== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:41:43 (1788763303)
llite.lustre-ffff9f5f8548f000.statahead_max=1024
llite.lustre-ffff9f5f8548f000.statahead_batch_max=32
llite.lustre-ffff9f5f8548f000.statahead_min=64
llite.lustre-ffff9f5f8548f000.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 5.76 seconds: 173.53 ops/second
llite.lustre-ffff9f5f8548f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f5f8548f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f5f8548f000.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:            1788763319.810603578 secs.nsecs
start_time:               1788763315.620191472 secs.nsecs
elapsed_time:             4.190412106 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         9  10  24
8:		         3   3  27
16:		         1   1  29
32:		        61  70 100
snapshot_time:            1788763319.810711828 secs.nsecs
start_time:               1788763315.620272530 secs.nsecs
elapsed_time:             4.190439298 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:            1788763351.002712547 secs.nsecs
start_time:               1788763315.620191472 secs.nsecs
elapsed_time:             35.382521075 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         6   6  14
4:		         9  10  25
8:		         3   3  28
16:		         1   1  29
32:		        61  70 100
snapshot_time:            1788763351.002783091 secs.nsecs
start_time:               1788763315.620272530 secs.nsecs
elapsed_time:             35.382510561 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 5.15 seconds: 194.07 ops/second
llite.lustre-ffff9f5f8548f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f5f8548f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f5f8548f000.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:            1788763365.244675708 secs.nsecs
start_time:               1788763361.904824225 secs.nsecs
elapsed_time:             3.339851483 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         5   5  15
8:		         5   5  21
16:		         7   8  29
32:		        60  70 100
snapshot_time:            1788763365.244748091 secs.nsecs
start_time:               1788763361.904898789 secs.nsecs
elapsed_time:             3.339849302 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:            1788763396.262526471 secs.nsecs
start_time:               1788763361.904824225 secs.nsecs
elapsed_time:             34.357702246 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         5   5  16
8:		         5   5  22
16:		         7   8  30
32:		        60  69 100
snapshot_time:            1788763396.262590962 secs.nsecs
start_time:               1788763361.904898789 secs.nsecs
elapsed_time:             34.357692173 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788763408 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
 - unlinked 0 (time 1788763423 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9f5f8548f000.enable_statahead_fname=1
llite.lustre-ffff9f5f8548f000.statahead_min=8
llite.lustre-ffff9f5f8548f000.statahead_batch_max=64
llite.lustre-ffff9f5f8548f000.statahead_max=128