== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:19:33 (1788754773)
llite.lustre-ffff89290b416800.statahead_max=1024
llite.lustre-ffff89290b416800.statahead_batch_max=32
llite.lustre-ffff89290b416800.statahead_min=64
llite.lustre-ffff89290b416800.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 6.50 seconds: 153.87 ops/second
llite.lustre-ffff89290b416800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89290b416800.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: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1788754791.596891050 secs.nsecs
start_time:               1788754786.558756523 secs.nsecs
elapsed_time:             5.038134527 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         9  10  15
4:		         6   7  22
8:		         3   3  26
16:		         0   0  26
32:		        61  73 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788754822.942369786 secs.nsecs
start_time:               1788754786.558756523 secs.nsecs
elapsed_time:             36.383613263 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         9  10  16
4:		         6   7  23
8:		         3   3  27
16:		         0   0  27
32:		        61  72 100
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 6.56 seconds: 152.43 ops/second
llite.lustre-ffff89290b416800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89290b416800.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:            1788754839.608190639 secs.nsecs
start_time:               1788754835.139615499 secs.nsecs
elapsed_time:             4.468575140 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         3   3   7
8:		        10  12  20
16:		         6   7  27
32:		        58  72 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788754870.239329465 secs.nsecs
start_time:               1788754835.139615499 secs.nsecs
elapsed_time:             35.099713966 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         3   3   8
8:		        10  12  20
16:		         6   7  28
32:		        58  71 100
 - unlinked 0 (time 1788754884 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
 - unlinked 0 (time 1788754900 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff89290b416800.enable_statahead_fname=1
llite.lustre-ffff89290b416800.statahead_min=8
llite.lustre-ffff89290b416800.statahead_batch_max=64
llite.lustre-ffff89290b416800.statahead_max=128