== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:22:20 (1788646940)
llite.lustre-ffff89ca22e09800.statahead_max=1024
llite.lustre-ffff89ca22e09800.statahead_batch_max=32
llite.lustre-ffff89ca22e09800.statahead_min=64
llite.lustre-ffff89ca22e09800.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 5.65 seconds: 176.87 ops/second
llite.lustre-ffff89ca22e09800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89ca22e09800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89ca22e09800.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:            1788646953.570650266 secs.nsecs
start_time:               1788646950.436146880 secs.nsecs
elapsed_time:             3.134503386 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         2   2  10
4:		        10  11  22
8:		         5   5  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1788646953.570704246 secs.nsecs
start_time:               1788646950.436241451 secs.nsecs
elapsed_time:             3.134462795 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:            1788646984.644453505 secs.nsecs
start_time:               1788646950.436146880 secs.nsecs
elapsed_time:             34.208306625 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         2   2  11
4:		        10  11  22
8:		         5   5  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1788646984.644517880 secs.nsecs
start_time:               1788646950.436241451 secs.nsecs
elapsed_time:             34.208276429 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 5.63 seconds: 177.69 ops/second
llite.lustre-ffff89ca22e09800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89ca22e09800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89ca22e09800.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:            1788646997.305033260 secs.nsecs
start_time:               1788646994.363723670 secs.nsecs
elapsed_time:             2.941309590 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         7   7  17
4:		         1   1  18
8:		         9  10  28
16:		         5   5  34
32:		        59  65 100
snapshot_time:            1788646997.305101798 secs.nsecs
start_time:               1788646994.363801581 secs.nsecs
elapsed_time:             2.941300217 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:            1788647028.890509451 secs.nsecs
start_time:               1788646994.363723670 secs.nsecs
elapsed_time:             34.526785781 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         7   7  18
4:		         1   1  19
8:		         9   9  29
16:		         5   5  35
32:		        59  64 100
snapshot_time:            1788647028.890785811 secs.nsecs
start_time:               1788646994.363801581 secs.nsecs
elapsed_time:             34.526984230 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788647037 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788647046 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff89ca22e09800.enable_statahead_fname=1
llite.lustre-ffff89ca22e09800.statahead_min=8
llite.lustre-ffff89ca22e09800.statahead_batch_max=64
llite.lustre-ffff89ca22e09800.statahead_max=128