== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:10:20 (1787559020)
llite.lustre-ffff973cb98ad800.statahead_max=1024
llite.lustre-ffff973cb98ad800.statahead_batch_max=32
llite.lustre-ffff973cb98ad800.statahead_min=64
llite.lustre-ffff973cb98ad800.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 6.64 seconds: 150.70 ops/second
llite.lustre-ffff973cb98ad800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff973cb98ad800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff973cb98ad800.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:            1787559037.765759427 secs.nsecs
start_time:               1787559033.439301392 secs.nsecs
elapsed_time:             4.326458035 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         8   9  10
4:		        11  12  22
8:		         4   4  27
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1787559037.765834654 secs.nsecs
start_time:               1787559033.439384649 secs.nsecs
elapsed_time:             4.326450005 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:            1787559068.876501981 secs.nsecs
start_time:               1787559033.439301392 secs.nsecs
elapsed_time:             35.437200589 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		        11  12  23
8:		         4   4  28
16:		         3   3  31
32:		        60  68 100
snapshot_time:            1787559068.876568026 secs.nsecs
start_time:               1787559033.439384649 secs.nsecs
elapsed_time:             35.437183377 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 5.72 seconds: 174.78 ops/second
llite.lustre-ffff973cb98ad800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff973cb98ad800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff973cb98ad800.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:            1787559082.577126450 secs.nsecs
start_time:               1787559078.892340905 secs.nsecs
elapsed_time:             3.684785545 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         0   0   1
4:		         4   5   6
8:		        13  16  22
16:		         1   1  23
32:		        61  76 100
snapshot_time:            1787559082.577190935 secs.nsecs
start_time:               1787559078.892632070 secs.nsecs
elapsed_time:             3.684558865 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:            1787559113.480604115 secs.nsecs
start_time:               1787559078.892340905 secs.nsecs
elapsed_time:             34.588263210 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         4   4   7
8:		        13  16  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1787559113.480674951 secs.nsecs
start_time:               1787559078.892632070 secs.nsecs
elapsed_time:             34.588042881 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787559122 ; total 1 ; last 1)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787559131 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff973cb98ad800.enable_statahead_fname=1
llite.lustre-ffff973cb98ad800.statahead_min=8
llite.lustre-ffff973cb98ad800.statahead_batch_max=64
llite.lustre-ffff973cb98ad800.statahead_max=128