== sanity test 124b: lru resize (performance test) ================================================================================= 01:59:14 (1782367154)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2240 (time 1782367166.85 total 10.00 last 223.91)
 - open/close 4393 (time 1782367176.85 total 20.00 last 215.29)
 - open/close 6677 (time 1782367186.86 total 30.01 last 228.34)
total: 8000 open/close in 35.92 seconds: 222.69 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 109 seconds
lru_size = 400
 - unlinked 0 (time 1782367306 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second
 - open/close 2323 (time 1782367340.49 total 10.00 last 232.19)
 - open/close 4747 (time 1782367350.49 total 20.01 last 242.38)
 - open/close 6223 (time 1782367360.49 total 30.01 last 147.55)
total: 8000 open/close in 38.50 seconds: 207.80 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 62 seconds
lru_size = 8005
ls -la is 43% faster with lru resize enabled
 - unlinked 0 (time 1782367440 ; total 0 ; last 0)
total: 8000 unlinks in 20 seconds: 400.000000 unlinks/second