== sanity test 124b: lru resize (performance test) ================================================================================= 14:36:51 (1772480211)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4425 (time 1772480222.85 total 10.00 last 442.44)
 - open/close 7320 (time 1772480232.86 total 20.00 last 289.44)
total: 8000 open/close in 21.64 seconds: 369.65 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 66 seconds
lru_size = 400
 - unlinked 0 (time 1772480303 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 4127 (time 1772480327.40 total 10.00 last 412.65)
total: 8000 open/close in 19.43 seconds: 411.84 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 43 seconds
lru_size = 8005
ls -la is 34% faster with lru resize enabled
 - unlinked 0 (time 1772480386 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second