== sanity test 124b: lru resize (performance test) ================================================================================= 19:49:55 (1786837795)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3996 (time 1786837807.22 total 10.00 last 399.60)
 - open/close 7629 (time 1786837817.22 total 20.00 last 363.25)
total: 8000 open/close in 21.00 seconds: 381.03 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 72 seconds
lru_size = 400
 - unlinked 0 (time 1786837893 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
 - open/close 2964 (time 1786837921.89 total 10.00 last 296.38)
 - open/close 6430 (time 1786837931.89 total 20.00 last 346.48)
total: 8000 open/close in 25.22 seconds: 317.27 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 47 seconds
lru_size = 8005
ls -la is 34% faster with lru resize enabled
 - unlinked 0 (time 1786837992 ; total 0 ; last 0)
total: 8000 unlinks in 22 seconds: 363.636353 unlinks/second