== sanity test 51f: check many open files limit ========== 06:07:14 (1786183634)
MDT0 numfree=     530237, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1329 (time 1786183649.02 total 10.00 last 132.86)
 - open/keep 2723 (time 1786183659.02 total 20.01 last 139.34)
 - open/keep 4067 (time 1786183669.03 total 30.01 last 134.36)
 - open/keep 5371 (time 1786183679.03 total 40.02 last 130.33)
 - open/keep 6611 (time 1786183689.04 total 50.02 last 123.91)
 - open/keep 7831 (time 1786183699.04 total 60.02 last 122.00)
 - open/keep 9017 (time 1786183709.04 total 70.03 last 118.56)
 - open/keep 10000 (time 1786183717.86 total 78.84 last 111.52)
 - open/keep 11425 (time 1786183727.87 total 88.85 last 142.38)
 - open/keep 12678 (time 1786183737.87 total 98.85 last 125.24)
 - open/keep 13922 (time 1786183747.88 total 108.86 last 124.30)
 - open/keep 15364 (time 1786183757.90 total 118.88 last 143.90)
total: 15505 open/keep in 120.00 seconds: 129.21 ops/second
 - closed 2424 (time 1786183769.02 total 10.00 last -1293.74)
 - closed 4841 (time 1786183779.02 total 20.00 last 241.63)
 - closed 7272 (time 1786183789.03 total 30.01 last 243.02)
 - closed 9447 (time 1786183799.03 total 40.01 last 217.41)
 - closed 10000 (time 1786183801.48 total 42.46 last 225.96)
 - closed 12018 (time 1786183811.48 total 52.46 last 201.77)
 - closed 14195 (time 1786183821.48 total 62.46 last 217.69)
total: 15505 close in 67.90 seconds: 228.36 close/second
 - unlinked 0 (time 1786183831 ; total 0 ; last 0)
 - unlinked 10000 (time 1786183911 ; total 80 ; last 80)
unlink(/mnt/lustre/d51f.sanity/f15505) error: No such file or directory
total: 15505 unlinks in 123 seconds: 126.056908 unlinks/second