[jira] [Created] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

Cheng Hao created HBASE-6852: Summary: SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields Key: HBASE-6852 URL: https://issues.apache.org/jira/browse/HBASE-6852

[jira] [Updated] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Cheng Hao updated HBASE-6852: - Attachment: onhitcache-trunk.patch The fix will cache the metrics and flush every 2000 calls

[jira] [Updated] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Cheng Hao updated HBASE-6852: - Fix Version/s: 0.96.0 Status: Patch Available (was: Open) After patch the fix, the oprofile

[jira] [Commented] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13460172#comment-13460172 ] Cheng Hao commented on HBASE-6852: -- yes, I ran the profiling in 0.94.0, but the patch

[jira] [Commented] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13460174#comment-13460174 ] Cheng Hao commented on HBASE-6852: -- It's quite similar with https://issues.apache.org

[jira] [Commented] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13460176#comment-13460176 ] Cheng Hao commented on HBASE-6852: -- stack, do you mean I should submit the patch for 0.94

[jira] [Commented] (HBASE-6852) SchemaMetrics.updateOnCacheHit costs too much while full scanning a table with all of its fields

[ https://issues.apache.org/jira/browse/HBASE-6852?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=13460224#comment-13460224 ] Cheng Hao commented on HBASE-6852: -- @stack: it should make more sense if we put the close

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