== sanity test 123ab: verify statahead work by using statx ========================================================== 05:46:39 (1788515199)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff980f85487800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff980f85487800.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.00 seconds: 33.31 ops/second
llite.lustre-ffff980f85487800.statahead_max=0
100

real	0m2.901s
user	0m0.017s
sys	0m0.310s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff980f85487800.statahead_max=128
llite.lustre-ffff980f85487800.statahead_max=128
100

real	0m0.965s
user	0m0.013s
sys	0m0.175s
'statx -l' 100 files with statahead: 1 sec
statahead total: 144
statahead wrong: 2
agl total: 139
list_total: 28
fname_total: 116
hit_total: 2356
miss_total: 1299
swrong=2 ewrong=2
 - open/close 672 (time 1788515227.40 total 10.01 last 67.16)
total: 900 open/close in 13.21 seconds: 68.11 ops/second
llite.lustre-ffff980f85487800.statahead_max=0
1000

real	0m24.805s
user	0m0.082s
sys	0m2.880s
'statx -l' 1000 files without statahead: 25 sec
llite.lustre-ffff980f85487800.statahead_max=128
llite.lustre-ffff980f85487800.statahead_max=128
1000

real	0m5.582s
user	0m0.062s
sys	0m1.297s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 145
statahead wrong: 2
agl total: 140
list_total: 29
fname_total: 116
hit_total: 3355
miss_total: 1299
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff980f85487800.statahead_stats=
statahead total: 145
statahead wrong: 2
agl total: 140
list_total: 29
fname_total: 116
hit_total: 3355
miss_total: 1299
mdc.lustre-MDT0000-mdc-ffff980f85487800.batch_stats=
snapshot_time:            1788515292.743242423 secs.nsecs
start_time:               1788515203.697971471 secs.nsecs
elapsed_time:             89.045270952 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  18  18
2:		         1   3  22
4:		         1   3  25
8:		         3  11  37
16:		         2   7  44
32:		         3  11  55
64:		        12  44 100
mdc.lustre-MDT0001-mdc-ffff980f85487800.batch_stats=
snapshot_time:            1788515292.743313592 secs.nsecs
start_time:               1788515203.698052494 secs.nsecs
elapsed_time:             89.045261098 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         2   9  22
4:		         4  18  40
8:		         0   0  40
16:		         0   0  40
32:		         5  22  63
64:		         8  36 100
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