[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] stack updated HBASE-18532: -- Fix Version/s: 2.0.0 > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair >Priority: Major > Fix For: 3.0.0, 1.4.0, 2.0.0-alpha-3, 2.0.0 > > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532-BRANCH-1.PATCH, HBASE-18532-V1.0.PATCH, HBASE-18532-V2.0.PATCH, > HBASE-18532.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v7.6.3#76005)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Andrew Purtell updated HBASE-18532: --- Fix Version/s: (was: 1.5.0) > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Fix For: 3.0.0, 1.4.0, 2.0.0-alpha-3 > > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532-BRANCH-1.PATCH, HBASE-18532-V1.0.PATCH, HBASE-18532-V2.0.PATCH, > HBASE-18532.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ted Yu updated HBASE-18532: --- Resolution: Fixed Hadoop Flags: Reviewed Fix Version/s: 2.0.0-alpha-3 1.5.0 1.4.0 3.0.0 Status: Resolved (was: Patch Available) Thanks for the patch, Biju > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Fix For: 3.0.0, 1.4.0, 1.5.0, 2.0.0-alpha-3 > > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532-BRANCH-1.PATCH, HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, > HBASE-18532-V2.0.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532-BRANCH-1.PATCH Attaching patch for branch-1. > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532-BRANCH-1.PATCH, HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, > HBASE-18532-V2.0.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532-V2.0.PATCH Re-attaching the patch. > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, HBASE-18532-V2.0.PATCH, > L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: (was: HBASE-18532-V2.0.PATCH) > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532-V2.0.PATCH Thanks [~tedyu]. Attaching new patch which takes care of the review comment. > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, HBASE-18532-V2.0.PATCH, > L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[
https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Biju Nair updated HBASE-18532:
--
Attachment: HBASE-18532-V1.0.PATCH
[~tedyu], sorry my bad. Thanks for pointing out the failure. Attached a new
version of the patch with the required change in {{LruBlockCache}} code.
> Improve cache related stats rendered on RS UI
> -
>
> Key: HBASE-18532
> URL: https://issues.apache.org/jira/browse/HBASE-18532
> Project: HBase
> Issue Type: Improvement
> Components: regionserver, UI
>Affects Versions: 1.1.2
>Reporter: Biju Nair
>Assignee: Biju Nair
> Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH,
> HBASE-18532.PATCH, HBASE-18532-V1.0.PATCH, L1-STATS.PNG, L2-STATS.PNG
>
>
> The stats currently rendered for L1 and L2 cache are incorrect. Refer to the
> attached screenshots of stats from a cluster showing the combined cache
> stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used
> for cache while if we sum size of L1 and L2 cache the value is way less. One
> way we can improve this is to use the same stats used to populate the
> combined stats to render the values of L1 & L2 cache. Also for usability we
> can remove the table with details with BucketCache buckets from the L2 cache
> stats since this is going to be long for any installation using L2 cache.
> This will help in understanding the cache usage better. Thoughts? If there
> are no concerns will submit a patch.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532.PATCH Attaching patch for master. > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Status: Patch Available (was: Open) > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > HBASE-18532.PATCH, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: (was: HBASE-18532.WIP) > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532-1.1.2.PATCH > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532-1.1.2.PATCH, > L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: (was: HBASE-18532.WIP) > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532.WIP, L1-STATS.PNG, > L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: HBASE-18532.WIP Updated WIP patch. Data block stats (count and size) are tracked in the BlockCache. The drawback is the added time to update the stats. > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair >Assignee: Biju Nair > Attachments: COMBINED-STATS.PNG, HBASE-18532.WIP, L1-STATS.PNG, > L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[
https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Biju Nair updated HBASE-18532:
--
Attachment: HBASE-18532.WIP
Attaching a WIP patch. Will update it based on the feedback for COUNT/SIZE
stats on {{DATA BLOCKS}}.
> Improve cache related stats rendered on RS UI
> -
>
> Key: HBASE-18532
> URL: https://issues.apache.org/jira/browse/HBASE-18532
> Project: HBase
> Issue Type: Improvement
> Components: regionserver, UI
>Affects Versions: 1.1.2
>Reporter: Biju Nair
>Assignee: Biju Nair
> Attachments: COMBINED-STATS.PNG, HBASE-18532.WIP, L1-STATS.PNG,
> L2-STATS.PNG
>
>
> The stats currently rendered for L1 and L2 cache are incorrect. Refer to the
> attached screenshots of stats from a cluster showing the combined cache
> stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used
> for cache while if we sum size of L1 and L2 cache the value is way less. One
> way we can improve this is to use the same stats used to populate the
> combined stats to render the values of L1 & L2 cache. Also for usability we
> can remove the table with details with BucketCache buckets from the L2 cache
> stats since this is going to be long for any installation using L2 cache.
> This will help in understanding the cache usage better. Thoughts? If there
> are no concerns will submit a patch.
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Chia-Ping Tsai updated HBASE-18532: --- Component/s: UI > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver, UI >Affects Versions: 1.1.2 >Reporter: Biju Nair > Attachments: COMBINED-STATS.PNG, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
[jira] [Updated] (HBASE-18532) Improve cache related stats rendered on RS UI
[ https://issues.apache.org/jira/browse/HBASE-18532?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Biju Nair updated HBASE-18532: -- Attachment: L2-STATS.PNG COMBINED-STATS.PNG L1-STATS.PNG > Improve cache related stats rendered on RS UI > - > > Key: HBASE-18532 > URL: https://issues.apache.org/jira/browse/HBASE-18532 > Project: HBase > Issue Type: Improvement > Components: regionserver >Affects Versions: 1.1.2 >Reporter: Biju Nair > Attachments: COMBINED-STATS.PNG, L1-STATS.PNG, L2-STATS.PNG > > > The stats currently rendered for L1 and L2 cache are incorrect. Refer to the > attached screenshots of stats from a cluster showing the combined cache > stats, L1 stats and L2 stats. For e.g. the combined stats shows 38 GB used > for cache while if we sum size of L1 and L2 cache the value is way less. One > way we can improve this is to use the same stats used to populate the > combined stats to render the values of L1 & L2 cache. Also for usability we > can remove the table with details with BucketCache buckets from the L2 cache > stats since this is going to be long for any installation using L2 cache. > This will help in understanding the cache usage better. Thoughts? If there > are no concerns will submit a patch. -- This message was sent by Atlassian JIRA (v6.4.14#64029)
