== sanity test 124b: lru resize (performance test) ================================================================================= 10:19:27 (1736263167)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012a5f7000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012a5f7000.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 4683 (time 1736263178.41 total 10.00 last 468.25)
total: 8000 open/close in 15.91 seconds: 502.83 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 23 seconds
lru_size = 400
400
 - unlinked 0 (time 1736263210 ; total 0 ; last 0)
total: 8000 unlinks in 51 seconds: 156.862747 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88012a5f7000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff88012a5f7000.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 1822 (time 1736263272.98 total 10.00 last 182.16)
 - open/close 3399 (time 1736263282.99 total 20.01 last 157.61)
 - open/close 4738 (time 1736263293.00 total 30.02 last 133.80)
 - open/close 6146 (time 1736263303.00 total 40.02 last 140.79)
 - open/close 7815 (time 1736263313.00 total 50.02 last 166.83)
total: 8000 open/close in 50.95 seconds: 157.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 6 seconds
lru_size = 4052
3955
ls -la is 73% faster with lru resize enabled
 - unlinked 0 (time 1736263324 ; total 0 ; last 0)
total: 8000 unlinks in 23 seconds: 347.826080 unlinks/second