== sanity test 123ab: verify statahead work by using statx ========================================================== 00:04:57 (1789358697)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff937288f6d000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff937288f6d000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.96 seconds: 104.37 ops/second
llite.lustre-ffff937288f6d000.statahead_max=0
100

real	0m0.865s
user	0m0.013s
sys	0m0.281s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff937288f6d000.statahead_max=128
llite.lustre-ffff937288f6d000.statahead_max=128
100

real	0m0.398s
user	0m0.007s
sys	0m0.186s
'statx -l' 100 files with statahead: 1 sec
statahead total: 85
statahead wrong: 2
agl total: 83
list_total: 25
fname_total: 60
hit_total: 2164
miss_total: 757
swrong=2 ewrong=2
total: 900 open/close in 2.95 seconds: 305.39 ops/second
llite.lustre-ffff937288f6d000.statahead_max=0
1000

real	0m7.914s
user	0m0.070s
sys	0m2.364s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff937288f6d000.statahead_max=128
llite.lustre-ffff937288f6d000.statahead_max=128
1000

real	0m2.606s
user	0m0.036s
sys	0m1.343s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 26
fname_total: 60
hit_total: 3163
miss_total: 757
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 6 seconds
llite.lustre-ffff937288f6d000.statahead_stats=
statahead total: 86
statahead wrong: 2
agl total: 84
list_total: 26
fname_total: 60
hit_total: 3163
miss_total: 757
mdc.lustre-MDT0000-mdc-ffff937288f6d000.batch_stats=
snapshot_time:            1789358727.444932560 secs.nsecs
start_time:               1789358699.168261784 secs.nsecs
elapsed_time:             28.276670776 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  35  35
2:		         0   0  35
4:		         1   3  38
8:		         3   9  48
16:		         2   6  54
32:		         1   3  58
64:		        13  41 100
mdc.lustre-MDT0001-mdc-ffff937288f6d000.batch_stats=
snapshot_time:            1789358727.444995424 secs.nsecs
start_time:               1789358699.168332747 secs.nsecs
elapsed_time:             28.276662677 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  33  33
2:		         1   3  37
4:		         2   7  44
8:		         1   3  48
16:		         1   3  51
32:		         5  18  70
64:		         8  29 100
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