[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Resolution: Fixed Hadoop Flags: Reviewed Status: Resolved (was: Patch Available) Resolving. > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 1.4.0, 1.3.2, 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.3.001.patch, HBASE-18090.branch-1.3.001.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Fix Version/s: 1.3.2 1.4.0 > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 1.4.0, 1.3.2, 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.3.001.patch, HBASE-18090.branch-1.3.001.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Attachment: HBASE-18090.branch-1.3.001.patch Retry. The test passes for me locally. Also seems totally unrelated to what the patch is about. > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.3.001.patch, HBASE-18090.branch-1.3.001.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Attachment: HBASE-18090.branch-1.3.001.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.3.001.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Release Note: In this task, we make it possible to run multiple mappers per region in the table snapshot. The following code is primary table snapshot mapper initializatio: TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into ); The job only run one map task per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); was: In this task, we make it possible to run multiple mappers per region in the table snapshot. The following code is primary table snapshot mapper initializatio: TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into ); The job only run one map task per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms only support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components:
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Release Note: In this task, we make it possible to run multiple mappers per region in the table snapshot. The following code is primary table snapshot mapper initializatio: TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into ); The job only run one map task per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms only support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); was: In this task, we make it possible to run multiple mappers per region in the table snapshot. The following code is primary table snapshot mapper initializatio: TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into ); The job only run one map task per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms only support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement >
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Release Note: In this task, we make it possible to run multiple mappers per region in the table snapshot. The following code is primary table snapshot mapper initializatio: TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into ); The job only run one map task per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms only support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); was: In this task, we make it possible to run multiple mappers per region in the table snapshot. With this feature, client can specify the desired num of mappers when init table snapshot mapper job： TableMapReduceUtil.initTableSnapshotMapperJob( snapshotName, // The name of the snapshot (of a table) to read from scan, // Scan instance to control CF and attribute selection mapper, // mapper outputKeyClass, // mapper output key outputValueClass,// mapper output value job, // The current job to adjust true, // upload HBase jars and jars for any of the configured job classes via the distributed cache (tmpjars) restoreDir, // a temporary directory to copy the snapshot files into splitAlgorithm, // splitAlgo algorithm to split, current split algorithms only support RegionSplitter.UniformSplit() and RegionSplitter.HexStringSplit() n // how many input splits to generate per one region ); > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[
https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
xinxin fan updated HBASE-18090:
---
Release Note:
In this task, we make it possible to run multiple mappers per region in the
table snapshot. With this feature, client can specify the desired num of
mappers when init table snapshot mapper job：
TableMapReduceUtil.initTableSnapshotMapperJob(
snapshotName, // The name of the snapshot (of a
table) to read from
scan, // Scan instance to
control CF and attribute selection
mapper, // mapper
outputKeyClass, // mapper output key
outputValueClass,// mapper output value
job, // The current job to
adjust
true, // upload HBase jars and
jars for any of the configured job classes via the distributed cache (tmpjars)
restoreDir, // a temporary directory to
copy the snapshot files into
splitAlgorithm, // splitAlgo algorithm to split,
current split algorithms only support RegionSplitter.UniformSplit() and
RegionSplitter.HexStringSplit()
n // how many input splits to
generate per one region
);
was:
In this task, we make it possible to run multiple mappers per region in the
table snapshot. With this feature, client can specify the desired num of
mappers when init table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(
snapshotName, // The name of the snapshot (of a
table) to read from
scan, // Scan instance to
control CF and attribute selection
mapper, // mapper
outputKeyClass, // mapper output key
outputValueClass,// mapper output value
job, // The current job to
adjust
true, // upload HBase jars and
jars for any of the configured job classes via the distributed cache (tmpjars)
restoreDir, // a temporary directory to
copy the snapshot files into
splitAlgorithm, // splitAlgo algorithm to split,
current split algorithms only support RegionSplitter.UniformSplit() and
RegionSplitter.HexStringSplit()
n // how many input splits to
generate per one region
);
{code}
> Improve TableSnapshotInputFormat to allow more multiple mappers per region
> --
>
> Key: HBASE-18090
> URL: https://issues.apache.org/jira/browse/HBASE-18090
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
>Reporter: Mikhail Antonov
>Assignee: xinxin fan
> Fix For: 2.0.0-beta-1
>
> Attachments: HBASE-18090-V3-master.patch,
> HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch,
> HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch,
> HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch,
> HBASE-18090.branch-1.patch
>
>
> TableSnapshotInputFormat runs one map task per region in the table snapshot.
> This places unnecessary restriction that the region layout of the original
> table needs to take the processing resources available to MR job into
> consideration. Allowing to run multiple mappers per region (assuming
> reasonably even key distribution) would be useful.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[
https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
xinxin fan updated HBASE-18090:
---
Release Note:
In this task, we make it possible to run multiple mappers per region in the
table snapshot. With this feature, client can specify the desired num of
mappers when init table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(
snapshotName, // The name of the snapshot (of a
table) to read from
scan, // Scan instance to
control CF and attribute selection
mapper, // mapper
outputKeyClass, // mapper output key
outputValueClass,// mapper output value
job, // The current job to
adjust
true, // upload HBase jars and
jars for any of the configured job classes via the distributed cache (tmpjars)
restoreDir, // a temporary directory to
copy the snapshot files into
splitAlgorithm, // splitAlgo algorithm to split,
current split algorithms only support RegionSplitter.UniformSplit() and
RegionSplitter.HexStringSplit()
n // how many input splits to
generate per one region
);
{code}
was:
In this task, we make it possible to run multiple mappers per region in the
table snapshot. With this feature, client can specify the desired num of
mappers when init table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(
snapshotName, // The name of the snapshot (of a
table) to read from
scan, // Scan instance to
control CF and attribute selection
mapper, // mapper
outputKeyClass, // mapper output key
outputValueClass,// mapper output value
job, // The current job to
adjust
true, // upload HBase jars and
jars for any of the configured job classes via the distributed cache (tmpjars)
restoreDir, // a temporary directory to
copy the snapshot files into
splitAlgorithm, // splitAlgo algorithm to split,
current split algorithms only support RegionSplitter.UniformSplit() and
RegionSplitter.HexStringSplit()
n // how many input splits to
generate per one region
);
{code}
> Improve TableSnapshotInputFormat to allow more multiple mappers per region
> --
>
> Key: HBASE-18090
> URL: https://issues.apache.org/jira/browse/HBASE-18090
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
>Reporter: Mikhail Antonov
>Assignee: xinxin fan
> Fix For: 2.0.0-beta-1
>
> Attachments: HBASE-18090-V3-master.patch,
> HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch,
> HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch,
> HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch,
> HBASE-18090.branch-1.patch
>
>
> TableSnapshotInputFormat runs one map task per region in the table snapshot.
> This places unnecessary restriction that the region layout of the original
> table needs to take the processing resources available to MR job into
> consideration. Allowing to run multiple mappers per region (assuming
> reasonably even key distribution) would be useful.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[
https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
xinxin fan updated HBASE-18090:
---
Release Note:
In this task, we make it possible to run multiple mappers per region in the
table snapshot. With this feature, client can specify the desired num of
mappers when init table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(
snapshotName, // The name of the snapshot (of a
table) to read from
scan, // Scan instance to
control CF and attribute selection
mapper, // mapper
outputKeyClass, // mapper output key
outputValueClass,// mapper output value
job, // The current job to
adjust
true, // upload HBase jars and
jars for any of the configured job classes via the distributed cache (tmpjars)
restoreDir, // a temporary directory to
copy the snapshot files into
splitAlgorithm, // splitAlgo algorithm to split,
current split algorithms only support RegionSplitter.UniformSplit() and
RegionSplitter.HexStringSplit()
n // how many input splits to
generate per one region
);
{code}
> Improve TableSnapshotInputFormat to allow more multiple mappers per region
> --
>
> Key: HBASE-18090
> URL: https://issues.apache.org/jira/browse/HBASE-18090
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
>Reporter: Mikhail Antonov
>Assignee: xinxin fan
> Fix For: 2.0.0-beta-1
>
> Attachments: HBASE-18090-V3-master.patch,
> HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch,
> HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch,
> HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch,
> HBASE-18090.branch-1.patch
>
>
> TableSnapshotInputFormat runs one map task per region in the table snapshot.
> This places unnecessary restriction that the region layout of the original
> table needs to take the processing resources available to MR job into
> consideration. Allowing to run multiple mappers per region (assuming
> reasonably even key distribution) would be useful.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[
https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
xinxin fan updated HBASE-18090:
---
Description:
TableSnapshotInputFormat runs one map task per region in the table snapshot.
This places unnecessary restriction that the region layout of the original
table needs to take the processing resources available to MR job into
consideration. Allowing to run multiple mappers per region (assuming reasonably
even key distribution) would be useful.
was:
TableSnapshotInputFormat runs one map task per region in the table snapshot.
This places unnecessary restriction that the region layout of the original
table needs to take the processing resources available to MR job into
consideration. Allowing to run multiple mappers per region (assuming reasonably
even key distribution) would be useful.
With this feature, client can specify the desired num of mappers when init
table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,)
{code}
> Improve TableSnapshotInputFormat to allow more multiple mappers per region
> --
>
> Key: HBASE-18090
> URL: https://issues.apache.org/jira/browse/HBASE-18090
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
>Reporter: Mikhail Antonov
>Assignee: xinxin fan
> Fix For: 2.0.0-beta-1
>
> Attachments: HBASE-18090-V3-master.patch,
> HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch,
> HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch,
> HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch,
> HBASE-18090.branch-1.patch
>
>
> TableSnapshotInputFormat runs one map task per region in the table snapshot.
> This places unnecessary restriction that the region layout of the original
> table needs to take the processing resources available to MR job into
> consideration. Allowing to run multiple mappers per region (assuming
> reasonably even key distribution) would be useful.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[
https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
xinxin fan updated HBASE-18090:
---
Description:
TableSnapshotInputFormat runs one map task per region in the table snapshot.
This places unnecessary restriction that the region layout of the original
table needs to take the processing resources available to MR job into
consideration. Allowing to run multiple mappers per region (assuming reasonably
even key distribution) would be useful.
With this feature, client can specify the desired num of mappers when init
table snapshot mapper job：
{code}
TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,)
{code}
was:
TableSnapshotInputFormat runs one map task per region in the table snapshot.
This places unnecessary restriction that the region layout of the original
table needs to take the processing resources available to MR job into
consideration. Allowing to run multiple mappers per region (assuming reasonably
even key distribution) would be useful.
> Improve TableSnapshotInputFormat to allow more multiple mappers per region
> --
>
> Key: HBASE-18090
> URL: https://issues.apache.org/jira/browse/HBASE-18090
> Project: HBase
> Issue Type: Improvement
> Components: mapreduce
>Reporter: Mikhail Antonov
>Assignee: xinxin fan
> Fix For: 2.0.0-beta-1
>
> Attachments: HBASE-18090-V3-master.patch,
> HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch,
> HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch,
> HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch,
> HBASE-18090.branch-1.patch
>
>
> TableSnapshotInputFormat runs one map task per region in the table snapshot.
> This places unnecessary restriction that the region layout of the original
> table needs to take the processing resources available to MR job into
> consideration. Allowing to run multiple mappers per region (assuming
> reasonably even key distribution) would be useful.
> With this feature, client can specify the desired num of mappers when init
> table snapshot mapper job：
> {code}
> TableMapReduceUtil.initTableSnapshotMapperJob(snapshotName,)
> {code}
--
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[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Description: TableSnapshotInputFormat runs one map task per region in the table snapshot. This places unnecessary restriction that the region layout of the original table needs to take the processing resources available to MR job into consideration. Allowing to run multiple mappers per region (assuming reasonably even key distribution) would be useful. was:TableSnapshotInputFormat runs one map task per region in the table snapshot. This places unnecessary restriction that the region layout of the original table needs to take the processing resources available to MR job into consideration. Allowing to run multiple mappers per region (assuming reasonably even key distribution) would be useful. > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Attachment: HBASE-18090-branch-1-v2.patch Retry > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1-v2.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1-v2.patch, HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090.branch-1.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090.branch-1.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090.branch-1-V2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090.branch-1-V2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1-V2.patch, HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ashu Pachauri updated HBASE-18090: -- Affects Version/s: (was: 3.0.0) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch, > HBASE-18090-branch-1.3-v1.patch, HBASE-18090-branch-1.3-v2.patch, > HBASE-18090.branch-1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090.branch-1.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 3.0.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090.branch-1.patch, > HBASE-18090-V3-master.patch, HBASE-18090-V4-master.patch, > HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18090: -- Fix Version/s: (was: 2.0.0-alpha-4) (was: 3.0.0) 2.0.0-beta-1 > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 3.0.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 2.0.0-beta-1 > > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ashu Pachauri updated HBASE-18090: -- Fix Version/s: 2.0.0-alpha-4 > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 3.0.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 3.0.0, 2.0.0-alpha-4 > > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Affects Version/s: (was: 1.4.0) 3.0.0 > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 3.0.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 3.0.0 > > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Fix Version/s: 3.0.0 > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Fix For: 3.0.0 > > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V5-master.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-V5-master.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V5-master.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-V5-master.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V5-master.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch, HBASE-18090-V5-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V4-master.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-V4-master.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V4-master.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch, > HBASE-18090-V4-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-V3-master.patch create patch for master branch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch, HBASE-18090-V3-master.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1.3-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: (was: HBASE-18090-branch-1.3-v2.patch) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] xinxin fan updated HBASE-18090: --- Attachment: HBASE-18090-branch-1.3-v2.patch > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov >Assignee: xinxin fan > Attachments: HBASE-18090-branch-1.3-v1.patch, > HBASE-18090-branch-1.3-v2.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Mikhail Antonov updated HBASE-18090: Status: Patch Available (was: Open) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov > Attachments: HBASE-18090-branch-1.3-v1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Mikhail Antonov updated HBASE-18090: Status: Open (was: Patch Available) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov > Attachments: HBASE-18090-branch-1.3-v1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Mikhail Antonov updated HBASE-18090: Status: Patch Available (was: Open) > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov > Attachments: HBASE-18090-branch-1.3-v1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
[jira] [Updated] (HBASE-18090) Improve TableSnapshotInputFormat to allow more multiple mappers per region
[ https://issues.apache.org/jira/browse/HBASE-18090?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Mikhail Antonov updated HBASE-18090: Attachment: HBASE-18090-branch-1.3-v1.patch patch for review > Improve TableSnapshotInputFormat to allow more multiple mappers per region > -- > > Key: HBASE-18090 > URL: https://issues.apache.org/jira/browse/HBASE-18090 > Project: HBase > Issue Type: Improvement > Components: mapreduce >Affects Versions: 1.4.0 >Reporter: Mikhail Antonov > Attachments: HBASE-18090-branch-1.3-v1.patch > > > TableSnapshotInputFormat runs one map task per region in the table snapshot. > This places unnecessary restriction that the region layout of the original > table needs to take the processing resources available to MR job into > consideration. Allowing to run multiple mappers per region (assuming > reasonably even key distribution) would be useful. -- This message was sent by Atlassian JIRA (v6.3.15#6346)
