== sanity test 123ab: verify statahead work by using statx ========================================================== 10:30:44 (1782225044)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8cc1584f0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cc1584f0800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.48 seconds: 40.31 ops/second
llite.lustre-ffff8cc1584f0800.statahead_max=0
100

real	0m2.239s
user	0m0.012s
sys	0m0.299s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8cc1584f0800.statahead_max=128
llite.lustre-ffff8cc1584f0800.statahead_max=128
100

real	0m0.947s
user	0m0.008s
sys	0m0.167s
'statx -l' 100 files with statahead: 0 sec
statahead total: 113
statahead wrong: 1
agl total: 109
list_total: 28
fname_total: 81
hit_total: 1588
miss_total: 262
swrong=1 ewrong=1
 - open/close 822 (time 1782225071.34 total 10.01 last 82.16)
total: 900 open/close in 10.95 seconds: 82.18 ops/second
llite.lustre-ffff8cc1584f0800.statahead_max=0
1000

real	0m22.102s
user	0m0.068s
sys	0m2.912s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff8cc1584f0800.statahead_max=128
llite.lustre-ffff8cc1584f0800.statahead_max=128
1000

real	0m6.208s
user	0m0.053s
sys	0m1.499s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 114
statahead wrong: 1
agl total: 110
list_total: 29
fname_total: 81
hit_total: 2587
miss_total: 262
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff8cc1584f0800.statahead_stats=
statahead total: 114
statahead wrong: 1
agl total: 110
list_total: 29
fname_total: 81
hit_total: 2587
miss_total: 262
mdc.lustre-MDT0000-mdc-ffff8cc1584f0800.batch_stats=
snapshot_time:            1782225134.078068099 secs.nsecs
start_time:               1782225048.639328235 secs.nsecs
elapsed_time:             85.438739864 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         1   3  23
4:		         3  10  33
8:		         2   6  40
16:		         3  10  50
32:		         5  16  66
64:		        10  33 100
mdc.lustre-MDT0001-mdc-ffff8cc1584f0800.batch_stats=
snapshot_time:            1782225134.078181954 secs.nsecs
start_time:               1782225048.639399625 secs.nsecs
elapsed_time:             85.438782329 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  32  32
2:		         1   4  36
4:		         1   4  40
8:		         2   8  48
16:		         0   0  48
32:		         6  24  72
64:		         7  28 100
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