== sanity test 51f: check many open files limit ========== 04:13:50 (1788336830)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1022015, max=100000
changed ulimit from 1024 to 100020
 - open/keep 5005 (time 1788336842.56 total 10.00 last 500.50)
 - open/keep 10000 (time 1788336851.56 total 18.99 last 555.42)
 - open/keep 15643 (time 1788336861.56 total 28.99 last 564.28)
 - open/keep 20000 (time 1788336868.29 total 35.73 last 646.98)
 - open/keep 25502 (time 1788336878.29 total 45.73 last 550.14)
 - open/keep 30000 (time 1788336884.77 total 52.21 last 694.09)
 - open/keep 36912 (time 1788336894.77 total 62.21 last 691.13)
 - open/keep 40000 (time 1788336898.55 total 65.99 last 816.97)
 - open/keep 47119 (time 1788336908.55 total 75.99 last 711.86)
 - open/keep 50000 (time 1788336913.30 total 80.74 last 606.43)
 - open/keep 57140 (time 1788336923.30 total 90.74 last 713.95)
 - open/keep 60000 (time 1788336927.04 total 94.47 last 766.42)
 - open/keep 67037 (time 1788336937.04 total 104.48 last 703.58)
 - open/keep 70000 (time 1788336940.99 total 108.43 last 749.88)
 - open/keep 77335 (time 1788336950.99 total 118.43 last 733.43)
total: 78476 open/keep in 120.00 seconds: 653.96 ops/second
 - closed 10000 (time 1788336961.06 total 8.50 last -7922.90)
 - closed 20000 (time 1788336969.89 total 17.33 last 1132.95)
 - closed 30000 (time 1788336978.48 total 25.92 last 1164.06)
 - closed 40000 (time 1788336986.85 total 34.29 last 1194.78)
 - closed 50000 (time 1788336995.47 total 42.91 last 1159.88)
 - closed 60000 (time 1788337003.88 total 51.32 last 1188.48)
 - closed 70000 (time 1788337011.35 total 58.79 last 1339.62)
total: 78476 close in 66.32 seconds: 1183.37 close/second
 - unlinked 0 (time 1788337020 ; total 0 ; last 0)
 - unlinked 10000 (time 1788337033 ; total 13 ; last 13)
 - unlinked 20000 (time 1788337044 ; total 24 ; last 11)
 - unlinked 30000 (time 1788337057 ; total 37 ; last 13)
 - unlinked 40000 (time 1788337069 ; total 49 ; last 12)
 - unlinked 50000 (time 1788337079 ; total 59 ; last 10)
 - unlinked 60000 (time 1788337091 ; total 71 ; last 12)
 - unlinked 70000 (time 1788337103 ; total 83 ; last 12)
unlink(/mnt/lustre/d51f.sanity/f78476) error: No such file or directory
total: 78476 unlinks in 93 seconds: 843.827942 unlinks/second