== sanity test 124b: lru resize (performance test) ================================================================================= 09:28:10 (1748870890)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3222 (time 1748870902.54 total 10.00 last 322.10)
 - open/close 6123 (time 1748870912.54 total 20.01 last 289.98)
total: 8000 open/close in 27.16 seconds: 294.55 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 100 seconds
lru_size = 400
 - unlinked 0 (time 1748871022 ; total 0 ; last 0)
total: 8000 unlinks in 27 seconds: 296.296295 unlinks/second
 - open/close 2831 (time 1748871060.83 total 10.00 last 283.03)
 - open/close 5905 (time 1748871070.84 total 20.00 last 307.33)
total: 8000 open/close in 27.16 seconds: 294.60 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 8005
ls -la is 90% faster with lru resize enabled
 - unlinked 0 (time 1748871093 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second