== sanity test 413b: QoS mkdir under dir whose default LMV starting MDT offset is -1 ========================================================== 15:31:54 (1773689514)
lmv.lustre-clilmv-ffff9026d8510000.qos_maxage=1
lod.lustre-MDT0000-mdtlov.mdt_qos_maxage=1
lod.lustre-MDT0001-mdtlov.mdt_qos_maxage=1

Check for uneven MDTs: 
fallocate on zfs doesn't consume space
using cmd dd if=/dev/urandom bs=1M bs=128K count=1 of=
MDT filesfree available: 124788 444300
MDT blocks available: 2108416 2191872
weight diff=270%
getfattr: Removing leading '/' from absolute path names
trusted.dmv=0xd00cd30c01000000ffffffff000000000000000000020000000000000000000000000000000000000000000000000000
defstripe: 'lmv_stripe_count: 1 lmv_stripe_offset: -1 lmv_hash_type: none lmv_max_inherit: -1 lmv_max_inherit_rr: 2'

Mkdir (stripe_count 1) roundrobin:
60 directories created on MDT0
60 directories created on MDT1

Check for uneven MDTs: 
stripe_count=1 min_idx=0 max_idx=1

Check for uneven MDTs: 
fallocate on zfs doesn't consume space
using cmd dd if=/dev/urandom bs=1M bs=128K count=1 of=
MDT filesfree available: 124651 433577
MDT blocks available: 2108288 2190464
weight diff=261%
MDT filesfree available: 124651 433577
MDT blocks available: 2108288 2190464
weight diff=261%

Mkdir (stripe_count 1) with balanced space usage:
25 directories created on MDT0 : curmax=25
95 directories created on MDT1 : curmax=95
 - unlinked 0 (time 1773689533 ; total 0 ; last 0)
total: 120 unlinks in 0 seconds: inf unlinks/second
 - unlinked 0 (time 1773689534 ; total 0 ; last 0)
total: 120 unlinks in 1 seconds: 120.000000 unlinks/second