== sanity test 124b: lru resize (performance test) ================================================================================= 00:13:38 (1763356418)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4285 (time 1763356429.82 total 10.00 last 428.42)
 - open/close 6600 (time 1763356439.82 total 20.00 last 231.48)
total: 8000 open/close in 23.29 seconds: 343.42 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 63 seconds
lru_size = 400
 - unlinked 0 (time 1763356509 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 4218 (time 1763356533.10 total 10.00 last 421.75)
total: 8000 open/close in 17.11 seconds: 467.44 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 39 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1763356585 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second