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  • 【原创】大叔问题定位分享(30)mesos agent启动失败:Failed to perform recovery: Incompatible agent info detected

    mesos agent启动失败,报错如下:

    Feb 15 22:03:18 server1.bj mesos-slave[1190]: E0215 22:03:18.622994 1192 slave.cpp:7311] EXIT with status 1: Failed to perform recovery: Incompatible agent info detected.
    ...
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: ------------------------------------------------------------
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: Old agent info:
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: hostname: "server1"
    ...
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: ------------------------------------------------------------
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: New agent info:
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: hostname: "server1.bj"

    通过日志发现是因为hostname有了变化,这是因为修改hosts文件导致的

    # cat /etc/hosts
    192.168.0.1 server1 server1.bj
    ->
    192.168.0.1 server1.bj server1

    解决方法也提示出来了

    Feb 15 22:03:18 server1.bj mesos-slave[1190]: If recovery failed due to a change in configuration and you want to
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: keep the current agent id, you might want to change the
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: `--reconfiguration_policy` flag to a more permissive value.
    Feb 15 22:03:18 server1.bj mesos-slave[1190]:
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: To restart this agent with a new agent id instead, do as follows:
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: rm -f /var/lib/mesos/meta/slaves/latest
    Feb 15 22:03:18 server1.bj mesos-slave[1190]: This ensures that the agent does not recover old live executors.

    mesos agent保存一个slave.info,其中包含hostname,如果hostname有变化,即和slave.info中不一样,就会报错

    # cat /var/lib/mesos/meta/slaves/latest/slave.info
    ¥
    server1
    cpus @2*
    mem ̀2*
    disk  ~ᄇ*
    ports"
    ↑2)

    修复

    # rm -f /var/lib/mesos/meta/slaves/latest
    # service mesos-slave start

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  • 原文地址:https://www.cnblogs.com/barneywill/p/10386239.html
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