diff options
Diffstat (limited to 'qa/rbd/krbd_discard_granularity.t')
-rw-r--r-- | qa/rbd/krbd_discard_granularity.t | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/qa/rbd/krbd_discard_granularity.t b/qa/rbd/krbd_discard_granularity.t new file mode 100644 index 00000000..844643ba --- /dev/null +++ b/qa/rbd/krbd_discard_granularity.t @@ -0,0 +1,40 @@ + + $ rbd create --size 20M img + + $ DEV=$(sudo rbd map img) + $ blockdev --getiomin $DEV + 65536 + $ blockdev --getioopt $DEV + 65536 + $ cat /sys/block/${DEV#/dev/}/queue/discard_granularity + 65536 + $ sudo rbd unmap $DEV + + $ DEV=$(sudo rbd map -o alloc_size=512 img) + $ blockdev --getiomin $DEV + 512 + $ blockdev --getioopt $DEV + 512 + $ cat /sys/block/${DEV#/dev/}/queue/discard_granularity + 512 + $ sudo rbd unmap $DEV + + $ DEV=$(sudo rbd map -o alloc_size=4194304 img) + $ blockdev --getiomin $DEV + 4194304 + $ blockdev --getioopt $DEV + 4194304 + $ cat /sys/block/${DEV#/dev/}/queue/discard_granularity + 4194304 + $ sudo rbd unmap $DEV + + $ DEV=$(sudo rbd map -o alloc_size=8388608 img) + $ blockdev --getiomin $DEV + 4194304 + $ blockdev --getioopt $DEV + 4194304 + $ cat /sys/block/${DEV#/dev/}/queue/discard_granularity + 4194304 + $ sudo rbd unmap $DEV + + $ rbd rm --no-progress img |