Hi Prabhu, Bibin Thank you very much for your advice. I have tested it without problems. Thanks
Bibinchundatt <bibin.chund...@huawei.com> 于2019年8月20日周二 下午8:56写道： > Could you try the following > > > > 1. Switch to job user , Check “ ls - l <full path to nodemanager > jar>” to check access to jar . Check parent dir permissions too > > > > > > *From:* alex noure [mailto:hello123...@gmail.com] > *Sent:* 20 August 2019 16:50 > *To:* Prabhu Josephraj <pjos...@cloudera.com> > *Cc:* u...@hadoop.apache.org; mapreduce-issues@hadoop.apache.org > *Subject:* Re: Could not find or load main class > org.apache.hadoop.yarn.server.nodemanager.containermanager.loca > lizer.ContainerLocalizer > > > > Hi Prabhu > Thank you for your reply. > I did the following: > chmod 777 hadoop-yarn-server-nodemanager-<version>.jar > > Restarted NodeManager, resourcemanager > > > > Still reporting an error > Could not find or load main class > org.apache.hadoop.yarn.server.nodemanager.containermanager.loca > lizer.ContainerLocalizer > > > > > > > > Prabhu Josephraj <pjos...@cloudera.com> 于2019年8月20日周二 下午6:18写道： > > On Secure Cluster, The ContainerLocalizer JVM runs as job user. The below > issue happens when the job user > > does not have access to the hadoop-yarn-server-nodemanager-<version>.jar > present on hadoop classpath of > > NodeManager machine. > > > > Could not find or load main class > org.apache.hadoop.yarn.server.nodemanager.containermanager.loca > lizer.ContainerLocalizer > > > > Make sure the job user has access to > hadoop-yarn-server-nodemanager-<version>.jar. > > > > On Tue, Aug 20, 2019 at 3:40 PM alex noure <hello123...@gmail.com> wrote: > > Hi all, > > > > When we configure kerberos to submit tasks, only the primary account can > be submitted successfully, and other accounts cannot be submitted. > > > > Report Could not find or load main class > org.apache.hadoop.yarn.server.nodemanager.containermanager.loca > lizer.ContainerLocalizer > > > > My question is the same as this > https://issues.apache.org/jira/browse/MAPREDUCE-7224 issue. > > > > I saw that my cluster environment variables are fine. > > > > How can I solve this problem? > > > > > > > > > -- > > Best > -- Best
