== sanity test 124b: lru resize (performance test) ================================================================================= 00:13:41 (1763356421)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4699 (time 1763356434.11 total 10.00 last 469.84)
total: 8000 open/close in 17.40 seconds: 459.70 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 80 seconds
lru_size = 400
400
 - unlinked 0 (time 1763356525 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 3775 (time 1763356551.04 total 10.00 last 377.43)
 - open/close 6808 (time 1763356561.05 total 20.01 last 303.19)
total: 8000 open/close in 23.61 seconds: 338.80 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 69 seconds
lru_size = 4006
4001
ls -la is 13% faster with lru resize enabled
 - unlinked 0 (time 1763356641 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second