== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:26:02 (1786411562)
llite.lustre-ffffa06547251800.statahead_max=1024
llite.lustre-ffffa06547251800.statahead_batch_max=32
llite.lustre-ffffa06547251800.statahead_min=64
llite.lustre-ffffa06547251800.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 5.17 seconds: 193.40 ops/second
llite.lustre-ffffa06547251800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa06547251800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa06547251800.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:            1786411578.443874084 secs.nsecs
start_time:               1786411573.515881922 secs.nsecs
elapsed_time:             4.927992162 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         4   4  14
4:		        10  11  25
8:		         7   7  33
16:		         1   1  34
32:		        59  65 100
snapshot_time:            1786411578.443929051 secs.nsecs
start_time:               1786411573.516006682 secs.nsecs
elapsed_time:             4.927922369 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1786411609.047940050 secs.nsecs
start_time:               1786411573.515881922 secs.nsecs
elapsed_time:             35.532058128 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         4   4  15
4:		        10  10  26
8:		         7   7  34
16:		         1   1  35
32:		        59  64 100
snapshot_time:            1786411609.048022662 secs.nsecs
start_time:               1786411573.516006682 secs.nsecs
elapsed_time:             35.532015980 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 5.20 seconds: 192.40 ops/second
llite.lustre-ffffa06547251800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa06547251800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa06547251800.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:            1786411623.420848686 secs.nsecs
start_time:               1786411618.706646221 secs.nsecs
elapsed_time:             4.714202465 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   1   1
4:		         2   2   3
8:		         5   6  10
16:		         8  10  21
32:		        60  78 100
snapshot_time:            1786411623.421004691 secs.nsecs
start_time:               1786411618.707566658 secs.nsecs
elapsed_time:             4.713438033 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:            1786411654.779519611 secs.nsecs
start_time:               1786411618.706646221 secs.nsecs
elapsed_time:             36.072873390 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         2   2   5
8:		         5   6  11
16:		         8  10  22
32:		        60  77 100
snapshot_time:            1786411654.779584794 secs.nsecs
start_time:               1786411618.707566658 secs.nsecs
elapsed_time:             36.072018136 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786411663 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1786411673 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffffa06547251800.enable_statahead_fname=1
llite.lustre-ffffa06547251800.statahead_min=8
llite.lustre-ffffa06547251800.statahead_batch_max=64
llite.lustre-ffffa06547251800.statahead_max=128