== sanity test 124b: lru resize (performance test) ================================================================================= 11:56:33 (1713282993)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b586d800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b586d800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2292 (time 1713283004.97 total 10.00 last 229.12)
 - open/close 4539 (time 1713283014.97 total 20.01 last 224.62)
 - open/close 6811 (time 1713283024.98 total 30.01 last 227.15)
total: 8000 open/close in 35.16 seconds: 227.53 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 50 seconds
lru_size = 400
400
 - unlinked 0 (time 1713283082 ; total 0 ; last 0)
total: 8000 unlinks in 33 seconds: 242.424240 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b586d800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b586d800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2249 (time 1713283126.62 total 10.00 last 224.83)
 - open/close 4518 (time 1713283136.62 total 20.00 last 226.87)
 - open/close 6898 (time 1713283146.62 total 30.01 last 237.98)
total: 8000 open/close in 34.55 seconds: 231.54 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 10 seconds
lru_size = 4052
3955
ls -la is 80% faster with lru resize enabled
 - unlinked 0 (time 1713283164 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second