Bug #64198: mds: Fcb caps issued to clients when filelock is xlocked - CephFS - Ceph

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Bug #64198

closed

mds: Fcb caps issued to clients when filelock is xlocked

Added by Patrick Donnelly 3 months ago. Updated 3 days ago.

Status:

Resolved

Priority:

High

Assignee:

Patrick Donnelly

Category:

Target version:

Ceph - v20.0.0

% Done:

Source:

Development

Tags:

Backport:

Regression:

Severity:

3 - minor

Reviewed:

Affected Versions:

ceph-qa-suite:

Component(FS):

MDS, quiesce

Labels (FS):

Pull request ID:

55337

Crash signature (v1):

Crash signature (v2):

Description

$ ceph tell mds.a:0 dump tree volumes/_nogroup/foo/5a67f079-8ce2-48e4-96ca-6f3fcd2e1a6b/usr/bin/systemd-sysusers
[
    {
        "ino": 1099511628842,
        "rdev": 0,
        "ctime": "2024-01-27T19:48:01.810252+0000",
        "btime": "2024-01-27T19:48:01.807682+0000",
        "mode": 33261,

...
        "filelock": {
            "gather_set": [],
            "state": "xlock",
            "type": "ifile",
            "is_leased": false,
            "num_rdlocks": 0,
            "num_wrlocks": 0,
            "num_xlocks": 1,
            "xlock_by": {
                "reqid": {
                    "entity": {
                        "type": "mds",
                        "num": 0
                    },
                    "tid": 157
                }
            }
        },
...
        "client_caps": [
            {
                "client_id": 5461,
                "pending": "pAsLsXsFcb",
                "issued": "pAsLsXsFcb",
                "wanted": "-",
                "last_sent": 3
            }
        ],
...

This is for a regular file that's quiesced via #63663. I'm not sure if this is an actual problem or not but it looks very suspicious. I would expected caps to be pAsLsXs.