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disabled resilver_defer feature leads to looping resilvers #9338

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merged 1 commit into from
Sep 22, 2019
Merged

disabled resilver_defer feature leads to looping resilvers #9338

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20 changes: 11 additions & 9 deletions module/zfs/dsl_scan.c
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Original file line number Diff line number Diff line change
Expand Up @@ -23,7 +23,7 @@
* Copyright (c) 2011, 2018 by Delphix. All rights reserved.
* Copyright 2016 Gary Mills
* Copyright (c) 2017 Datto Inc.
* Copyright 2017 Joyent, Inc.
* Copyright 2019 Joyent, Inc.
*/

#include <sys/dsl_scan.h>
Expand Down Expand Up @@ -955,14 +955,16 @@ dsl_scan_done(dsl_scan_t *scn, boolean_t complete, dmu_tx_t *tx)
* will find the drives that need to be resilvered
* when the machine reboots and start the resilver then.
*/
boolean_t resilver_needed =
dsl_scan_clear_deferred(spa->spa_root_vdev, tx);
if (resilver_needed) {
spa_history_log_internal(spa,
"starting deferred resilver", tx,
"errors=%llu",
(u_longlong_t)spa_get_errlog_size(spa));
spa_async_request(spa, SPA_ASYNC_RESILVER);
if (spa_feature_is_enabled(spa, SPA_FEATURE_RESILVER_DEFER)) {
boolean_t resilver_needed =
dsl_scan_clear_deferred(spa->spa_root_vdev, tx);
if (resilver_needed) {
spa_history_log_internal(spa,
"starting deferred resilver", tx,
"errors=%llu",
(u_longlong_t)spa_get_errlog_size(spa));
spa_async_request(spa, SPA_ASYNC_RESILVER);
}
}
}

Expand Down