== sanity test 124b: lru resize (performance test) ================================================================================= 20:04:28 (1745625868)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 4209 (time 1745625879.31 total 10.00 last 420.90)
total: 8000 open/close in 19.72 seconds: 405.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 94 seconds
lru_size = 400
 - unlinked 0 (time 1745625985 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second
 - open/close 3358 (time 1745626019.39 total 10.00 last 335.72)
 - open/close 6912 (time 1745626029.39 total 20.01 last 355.28)
total: 8000 open/close in 22.99 seconds: 348.00 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 17 seconds
lru_size = 8005
ls -la is 81% faster with lru resize enabled
 - unlinked 0 (time 1745626055 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second