== sanity test 124b: lru resize (performance test) ================================================================================= 12:04:57 (1753373097)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
 - open/close 3122 (time 1753373108.82 total 10.01 last 311.86)
 - open/close 5217 (time 1753373118.82 total 20.01 last 209.43)
 - open/close 6794 (time 1753373128.83 total 30.02 last 157.64)
total: 8000 open/close in 34.22 seconds: 233.75 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 73 seconds
lru_size = 400
 - unlinked 0 (time 1753373209 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second
 - open/close 3600 (time 1753373233.89 total 10.00 last 359.99)
 - open/close 7008 (time 1753373243.89 total 20.00 last 340.79)
total: 8000 open/close in 23.61 seconds: 338.85 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 42 seconds
lru_size = 8005
ls -la is 42% faster with lru resize enabled
 - unlinked 0 (time 1753373297 ; total 0 ; last 0)
total: 8000 unlinks in 12 seconds: 666.666687 unlinks/second