== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:30:21 (1712017821)
llite.lustre-ffff8800aae97800.statahead_max=1024
llite.lustre-ffff8800aae97800.statahead_batch_max=32
llite.lustre-ffff8800aae97800.statahead_min=64
llite.lustre-ffff8800aae97800.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 2.92 seconds: 342.19 ops/second
llite.lustre-ffff8800aae97800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800aae97800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800aae97800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1712017829.520394732 secs.nsecs
start_time:               1712017827.443361317 secs.nsecs
elapsed_time:             2.077033415 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         2   3   3
4:		         1   1   4
8:		         2   3   7
16:		         4   6  14
32:		        55  85 100
snapshot_time:            1712017829.520979148 secs.nsecs
start_time:               1712017827.443501036 secs.nsecs
elapsed_time:             2.077478112 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 2
snapshot_time:            1712017860.681786348 secs.nsecs
start_time:               1712017827.443361317 secs.nsecs
elapsed_time:             33.238425031 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         2   2   4
4:		         1   1   5
8:		         3   4   9
16:		         4   5  15
32:		        61  84 100
snapshot_time:            1712017860.681959422 secs.nsecs
start_time:               1712017827.443501036 secs.nsecs
elapsed_time:             33.238458386 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 2.57 seconds: 389.10 ops/second
llite.lustre-ffff8800aae97800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8800aae97800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8800aae97800.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1712017866.312928044 secs.nsecs
start_time:               1712017865.004434348 secs.nsecs
elapsed_time:             1.308493696 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
2:		         0   0   0
4:		         0   0   0
8:		         2   3   3
16:		         1   1   4
32:		        59  95 100
snapshot_time:            1712017866.315912487 secs.nsecs
start_time:               1712017865.006554615 secs.nsecs
elapsed_time:             1.309357872 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1712017897.218770393 secs.nsecs
start_time:               1712017865.004434348 secs.nsecs
elapsed_time:             32.214336045 secs.nsecs
subreqs per batch   batches   % cum %
1:		         1   1   1
2:		         0   0   1
4:		         0   0   1
8:		         2   2   4
16:		         2   2   7
32:		        62  92 100
snapshot_time:            1712017897.219001325 secs.nsecs
start_time:               1712017865.006554615 secs.nsecs
elapsed_time:             32.212446710 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1712017900 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1712017905 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff8800aae97800.enable_statahead_fname=0
llite.lustre-ffff8800aae97800.statahead_min=8
llite.lustre-ffff8800aae97800.statahead_batch_max=64
llite.lustre-ffff8800aae97800.statahead_max=128