== sanity test 124b: lru resize (performance test) ================================================================================= 11:51:11 (1761148271)
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 2095 (time 1761148284.56 total 10.00 last 209.46)
 - open/close 4324 (time 1761148294.56 total 20.00 last 222.89)
 - open/close 6446 (time 1761148304.57 total 30.01 last 212.11)
total: 8000 open/close in 37.53 seconds: 213.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 95 seconds
lru_size = 400
400
 - unlinked 0 (time 1761148411 ; total 0 ; last 0)
total: 8000 unlinks in 21 seconds: 380.952393 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2521 (time 1761148444.29 total 10.00 last 251.99)
 - open/close 4680 (time 1761148454.29 total 20.01 last 215.88)
 - open/close 6885 (time 1761148464.29 total 30.01 last 220.46)
total: 8000 open/close in 35.27 seconds: 226.83 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 54 seconds
lru_size = 4006
4001
ls -la is 43% faster with lru resize enabled
 - unlinked 0 (time 1761148534 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second