== sanity test 123ab: verify statahead work by using statx ========================================================== 02:22:46 (1788934966)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff932051590800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff932051590800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.67 seconds: 27.26 ops/second
llite.lustre-ffff932051590800.statahead_max=0
100

real	0m3.217s
user	0m0.005s
sys	0m0.331s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff932051590800.statahead_max=128
llite.lustre-ffff932051590800.statahead_max=128
100

real	0m1.307s
user	0m0.004s
sys	0m0.126s
'statx -l' 100 files with statahead: 2 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 27
fname_total: 93
hit_total: 1956
miss_total: 1288
swrong=2 ewrong=2
 - open/close 733 (time 1788934997.83 total 10.00 last 73.28)
total: 900 open/close in 13.00 seconds: 69.25 ops/second
llite.lustre-ffff932051590800.statahead_max=0
1000

real	0m23.047s
user	0m0.100s
sys	0m2.764s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff932051590800.statahead_max=128
llite.lustre-ffff932051590800.statahead_max=128
1000

real	0m5.552s
user	0m0.062s
sys	0m1.300s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 28
fname_total: 93
hit_total: 2955
miss_total: 1288
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff932051590800.statahead_stats=
statahead total: 124
statahead wrong: 2
agl total: 120
list_total: 28
fname_total: 93
hit_total: 2955
miss_total: 1288
mdc.lustre-MDT0000-mdc-ffff932051590800.batch_stats=
snapshot_time:            1788935061.548534756 secs.nsecs
start_time:               1788934970.933783026 secs.nsecs
elapsed_time:             90.614751730 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         1   4  20
8:		         3  12  33
16:		         1   4  37
32:		         2   8  45
64:		        13  54 100
mdc.lustre-MDT0001-mdc-ffff932051590800.batch_stats=
snapshot_time:            1788935061.548634040 secs.nsecs
start_time:               1788934970.933965920 secs.nsecs
elapsed_time:             90.614668120 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  32  32
2:		         0   0  32
4:		         2   8  40
8:		         1   4  44
16:		         1   4  48
32:		         5  20  68
64:		         8  32 100
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