[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ryan McGuire updated CASSANDRA-5549: Labels: qa-resolved (was: performance) Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Improvement Reporter: Jonathan Ellis Assignee: Benedict Labels: qa-resolved Fix For: 2.1 beta1 Attachments: 5549-removed-switchlock.png, 5549-sunnyvale.png As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message was sent by Atlassian JIRA (v6.2#6252)
[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jonathan Ellis updated CASSANDRA-5549: -- Issue Type: Improvement (was: Bug) Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Improvement Reporter: Jonathan Ellis Assignee: Benedict Labels: performance Fix For: 2.1 Attachments: 5549-removed-switchlock.png, 5549-sunnyvale.png As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message was sent by Atlassian JIRA (v6.1.5#6160)
[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jonathan Ellis updated CASSANDRA-5549: -- Labels: performance (was: ) Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Bug Reporter: Jonathan Ellis Assignee: Vijay Labels: performance Fix For: 2.1 Attachments: 5549-removed-switchlock.png, 5549-sunnyvale.png As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ryan McGuire updated CASSANDRA-5549: Tester: enigmacurry Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Bug Reporter: Jonathan Ellis Fix For: 2.1 As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ryan McGuire updated CASSANDRA-5549: Attachment: 5549-removed-switchlock.png Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Bug Reporter: Jonathan Ellis Fix For: 2.1 Attachments: 5549-removed-switchlock.png As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (CASSANDRA-5549) Remove Table.switchLock
[ https://issues.apache.org/jira/browse/CASSANDRA-5549?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ryan McGuire updated CASSANDRA-5549: Attachment: 5549-sunnyvale.png Remove Table.switchLock --- Key: CASSANDRA-5549 URL: https://issues.apache.org/jira/browse/CASSANDRA-5549 Project: Cassandra Issue Type: Bug Reporter: Jonathan Ellis Fix For: 2.1 Attachments: 5549-removed-switchlock.png, 5549-sunnyvale.png As discussed in CASSANDRA-5422, Table.switchLock is a bottleneck on the write path. ReentrantReadWriteLock is not lightweight, even if there is no contention per se between readers and writers of the lock (in Cassandra, memtable updates and switches). -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira