== sanity test 51f: check many open files limit ========== 21:11:01 (1767319861)
MDT0 numfree=     490138 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1131 (time 1767319875.60 total 10.00 last 113.09)
 - open/keep 2456 (time 1767319885.60 total 20.00 last 132.46)
 - open/keep 3690 (time 1767319895.62 total 30.02 last 123.21)
 - open/keep 4995 (time 1767319905.62 total 40.02 last 130.46)
 - open/keep 6279 (time 1767319915.63 total 50.03 last 128.35)
 - open/keep 7549 (time 1767319925.63 total 60.03 last 126.92)
 - open/keep 8610 (time 1767319935.64 total 70.04 last 106.05)
 - open/keep 9891 (time 1767319945.65 total 80.05 last 127.92)
 - open/keep 11024 (time 1767319955.66 total 90.06 last 113.21)
 - open/keep 12225 (time 1767319965.68 total 100.08 last 119.87)
 - open/keep 13288 (time 1767319975.68 total 110.08 last 106.27)
total: 14348 open/keep in 120.01 seconds: 119.56 ops/second
 - closed 2184 (time 1767319995.61 total 10.01 last -1109.77)
 - closed 4338 (time 1767320005.62 total 20.01 last 215.31)
 - closed 6471 (time 1767320015.62 total 30.01 last 213.23)
 - closed 8738 (time 1767320025.62 total 40.02 last 226.62)
 - closed 10000 (time 1767320031.50 total 45.89 last 214.76)
 - closed 12285 (time 1767320041.50 total 55.89 last 228.49)
total: 14348 close in 65.32 seconds: 219.65 close/second
 - unlinked 0 (time 1767320055 ; total 0 ; last 0)
 - unlinked 10000 (time 1767320133 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f14348) error: No such file or directory
total: 14348 unlinks in 112 seconds: 128.107147 unlinks/second