== sanity test 124b: lru resize (performance test) ================================================================================= 11:39:00 (1766421540)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4265 (time 1766421553.16 total 10.00 last 426.45)
 - open/close 6793 (time 1766421563.17 total 20.00 last 252.76)
total: 8000 open/close in 22.74 seconds: 351.79 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 1766421644 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second
 - open/close 3971 (time 1766421669.18 total 10.00 last 397.03)
total: 8000 open/close in 19.13 seconds: 418.25 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 50 seconds
lru_size = 8005
ls -la is 33% faster with lru resize enabled
 - unlinked 0 (time 1766421735 ; total 0 ; last 0)
total: 8000 unlinks in 9 seconds: 888.888916 unlinks/second