== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:46:32 (1782229592)
llite.lustre-ffff9f4c85062800.statahead_max=1024
llite.lustre-ffff9f4c85062800.statahead_batch_max=32
llite.lustre-ffff9f4c85062800.statahead_min=64
llite.lustre-ffff9f4c85062800.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 6.69 seconds: 149.44 ops/second
llite.lustre-ffff9f4c85062800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f4c85062800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f4c85062800.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:            1782229608.918986133 secs.nsecs
start_time:               1782229604.894869707 secs.nsecs
elapsed_time:             4.024116426 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   8
4:		        12  13  22
8:		        10  11  33
16:		         1   1  34
32:		        59  65 100
snapshot_time:            1782229608.919332608 secs.nsecs
start_time:               1782229604.897588116 secs.nsecs
elapsed_time:             4.021744492 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1782229639.754877936 secs.nsecs
start_time:               1782229604.894869707 secs.nsecs
elapsed_time:             34.860008229 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4   9
4:		        12  13  23
8:		        10  10  34
16:		         1   1  35
32:		        59  64 100
snapshot_time:            1782229639.754966291 secs.nsecs
start_time:               1782229604.897588116 secs.nsecs
elapsed_time:             34.857378175 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 4.96 seconds: 201.50 ops/second
llite.lustre-ffff9f4c85062800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f4c85062800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f4c85062800.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:            1782229652.548815284 secs.nsecs
start_time:               1782229649.273909798 secs.nsecs
elapsed_time:             3.274905486 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         4   4  14
4:		         1   1  15
8:		        11  12  28
16:		         6   6  34
32:		        58  65 100
snapshot_time:            1782229652.548881635 secs.nsecs
start_time:               1782229649.273992780 secs.nsecs
elapsed_time:             3.274888855 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:            1782229682.977399620 secs.nsecs
start_time:               1782229649.273909798 secs.nsecs
elapsed_time:             33.703489822 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         4   4  15
4:		         1   1  16
8:		        11  12  28
16:		         6   6  35
32:		        58  64 100
snapshot_time:            1782229682.977497211 secs.nsecs
start_time:               1782229649.273992780 secs.nsecs
elapsed_time:             33.703504431 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1782229691 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1782229701 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9f4c85062800.enable_statahead_fname=1
llite.lustre-ffff9f4c85062800.statahead_min=8
llite.lustre-ffff9f4c85062800.statahead_batch_max=64
llite.lustre-ffff9f4c85062800.statahead_max=128