== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:37:41 (1787042261)
llite.lustre-ffff8d8ad19ac000.statahead_max=1024
llite.lustre-ffff8d8ad19ac000.statahead_batch_max=32
llite.lustre-ffff8d8ad19ac000.statahead_min=64
llite.lustre-ffff8d8ad19ac000.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 7.63 seconds: 131.15 ops/second
llite.lustre-ffff8d8ad19ac000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d8ad19ac000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d8ad19ac000.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:            1787042282.678029946 secs.nsecs
start_time:               1787042276.694760409 secs.nsecs
elapsed_time:             5.983269537 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         9  10  12
4:		        13  14  27
8:		         2   2  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787042282.678098081 secs.nsecs
start_time:               1787042276.694908852 secs.nsecs
elapsed_time:             5.983189229 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:            1787042313.453421244 secs.nsecs
start_time:               1787042276.694760409 secs.nsecs
elapsed_time:             36.758660835 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         9  10  13
4:		        13  14  28
8:		         2   2  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787042313.453489730 secs.nsecs
start_time:               1787042276.694908852 secs.nsecs
elapsed_time:             36.758580878 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 5.54 seconds: 180.37 ops/second
llite.lustre-ffff8d8ad19ac000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d8ad19ac000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d8ad19ac000.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:            1787042328.396625920 secs.nsecs
start_time:               1787042325.349609442 secs.nsecs
elapsed_time:             3.047016478 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         4   4  11
4:		         4   4  16
8:		         7   8  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1787042328.396695350 secs.nsecs
start_time:               1787042325.349779072 secs.nsecs
elapsed_time:             3.046916278 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:            1787042359.439832999 secs.nsecs
start_time:               1787042325.349609442 secs.nsecs
elapsed_time:             34.090223557 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         4   4  17
8:		         7   8  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1787042359.439898221 secs.nsecs
start_time:               1787042325.349779072 secs.nsecs
elapsed_time:             34.090119149 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787042364 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787042373 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8d8ad19ac000.enable_statahead_fname=1
llite.lustre-ffff8d8ad19ac000.statahead_min=8
llite.lustre-ffff8d8ad19ac000.statahead_batch_max=64
llite.lustre-ffff8d8ad19ac000.statahead_max=128