== sanity test 124b: lru resize (performance test) ================================================================================= 17:43:17 (1747258997)
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aa9a3800.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aa9a3800.lru_size=400
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3930 (time 1747259008.45 total 10.00 last 392.96)
 - open/close 7888 (time 1747259018.45 total 20.00 last 395.75)
total: 8000 open/close in 20.28 seconds: 394.56 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 26 seconds
lru_size = 400
400
 - unlinked 0 (time 1747259047 ; total 0 ; last 0)
total: 8000 unlinks in 14 seconds: 571.428589 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff8800aa9a3800.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff8800aa9a3800.lru_size=0
striped dir -i0 -c2 -H crush /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5477 (time 1747259072.77 total 10.00 last 547.66)
total: 8000 open/close in 14.39 seconds: 555.96 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 80% faster with lru resize enabled
 - unlinked 0 (time 1747259085 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second