== sanity test 124b: lru resize (performance test) ================================================================================= 09:23:13 (1775049793)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3375 (time 1775049806.01 total 10.00 last 337.35)
 - open/close 7271 (time 1775049816.03 total 20.03 last 388.74)
total: 8000 open/close in 21.83 seconds: 366.51 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 62 seconds
lru_size = 400
 - unlinked 0 (time 1775049883 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 3856 (time 1775049908.91 total 10.00 last 385.58)
 - open/close 7352 (time 1775049918.91 total 20.00 last 349.52)
total: 8000 open/close in 22.01 seconds: 363.55 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 40 seconds
lru_size = 8005
ls -la is 35% faster with lru resize enabled
 - unlinked 0 (time 1775049968 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second