== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:33:38 (1788212018)
llite.lustre-ffff9893e0f1f800.statahead_max=1024
llite.lustre-ffff9893e0f1f800.statahead_batch_max=32
llite.lustre-ffff9893e0f1f800.statahead_min=64
llite.lustre-ffff9893e0f1f800.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 6.43 seconds: 155.62 ops/second
llite.lustre-ffff9893e0f1f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9893e0f1f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9893e0f1f800.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:            1788212034.970807039 secs.nsecs
start_time:               1788212030.511167222 secs.nsecs
elapsed_time:             4.459639817 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         6   7  15
4:		         6   7  22
8:		         4   4  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1788212034.971037894 secs.nsecs
start_time:               1788212030.511868800 secs.nsecs
elapsed_time:             4.459169094 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:            1788212066.440916084 secs.nsecs
start_time:               1788212030.511167222 secs.nsecs
elapsed_time:             35.929748862 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         6   6  16
4:		         6   6  23
8:		         4   4  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1788212066.440984344 secs.nsecs
start_time:               1788212030.511868800 secs.nsecs
elapsed_time:             35.929115544 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 6.49 seconds: 154.14 ops/second
llite.lustre-ffff9893e0f1f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9893e0f1f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9893e0f1f800.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:            1788212083.236865159 secs.nsecs
start_time:               1788212078.933534917 secs.nsecs
elapsed_time:             4.303330242 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         4   4  17
8:		        11  12  29
16:		         6   6  36
32:		        58  63 100
snapshot_time:            1788212083.236929344 secs.nsecs
start_time:               1788212078.933618184 secs.nsecs
elapsed_time:             4.303311160 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: 994
miss_total: 1
snapshot_time:            1788212113.996274977 secs.nsecs
start_time:               1788212078.933534917 secs.nsecs
elapsed_time:             35.062740060 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         6   6  14
4:		         4   4  18
8:		        11  11  30
16:		         6   6  36
32:		        58  63 100
snapshot_time:            1788212113.997676003 secs.nsecs
start_time:               1788212078.933618184 secs.nsecs
elapsed_time:             35.064057819 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788212124 ; total 1 ; last 1)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788212134 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9893e0f1f800.enable_statahead_fname=1
llite.lustre-ffff9893e0f1f800.statahead_min=8
llite.lustre-ffff9893e0f1f800.statahead_batch_max=64
llite.lustre-ffff9893e0f1f800.statahead_max=128