]> git.apps.os.sepia.ceph.com Git - ceph.git/commitdiff
common/options/osd.yaml.in: Change mclock max sequential bandwidth for SSDs
authorSridhar Seshasayee <sseshasa@redhat.com>
Tue, 11 Apr 2023 16:48:51 +0000 (22:18 +0530)
committerSridhar Seshasayee <sseshasa@redhat.com>
Mon, 8 May 2023 09:16:25 +0000 (14:46 +0530)
The osd_mclock_max_sequential_bandwidth_ssd is changed to 1200 MiB/s as
a reasonable middle ground considering the broad range of SSD capabilities.
This allows the mClock's cost model to extract the SSDs capability
depending on the cost of the IO being performed.

Signed-off-by: Sridhar Seshasayee <sseshasa@redhat.com>
src/common/options/osd.yaml.in

index 62c7cb281924fa451c51c5f824519a870af7a5c7..ea91fc52091e98858a558228cdc7f3e86e4a10c6 100644 (file)
@@ -1014,7 +1014,7 @@ options:
     QoS calculations. Only considered for osd_op_queue = mclock_scheduler
   fmt_desc: The maximum sequential bandwidth in bytes/sec to consider for the
     OSD (for solid state media)
-  default: 750_M
+  default: 1200_M
   flags:
   - runtime
 - name: osd_mclock_max_capacity_iops_hdd