== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:01:44 (1788534104)
llite.lustre-ffffa0d602c39800.statahead_max=1024
llite.lustre-ffffa0d602c39800.statahead_batch_max=32
llite.lustre-ffffa0d602c39800.statahead_min=64
llite.lustre-ffffa0d602c39800.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 5.33 seconds: 187.54 ops/second
llite.lustre-ffffa0d602c39800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d602c39800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d602c39800.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:            1788534118.313345751 secs.nsecs
start_time:               1788534114.838759907 secs.nsecs
elapsed_time:             3.474585844 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		        12  13  25
8:		         3   3  28
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1788534118.313411714 secs.nsecs
start_time:               1788534114.840595985 secs.nsecs
elapsed_time:             3.472815729 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:            1788534149.927074144 secs.nsecs
start_time:               1788534114.838759907 secs.nsecs
elapsed_time:             35.088314237 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         4   4  12
4:		        12  13  25
8:		         3   3  29
16:		         3   3  32
32:		        60  67 100
snapshot_time:            1788534149.927150151 secs.nsecs
start_time:               1788534114.840595985 secs.nsecs
elapsed_time:             35.086554166 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 6.65 seconds: 150.41 ops/second
llite.lustre-ffffa0d602c39800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0d602c39800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0d602c39800.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:            1788534167.604308326 secs.nsecs
start_time:               1788534163.210128008 secs.nsecs
elapsed_time:             4.394180318 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		         5   6  11
8:		         6   7  18
16:		         8   9  28
32:		        58  71 100
snapshot_time:            1788534167.604452614 secs.nsecs
start_time:               1788534163.210210681 secs.nsecs
elapsed_time:             4.394241933 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: 994
miss_total: 1
snapshot_time:            1788534198.738590521 secs.nsecs
start_time:               1788534163.210128008 secs.nsecs
elapsed_time:             35.528462513 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         5   6  12
8:		         6   7  19
16:		         8   9  29
32:		        58  70 100
snapshot_time:            1788534198.738656711 secs.nsecs
start_time:               1788534163.210210681 secs.nsecs
elapsed_time:             35.528446030 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788534207 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788534215 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffffa0d602c39800.enable_statahead_fname=1
llite.lustre-ffffa0d602c39800.statahead_min=8
llite.lustre-ffffa0d602c39800.statahead_batch_max=64
llite.lustre-ffffa0d602c39800.statahead_max=128