== sanity test 124b: lru resize (performance test) ================================================================================= 03:54:44 (1722239684)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800acb0b000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800acb0b000.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 5305 (time 1722239695.76 total 10.00 last 530.45)
total: 8000 open/close in 14.89 seconds: 537.23 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 22 seconds
lru_size = 400
400
 - unlinked 0 (time 1722239724 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800acb0b000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800acb0b000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5450 (time 1722239749.54 total 10.00 last 544.92)
total: 8000 open/close in 14.62 seconds: 547.22 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 5 seconds
lru_size = 4052
3955
ls -la is 77% faster with lru resize enabled
 - unlinked 0 (time 1722239762 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second