== sanity test 124b: lru resize (performance test) ================================================================================= 01:53:48 (1783144428)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2250 (time 1783144440.01 total 10.00 last 224.99)
 - open/close 5767 (time 1783144450.02 total 20.00 last 351.63)
total: 8000 open/close in 26.48 seconds: 302.09 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 75 seconds
lru_size = 400
 - unlinked 0 (time 1783144534 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second
 - open/close 2876 (time 1783144565.26 total 10.00 last 287.56)
 - open/close 5955 (time 1783144575.27 total 20.00 last 307.83)
total: 8000 open/close in 26.57 seconds: 301.05 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 45 seconds
lru_size = 8005
ls -la is 40% faster with lru resize enabled
 - unlinked 0 (time 1783144634 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second