== sanity test 123ab: verify statahead work by using statx ========================================================== 19:37:32 (1787787452)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8952c4f9c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8952c4f9c000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.07 seconds: 32.60 ops/second
llite.lustre-ffff8952c4f9c000.statahead_max=0
100

real	0m2.140s
user	0m0.011s
sys	0m0.272s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8952c4f9c000.statahead_max=128
llite.lustre-ffff8952c4f9c000.statahead_max=128
100

real	0m0.864s
user	0m0.013s
sys	0m0.154s
'statx -l' 100 files with statahead: 1 sec
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 28
fname_total: 94
hit_total: 1933
miss_total: 764
swrong=2 ewrong=2
 - open/close 877 (time 1787787479.19 total 10.00 last 87.67)
total: 900 open/close in 10.45 seconds: 86.11 ops/second
llite.lustre-ffff8952c4f9c000.statahead_max=0
1000

real	0m19.882s
user	0m0.089s
sys	0m2.683s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8952c4f9c000.statahead_max=128
llite.lustre-ffff8952c4f9c000.statahead_max=128
1000

real	0m4.733s
user	0m0.071s
sys	0m1.283s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 29
fname_total: 94
hit_total: 2932
miss_total: 764
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff8952c4f9c000.statahead_stats=
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 29
fname_total: 94
hit_total: 2932
miss_total: 764
mdc.lustre-MDT0000-mdc-ffff8952c4f9c000.batch_stats=
snapshot_time:            1787787531.628846969 secs.nsecs
start_time:               1787787456.783504348 secs.nsecs
elapsed_time:             74.845342621 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  15  15
2:		         1   3  19
4:		         1   3  23
8:		         4  15  38
16:		         2   7  46
32:		         2   7  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff8952c4f9c000.batch_stats=
snapshot_time:            1787787531.628917189 secs.nsecs
start_time:               1787787456.783584072 secs.nsecs
elapsed_time:             74.845333117 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         5  21  26
4:		         3  13  39
8:		         0   0  39
16:		         1   4  43
32:		         5  21  65
64:		         8  34 100
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