== sanity test 124b: lru resize (performance test) ================================================================================= 17:15:31 (1771971331)
ldlm.namespaces.lustre-MDT0000-mdc-ffff9aaa849d4000.lru_size=400
ldlm.namespaces.lustre-MDT0001-mdc-ffff9aaa849d4000.lru_size=400
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 3290 (time 1771971343.35 total 10.00 last 328.88)
 - open/close 6193 (time 1771971353.35 total 20.01 last 290.26)
total: 8000 open/close in 26.84 seconds: 298.01 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 28 seconds
lru_size = 400
400
 - unlinked 0 (time 1771971392 ; total 0 ; last 0)
total: 8000 unlinks in 29 seconds: 275.862061 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff9aaa849d4000.lru_size=0
ldlm.namespaces.lustre-MDT0001-mdc-ffff9aaa849d4000.lru_size=0
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2750 (time 1771971433.35 total 10.00 last 274.97)
 - open/close 5641 (time 1771971443.35 total 20.00 last 289.00)
total: 8000 open/close in 28.89 seconds: 276.88 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 11 seconds
lru_size = 4006
4001
ls -la is 60% faster with lru resize enabled
 - unlinked 0 (time 1771971468 ; total 0 ; last 0)
total: 8000 unlinks in 13 seconds: 615.384644 unlinks/second