evicts is significant compared to the amount of restored L2ARC data.
In this case, do not write log blocks in L2ARC in order not to waste space.
.
-.It Sy metaslab_aliquot Ns = Ns Sy 524288 Ns B Po 512kB Pc Pq ulong
+.It Sy metaslab_aliquot Ns = Ns Sy 1048576 Ns B Po 1MB Pc Pq ulong
Metaslab granularity, in bytes.
This is roughly similar to what would be referred to as the "stripe size"
in traditional RAID arrays.
-In normal operation, ZFS will try to write this amount of data
-to a top-level vdev before moving on to the next one.
+In normal operation, ZFS will try to write this amount of data to each disk
+before moving on to the next top-level vdev.
.
.It Sy metaslab_bias_enabled Ns = Ns Sy 1 Ns | Ns 0 Pq int
Enable metaslab group biasing based on their vdevs' over- or under-utilization
/*
* Metaslab granularity, in bytes. This is roughly similar to what would be
* referred to as the "stripe size" in traditional RAID arrays. In normal
- * operation, we will try to write this amount of data to a top-level vdev
- * before moving on to the next one.
+ * operation, we will try to write this amount of data to each disk before
+ * moving on to the next top-level vdev.
*/
-static unsigned long metaslab_aliquot = 512 << 10;
+static unsigned long metaslab_aliquot = 1024 * 1024;
/*
* For testing, make some blocks above a certain size be gang blocks.
if (++mg->mg_activation_count <= 0)
return;
- mg->mg_aliquot = metaslab_aliquot * MAX(1, mg->mg_vd->vdev_children);
+ mg->mg_aliquot = metaslab_aliquot * MAX(1,
+ vdev_get_ndisks(mg->mg_vd) - vdev_get_nparity(mg->mg_vd));
metaslab_group_alloc_update(mg);
if ((mgprev = mc->mc_allocator[0].mca_rotor) == NULL) {