== sanity test 123ab: verify statahead work by using statx ========================================================== 14:23:20 (1787855000)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9a18cb25b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a18cb25b000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.79 seconds: 35.83 ops/second
llite.lustre-ffff9a18cb25b000.statahead_max=0
100

real	0m2.431s
user	0m0.010s
sys	0m0.298s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9a18cb25b000.statahead_max=128
llite.lustre-ffff9a18cb25b000.statahead_max=128
100

real	0m0.924s
user	0m0.009s
sys	0m0.133s
'statx -l' 100 files with statahead: 1 sec
statahead total: 140
statahead wrong: 2
agl total: 136
list_total: 35
fname_total: 90
hit_total: 1540
miss_total: 1626
swrong=2 ewrong=2
total: 900 open/close in 9.70 seconds: 92.78 ops/second
llite.lustre-ffff9a18cb25b000.statahead_max=0
1000

real	0m18.231s
user	0m0.087s
sys	0m2.735s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff9a18cb25b000.statahead_max=128
llite.lustre-ffff9a18cb25b000.statahead_max=128
1000

real	0m5.331s
user	0m0.091s
sys	0m1.366s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 36
fname_total: 90
hit_total: 2539
miss_total: 1626
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff9a18cb25b000.statahead_stats=
statahead total: 141
statahead wrong: 2
agl total: 137
list_total: 36
fname_total: 90
hit_total: 2539
miss_total: 1626
mdc.lustre-MDT0000-mdc-ffff9a18cb25b000.batch_stats=
snapshot_time:            1787855080.709472473 secs.nsecs
start_time:               1787855005.384562170 secs.nsecs
elapsed_time:             75.324910303 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   4   4
4:		         3  13  17
8:		         5  21  39
16:		         0   0  39
32:		         5  21  60
64:		         9  39 100
mdc.lustre-MDT0001-mdc-ffff9a18cb25b000.batch_stats=
snapshot_time:            1787855080.709537141 secs.nsecs
start_time:               1787855005.384730286 secs.nsecs
elapsed_time:             75.324806855 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   7   7
2:		         3  11  18
4:		         6  22  40
8:		         0   0  40
16:		         2   7  48
32:		         3  11  59
64:		        11  40 100
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