== sanity test 124b: lru resize (performance test) ================================================================================= 08:49:54 (1756817394)
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 3902 (time 1756817407.24 total 10.00 last 390.12)
 - open/close 7767 (time 1756817417.24 total 20.00 last 386.46)
total: 8000 open/close in 20.63 seconds: 387.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 110 seconds
lru_size = 400
400
 - unlinked 0 (time 1756817533 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2005 (time 1756817569.03 total 10.00 last 200.49)
 - open/close 4179 (time 1756817579.03 total 20.00 last 217.34)
 - open/close 6191 (time 1756817589.04 total 30.01 last 201.14)
total: 8000 open/close in 38.99 seconds: 205.19 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 68 seconds
lru_size = 4006
4001
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1756817674 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second