== sanity test 123ab: verify statahead work by using statx ========================================================== 18:22:48 (1777501368)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a5ed88cb000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a5ed88cb000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.33 seconds: 74.93 ops/second
llite.lustre-ffff9a5ed88cb000.statahead_max=0
100

real	0m1.244s
user	0m0.011s
sys	0m0.293s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff9a5ed88cb000.statahead_max=128
llite.lustre-ffff9a5ed88cb000.statahead_max=128
100

real	0m0.452s
user	0m0.006s
sys	0m0.237s
'statx -l' 100 files with statahead: 0 sec
statahead total: 102
statahead wrong: 2
agl total: 99
list_total: 27
fname_total: 74
hit_total: 1545
miss_total: 1024
swrong=2 ewrong=2
total: 900 open/close in 6.75 seconds: 133.40 ops/second
llite.lustre-ffff9a5ed88cb000.statahead_max=0
1000

real	0m12.129s
user	0m0.096s
sys	0m2.961s
'statx -l' 1000 files without statahead: 12 sec
llite.lustre-ffff9a5ed88cb000.statahead_max=128
llite.lustre-ffff9a5ed88cb000.statahead_max=128
1000

real	0m3.539s
user	0m0.048s
sys	0m1.993s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 28
fname_total: 74
hit_total: 2544
miss_total: 1024
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 9 seconds
llite.lustre-ffff9a5ed88cb000.statahead_stats=
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 28
fname_total: 74
hit_total: 2544
miss_total: 1024
mdc.lustre-MDT0000-mdc-ffff9a5ed88cb000.batch_stats=
snapshot_time:            1777501412.908294931 secs.nsecs
start_time:               1777501370.730609417 secs.nsecs
elapsed_time:             42.177685514 secs.nsecs
subreqs per batch   batches   % cum %
1:		        11  34  34
2:		         1   3  37
4:		         1   3  40
8:		         4  12  53
16:		         1   3  56
32:		         2   6  62
64:		        12  37 100
mdc.lustre-MDT0001-mdc-ffff9a5ed88cb000.batch_stats=
snapshot_time:            1777501412.908365723 secs.nsecs
start_time:               1777501370.730710410 secs.nsecs
elapsed_time:             42.177655313 secs.nsecs
subreqs per batch   batches   % cum %
1:		        17  51  51
2:		         0   0  51
4:		         1   3  54
8:		         1   3  57
16:		         1   3  60
32:		         8  24  84
64:		         5  15 100
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