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vdev probe to slow disk can stall mmp write checker

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Simplify vdev probes in the zio_vdev_io_done context to
avoid holding the spa config lock for a long duration.

Also allow zpool clear if no evidence of another host
is using the pool.

Sponsored-by: Klara, Inc.
Sponsored-by: Wasabi Technology, Inc.
Reviewed-by: Olaf Faaland <faaland1@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Don Brady <don.brady@klarasystems.com>
Closes #15839
This commit is contained in:
Don Brady
2024-04-29 15:35:53 -06:00
committed by GitHub
parent b28461b7c6
commit c3f2f1aa2d
16 changed files with 242 additions and 52 deletions
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module/zfs/zio_inject.c
+4 -2
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@@ -607,9 +607,11 @@ zio_handle_io_delay(zio_t *zio)
if (vd->vdev_guid != handler->zi_record.zi_guid)
continue;
/* also match on I/O type (e.g., -T read) */
if (handler->zi_record.zi_iotype != ZIO_TYPES &&
handler->zi_record.zi_iotype != zio->io_type)
continue;
handler->zi_record.zi_iotype != zio->io_type) {
continue;
}
/*
* Defensive; should never happen as the array allocation