The WAPBL resource exhaustion caught my attention.

Does this still happen with netbsd-8? I've fixed something like this in
WAPBL a while ago, and the fixes are on the release branch.

Jaromir

2017-09-26 14:52 GMT+02:00 Edgar Fuß <[email protected]>:

> > How is an internal snapshot defined?
> I'm not completely sure. Ask hannken@.
>
> > The term seems to only exist in dump(8).
> And fsck_ffs(8).
>
> > Is it a snapshot for which the backing store is on the same disk
> > the snapshot is done?
> I suppose. hannken@ should know.
>
> My experience is that I regularily take external snapshots (using
> fssconfig(8))
> while doing TSM backups, and this works fine even for multi-TB filesystems.
> However, taking an internal snapshot (fsck -X) on that filesystem starved
> the
> machine, eventually paniced it (some WAPBL resource exhaustion) and the log
> replay on reboot took something like half an hour. On much smaller
> filesystems,
> fsck -X works fine.
>

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