[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Resolution: Not A Problem Status: Resolved (was: Patch Available) > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch, HADOOP-12421-v4.patch, HADOOP-12421-v5.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Attachment: HADOOP-12421-v5.patch The tests that Jenkins had a hard time with all pass locally for me. > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch, HADOOP-12421-v4.patch, HADOOP-12421-v5.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Attachment: HADOOP-12421-v4.patch Rebased on trunk > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch, HADOOP-12421-v4.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Steve Loughran updated HADOOP-12421: Target Version/s: 2.8.0 Status: Patch Available (was: Open) > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Steve Loughran updated HADOOP-12421: Status: Open (was: Patch Available) > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Attachment: HADOOP-12421-v3.patch Rebased patch. The only failed test on the last run doesn't touch the RetryInvocationHandler class at all, so I'm pretty confident that it's not related to this test. > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch, > HADOOP-12421-v3.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Attachment: HADOOP-12421-v2.patch > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch, HADOOP-12421-v2.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Affects Version/s: 2.8.0 Status: Patch Available (was: Open) > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (HADOOP-12421) Add jitter to RetryInvocationHandler
[ https://issues.apache.org/jira/browse/HADOOP-12421?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Elliott Clark updated HADOOP-12421: --- Attachment: HADOOP-12421-v1.patch Patch that add 15% jitter (+/- 7.5%) along with a unit test for it. > Add jitter to RetryInvocationHandler > > > Key: HADOOP-12421 > URL: https://issues.apache.org/jira/browse/HADOOP-12421 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 2.8.0 >Reporter: Elliott Clark >Assignee: Elliott Clark > Attachments: HADOOP-12421-v1.patch > > > Calls to NN can become synchronized across a cluster during NN failover. This > leads to a spike in requests until things recover. Making an already tricky > time worse. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
