[ https://issues.apache.org/jira/browse/MESOS-4705?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15152027#comment-15152027 ]
haosdent commented on MESOS-4705: --------------------------------- [~idownes] I think we could make it looser when parsing perf event? Only disable the Linux version below than {{2.6.39}}. > Slave failed to sample container with perf event > ------------------------------------------------ > > Key: MESOS-4705 > URL: https://issues.apache.org/jira/browse/MESOS-4705 > Project: Mesos > Issue Type: Bug > Components: cgroups, isolation > Affects Versions: 0.27.1 > Reporter: Fan Du > Assignee: Fan Du > > When sampling container with perf event on Centos7 with kernel > 3.10.0-123.el7.x86_64, slave complained with below error spew: > {code} > E0218 16:32:00.591181 8376 perf_event.cpp:408] Failed to get perf sample: > Failed to parse perf sample: Failed to parse perf sample line > '25871993253,,cycles,mesos/5f23ffca-87ed-4ff6-84f2-6ec3d4098ab8,10059827422,100.00': > Unexpected number of fields > {code} > it's caused by the current perf format [assumption | > https://git-wip-us.apache.org/repos/asf?p=mesos.git;a=blob;f=src/linux/perf.cpp;h=1c113a2b3f57877e132bbd65e01fb2f045132128;hb=HEAD#l430] > with kernel version below 3.12 > On 3.10.0-123.el7.x86_64 kernel, the format is with 6 tokens as below: > value,unit,event,cgroup,running,ratio > A local modification fixed this error on my test bed, please review this > ticket. -- This message was sent by Atlassian JIRA (v6.3.4#6332)