[jira] [Updated] (CASSANDRA-14261) Compaction Profiling Improvements
[ https://issues.apache.org/jira/browse/CASSANDRA-14261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jeff Jirsa updated CASSANDRA-14261: --- Status: Ready to Commit (was: Patch Available) > Compaction Profiling Improvements > - > > Key: CASSANDRA-14261 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14261 > Project: Cassandra > Issue Type: Improvement > Components: Compaction >Reporter: Jeff Jirsa >Assignee: Jeff Jirsa >Priority: Minor > Fix For: 4.0 > > Attachments: patched-hot-threads.png, patched-tlab.png, > unpatched-hot-threads-top.png, unpatched-hot-threads.png, unpatched-tlab.png > > > There's some low hanging fruit in some laptop compaction runs, such as > creating a ton of the same object unnecessarily and hashing cell names > repeatedly to see if a column is dropped even when we should know that the > table has no dropped columns. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org
[jira] [Updated] (CASSANDRA-14261) Compaction Profiling Improvements
[ https://issues.apache.org/jira/browse/CASSANDRA-14261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jeff Jirsa updated CASSANDRA-14261: --- Resolution: Fixed Fix Version/s: (was: 4.x) 4.0 Status: Resolved (was: Ready to Commit) Nice catch. Backed out that change, added a comment on commit, and committed to trunk as 3747a6cd993c1a4d1a4a9345f8efe3ebc6cb482b > Compaction Profiling Improvements > - > > Key: CASSANDRA-14261 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14261 > Project: Cassandra > Issue Type: Improvement > Components: Compaction >Reporter: Jeff Jirsa >Assignee: Jeff Jirsa >Priority: Minor > Fix For: 4.0 > > Attachments: patched-hot-threads.png, patched-tlab.png, > unpatched-hot-threads-top.png, unpatched-hot-threads.png, unpatched-tlab.png > > > There's some low hanging fruit in some laptop compaction runs, such as > creating a ton of the same object unnecessarily and hashing cell names > repeatedly to see if a column is dropped even when we should know that the > table has no dropped columns. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org
[jira] [Updated] (CASSANDRA-14261) Compaction Profiling Improvements
[ https://issues.apache.org/jira/browse/CASSANDRA-14261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Marcus Eriksson updated CASSANDRA-14261: Reviewer: Marcus Eriksson > Compaction Profiling Improvements > - > > Key: CASSANDRA-14261 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14261 > Project: Cassandra > Issue Type: Improvement > Components: Compaction >Reporter: Jeff Jirsa >Assignee: Jeff Jirsa >Priority: Minor > Fix For: 4.x > > Attachments: patched-hot-threads.png, patched-tlab.png, > unpatched-hot-threads-top.png, unpatched-hot-threads.png, unpatched-tlab.png > > > There's some low hanging fruit in some laptop compaction runs, such as > creating a ton of the same object unnecessarily and hashing cell names > repeatedly to see if a column is dropped even when we should know that the > table has no dropped columns. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org
[jira] [Updated] (CASSANDRA-14261) Compaction Profiling Improvements
[ https://issues.apache.org/jira/browse/CASSANDRA-14261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jeff Jirsa updated CASSANDRA-14261: --- Attachment: patched-tlab.png patched-hot-threads.png unpatched-tlab.png unpatched-hot-threads.png unpatched-hot-threads-top.png > Compaction Profiling Improvements > - > > Key: CASSANDRA-14261 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14261 > Project: Cassandra > Issue Type: Improvement > Components: Compaction >Reporter: Jeff Jirsa >Assignee: Jeff Jirsa >Priority: Minor > Fix For: 4.x > > Attachments: patched-hot-threads.png, patched-tlab.png, > unpatched-hot-threads-top.png, unpatched-hot-threads.png, unpatched-tlab.png > > > There's some low hanging fruit in some laptop compaction runs, such as > creating a ton of the same object unnecessarily and hashing cell names > repeatedly to see if a column is dropped even when we should know that the > table has no dropped columns. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org
[jira] [Updated] (CASSANDRA-14261) Compaction Profiling Improvements
[ https://issues.apache.org/jira/browse/CASSANDRA-14261?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jeff Jirsa updated CASSANDRA-14261: --- Status: Patch Available (was: Open) > Compaction Profiling Improvements > - > > Key: CASSANDRA-14261 > URL: https://issues.apache.org/jira/browse/CASSANDRA-14261 > Project: Cassandra > Issue Type: Improvement > Components: Compaction >Reporter: Jeff Jirsa >Assignee: Jeff Jirsa >Priority: Minor > Fix For: 4.x > > > There's some low hanging fruit in some laptop compaction runs, such as > creating a ton of the same object unnecessarily and hashing cell names > repeatedly to see if a column is dropped even when we should know that the > table has no dropped columns. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: commits-unsubscr...@cassandra.apache.org For additional commands, e-mail: commits-h...@cassandra.apache.org