== sanity test 124b: lru resize (performance test) ================================================================================= 18:52:25 (1748472745)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4001 (time 1748472756.98 total 10.00 last 400.05)
 - open/close 7358 (time 1748472766.98 total 20.00 last 335.66)
total: 8000 open/close in 21.32 seconds: 375.26 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 84 seconds
lru_size = 400
 - unlinked 0 (time 1748472855 ; total 0 ; last 0)
total: 8000 unlinks in 30 seconds: 266.666656 unlinks/second
 - open/close 2566 (time 1748472897.31 total 10.00 last 256.53)
 - open/close 5309 (time 1748472907.31 total 20.00 last 274.26)
total: 8000 open/close in 25.48 seconds: 313.96 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 88% faster with lru resize enabled
 - unlinked 0 (time 1748472927 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second