== sanity test 51f: check many open files limit ========== 00:18:06 (1780978686)
MDT0 numfree=496141, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1125 (time 1780978702.83 total 10.00 last 112.50)
 - open/keep 2138 (time 1780978712.83 total 20.00 last 101.29)
 - open/keep 3211 (time 1780978722.83 total 30.00 last 107.28)
 - open/keep 4283 (time 1780978732.84 total 40.01 last 107.10)
 - open/keep 5197 (time 1780978742.85 total 50.02 last 91.38)
 - open/keep 6260 (time 1780978752.85 total 60.02 last 106.27)
 - open/keep 7114 (time 1780978762.85 total 70.02 last 85.38)
 - open/keep 8220 (time 1780978772.85 total 80.02 last 110.56)
 - open/keep 9432 (time 1780978782.86 total 90.03 last 121.16)
 - open/keep 10000 (time 1780978787.98 total 95.15 last 110.85)
 - open/keep 11217 (time 1780978797.99 total 105.15 last 121.66)
 - open/keep 12465 (time 1780978807.99 total 115.16 last 124.74)
total: 13054 open/keep in 120.01 seconds: 108.78 ops/second
 - closed 2023 (time 1780978822.84 total 10.00 last -1044.10)
 - closed 4156 (time 1780978832.84 total 20.00 last 213.25)
 - closed 5976 (time 1780978842.84 total 30.00 last 181.98)
 - closed 7792 (time 1780978852.85 total 40.01 last 181.52)
 - closed 9706 (time 1780978862.85 total 50.01 last 191.39)
 - closed 10000 (time 1780978864.28 total 51.44 last 204.99)
 - closed 11705 (time 1780978874.30 total 61.46 last 170.26)
total: 13054 close in 68.36 seconds: 190.97 close/second
 - unlinked 0 (time 1780978886 ; total 0 ; last 0)
 - unlinked 10000 (time 1780978973 ; total 87 ; last 87)
unlink(/mnt/lustre/d51f.sanity/f13054) error: No such file or directory
total: 13054 unlinks in 111 seconds: 117.603607 unlinks/second