== sanity test 51f: check many open files limit ========== 18:27:27 (1781216847)
MDT0 numfree=     526469, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1229 (time 1781216862.22 total 10.00 last 122.84)
 - open/keep 2416 (time 1781216872.22 total 20.01 last 118.60)
 - open/keep 3843 (time 1781216882.23 total 30.02 last 142.62)
 - open/keep 5133 (time 1781216892.23 total 40.02 last 128.95)
 - open/keep 6235 (time 1781216902.24 total 50.02 last 110.18)
 - open/keep 7525 (time 1781216912.24 total 60.03 last 128.94)
 - open/keep 8759 (time 1781216922.24 total 70.03 last 123.39)
 - open/keep 10000 (time 1781216932.15 total 79.94 last 125.21)
 - open/keep 11302 (time 1781216942.15 total 89.94 last 130.18)
 - open/keep 12534 (time 1781216952.16 total 99.94 last 123.17)
 - open/keep 13449 (time 1781216962.16 total 109.94 last 91.50)
 - open/keep 14768 (time 1781216972.16 total 119.95 last 131.87)
total: 14780 open/keep in 120.00 seconds: 123.16 ops/second
 - closed 2714 (time 1781216982.22 total 10.00 last -1205.09)
 - closed 4901 (time 1781216992.22 total 20.00 last 218.66)
 - closed 7379 (time 1781217002.22 total 30.01 last 247.76)
 - closed 9839 (time 1781217012.23 total 40.01 last 245.84)
 - closed 10000 (time 1781217012.94 total 40.73 last 224.99)
 - closed 12446 (time 1781217022.95 total 50.73 last 244.54)
 - closed 14775 (time 1781217032.95 total 60.73 last 232.88)
total: 14780 close in 60.75 seconds: 243.28 close/second
 - unlinked 0 (time 1781217036 ; total 0 ; last 0)
 - unlinked 10000 (time 1781217112 ; total 76 ; last 76)
unlink(/mnt/lustre/d51f.sanity/f14780) error: No such file or directory
total: 14780 unlinks in 116 seconds: 127.413795 unlinks/second