== sanity test 123ab: verify statahead work by using statx ========================================================== 06:33:54 (1778927634)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8d4c84ed2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d4c84ed2000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.68 seconds: 59.40 ops/second
llite.lustre-ffff8d4c84ed2000.statahead_max=0
100

real	0m1.584s
user	0m0.010s
sys	0m0.307s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8d4c84ed2000.statahead_max=128
llite.lustre-ffff8d4c84ed2000.statahead_max=128
100

real	0m0.504s
user	0m0.008s
sys	0m0.174s
'statx -l' 100 files with statahead: 1 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 28
fname_total: 93
hit_total: 1421
miss_total: 1252
swrong=2 ewrong=2
total: 900 open/close in 7.68 seconds: 117.18 ops/second
llite.lustre-ffff8d4c84ed2000.statahead_max=0
1000

real	0m15.488s
user	0m0.082s
sys	0m2.971s
'statx -l' 1000 files without statahead: 15 sec
llite.lustre-ffff8d4c84ed2000.statahead_max=128
llite.lustre-ffff8d4c84ed2000.statahead_max=128
1000

real	0m3.552s
user	0m0.036s
sys	0m1.673s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 29
fname_total: 93
hit_total: 2420
miss_total: 1252
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 11 seconds
llite.lustre-ffff8d4c84ed2000.statahead_stats=
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 29
fname_total: 93
hit_total: 2420
miss_total: 1252
mdc.lustre-MDT0000-mdc-ffff8d4c84ed2000.batch_stats=
snapshot_time:            1778927688.764736644 secs.nsecs
start_time:               1778927637.183419187 secs.nsecs
elapsed_time:             51.581317457 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  33  33
2:		         0   0  33
4:		         3   9  42
8:		         3   9  51
16:		         2   6  57
32:		         3   9  66
64:		        11  33 100
mdc.lustre-MDT0001-mdc-ffff8d4c84ed2000.batch_stats=
snapshot_time:            1778927688.764803830 secs.nsecs
start_time:               1778927637.183589712 secs.nsecs
elapsed_time:             51.581214118 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  37  37
2:		         3  10  48
4:		         1   3  51
8:		         1   3  55
16:		         0   0  55
32:		         6  20  75
64:		         7  24 100
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