== sanity test 124b: lru resize (performance test) ================================================================================= 18:46:06 (1736984766)
ldlm.namespaces.lustre-MDT0000-mdc-ffff88007e1e6000.lru_size=400
 - open/close 1488 (time 1736984778.72 total 10.00 last 148.75)
 - open/close 3304 (time 1736984788.73 total 20.01 last 181.55)
 - open/close 5366 (time 1736984798.73 total 30.01 last 206.14)
 - open/close 7880 (time 1736984808.73 total 40.01 last 251.33)
total: 8000 open/close in 40.48 seconds: 197.64 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 46 seconds
lru_size = 400
 - unlinked 0 (time 1736984857 ; total 0 ; last 0)
total: 8000 unlinks in 62 seconds: 129.032257 unlinks/second
ldlm.namespaces.lustre-MDT0000-mdc-ffff88007e1e6000.lru_size=0
 - open/close 1340 (time 1736984932.18 total 10.00 last 133.97)
 - open/close 2684 (time 1736984942.19 total 20.01 last 134.31)
 - open/close 3930 (time 1736984952.19 total 30.02 last 124.53)
 - open/close 5101 (time 1736984962.19 total 40.02 last 117.08)
 - open/close 6318 (time 1736984972.20 total 50.03 last 121.59)
 - open/close 7550 (time 1736984982.21 total 60.03 last 123.14)
total: 8000 open/close in 63.26 seconds: 126.45 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 20 seconds
lru_size = 8005
ls -la is 56% faster with lru resize enabled
 - unlinked 0 (time 1736985011 ; total 0 ; last 0)
total: 8000 unlinks in 32 seconds: 250.000000 unlinks/second