== sanity test 124b: lru resize (performance test) ================================================================================= 03:25:46 (1786346746)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4118 (time 1786346758.28 total 10.00 last 411.78)
 - open/close 7903 (time 1786346768.28 total 20.00 last 378.49)
total: 8000 open/close in 20.22 seconds: 395.61 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 78 seconds
lru_size = 400
 - unlinked 0 (time 1786346849 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
 - open/close 4223 (time 1786346875.24 total 10.00 last 422.19)
 - open/close 7721 (time 1786346885.24 total 20.00 last 349.74)
total: 8000 open/close in 20.62 seconds: 388.05 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 48 seconds
lru_size = 8005
ls -la is 38% faster with lru resize enabled
 - unlinked 0 (time 1786346940 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second