Re: MDS crashes to damaged metadata

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On 5/22/23 20:24, Patrick Donnelly wrote:


The original script is here:
https://github.com/ceph/ceph/blob/main/src/tools/cephfs/first-damage.py

"# Suggested recovery sequence (for single MDS cluster):
#
# 1) Unmount all clients."

Is this a hard requirement? This might not be feasible for an MDS with > 1K sessions, where not all mounts are in control of the Ceph operator. Would it also suffice to blocklist these clients?

Gr. Stefan
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