== sanity test 123ab: verify statahead work by using statx ========================================================== 10:25:51 (1790951151)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d89581ce000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d89581ce000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.43 seconds: 41.11 ops/second
llite.lustre-ffff8d89581ce000.statahead_max=0
100

real	0m2.120s
user	0m0.006s
sys	0m0.281s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8d89581ce000.statahead_max=128
llite.lustre-ffff8d89581ce000.statahead_max=128
100

real	0m0.789s
user	0m0.003s
sys	0m0.168s
'statx -l' 100 files with statahead: 1 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 26
fname_total: 63
hit_total: 1614
miss_total: 1617
swrong=2 ewrong=2
total: 900 open/close in 8.89 seconds: 101.24 ops/second
llite.lustre-ffff8d89581ce000.statahead_max=0
1000

real	0m16.820s
user	0m0.083s
sys	0m2.589s
'statx -l' 1000 files without statahead: 17 sec
llite.lustre-ffff8d89581ce000.statahead_max=128
llite.lustre-ffff8d89581ce000.statahead_max=128
1000

real	0m3.362s
user	0m0.051s
sys	0m1.334s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 63
hit_total: 2613
miss_total: 1617
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff8d89581ce000.statahead_stats=
statahead total: 127
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 63
hit_total: 2613
miss_total: 1617
mdc.lustre-MDT0000-mdc-ffff8d89581ce000.batch_stats=
snapshot_time:            1790951213.512813685 secs.nsecs
start_time:               1790951155.610542931 secs.nsecs
elapsed_time:             57.902270754 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         0   0  13
4:		         1   4  17
8:		         3  13  30
16:		         2   8  39
32:		         1   4  43
64:		        13  56 100
mdc.lustre-MDT0001-mdc-ffff8d89581ce000.batch_stats=
snapshot_time:            1790951213.512893553 secs.nsecs
start_time:               1790951155.610634623 secs.nsecs
elapsed_time:             57.902258930 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         0   0  10
4:		         4  21  31
8:		         0   0  31
16:		         0   0  31
32:		         7  36  68
64:		         6  31 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536