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  1. LXC container reboot fails - LXC becomes unusable

    Overview We're seeing a new issue since in-place upgrading Proxmox 4.x to Proxmox 5.x. For 2 different LXC containers after 1-3 reboots, the shutdown will fail. This occurs if triggered inside the OS (shutdown -r now) or from the hypervisor using "pct shutdown XXX --forceStop 1". Once it...
  2. ZFS cannot destroy XXX: dataset is busy -- Cause is nfsd

    Summary There are a number of posts about being unable to destroy datasets that ZFS reports as busy even when lsof, fuser and cat /proc/*/mounts show no references. I have traced this to nfsd kernel processes which are launched when the container starts but aren't cleaned up when the container...


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