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Lines 29-34
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* Copyright 2017 Joyent, Inc. |
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* Copyright 2017 Joyent, Inc. |
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*/ |
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*/ |
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#include <sys/syslog.h> |
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#include <sys/zfs_context.h> |
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#include <sys/zfs_context.h> |
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#include <sys/fm/fs/zfs.h> |
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#include <sys/fm/fs/zfs.h> |
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#include <sys/spa.h> |
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#include <sys/spa.h> |
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Lines 4336-4341
vdev_split(vdev_t *vd)
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vdev_propagate_state(cvd); |
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vdev_propagate_state(cvd); |
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} |
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} |
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extern int zfs_deadman_enabled; |
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void |
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void |
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vdev_deadman(vdev_t *vd) |
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vdev_deadman(vdev_t *vd) |
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{ |
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{ |
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Lines 4347-4358
vdev_deadman(vdev_t *vd)
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4351 |
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if (vd->vdev_ops->vdev_op_leaf) { |
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if (vd->vdev_ops->vdev_op_leaf) { |
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vdev_queue_t *vq = &vd->vdev_queue; |
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vdev_queue_t *vq = &vd->vdev_queue; |
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4354 |
ulong_t num; |
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4355 |
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mutex_enter(&vq->vq_lock); |
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mutex_enter(&vq->vq_lock); |
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if (avl_numnodes(&vq->vq_active_tree) > 0) { |
4357 |
if ((num = avl_numnodes(&vq->vq_active_tree)) > 0) { |
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spa_t *spa = vd->vdev_spa; |
4358 |
spa_t *spa = vd->vdev_spa; |
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zio_t *fio; |
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zio_t *fio; |
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uint64_t delta; |
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uint64_t delta, early; |
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4361 |
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/* |
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/* |
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* Look at the head of all the pending queues, |
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* Look at the head of all the pending queues, |
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Lines 4361-4371
vdev_deadman(vdev_t *vd)
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*/ |
4366 |
*/ |
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fio = avl_first(&vq->vq_active_tree); |
4367 |
fio = avl_first(&vq->vq_active_tree); |
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delta = gethrtime() - fio->io_timestamp; |
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delta = gethrtime() - fio->io_timestamp; |
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4369 |
early = delta / 8; |
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if (zfs_deadman_enabled > 1 && |
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early > spa_deadman_synctime(spa)) { |
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log(LOG_ERR, "%s SLOW IO: zio io_type %u " |
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"timestamp %lluns, delta/8 %lluns, " |
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"last io %lluns", |
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spa_name(spa), fio->io_type, |
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fio->io_timestamp, (u_longlong_t)early, |
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vq->vq_io_complete_ts); |
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log(LOG_ERR, "I/O to pool '%s' appears to be " |
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"hung on vdev guid %llu at '%s' active zio %lu.", |
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spa_name(spa), |
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(long long unsigned int) vd->vdev_guid, |
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vd->vdev_path, num); |
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} else |
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if (delta > spa_deadman_synctime(spa)) { |
4385 |
if (delta > spa_deadman_synctime(spa)) { |
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vdev_dbgmsg(vd, "SLOW IO: zio timestamp " |
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vdev_dbgmsg(vd, "SLOW IO: zio timestamp " |
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"%lluns, delta %lluns, last io %lluns", |
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"%lluns, delta %lluns, last io %lluns", |
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fio->io_timestamp, (u_longlong_t)delta, |
4388 |
fio->io_timestamp, (u_longlong_t)delta, |
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vq->vq_io_complete_ts); |
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vq->vq_io_complete_ts); |
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4390 |
if(zfs_deadman_enabled == 1) |
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fm_panic("I/O to pool '%s' appears to be " |
4391 |
fm_panic("I/O to pool '%s' appears to be " |
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"hung on vdev guid %llu at '%s'.", |
4392 |
"hung on vdev guid %llu at '%s'.", |
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spa_name(spa), |
4393 |
spa_name(spa), |