== sanity test 124b: lru resize (performance test) ================================================================================= 19:19:39 (1777504779)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4539 (time 1777504790.63 total 10.00 last 453.88)
total: 8000 open/close in 17.59 seconds: 454.68 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 68 seconds
lru_size = 400
 - unlinked 0 (time 1777504869 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 4152 (time 1777504894.15 total 10.00 last 415.19)
 - open/close 6353 (time 1777504904.16 total 20.00 last 220.02)
total: 8000 open/close in 25.50 seconds: 313.74 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 38 seconds
lru_size = 8005
ls -la is 44% faster with lru resize enabled
 - unlinked 0 (time 1777504954 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second