== sanity test 124b: lru resize (performance test) ================================================================================= 21:14:08 (1753751648)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 2035 (time 1753751661.81 total 10.00 last 203.50)
 - open/close 5080 (time 1753751671.81 total 20.00 last 304.46)
 - open/close 6467 (time 1753751681.81 total 30.00 last 138.65)
total: 8000 open/close in 36.77 seconds: 217.56 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 102 seconds
lru_size = 400
 - unlinked 0 (time 1753751794 ; total 0 ; last 0)
total: 8000 unlinks in 18 seconds: 444.444458 unlinks/second
 - open/close 2213 (time 1753751826.80 total 10.00 last 221.19)
 - open/close 4370 (time 1753751836.81 total 20.01 last 215.65)
 - open/close 6607 (time 1753751846.81 total 30.01 last 223.60)
total: 8000 open/close in 36.38 seconds: 219.89 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 55 seconds
lru_size = 8005
ls -la is 46% faster with lru resize enabled
 - unlinked 0 (time 1753751917 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second