== sanity test 124b: lru resize (performance test) ================================================================================= 23:59:20 (1735102760)
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 5258 (time 1735102771.51 total 10.00 last 525.76)
total: 8000 open/close in 15.31 seconds: 522.52 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 52 seconds
lru_size = 400
400
 - unlinked 0 (time 1735102830 ; total 0 ; last 0)
total: 8000 unlinks in 10 seconds: 800.000000 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 5416 (time 1735102851.06 total 10.00 last 541.56)
total: 8000 open/close in 14.55 seconds: 549.87 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 12 seconds
lru_size = 4006
4001
ls -la is 76% faster with lru resize enabled
 - unlinked 0 (time 1735102871 ; total 0 ; last 0)
total: 8000 unlinks in 8 seconds: 1000.000000 unlinks/second