[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Resolution: Fixed Hadoop Flags: Reviewed Status: Resolved (was: Patch Available) > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch, 9843-trunk.v3.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Status: Open (was: Patch Available) > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch, 9843-trunk.v3.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Status: Patch Available (was: Open) > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch, 9843-trunk.v3.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Attachment: 9843-trunk.v3.patch > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch, 9843-trunk.v3.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Status: Patch Available (was: Open) > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
[jira] [Updated] (HBASE-9843) Various fixes in client code
[ https://issues.apache.org/jira/browse/HBASE-9843?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Nicolas Liochon updated HBASE-9843: --- Attachment: 9843-trunk.v2.patch > Various fixes in client code > > > Key: HBASE-9843 > URL: https://issues.apache.org/jira/browse/HBASE-9843 > Project: HBase > Issue Type: Bug > Components: Client >Affects Versions: 0.96.0 >Reporter: Nicolas Liochon >Assignee: Nicolas Liochon > Fix For: 0.98.0, 0.96.1 > > Attachments: 9843-trunk.v2.patch > > > This mainly fixes issues when we had "long" errors, for example a multi > blocked when trying to obtain a lock that was finally failing after 60s. > Previously we were trying only for 5 minutes. We now do all the tries. I've > fixed stuff around this area to make it work. > There is also more logs. > I've changed the back off array. With the default pause of 100ms, even after > 20 tries we still retry every 10s. > I've also changed the max per RS to something minimal. If the cluster is not > in a very good state it's less aggressive. It seems to be a better default. > I've done two tests: > - on a small; homogeneous cluster, I had the same performances > - on a bigger, but heterogeneous cluster it was twice as fast. -- This message was sent by Atlassian JIRA (v6.1#6144)
