== sanity test 124b: lru resize (performance test) ================================================================================= 18:45:44 (1778539544)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9a0b924ca000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff9a0b924ca000.lru_size=400
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4428 (time 1778539556.25 total 10.00 last 442.79)
total: 8000 open/close in 18.34 seconds: 436.18 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 19 seconds
lru_size = 400
400
 - unlinked 0 (time 1778539586 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9a0b924ca000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff9a0b924ca000.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4598 (time 1778539617.60 total 10.00 last 459.75)
total: 8000 open/close in 17.15 seconds: 466.34 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4006
4001
ls -la is 47% faster with lru resize enabled
 - unlinked 0 (time 1778539639 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second