== sanity test 123aa: verify statahead work ============== 16:22:02 (1761250922)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8fb4445f8000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8fb4445f8000.batch_stats=0
striped dir -i1 -c2 -H crush /mnt/lustre/d123aa.sanity
total: 100 open/close in 2.12 seconds: 47.12 ops/second
llite.lustre-ffff8fb4445f8000.statahead_max=0
101

real	0m1.934s
user	0m0.005s
sys	0m0.299s
ls -l 100 files without statahead: 2 sec
llite.lustre-ffff8fb4445f8000.statahead_max=128
128
101

real	0m0.814s
user	0m0.006s
sys	0m0.153s
ls -l 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 125
list_total: 25
fname_total: 103
hit_total: 553
miss_total: 1549
 - open/close 850 (time 1761250946.90 total 10.00 last 84.99)
total: 900 open/close in 10.65 seconds: 84.48 ops/second
llite.lustre-ffff8fb4445f8000.statahead_max=0
1001

real	0m18.921s
user	0m0.036s
sys	0m2.724s
ls -l 1000 files without statahead: 19 sec
llite.lustre-ffff8fb4445f8000.statahead_max=128
128
1001

real	0m3.885s
user	0m0.026s
sys	0m1.630s
ls -l 1000 files with statahead: 4 sec
statahead total: 129
statahead wrong: 2
agl total: 126
list_total: 26
fname_total: 103
hit_total: 1552
miss_total: 1550
 - open/close 962 (time 1761250986.91 total 10.00 last 96.16)
total: 1000 open/close in 10.41 seconds: 96.03 ops/second
llite.lustre-ffff8fb4445f8000.statahead_max=0
2001

real	0m34.781s
user	0m0.067s
sys	0m5.313s
ls -l 2000 files without statahead: 35 sec
llite.lustre-ffff8fb4445f8000.statahead_max=128
128
2001

real	0m7.560s
user	0m0.053s
sys	0m3.082s
ls -l 2000 files with statahead: 7 sec
statahead total: 130
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 103
hit_total: 3551
miss_total: 1551
ls -l done
rm -r /mnt/lustre/d123aa.sanity: 34 seconds
llite.lustre-ffff8fb4445f8000.statahead_stats=
statahead total: 130
statahead wrong: 2
agl total: 127
list_total: 27
fname_total: 103
hit_total: 3551
miss_total: 1551
mdc.lustre-MDT0000-mdc-ffff8fb4445f8000.batch_stats=
snapshot_time:            1761251072.315813386 secs.nsecs
start_time:               1761250926.364695462 secs.nsecs
elapsed_time:             145.951117924 secs.nsecs
subreqs per batch   batches   % cum %
1:		         9  14  14
2:		         6   9  23
4:		         3   4  28
8:		         4   6  34
16:		         0   0  34
32:		        26  41  76
64:		        15  23 100
mdc.lustre-MDT0001-mdc-ffff8fb4445f8000.batch_stats=
snapshot_time:            1761251072.315886526 secs.nsecs
start_time:               1761250926.365001949 secs.nsecs
elapsed_time:             145.950884577 secs.nsecs
subreqs per batch   batches   % cum %
1:		        14  20  20
2:		         4   5  25
4:		         2   2  28
8:		         4   5  34
16:		         4   5  40
32:		         7  10  50
64:		        35  50 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536