== sanity test 124b: lru resize (performance test) ================================================================================= 14:42:29 (1713292949)
ldlm.namespaces.lustre-MDT0000-mdc-ffff880131033000.lru_size=400
 - open/close 2498 (time 1713292960.89 total 10.00 last 249.79)
 - open/close 4787 (time 1713292970.89 total 20.00 last 228.81)
 - open/close 7080 (time 1713292980.89 total 30.01 last 229.23)
total: 8000 open/close in 34.02 seconds: 235.18 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 96 seconds
lru_size = 400
 - unlinked 0 (time 1713293083 ; total 0 ; last 0)
total: 8000 unlinks in 27 seconds: 296.296295 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff880131033000.lru_size=0
 - open/close 3344 (time 1713293121.82 total 10.00 last 334.38)
 - open/close 6902 (time 1713293131.82 total 20.00 last 355.77)
total: 8000 open/close in 22.82 seconds: 350.62 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 8005
ls -la is 90% faster with lru resize enabled
 - unlinked 0 (time 1713293147 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second