== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:32:09 (1781688729)
llite.lustre-ffff8aefc84ef000.statahead_max=1024
llite.lustre-ffff8aefc84ef000.statahead_batch_max=32
llite.lustre-ffff8aefc84ef000.statahead_min=64
llite.lustre-ffff8aefc84ef000.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 1.77 seconds: 565.20 ops/second
llite.lustre-ffff8aefc84ef000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8aefc84ef000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8aefc84ef000.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:            1781688735.473924998 secs.nsecs
start_time:               1781688733.411547388 secs.nsecs
elapsed_time:             2.062377610 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		        11  12  16
8:		        11  12  29
16:		         1   1  30
32:		        59  69 100
snapshot_time:            1781688735.473982411 secs.nsecs
start_time:               1781688733.411648426 secs.nsecs
elapsed_time:             2.062333985 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: 994
miss_total: 1
snapshot_time:            1781688765.922118881 secs.nsecs
start_time:               1781688733.411547388 secs.nsecs
elapsed_time:             32.510571493 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		        11  12  17
8:		        11  12  30
16:		         1   1  31
32:		        59  68 100
snapshot_time:            1781688765.922178799 secs.nsecs
start_time:               1781688733.411648426 secs.nsecs
elapsed_time:             32.510530373 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 1.46 seconds: 684.23 ops/second
llite.lustre-ffff8aefc84ef000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8aefc84ef000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8aefc84ef000.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:            1781688771.566239155 secs.nsecs
start_time:               1781688769.307469196 secs.nsecs
elapsed_time:             2.258769959 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        27  25  25
2:		         1   0  25
4:		         4   3  29
8:		        13  12  41
16:		         7   6  48
32:		        56  51 100
snapshot_time:            1781688771.566293372 secs.nsecs
start_time:               1781688769.307519537 secs.nsecs
elapsed_time:             2.258773835 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1781688802.072484746 secs.nsecs
start_time:               1781688769.307469196 secs.nsecs
elapsed_time:             32.765015550 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        28  25  25
2:		         1   0  26
4:		         4   3  30
8:		        13  11  42
16:		         7   6  48
32:		        56  51 100
snapshot_time:            1781688802.072547135 secs.nsecs
start_time:               1781688769.307519537 secs.nsecs
elapsed_time:             32.765027598 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1781688805 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1781688808 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff8aefc84ef000.enable_statahead_fname=1
llite.lustre-ffff8aefc84ef000.statahead_min=8
llite.lustre-ffff8aefc84ef000.statahead_batch_max=64
llite.lustre-ffff8aefc84ef000.statahead_max=128