== sanity test 123ab: verify statahead work by using statx ========================================================== 04:29:04 (1787128144)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ad0d00f6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ad0d00f6000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.63 seconds: 38.00 ops/second
llite.lustre-ffff9ad0d00f6000.statahead_max=0
100

real	0m1.813s
user	0m0.009s
sys	0m0.345s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9ad0d00f6000.statahead_max=128
llite.lustre-ffff9ad0d00f6000.statahead_max=128
100

real	0m0.769s
user	0m0.009s
sys	0m0.168s
'statx -l' 100 files with statahead: 0 sec
statahead total: 146
statahead wrong: 2
agl total: 142
list_total: 27
fname_total: 117
hit_total: 2132
miss_total: 1289
swrong=2 ewrong=2
 - open/close 791 (time 1787128171.48 total 10.01 last 79.01)
total: 900 open/close in 11.45 seconds: 78.64 ops/second
llite.lustre-ffff9ad0d00f6000.statahead_max=0
1000

real	0m18.806s
user	0m0.080s
sys	0m2.930s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9ad0d00f6000.statahead_max=128
llite.lustre-ffff9ad0d00f6000.statahead_max=128
1000

real	0m6.856s
user	0m0.064s
sys	0m1.472s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 147
statahead wrong: 2
agl total: 143
list_total: 28
fname_total: 117
hit_total: 3131
miss_total: 1289
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 26 seconds
llite.lustre-ffff9ad0d00f6000.statahead_stats=
statahead total: 147
statahead wrong: 2
agl total: 143
list_total: 28
fname_total: 117
hit_total: 3131
miss_total: 1289
mdc.lustre-MDT0000-mdc-ffff9ad0d00f6000.batch_stats=
snapshot_time:            1787128237.837901701 secs.nsecs
start_time:               1787128149.116612484 secs.nsecs
elapsed_time:             88.721289217 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  13
4:		         2   8  21
8:		         1   4  26
16:		         3  13  39
32:		         4  17  56
64:		        10  43 100
mdc.lustre-MDT0001-mdc-ffff9ad0d00f6000.batch_stats=
snapshot_time:            1787128237.837968183 secs.nsecs
start_time:               1787128149.116710944 secs.nsecs
elapsed_time:             88.721257239 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8  23  23
2:		         4  11  35
4:		         2   5  41
8:		         4  11  52
16:		         1   2  55
32:		         9  26  82
64:		         6  17 100
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