== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:40:15 (1788878415)
llite.lustre-ffffa09925553800.statahead_max=1024
llite.lustre-ffffa09925553800.statahead_batch_max=32
llite.lustre-ffffa09925553800.statahead_min=64
llite.lustre-ffffa09925553800.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 2.83 seconds: 352.94 ops/second
llite.lustre-ffffa09925553800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa09925553800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa09925553800.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:            1788878423.619896793 secs.nsecs
start_time:               1788878421.501141467 secs.nsecs
elapsed_time:             2.118755326 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         8   9  15
8:		         4   4  20
16:		         6   7  27
32:		        60  72 100
snapshot_time:            1788878423.619969285 secs.nsecs
start_time:               1788878421.501238277 secs.nsecs
elapsed_time:             2.118731008 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:            1788878454.105667620 secs.nsecs
start_time:               1788878421.501141467 secs.nsecs
elapsed_time:             32.604526153 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         8   9  16
8:		         4   4  21
16:		         6   7  28
32:		        60  71 100
snapshot_time:            1788878454.105745799 secs.nsecs
start_time:               1788878421.501238277 secs.nsecs
elapsed_time:             32.604507522 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 1.68 seconds: 596.63 ops/second
llite.lustre-ffffa09925553800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa09925553800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa09925553800.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:            1788878459.851202145 secs.nsecs
start_time:               1788878457.965256914 secs.nsecs
elapsed_time:             1.885945231 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         1   1  10
8:		         9  10  21
16:		        10  11  32
32:		        57  67 100
snapshot_time:            1788878459.851269072 secs.nsecs
start_time:               1788878457.965335589 secs.nsecs
elapsed_time:             1.885933483 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: 995
miss_total: 0
snapshot_time:            1788878490.169426389 secs.nsecs
start_time:               1788878457.965256914 secs.nsecs
elapsed_time:             32.204169475 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         1   1  11
8:		         9  10  22
16:		        10  11  33
32:		        57  66 100
snapshot_time:            1788878490.169485077 secs.nsecs
start_time:               1788878457.965335589 secs.nsecs
elapsed_time:             32.204149488 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788878493 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1788878495 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffffa09925553800.enable_statahead_fname=1
llite.lustre-ffffa09925553800.statahead_min=8
llite.lustre-ffffa09925553800.statahead_batch_max=64
llite.lustre-ffffa09925553800.statahead_max=128