== sanity test 123ab: verify statahead work by using statx ========================================================== 15:30:50 (1780342250)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9b9305929800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9305929800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.55 seconds: 64.48 ops/second
llite.lustre-ffff9b9305929800.statahead_max=0
100

real	0m1.380s
user	0m0.007s
sys	0m0.265s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9b9305929800.statahead_max=128
llite.lustre-ffff9b9305929800.statahead_max=128
100

real	0m0.547s
user	0m0.007s
sys	0m0.148s
'statx -l' 100 files with statahead: 1 sec
statahead total: 143
statahead wrong: 2
agl total: 137
list_total: 28
fname_total: 101
hit_total: 1923
miss_total: 1463
swrong=2 ewrong=2
total: 900 open/close in 6.75 seconds: 133.41 ops/second
llite.lustre-ffff9b9305929800.statahead_max=0
1000

real	0m13.372s
user	0m0.065s
sys	0m2.595s
'statx -l' 1000 files without statahead: 14 sec
llite.lustre-ffff9b9305929800.statahead_max=128
llite.lustre-ffff9b9305929800.statahead_max=128
1000

real	0m3.467s
user	0m0.052s
sys	0m1.287s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 144
statahead wrong: 2
agl total: 138
list_total: 29
fname_total: 101
hit_total: 2922
miss_total: 1463
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 12 seconds
llite.lustre-ffff9b9305929800.statahead_stats=
statahead total: 144
statahead wrong: 2
agl total: 138
list_total: 29
fname_total: 101
hit_total: 2922
miss_total: 1463
mdc.lustre-MDT0000-mdc-ffff9b9305929800.batch_stats=
snapshot_time:            1780342302.602097658 secs.nsecs
start_time:               1780342253.544150171 secs.nsecs
elapsed_time:             49.057947487 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5  21  21
2:		         1   4  26
4:		         1   4  30
8:		         2   8  39
16:		         0   0  39
32:		         2   8  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff9b9305929800.batch_stats=
snapshot_time:            1780342302.602162468 secs.nsecs
start_time:               1780342253.544238346 secs.nsecs
elapsed_time:             49.057924122 secs.nsecs
subreqs per batch   batches   % cum %
1:		         3  13  13
2:		         0   0  13
4:		         1   4  18
8:		         3  13  31
16:		         1   4  36
32:		         4  18  54
64:		        10  45 100
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