== sanity test 123ab: verify statahead work by using statx ========================================================== 10:04:24 (1784124264)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.61 seconds: 62.15 ops/second
llite.lustre-ffff94d4086f1800.statahead_max=0
100

real	0m1.453s
user	0m0.009s
sys	0m0.303s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff94d4086f1800.statahead_max=128
llite.lustre-ffff94d4086f1800.statahead_max=128
100

real	0m0.537s
user	0m0.008s
sys	0m0.156s
'statx -l' 100 files with statahead: 0 sec
statahead total: 60
statahead wrong: 1
agl total: 57
list_total: 22
fname_total: 37
hit_total: 1595
miss_total: 212
swrong=1 ewrong=1
total: 900 open/close in 5.70 seconds: 157.96 ops/second
llite.lustre-ffff94d4086f1800.statahead_max=0
1000

real	0m12.294s
user	0m0.083s
sys	0m2.862s
'statx -l' 1000 files without statahead: 12 sec
llite.lustre-ffff94d4086f1800.statahead_max=128
llite.lustre-ffff94d4086f1800.statahead_max=128
1000

real	0m3.414s
user	0m0.037s
sys	0m1.785s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 61
statahead wrong: 1
agl total: 58
list_total: 23
fname_total: 37
hit_total: 2594
miss_total: 212
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 9 seconds
llite.lustre-ffff94d4086f1800.statahead_stats=
statahead total: 61
statahead wrong: 1
agl total: 58
list_total: 23
fname_total: 37
hit_total: 2594
miss_total: 212
mdc.lustre-MDT0000-mdc-ffff94d4086f1800.batch_stats=
snapshot_time:            1784124308.655625631 secs.nsecs
start_time:               1784124266.116365968 secs.nsecs
elapsed_time:             42.539259663 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        19  45  45
2:		         2   4  50
4:		         2   4  54
8:		         4   9  64
16:		         2   4  69
32:		         0   0  69
64:		        13  30 100
mdc.lustre-MDT0001-mdc-ffff94d4086f1800.batch_stats=
snapshot_time:            1784124308.655689121 secs.nsecs
start_time:               1784124266.116492368 secs.nsecs
elapsed_time:             42.539196753 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  37  37
2:		         3   9  46
4:		         3   9  56
8:		         1   3  59
16:		         1   3  62
32:		         6  18  81
64:		         6  18 100
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