== sanity test 124b: lru resize (performance test) ================================================================================= 11:10:59 (1760454659)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9efdad6da800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff9efdad6da800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4956 (time 1760454671.69 total 10.00 last 495.57)
total: 8000 open/close in 16.31 seconds: 490.60 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 19 seconds
lru_size = 400
400
 - unlinked 0 (time 1760454699 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9efdad6da800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff9efdad6da800.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 4832 (time 1760454726.95 total 10.00 last 483.14)
total: 8000 open/close in 16.34 seconds: 489.60 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 8 seconds
lru_size = 4006
4001
ls -la is 57% faster with lru resize enabled
 - unlinked 0 (time 1760454744 ; total 0 ; last 0)
total: 8000 unlinks in 11 seconds: 727.272705 unlinks/second