== sanity test 51f: check many open files limit ========== 13:56:27 (1763405787)
MDT0 numfree=     489197 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1429 (time 1763405800.87 total 10.00 last 142.90)
 - open/keep 2827 (time 1763405810.88 total 20.02 last 139.58)
 - open/keep 4190 (time 1763405820.88 total 30.02 last 136.29)
 - open/keep 5410 (time 1763405830.89 total 40.02 last 121.92)
 - open/keep 6760 (time 1763405840.89 total 50.02 last 134.98)
 - open/keep 8211 (time 1763405850.89 total 60.03 last 145.05)
 - open/keep 9568 (time 1763405860.91 total 70.05 last 135.45)
 - open/keep 10000 (time 1763405864.28 total 73.41 last 128.35)
 - open/keep 11209 (time 1763405874.28 total 83.42 last 120.87)
 - open/keep 12564 (time 1763405884.29 total 93.42 last 135.39)
 - open/keep 13917 (time 1763405894.29 total 103.43 last 135.24)
 - open/keep 15223 (time 1763405904.30 total 113.44 last 130.50)
total: 16154 open/keep in 120.00 seconds: 134.61 ops/second
 - closed 2297 (time 1763405920.88 total 10.01 last -1291.63)
 - closed 4553 (time 1763405930.88 total 20.01 last 225.52)
 - closed 6837 (time 1763405940.88 total 30.01 last 228.37)
 - closed 9265 (time 1763405950.88 total 40.01 last 242.77)
 - closed 10000 (time 1763405953.89 total 43.02 last 244.48)
 - closed 12435 (time 1763405963.89 total 53.02 last 243.45)
 - closed 14543 (time 1763405973.90 total 63.03 last 210.63)
total: 16154 close in 71.47 seconds: 226.02 close/second
 - unlinked 0 (time 1763405986 ; total 0 ; last 0)
 - unlinked 10000 (time 1763406056 ; total 70 ; last 70)
unlink(/mnt/lustre/d51f.sanity/f16154) error: No such file or directory
total: 16154 unlinks in 113 seconds: 142.955750 unlinks/second