[jira] [Updated] (HDFS-14187) Make warning message more clear when there are not enough data nodes for EC write
[
https://issues.apache.org/jira/browse/HDFS-14187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wei-Chiu Chuang updated HDFS-14187:
---
Fix Version/s: 3.2.2
3.1.4
> Make warning message more clear when there are not enough data nodes for EC
> write
> -
>
> Key: HDFS-14187
> URL: https://issues.apache.org/jira/browse/HDFS-14187
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: erasure-coding
>Affects Versions: 3.1.1
>Reporter: Kitti Nanasi
>Assignee: Kitti Nanasi
>Priority: Major
> Fix For: 3.3.0, 3.1.4, 3.2.2
>
> Attachments: HDFS-14187.001.patch
>
>
> When setting an erasure coding policy for which there are not enough racks or
> data nodes, write will fail with the following message:
> {code:java}
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -mkdir
> /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u hdfs hdfs ec -setPolicy -path
> /user/systest/testdir
> Set default erasure coding policy on /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -put /tmp/file1
> /user/systest/testdir
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=3, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=4, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Block group <1> failed to write
> 2 blocks. It's at high risk of losing data.
> {code}
> I suggest to log a more descriptive message suggesting to use hdfs ec
> -verifyCluster command to verify the cluster setup against the ec policies.
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[jira] [Updated] (HDFS-14187) Make warning message more clear when there are not enough data nodes for EC write
[
https://issues.apache.org/jira/browse/HDFS-14187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Wei-Chiu Chuang updated HDFS-14187:
---
Resolution: Fixed
Fix Version/s: 3.3.0
Status: Resolved (was: Patch Available)
Pushed to trunk. Thanks [~knanasi] for contribution!
> Make warning message more clear when there are not enough data nodes for EC
> write
> -
>
> Key: HDFS-14187
> URL: https://issues.apache.org/jira/browse/HDFS-14187
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: erasure-coding
>Affects Versions: 3.1.1
>Reporter: Kitti Nanasi
>Assignee: Kitti Nanasi
>Priority: Major
> Fix For: 3.3.0
>
> Attachments: HDFS-14187.001.patch
>
>
> When setting an erasure coding policy for which there are not enough racks or
> data nodes, write will fail with the following message:
> {code:java}
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -mkdir
> /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u hdfs hdfs ec -setPolicy -path
> /user/systest/testdir
> Set default erasure coding policy on /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -put /tmp/file1
> /user/systest/testdir
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=3, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=4, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Block group <1> failed to write
> 2 blocks. It's at high risk of losing data.
> {code}
> I suggest to log a more descriptive message suggesting to use hdfs ec
> -verifyCluster command to verify the cluster setup against the ec policies.
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[jira] [Updated] (HDFS-14187) Make warning message more clear when there are not enough data nodes for EC write
[
https://issues.apache.org/jira/browse/HDFS-14187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kitti Nanasi updated HDFS-14187:
Status: Patch Available (was: Open)
> Make warning message more clear when there are not enough data nodes for EC
> write
> -
>
> Key: HDFS-14187
> URL: https://issues.apache.org/jira/browse/HDFS-14187
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: erasure-coding
>Affects Versions: 3.1.1
>Reporter: Kitti Nanasi
>Assignee: Kitti Nanasi
>Priority: Major
> Attachments: HDFS-14187.001.patch
>
>
> When setting an erasure coding policy for which there are not enough racks or
> data nodes, write will fail with the following message:
> {code:java}
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -mkdir
> /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u hdfs hdfs ec -setPolicy -path
> /user/systest/testdir
> Set default erasure coding policy on /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -put /tmp/file1
> /user/systest/testdir
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=3, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=4, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Block group <1> failed to write
> 2 blocks. It's at high risk of losing data.
> {code}
> I suggest to log a more descriptive message suggesting to use hdfs ec
> -verifyCluster command to verify the cluster setup against the ec policies.
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[jira] [Updated] (HDFS-14187) Make warning message more clear when there are not enough data nodes for EC write
[
https://issues.apache.org/jira/browse/HDFS-14187?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Kitti Nanasi updated HDFS-14187:
Attachment: HDFS-14187.001.patch
> Make warning message more clear when there are not enough data nodes for EC
> write
> -
>
> Key: HDFS-14187
> URL: https://issues.apache.org/jira/browse/HDFS-14187
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: erasure-coding
>Affects Versions: 3.1.1
>Reporter: Kitti Nanasi
>Assignee: Kitti Nanasi
>Priority: Major
> Attachments: HDFS-14187.001.patch
>
>
> When setting an erasure coding policy for which there are not enough racks or
> data nodes, write will fail with the following message:
> {code:java}
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -mkdir
> /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u hdfs hdfs ec -setPolicy -path
> /user/systest/testdir
> Set default erasure coding policy on /user/systest/testdir
> [root@oks-upgrade6727-1 ~]# sudo -u systest hdfs dfs -put /tmp/file1
> /user/systest/testdir
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=3, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Cannot allocate parity
> block(index=4, policy=RS-3-2-1024k). Not enough datanodes? Exclude nodes=[]
> 18/11/12 05:41:26 WARN hdfs.DFSOutputStream: Block group <1> failed to write
> 2 blocks. It's at high risk of losing data.
> {code}
> I suggest to log a more descriptive message suggesting to use hdfs ec
> -verifyCluster command to verify the cluster setup against the ec policies.
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