== sanity test 124b: lru resize (performance test) ================================================================================= 18:52:29 (1764114749)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4547 (time 1764114763.06 total 10.00 last 454.67)
total: 8000 open/close in 17.47 seconds: 458.05 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 65 seconds
lru_size = 400
400
 - unlinked 0 (time 1764114838 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4484 (time 1764114863.68 total 10.00 last 448.35)
total: 8000 open/close in 17.79 seconds: 449.73 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 60 seconds
lru_size = 4006
4001
ls -la is 7% faster with lru resize enabled
 - unlinked 0 (time 1764114939 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second