[jira] [Created] (HADOOP-16938) Add plugs for non-HA proxy providers
Roger Liu created HADOOP-16938: -- Summary: Add plugs for non-HA proxy providers Key: HADOOP-16938 URL: https://issues.apache.org/jira/browse/HADOOP-16938 Project: Hadoop Common Issue Type: Improvement Reporter: Roger Liu We need to make non-ha proxy providers plugable to handle custom refresh code to address bugs like this: https://issues.apache.org/jira/browse/HADOOP-16543 -- This message was sent by Atlassian Jira (v8.3.4#803005) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Commented] (HADOOP-16543) Cached DNS name resolution error
[ https://issues.apache.org/jira/browse/HADOOP-16543?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16927082#comment-16927082 ] Roger Liu commented on HADOOP-16543: Sure thing > Cached DNS name resolution error > > > Key: HADOOP-16543 > URL: https://issues.apache.org/jira/browse/HADOOP-16543 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 3.1.2 >Reporter: Roger Liu >Priority: Major > > In Kubernetes, the a node may go down and then come back later with a > different IP address. Yarn clients which are already running will be unable > to rediscover the node after it comes back up due to caching the original IP > address. This is problematic for cases such as Spark HA on Kubernetes, as the > node containing the resource manager may go down and come back up, meaning > existing node managers must then also be restarted. -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Commented] (HADOOP-16543) Cached DNS name resolution error
[ https://issues.apache.org/jira/browse/HADOOP-16543?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16922745#comment-16922745 ] Roger Liu commented on HADOOP-16543: We actually have a PR that can address this issue: [https://github.com/apache/hadoop/pull/1399] Doing this at the Hadoop level can fix the problem > Cached DNS name resolution error > > > Key: HADOOP-16543 > URL: https://issues.apache.org/jira/browse/HADOOP-16543 > Project: Hadoop Common > Issue Type: Bug >Affects Versions: 3.1.2 >Reporter: Roger Liu >Priority: Major > > In Kubernetes, the a node may go down and then come back later with a > different IP address. Yarn clients which are already running will be unable > to rediscover the node after it comes back up due to caching the original IP > address. This is problematic for cases such as Spark HA on Kubernetes, as the > node containing the resource manager may go down and come back up, meaning > existing node managers must then also be restarted. -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org
[jira] [Created] (HADOOP-16543) Cached DNS name resolution error
Roger Liu created HADOOP-16543: -- Summary: Cached DNS name resolution error Key: HADOOP-16543 URL: https://issues.apache.org/jira/browse/HADOOP-16543 Project: Hadoop Common Issue Type: Bug Affects Versions: 3.1.2 Reporter: Roger Liu In Kubernetes, the a node may go down and then come back later with a different IP address. Yarn clients which are already running will be unable to rediscover the node after it comes back up due to caching the original IP address. This is problematic for cases such as Spark HA on Kubernetes, as the node containing the resource manager may go down and come back up, meaning existing node managers must then also be restarted. -- This message was sent by Atlassian Jira (v8.3.2#803003) - To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: common-issues-h...@hadoop.apache.org