== sanity test 123ab: verify statahead work by using statx ========================================================== 11:57:46 (1788623866)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ccb42c9b800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ccb42c9b800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.59 seconds: 38.67 ops/second
llite.lustre-ffff9ccb42c9b800.statahead_max=0
100

real	0m2.097s
user	0m0.014s
sys	0m0.275s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9ccb42c9b800.statahead_max=128
llite.lustre-ffff9ccb42c9b800.statahead_max=128
100

real	0m0.635s
user	0m0.009s
sys	0m0.151s
'statx -l' 100 files with statahead: 0 sec
statahead total: 115
statahead wrong: 2
agl total: 111
list_total: 27
fname_total: 88
hit_total: 1912
miss_total: 775
swrong=2 ewrong=2
total: 900 open/close in 9.58 seconds: 93.94 ops/second
llite.lustre-ffff9ccb42c9b800.statahead_max=0
1000

real	0m19.201s
user	0m0.069s
sys	0m2.659s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9ccb42c9b800.statahead_max=128
llite.lustre-ffff9ccb42c9b800.statahead_max=128
1000

real	0m4.987s
user	0m0.047s
sys	0m1.266s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 88
hit_total: 2911
miss_total: 775
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff9ccb42c9b800.statahead_stats=
statahead total: 116
statahead wrong: 2
agl total: 112
list_total: 28
fname_total: 88
hit_total: 2911
miss_total: 775
mdc.lustre-MDT0000-mdc-ffff9ccb42c9b800.batch_stats=
snapshot_time:            1788623945.666697128 secs.nsecs
start_time:               1788623871.027074026 secs.nsecs
elapsed_time:             74.639623102 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  23  23
2:		         1   3  26
4:		         2   7  34
8:		         1   3  38
16:		         0   0  38
32:		         6  23  61
64:		        10  38 100
mdc.lustre-MDT0001-mdc-ffff9ccb42c9b800.batch_stats=
snapshot_time:            1788623945.666771445 secs.nsecs
start_time:               1788623871.027191626 secs.nsecs
elapsed_time:             74.639579819 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  20  20
2:		         0   0  20
4:		         1   4  24
8:		         3  12  36
16:		         0   0  36
32:		         9  36  72
64:		         7  28 100
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