Autotrim High Load Average Fix

Switch from cv_wait() to cv_wait_idle() in vdev_autotrim_wait_kick(), which should mitigate the high load average while waiting. Reviewed-by: Brian Atkinson <[email protected]> Reviewed-by: Brian Behlendorf <[email protected]> Reviewed-by: Alexander Motin <[email protected]> Signed-off-by: jxdking <[email protected]> Closes openzfs#15781
openzfsonwindows · Mar 13, 2024 · d104cc2 · d104cc2
1 parent a885a98
commit d104cc2
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/module/zfs/vdev_trim.c b/module/zfs/vdev_trim.c
@@ -196,7 +196,8 @@ vdev_autotrim_wait_kick(vdev_t *vd, int num_of_kick)
 	for (int i = 0; i < num_of_kick; i++) {
 		if (vd->vdev_autotrim_exit_wanted)
 			break;
-		cv_wait(&vd->vdev_autotrim_kick_cv, &vd->vdev_autotrim_lock);
+		cv_wait_idle(&vd->vdev_autotrim_kick_cv,
+		    &vd->vdev_autotrim_lock);
 	}
 	boolean_t exit_wanted = vd->vdev_autotrim_exit_wanted;
 	mutex_exit(&vd->vdev_autotrim_lock);