== sanity test 123ab: verify statahead work by using statx ========================================================== 07:30:50 (1789126250)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f6be0d5b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f6be0d5b800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.05 seconds: 48.78 ops/second
llite.lustre-ffff8f6be0d5b800.statahead_max=0
100

real	0m1.995s
user	0m0.010s
sys	0m0.278s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8f6be0d5b800.statahead_max=128
llite.lustre-ffff8f6be0d5b800.statahead_max=128
100

real	0m0.667s
user	0m0.007s
sys	0m0.180s
'statx -l' 100 files with statahead: 0 sec
statahead total: 136
statahead wrong: 1
agl total: 126
list_total: 26
fname_total: 95
hit_total: 1901
miss_total: 252
swrong=1 ewrong=1
 - open/close 760 (time 1789126274.74 total 10.00 last 75.98)
total: 900 open/close in 12.09 seconds: 74.45 ops/second
llite.lustre-ffff8f6be0d5b800.statahead_max=0
1000

real	0m22.123s
user	0m0.061s
sys	0m2.645s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff8f6be0d5b800.statahead_max=128
llite.lustre-ffff8f6be0d5b800.statahead_max=128
1000

real	0m5.104s
user	0m0.049s
sys	0m1.210s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 137
statahead wrong: 1
agl total: 127
list_total: 27
fname_total: 95
hit_total: 2900
miss_total: 252
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8f6be0d5b800.statahead_stats=
statahead total: 137
statahead wrong: 1
agl total: 127
list_total: 27
fname_total: 95
hit_total: 2900
miss_total: 252
mdc.lustre-MDT0000-mdc-ffff8f6be0d5b800.batch_stats=
snapshot_time:            1789126336.062223865 secs.nsecs
start_time:               1789126254.277919949 secs.nsecs
elapsed_time:             81.784303916 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         3  10  28
4:		         2   7  35
8:		         1   3  39
16:		         1   3  42
32:		         4  14  57
64:		        12  42 100
mdc.lustre-MDT0001-mdc-ffff8f6be0d5b800.batch_stats=
snapshot_time:            1789126336.062285370 secs.nsecs
start_time:               1789126254.278283404 secs.nsecs
elapsed_time:             81.784001966 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  21  21
2:		         1   4  26
4:		         1   4  30
8:		         2   8  39
16:		         0   0  39
32:		        10  43  82
64:		         4  17 100
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