== sanity test 124b: lru resize (performance test) ================================================================================= 17:21:23 (1746134483)
ldlm.namespaces.*mdc*.lru_size=0->400
ldlm.namespaces.*mdc*.lru_max_age=600000->3900s
striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d124b.sanity/disable_lru_resize
 - open/close 1524 (time 1746134495.80 total 10.01 last 152.31)
 - open/close 3203 (time 1746134505.81 total 20.02 last 167.74)
 - open/close 4650 (time 1746134515.82 total 30.02 last 144.58)
 - open/close 6109 (time 1746134525.82 total 40.03 last 145.79)
 - open/close 7454 (time 1746134535.83 total 50.03 last 134.47)
total: 8000 open/close in 53.62 seconds: 149.21 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 64 seconds
lru_size = 400
400
 - unlinked 0 (time 1746134606 ; total 0 ; last 0)
total: 8000 unlinks in 38 seconds: 210.526321 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 1498 (time 1746134656.16 total 10.00 last 149.76)
 - open/close 2945 (time 1746134666.16 total 20.00 last 144.68)
 - open/close 4621 (time 1746134676.16 total 30.01 last 167.57)
 - open/close 6492 (time 1746134686.17 total 40.01 last 187.03)
total: 8000 open/close in 47.94 seconds: 166.86 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 30 seconds
lru_size = 4006
4001
ls -la is 53% faster with lru resize enabled
 - unlinked 0 (time 1746134731 ; total 0 ; last 0)
total: 8000 unlinks in 31 seconds: 258.064514 unlinks/second