== sanity test 123ab: verify statahead work by using statx ========================================================== 10:17:13 (1788617833)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f6343feb800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f6343feb800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.01 seconds: 33.25 ops/second
llite.lustre-ffff8f6343feb800.statahead_max=0
100

real	0m2.235s
user	0m0.016s
sys	0m0.268s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8f6343feb800.statahead_max=128
llite.lustre-ffff8f6343feb800.statahead_max=128
100

real	0m0.717s
user	0m0.006s
sys	0m0.143s
'statx -l' 100 files with statahead: 1 sec
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 26
fname_total: 95
hit_total: 2212
miss_total: 1255
swrong=2 ewrong=2
 - open/close 677 (time 1788617860.83 total 10.00 last 67.70)
total: 900 open/close in 13.44 seconds: 66.96 ops/second
llite.lustre-ffff8f6343feb800.statahead_max=0
1000

real	0m23.869s
user	0m0.060s
sys	0m2.641s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8f6343feb800.statahead_max=128
llite.lustre-ffff8f6343feb800.statahead_max=128
1000

real	0m5.576s
user	0m0.071s
sys	0m1.311s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 95
hit_total: 3211
miss_total: 1255
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff8f6343feb800.statahead_stats=
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 95
hit_total: 3211
miss_total: 1255
mdc.lustre-MDT0000-mdc-ffff8f6343feb800.batch_stats=
snapshot_time:            1788617925.866433688 secs.nsecs
start_time:               1788617838.131408415 secs.nsecs
elapsed_time:             87.735025273 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         0   0  12
4:		         3  12  25
8:		         2   8  33
16:		         3  12  45
32:		         3  12  58
64:		        10  41 100
mdc.lustre-MDT0001-mdc-ffff8f6343feb800.batch_stats=
snapshot_time:            1788617925.866512502 secs.nsecs
start_time:               1788617838.131488805 secs.nsecs
elapsed_time:             87.735023697 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   4   4
4:		         2   9  14
8:		         3  14  28
16:		         0   0  28
32:		         5  23  52
64:		        10  47 100
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