== sanity test 124b: lru resize (performance test) ================================================================================= 11:13:46 (1747408426)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a903a800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a903a800.lru_size=400
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 2713 (time 1747408438.12 total 10.00 last 271.20)
 - open/close 5549 (time 1747408448.12 total 20.00 last 283.59)
total: 8000 open/close in 29.49 seconds: 271.26 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 1747408482 ; total 0 ; last 0)
total: 8000 unlinks in 27 seconds: 296.296295 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800a903a800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800a903a800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2956 (time 1747408520.69 total 10.00 last 295.56)
 - open/close 5741 (time 1747408530.69 total 20.00 last 278.44)
total: 8000 open/close in 28.74 seconds: 278.38 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 72% faster with lru resize enabled
 - unlinked 0 (time 1747408548 ; total 0 ; last 0)
total: 8000 unlinks in 15 seconds: 533.333313 unlinks/second