== sanity test 124b: lru resize (performance test) ================================================================================= 14:54:08 (1738958048)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2367 (time 1738958060.02 total 10.00 last 236.64)
 - open/close 4809 (time 1738958070.02 total 20.01 last 244.14)
 - open/close 7183 (time 1738958080.03 total 30.01 last 237.36)
total: 8000 open/close in 33.49 seconds: 238.85 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 103 seconds
lru_size = 400
 - unlinked 0 (time 1738958189 ; total 0 ; last 0)
total: 8000 unlinks in 29 seconds: 275.862061 unlinks/second
 - open/close 2572 (time 1738958229.61 total 10.00 last 257.15)
 - open/close 7047 (time 1738958239.61 total 20.00 last 447.47)
total: 8000 open/close in 22.01 seconds: 363.47 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 8005
ls -la is 91% faster with lru resize enabled
 - unlinked 0 (time 1738958254 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second