== sanity test 123ab: verify statahead work by using statx ========================================================== 22:26:17 (1787711177)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9db31853a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9db31853a800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.58 seconds: 38.74 ops/second
llite.lustre-ffff9db31853a800.statahead_max=0
100

real	0m2.512s
user	0m0.013s
sys	0m0.290s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9db31853a800.statahead_max=128
llite.lustre-ffff9db31853a800.statahead_max=128
100

real	0m0.841s
user	0m0.006s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 121
statahead wrong: 2
agl total: 117
list_total: 26
fname_total: 90
hit_total: 1839
miss_total: 1430
swrong=2 ewrong=2
 - open/close 692 (time 1787711203.69 total 10.02 last 69.08)
total: 900 open/close in 13.73 seconds: 65.54 ops/second
llite.lustre-ffff9db31853a800.statahead_max=0
1000

real	0m27.311s
user	0m0.096s
sys	0m2.645s
'statx -l' 1000 files without statahead: 28 sec
llite.lustre-ffff9db31853a800.statahead_max=128
llite.lustre-ffff9db31853a800.statahead_max=128
1000

real	0m6.833s
user	0m0.061s
sys	0m1.251s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 90
hit_total: 2838
miss_total: 1430
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff9db31853a800.statahead_stats=
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 27
fname_total: 90
hit_total: 2838
miss_total: 1430
mdc.lustre-MDT0000-mdc-ffff9db31853a800.batch_stats=
snapshot_time:            1787711276.576842897 secs.nsecs
start_time:               1787711181.519085178 secs.nsecs
elapsed_time:             95.057757719 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  13
4:		         0   0  13
8:		         4  17  30
16:		         3  13  43
32:		         1   4  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff9db31853a800.batch_stats=
snapshot_time:            1787711276.576925182 secs.nsecs
start_time:               1787711181.519169931 secs.nsecs
elapsed_time:             95.057755251 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  14  14
2:		         2   9  23
4:		         2   9  33
8:		         1   4  38
16:		         0   0  38
32:		         6  28  66
64:		         7  33 100
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