== sanity test 124b: lru resize (performance test) ================================================================================= 16:26:43 (1773692803)
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 2467 (time 1773692815.72 total 10.00 last 246.69)
 - open/close 4704 (time 1773692825.72 total 20.00 last 223.62)
 - open/close 6882 (time 1773692835.72 total 30.00 last 217.80)
total: 8000 open/close in 34.92 seconds: 229.06 ops/second
doing ls -la /mnt/lustre/d124b.sanity/disable_lru_resize 3 times
ls -la time: 96 seconds
lru_size = 400
400
 - unlinked 0 (time 1773692941 ; total 0 ; last 0)
total: 8000 unlinks in 17 seconds: 470.588226 unlinks/second
striped dir -i0 -c2 -H all_char /mnt/lustre/d124b.sanity/enable_lru_resize
 - open/close 2404 (time 1773692971.39 total 10.00 last 240.29)
 - open/close 4489 (time 1773692981.39 total 20.01 last 208.46)
 - open/close 6850 (time 1773692991.39 total 30.01 last 236.09)
total: 8000 open/close in 35.44 seconds: 225.73 ops/second
doing ls -la /mnt/lustre/d124b.sanity/enable_lru_resize 3 times
ls -la time: 49 seconds
lru_size = 4006
4001
ls -la is 48% faster with lru resize enabled
 - unlinked 0 (time 1773693053 ; total 0 ; last 0)
total: 8000 unlinks in 16 seconds: 500.000000 unlinks/second