== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:04:12 (1788519852)
llite.lustre-ffff9d233c7ef800.statahead_max=1024
llite.lustre-ffff9d233c7ef800.statahead_batch_max=32
llite.lustre-ffff9d233c7ef800.statahead_min=64
llite.lustre-ffff9d233c7ef800.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 6.49 seconds: 154.17 ops/second
llite.lustre-ffff9d233c7ef800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d233c7ef800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d233c7ef800.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:            1788519869.407320818 secs.nsecs
start_time:               1788519865.020918417 secs.nsecs
elapsed_time:             4.386402401 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        11  12  25
8:		         6   6  32
16:		         1   1  33
32:		        59  66 100
snapshot_time:            1788519869.407458790 secs.nsecs
start_time:               1788519865.022028113 secs.nsecs
elapsed_time:             4.385430677 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:            1788519900.084742501 secs.nsecs
start_time:               1788519865.020918417 secs.nsecs
elapsed_time:             35.063824084 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         6   6  14
4:		        11  12  26
8:		         6   6  33
16:		         1   1  34
32:		        59  65 100
snapshot_time:            1788519900.084807629 secs.nsecs
start_time:               1788519865.022028113 secs.nsecs
elapsed_time:             35.062779516 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 6.85 seconds: 146.06 ops/second
llite.lustre-ffff9d233c7ef800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d233c7ef800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9d233c7ef800.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:            1788519916.038043794 secs.nsecs
start_time:               1788519912.302208229 secs.nsecs
elapsed_time:             3.735835565 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         1   1  11
4:		         3   3  15
8:		         9  10  25
16:		         5   5  31
32:		        59  68 100
snapshot_time:            1788519916.038108074 secs.nsecs
start_time:               1788519912.302411565 secs.nsecs
elapsed_time:             3.735696509 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:            1788519946.329890517 secs.nsecs
start_time:               1788519912.302208229 secs.nsecs
elapsed_time:             34.027682288 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         1   1  12
4:		         3   3  16
8:		         9  10  26
16:		         5   5  32
32:		        59  67 100
snapshot_time:            1788519946.329957260 secs.nsecs
start_time:               1788519912.302411565 secs.nsecs
elapsed_time:             34.027545695 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788519956 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788519966 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9d233c7ef800.enable_statahead_fname=1
llite.lustre-ffff9d233c7ef800.statahead_min=8
llite.lustre-ffff9d233c7ef800.statahead_batch_max=64
llite.lustre-ffff9d233c7ef800.statahead_max=128