== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:29:01 (1788838141)
llite.lustre-ffff9dd0a7e56800.statahead_max=1024
llite.lustre-ffff9dd0a7e56800.statahead_batch_max=32
llite.lustre-ffff9dd0a7e56800.statahead_min=64
llite.lustre-ffff9dd0a7e56800.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 6.88 seconds: 145.29 ops/second
llite.lustre-ffff9dd0a7e56800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dd0a7e56800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dd0a7e56800.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:            1788838158.362747233 secs.nsecs
start_time:               1788838154.240835259 secs.nsecs
elapsed_time:             4.121911974 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         6   6  16
4:		         7   7  24
8:		         5   5  30
16:		         3   3  33
32:		        60  66 100
snapshot_time:            1788838158.362825792 secs.nsecs
start_time:               1788838154.240921869 secs.nsecs
elapsed_time:             4.121903923 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:            1788838189.633895771 secs.nsecs
start_time:               1788838154.240835259 secs.nsecs
elapsed_time:             35.393060512 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         6   6  17
4:		         7   7  25
8:		         5   5  30
16:		         3   3  34
32:		        60  65 100
snapshot_time:            1788838189.633971137 secs.nsecs
start_time:               1788838154.240921869 secs.nsecs
elapsed_time:             35.393049268 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 6.05 seconds: 165.24 ops/second
llite.lustre-ffff9dd0a7e56800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9dd0a7e56800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9dd0a7e56800.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:            1788838204.525748724 secs.nsecs
start_time:               1788838200.601371585 secs.nsecs
elapsed_time:             3.924377139 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         3   3   3
4:		         5   6   9
8:		        10  12  21
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1788838204.526005310 secs.nsecs
start_time:               1788838200.601581177 secs.nsecs
elapsed_time:             3.924424133 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:            1788838235.893452970 secs.nsecs
start_time:               1788838200.601371585 secs.nsecs
elapsed_time:             35.292081385 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   4
4:		         5   5  10
8:		        10  11  22
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1788838235.893842031 secs.nsecs
start_time:               1788838200.601581177 secs.nsecs
elapsed_time:             35.292260854 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788838244 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788838255 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9dd0a7e56800.enable_statahead_fname=1
llite.lustre-ffff9dd0a7e56800.statahead_min=8
llite.lustre-ffff9dd0a7e56800.statahead_batch_max=64
llite.lustre-ffff9dd0a7e56800.statahead_max=128