== sanity test 123ab: verify statahead work by using statx ========================================================== 09:20:53 (1787318453)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=0
total: 100 open/close in 3.11 seconds: 32.17 ops/second
llite.lustre-ffff896811dc1000.statahead_max=0
100

real	0m2.186s
user	0m0.011s
sys	0m0.311s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff896811dc1000.statahead_max=128
llite.lustre-ffff896811dc1000.statahead_max=128
100

real	0m0.884s
user	0m0.010s
sys	0m0.143s
'statx -l' 100 files with statahead: 1 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 25
fname_total: 94
hit_total: 1892
miss_total: 1334
swrong=2 ewrong=2
 - open/close 702 (time 1787318481.91 total 10.01 last 70.14)
total: 900 open/close in 12.53 seconds: 71.80 ops/second
llite.lustre-ffff896811dc1000.statahead_max=0
1000

real	0m23.656s
user	0m0.093s
sys	0m3.004s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff896811dc1000.statahead_max=128
llite.lustre-ffff896811dc1000.statahead_max=128
1000

real	0m5.276s
user	0m0.058s
sys	0m1.484s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 26
fname_total: 94
hit_total: 2891
miss_total: 1334
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff896811dc1000.statahead_stats=
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 26
fname_total: 94
hit_total: 2891
miss_total: 1334
mdc.lustre-MDT0000-mdc-ffff896811dc1000.batch_stats=
snapshot_time:            1787318546.531914996 secs.nsecs
start_time:               1787318458.656025163 secs.nsecs
elapsed_time:             87.875889833 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        28  37  37
2:		         8  10  48
4:		        13  17  65
8:		         6   8  73
16:		         3   4  77
32:		         3   4  81
64:		        14  18 100
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