== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:42:59 (1782232979)
llite.lustre-ffff98a88a914800.statahead_max=1024
llite.lustre-ffff98a88a914800.statahead_batch_max=32
llite.lustre-ffff98a88a914800.statahead_min=64
llite.lustre-ffff98a88a914800.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 5.25 seconds: 190.37 ops/second
llite.lustre-ffff98a88a914800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98a88a914800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98a88a914800.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:            1782232995.819672429 secs.nsecs
start_time:               1782232991.850123993 secs.nsecs
elapsed_time:             3.969548436 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		        10  12  22
8:		         3   3  26
16:		         1   1  27
32:		        60  72 100
snapshot_time:            1782232995.819737679 secs.nsecs
start_time:               1782232991.850231233 secs.nsecs
elapsed_time:             3.969506446 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:            1782233026.340549008 secs.nsecs
start_time:               1782232991.850123993 secs.nsecs
elapsed_time:             34.490425015 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		        10  11  23
8:		         3   3  27
16:		         1   1  28
32:		        60  71 100
snapshot_time:            1782233026.340629060 secs.nsecs
start_time:               1782232991.850231233 secs.nsecs
elapsed_time:             34.490397827 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 5.89 seconds: 169.66 ops/second
llite.lustre-ffff98a88a914800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98a88a914800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98a88a914800.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:            1782233043.558763506 secs.nsecs
start_time:               1782233038.947928323 secs.nsecs
elapsed_time:             4.610835183 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         1   1  11
4:		         3   3  14
8:		        12  13  27
16:		         7   7  35
32:		        58  64 100
snapshot_time:            1782233043.558842657 secs.nsecs
start_time:               1782233038.948057349 secs.nsecs
elapsed_time:             4.610785308 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: 994
miss_total: 1
snapshot_time:            1782233074.902112953 secs.nsecs
start_time:               1782233038.947928323 secs.nsecs
elapsed_time:             35.954184630 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         1   1  11
4:		         3   3  15
8:		        12  13  28
16:		         7   7  35
32:		        59  64 100
snapshot_time:            1782233074.902377773 secs.nsecs
start_time:               1782233038.948057349 secs.nsecs
elapsed_time:             35.954320424 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1782233083 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1782233092 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff98a88a914800.enable_statahead_fname=1
llite.lustre-ffff98a88a914800.statahead_min=8
llite.lustre-ffff98a88a914800.statahead_batch_max=64
llite.lustre-ffff98a88a914800.statahead_max=128