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Craig Condit commented on YARN-4048: ------------------------------------ Just my two cents: Using cgroups on CentOS/RHEL 6.x is asking for it... We've experienced similar crashes using anything that utilizes cgroups, not just YARN (for example -- docker). Cgroups is widely regarded as unstable in Linux kernel versions < 3.10 or so. > Linux kernel panic under strict CPU limits > ------------------------------------------ > > Key: YARN-4048 > URL: https://issues.apache.org/jira/browse/YARN-4048 > Project: Hadoop YARN > Issue Type: Bug > Components: nodemanager > Affects Versions: 2.7.1 > Reporter: Chengbing Liu > Priority: Critical > Attachments: panic.png > > > With YARN-2440 and YARN-2531, we have seen some kernel panics happening under > heavy pressure. Even with YARN-2809, it still panics. > We are using CentOS 6.5, hadoop 2.5.0-cdh5.2.0 with the above patches. I > guess the latest version also has the same issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332)