== sanity test 124b: lru resize (performance test) ================================================================================= 17:17:06 (1710105426)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88000002c000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88000002c000.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2187 (time 1710105438.33 total 10.00 last 218.66)
 - open/close 4305 (time 1710105448.33 total 20.00 last 211.79)
 - open/close 6506 (time 1710105458.33 total 30.01 last 220.01)
total: 8000 open/close in 36.96 seconds: 216.43 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 400
400
 - unlinked 0 (time 1710105517 ; total 0 ; last 0)
total: 8000 unlinks in 34 seconds: 235.294113 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88000002c000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88000002c000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2213 (time 1710105563.13 total 10.00 last 221.21)
 - open/close 4364 (time 1710105573.13 total 20.01 last 215.06)
 - open/close 6446 (time 1710105583.13 total 30.01 last 208.13)
total: 8000 open/close in 38.08 seconds: 210.09 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 79% faster with lru resize enabled
 - unlinked 0 (time 1710105606 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second