== sanity test 123ab: verify statahead work by using statx ========================================================== 20:20:23 (1781223623)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff888746311800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff888746311800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.62 seconds: 38.14 ops/second
llite.lustre-ffff888746311800.statahead_max=0
100

real	0m2.254s
user	0m0.010s
sys	0m0.317s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff888746311800.statahead_max=128
llite.lustre-ffff888746311800.statahead_max=128
100

real	0m1.015s
user	0m0.007s
sys	0m0.182s
'statx -l' 100 files with statahead: 1 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 85
hit_total: 2372
miss_total: 1267
swrong=2 ewrong=2
 - open/close 559 (time 1781223651.01 total 10.01 last 55.86)
total: 900 open/close in 16.64 seconds: 54.09 ops/second
llite.lustre-ffff888746311800.statahead_max=0
1000

real	0m25.981s
user	0m0.094s
sys	0m3.273s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffff888746311800.statahead_max=128
llite.lustre-ffff888746311800.statahead_max=128
1000

real	0m6.321s
user	0m0.064s
sys	0m1.535s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 28
fname_total: 85
hit_total: 3371
miss_total: 1267
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff888746311800.statahead_stats=
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 28
fname_total: 85
hit_total: 3371
miss_total: 1267
mdc.lustre-MDT0000-mdc-ffff888746311800.batch_stats=
snapshot_time:            1781223726.338410093 secs.nsecs
start_time:               1781223628.221390209 secs.nsecs
elapsed_time:             98.117019884 secs.nsecs
subreqs per batch   batches   % cum %
1:		         2   9   9
2:		         0   0   9
4:		         4  18  27
8:		         1   4  31
16:		         1   4  36
32:		         2   9  45
64:		        12  54 100
mdc.lustre-MDT0001-mdc-ffff888746311800.batch_stats=
snapshot_time:            1781223726.338485171 secs.nsecs
start_time:               1781223628.221460131 secs.nsecs
elapsed_time:             98.117025040 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   4   4
2:		         0   0   4
4:		         2   9  14
8:		         2   9  23
16:		         2   9  33
32:		         4  19  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