Farm HPC cluster incident

nas-4-1 again suffering from NFS issues

Resolved after 3 hours 40 minutes, affecting Login and Storage, on October 22, 2024.

resolved Oct 23, 2024, 12:36 AM UTC

nas-4-1 has been rolled back to an older kernel which might fix this issue. Admins are monitoring.

Started
Oct 22, 2024, 08:56 PM UTC
Resolved
Oct 23, 2024, 12:36 AM UTC
Duration
3h 40m
Detected by Pingoru
Oct 22, 2024, 08:56 PM UTC

Affected components

LoginStorage

Update timeline

  1. identified Oct 22, 2024, 08:56 PM UTC

    nas-4-1 will be rebooted shortly to get NFS back in business.

  2. identified Oct 22, 2024, 10:48 PM UTC

    Admins have identified a Linux kernel bug as the most likely root-cause and are investigating the best solution.

  3. resolved Oct 23, 2024, 12:36 AM UTC

    nas-4-1 has been rolled back to an older kernel which might fix this issue. Admins are monitoring.

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