== sanity test 123ab: verify statahead work by using statx ========================================================== 02:07:50 (1788847670)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0d937c45000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d937c45000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.09 seconds: 47.90 ops/second
llite.lustre-ffffa0d937c45000.statahead_max=0
100

real	0m1.994s
user	0m0.008s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa0d937c45000.statahead_max=128
llite.lustre-ffffa0d937c45000.statahead_max=128
100

real	0m0.753s
user	0m0.008s
sys	0m0.148s
'statx -l' 100 files with statahead: 0 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 27
fname_total: 93
hit_total: 1780
miss_total: 1234
swrong=2 ewrong=2
 - open/close 884 (time 1788847696.41 total 10.00 last 88.38)
total: 900 open/close in 10.14 seconds: 88.74 ops/second
llite.lustre-ffffa0d937c45000.statahead_max=0
1000

real	0m20.763s
user	0m0.080s
sys	0m2.669s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffffa0d937c45000.statahead_max=128
llite.lustre-ffffa0d937c45000.statahead_max=128
1000

real	0m5.360s
user	0m0.073s
sys	0m1.328s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 28
fname_total: 93
hit_total: 2779
miss_total: 1234
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffffa0d937c45000.statahead_stats=
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 28
fname_total: 93
hit_total: 2779
miss_total: 1234
mdc.lustre-MDT0000-mdc-ffffa0d937c45000.batch_stats=
snapshot_time:            1788847750.916708099 secs.nsecs
start_time:               1788847675.558502751 secs.nsecs
elapsed_time:             75.358205348 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         0   0   0
4:		         1   4   4
8:		         4  17  21
16:		         3  13  34
32:		         2   8  43
64:		        13  56 100
mdc.lustre-MDT0001-mdc-ffffa0d937c45000.batch_stats=
snapshot_time:            1788847750.916773940 secs.nsecs
start_time:               1788847675.561101142 secs.nsecs
elapsed_time:             75.355672798 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         2   9  22
4:		         3  13  36
8:		         0   0  36
16:		         0   0  36
32:		         7  31  68
64:		         7  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