== sanity test 123ab: verify statahead work by using statx ========================================================== 17:09:15 (1777583355)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99da8e9c9000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99da8e9c9000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.24 seconds: 44.64 ops/second
llite.lustre-ffff99da8e9c9000.statahead_max=0
100

real	0m2.249s
user	0m0.007s
sys	0m0.298s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99da8e9c9000.statahead_max=128
llite.lustre-ffff99da8e9c9000.statahead_max=128
100

real	0m0.709s
user	0m0.009s
sys	0m0.140s
'statx -l' 100 files with statahead: 1 sec
statahead total: 107
statahead wrong: 2
agl total: 104
list_total: 27
fname_total: 79
hit_total: 2255
miss_total: 1288
swrong=2 ewrong=2
 - open/close 856 (time 1777583381.16 total 10.02 last 85.46)
total: 900 open/close in 10.60 seconds: 84.93 ops/second
llite.lustre-ffff99da8e9c9000.statahead_max=0
1000

real	0m21.038s
user	0m0.060s
sys	0m2.796s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff99da8e9c9000.statahead_max=128
llite.lustre-ffff99da8e9c9000.statahead_max=128
1000

real	0m5.339s
user	0m0.051s
sys	0m1.386s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 108
statahead wrong: 2
agl total: 105
list_total: 28
fname_total: 79
hit_total: 3254
miss_total: 1288
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff99da8e9c9000.statahead_stats=
statahead total: 108
statahead wrong: 2
agl total: 105
list_total: 28
fname_total: 79
hit_total: 3254
miss_total: 1288
mdc.lustre-MDT0000-mdc-ffff99da8e9c9000.batch_stats=
snapshot_time:            1777583437.194525241 secs.nsecs
start_time:               1777583359.665604044 secs.nsecs
elapsed_time:             77.528921197 secs.nsecs
subreqs per batch   batches   % cum %
1:		         7  23  23
2:		         0   0  23
4:		         4  13  36
8:		         2   6  43
16:		         3  10  53
32:		         4  13  66
64:		        10  33 100
mdc.lustre-MDT0001-mdc-ffff99da8e9c9000.batch_stats=
snapshot_time:            1777583437.194601076 secs.nsecs
start_time:               1777583359.665767931 secs.nsecs
elapsed_time:             77.528833145 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  27  27
2:		         2   6  33
4:		         2   6  39
8:		         4  12  51
16:		         2   6  57
32:		         5  15  72
64:		         9  27 100
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