== sanity test 124b: lru resize (performance test) ================================================================================= 01:20:52 (1715577652)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a9f5b800.lru_size=400
 - open/close 2207 (time 1715577663.61 total 10.00 last 220.64)
 - open/close 4371 (time 1715577673.61 total 20.01 last 216.33)
 - open/close 6520 (time 1715577683.61 total 30.01 last 214.90)
total: 8000 open/close in 36.63 seconds: 218.38 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 101 seconds
lru_size = 400
 - unlinked 0 (time 1715577794 ; total 0 ; last 0)
total: 8000 unlinks in 31 seconds: 258.064514 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a9f5b800.lru_size=0
 - open/close 2320 (time 1715577837.40 total 10.00 last 231.94)
 - open/close 4730 (time 1715577847.40 total 20.00 last 240.99)
 - open/close 7025 (time 1715577857.40 total 30.01 last 229.41)
total: 8000 open/close in 34.16 seconds: 234.18 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 13 seconds
lru_size = 8005
ls -la is 87% faster with lru resize enabled
 - unlinked 0 (time 1715577879 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second