== sanity test 124b: lru resize (performance test) ================================================================================= 01:24:16 (1715577856)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b65f8800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b65f8800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2268 (time 1715577867.93 total 10.00 last 226.70)
 - open/close 4494 (time 1715577877.93 total 20.01 last 222.55)
 - open/close 6750 (time 1715577887.93 total 30.01 last 225.51)
total: 8000 open/close in 35.48 seconds: 225.47 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 51 seconds
lru_size = 400
400
 - unlinked 0 (time 1715577947 ; total 0 ; last 0)
total: 8000 unlinks in 32 seconds: 250.000000 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800b65f8800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800b65f8800.lru_size=0
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2240 (time 1715577991.45 total 10.00 last 223.96)
 - open/close 4477 (time 1715578001.45 total 20.00 last 223.65)
 - open/close 6713 (time 1715578011.45 total 30.01 last 223.52)
total: 8000 open/close in 35.69 seconds: 224.15 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 9 seconds
lru_size = 4006
4001
ls -la is 82% faster with lru resize enabled
 - unlinked 0 (time 1715578030 ; total 0 ; last 0)
total: 8000 unlinks in 19 seconds: 421.052643 unlinks/second