== sanity test 124b: lru resize (performance test) ================================================================================= 18:21:06 (1786573266)
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 4647 (time 1786573280.13 total 10.00 last 464.64)
total: 8000 open/close in 17.41 seconds: 459.38 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 74 seconds
lru_size = 400
400
 - unlinked 0 (time 1786573364 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
striped dir -i0 -c2 -H fnv_1a_64  /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4593 (time 1786573388.10 total 10.00 last 459.26)
total: 8000 open/close in 16.45 seconds: 486.39 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 4006
4001
ls -la is 41% faster with lru resize enabled
 - unlinked 0 (time 1786573444 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second