== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:54:29 (1788886469)
llite.lustre-ffff8c2121fcd800.statahead_max=1024
llite.lustre-ffff8c2121fcd800.statahead_batch_max=32
llite.lustre-ffff8c2121fcd800.statahead_min=64
llite.lustre-ffff8c2121fcd800.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 2.20 seconds: 453.93 ops/second
llite.lustre-ffff8c2121fcd800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c2121fcd800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c2121fcd800.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:            1788886477.134713349 secs.nsecs
start_time:               1788886474.755627716 secs.nsecs
elapsed_time:             2.379085633 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         2   2   2
4:		        13  15  18
8:		         6   7  25
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1788886477.134806092 secs.nsecs
start_time:               1788886474.755708336 secs.nsecs
elapsed_time:             2.379097756 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788886508.418928573 secs.nsecs
start_time:               1788886474.755627716 secs.nsecs
elapsed_time:             33.663300857 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         2   2   3
4:		        13  15  19
8:		         6   7  26
16:		         2   2  28
32:		        59  71 100
snapshot_time:            1788886508.418967274 secs.nsecs
start_time:               1788886474.755708336 secs.nsecs
elapsed_time:             33.663258938 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 1.42 seconds: 704.87 ops/second
llite.lustre-ffff8c2121fcd800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c2121fcd800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c2121fcd800.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:            1788886513.563025373 secs.nsecs
start_time:               1788886511.622760701 secs.nsecs
elapsed_time:             1.940264672 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         1   1   7
8:		        11  13  20
16:		         7   8  29
32:		        58  70 100
snapshot_time:            1788886513.563089143 secs.nsecs
start_time:               1788886511.622833740 secs.nsecs
elapsed_time:             1.940255403 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:            1788886543.861645672 secs.nsecs
start_time:               1788886511.622760701 secs.nsecs
elapsed_time:             32.238884971 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         1   1   8
8:		        11  13  21
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1788886543.862038597 secs.nsecs
start_time:               1788886511.622833740 secs.nsecs
elapsed_time:             32.239204857 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788886546 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1788886549 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8c2121fcd800.enable_statahead_fname=1
llite.lustre-ffff8c2121fcd800.statahead_min=8
llite.lustre-ffff8c2121fcd800.statahead_batch_max=64
llite.lustre-ffff8c2121fcd800.statahead_max=128