== sanity test 51f: check many open files limit ========== 20:12:30 (1788912750)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=1021967, max=100000
changed ulimit from 1024 to 100020
 - open/keep 8012 (time 1788912762.11 total 10.00 last 801.11)
 - open/keep 10000 (time 1788912764.64 total 12.53 last 786.61)
 - open/keep 17981 (time 1788912774.64 total 22.53 last 798.03)
 - open/keep 20000 (time 1788912777.20 total 25.08 last 790.33)
 - open/keep 28011 (time 1788912787.20 total 35.08 last 801.03)
 - open/keep 30000 (time 1788912789.68 total 37.57 last 799.76)
 - open/keep 37445 (time 1788912799.69 total 47.57 last 744.41)
 - open/keep 40000 (time 1788912806.82 total 54.71 last 358.12)
 - open/keep 43425 (time 1788912816.82 total 64.71 last 342.46)
 - open/keep 46470 (time 1788912826.82 total 74.71 last 304.46)
 - open/keep 49644 (time 1788912836.83 total 84.71 last 317.31)
 - open/keep 54156 (time 1788912846.83 total 94.71 last 451.13)
 - open/keep 60000 (time 1788912856.82 total 104.71 last 584.58)
 - open/keep 66186 (time 1788912866.82 total 114.71 last 618.60)
total: 69254 open/keep in 120.00 seconds: 577.11 ops/second
 - closed 9012 (time 1788912882.11 total 10.00 last -5717.14)
 - closed 10000 (time 1788912883.09 total 10.97 last 1015.31)
 - closed 20000 (time 1788912892.10 total 19.98 last 1110.00)
 - closed 30000 (time 1788912900.51 total 28.40 last 1187.88)
 - closed 40000 (time 1788912908.44 total 36.33 last 1261.74)
 - closed 50000 (time 1788912917.05 total 44.94 last 1160.91)
 - closed 60000 (time 1788912926.08 total 53.97 last 1107.32)
total: 69254 close in 62.76 seconds: 1103.43 close/second
 - unlinked 0 (time 1788912936 ; total 0 ; last 0)
 - unlinked 10000 (time 1788912949 ; total 13 ; last 13)
 - unlinked 20000 (time 1788912960 ; total 24 ; last 11)
 - unlinked 30000 (time 1788912971 ; total 35 ; last 11)
 - unlinked 40000 (time 1788912981 ; total 45 ; last 10)
 - unlinked 50000 (time 1788912991 ; total 55 ; last 10)
 - unlinked 60000 (time 1788913002 ; total 66 ; last 11)
unlink(/mnt/lustre/d51f.sanity/f69254) error: No such file or directory
total: 69254 unlinks in 75 seconds: 923.386658 unlinks/second