== sanity test 124b: lru resize (performance test) ================================================================================= 22:27:23 (1767842843)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9ca7111f3800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff9ca7111f3800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4494 (time 1767842854.93 total 10.00 last 449.35)
total: 8000 open/close in 17.70 seconds: 451.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 18 seconds
lru_size = 400
400
 - unlinked 0 (time 1767842883 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9ca7111f3800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff9ca7111f3800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5125 (time 1767842910.95 total 10.00 last 512.39)
total: 8000 open/close in 15.50 seconds: 516.19 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 8 seconds
lru_size = 4052
3955
ls -la is 55% faster with lru resize enabled
 - unlinked 0 (time 1767842927 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second