June 2014 - infinispan-issues - Jboss List Archives

[JBoss JIRA] (ISPN-4404) The coordinator leaving the cluster should not cancel a state transfer

by Dan Berindei (JIRA)

[ https://issues.jboss.org/browse/ISPN-4404?page=com.atlassian.jira.plugin.... ] Dan Berindei updated ISPN-4404: ------------------------------- Summary: The coordinator leaving the cluster should not cancel a state transfer (was: The coordinator leaving the cluster should not cancel a pending state transfer) > The coordinator leaving the cluster should not cancel a state transfer > ---------------------------------------------------------------------- > > Key: ISPN-4404 > URL: https://issues.jboss.org/browse/ISPN-4404 > Project: Infinispan > Issue Type: Bug > Security Level: Public(Everyone can see) > Components: Core, State Transfer > Affects Versions: 6.0.2.Final > Reporter: Dan Berindei > Assignee: Dan Berindei > Fix For: 7.0.0.Final > > > When the cluster coordinator changes or a merge view is received, the new coordinator tries to reconcile the cache topologies of the different partitions and cancels any state transfer in progress. > But most of the time, the coordinator changing doesn't mean that there are multiple partitions, just that the old coordinator died. In that case there is a single cache topology, so there is nothing to reconcile and no reason to cancel the pending ST. > We can't rely on the new coordinator receiving a MergeView, because the old coordinator might have received a MergeView and died soon afterwards. -- This message was sent by Atlassian JIRA (v6.2.6#6264)

11 years, 9 months

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[JBoss JIRA] (ISPN-4404) The coordinator leaving the cluster should not cancel state transfer

by Dan Berindei (JIRA)

[ https://issues.jboss.org/browse/ISPN-4404?page=com.atlassian.jira.plugin.... ] Dan Berindei updated ISPN-4404: ------------------------------- Summary: The coordinator leaving the cluster should not cancel state transfer (was: The coordinator leaving the cluster should not cancel a state transfer) > The coordinator leaving the cluster should not cancel state transfer > -------------------------------------------------------------------- > > Key: ISPN-4404 > URL: https://issues.jboss.org/browse/ISPN-4404 > Project: Infinispan > Issue Type: Bug > Security Level: Public(Everyone can see) > Components: Core, State Transfer > Affects Versions: 6.0.2.Final > Reporter: Dan Berindei > Assignee: Dan Berindei > Fix For: 7.0.0.Final > > > When the cluster coordinator changes or a merge view is received, the new coordinator tries to reconcile the cache topologies of the different partitions and cancels any state transfer in progress. > But most of the time, the coordinator changing doesn't mean that there are multiple partitions, just that the old coordinator died. In that case there is a single cache topology, so there is nothing to reconcile and no reason to cancel the pending ST. > We can't rely on the new coordinator receiving a MergeView, because the old coordinator might have received a MergeView and died soon afterwards. -- This message was sent by Atlassian JIRA (v6.2.6#6264)

11 years, 9 months

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[JBoss JIRA] (ISPN-4382) Introduce a lightweight security as an alternative for the SecurityManager