== sanity test 123ab: verify statahead work by using statx ========================================================== 12:47:15 (1787849235)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f9dc82a5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f9dc82a5800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.52 seconds: 39.73 ops/second
llite.lustre-ffff8f9dc82a5800.statahead_max=0
100

real	0m2.116s
user	0m0.007s
sys	0m0.299s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8f9dc82a5800.statahead_max=128
llite.lustre-ffff8f9dc82a5800.statahead_max=128
100

real	0m1.136s
user	0m0.009s
sys	0m0.188s
'statx -l' 100 files with statahead: 1 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 27
fname_total: 93
hit_total: 1320
miss_total: 1381
swrong=2 ewrong=2
 - open/close 616 (time 1787849264.48 total 10.02 last 61.49)
total: 900 open/close in 14.33 seconds: 62.80 ops/second
llite.lustre-ffff8f9dc82a5800.statahead_max=0
1000

real	0m23.202s
user	0m0.099s
sys	0m2.843s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8f9dc82a5800.statahead_max=128
llite.lustre-ffff8f9dc82a5800.statahead_max=128
1000

real	0m7.271s
user	0m0.090s
sys	0m1.526s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 28
fname_total: 93
hit_total: 2319
miss_total: 1381
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff8f9dc82a5800.statahead_stats=
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 28
fname_total: 93
hit_total: 2319
miss_total: 1381
mdc.lustre-MDT0000-mdc-ffff8f9dc82a5800.batch_stats=
snapshot_time:            1787849338.859516749 secs.nsecs
start_time:               1787849241.338173740 secs.nsecs
elapsed_time:             97.521343009 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         0   0  12
4:		         2   8  20
8:		         4  16  36
16:		         2   8  44
32:		         0   0  44
64:		        14  56 100
mdc.lustre-MDT0001-mdc-ffff8f9dc82a5800.batch_stats=
snapshot_time:            1787849338.860109853 secs.nsecs
start_time:               1787849241.338417624 secs.nsecs
elapsed_time:             97.521692229 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         2   8  29
4:		         2   8  37
8:		         1   4  41
16:		         1   4  45
32:		         6  25  70
64:		         7  29 100
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