== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:55:52 (1790884552)
llite.lustre-ffff8cf446667000.statahead_max=1024
llite.lustre-ffff8cf446667000.statahead_batch_max=32
llite.lustre-ffff8cf446667000.statahead_min=64
llite.lustre-ffff8cf446667000.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 1.66 seconds: 602.01 ops/second
llite.lustre-ffff8cf446667000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cf446667000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cf446667000.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:            1790884558.879618800 secs.nsecs
start_time:               1790884556.804060020 secs.nsecs
elapsed_time:             2.075558780 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		        18  20  25
8:		         3   3  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1790884558.879676188 secs.nsecs
start_time:               1790884556.804139118 secs.nsecs
elapsed_time:             2.075537070 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:            1790884589.521963177 secs.nsecs
start_time:               1790884556.804060020 secs.nsecs
elapsed_time:             32.717903157 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   5
4:		        18  20  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1790884589.522030494 secs.nsecs
start_time:               1790884556.804139118 secs.nsecs
elapsed_time:             32.717891376 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 2.04 seconds: 490.36 ops/second
llite.lustre-ffff8cf446667000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8cf446667000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8cf446667000.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:            1790884595.591590905 secs.nsecs
start_time:               1790884593.639822713 secs.nsecs
elapsed_time:             1.951768192 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   6
4:		         7   7  14
8:		        18  20  34
16:		         1   1  35
32:		        58  64 100
snapshot_time:            1790884595.591648056 secs.nsecs
start_time:               1790884593.639943009 secs.nsecs
elapsed_time:             1.951705047 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: 995
miss_total: 0
snapshot_time:            1790884626.214599490 secs.nsecs
start_time:               1790884593.639822713 secs.nsecs
elapsed_time:             32.574776777 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   7
4:		         7   7  15
8:		        18  19  35
16:		         1   1  36
32:		        58  63 100
snapshot_time:            1790884626.214677494 secs.nsecs
start_time:               1790884593.639943009 secs.nsecs
elapsed_time:             32.574734485 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790884629 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1790884633 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff8cf446667000.enable_statahead_fname=1
llite.lustre-ffff8cf446667000.statahead_min=8
llite.lustre-ffff8cf446667000.statahead_batch_max=64
llite.lustre-ffff8cf446667000.statahead_max=128