== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:32:05 (1787873525)
llite.lustre-ffff8d4ba30ed800.statahead_max=1024
llite.lustre-ffff8d4ba30ed800.statahead_batch_max=32
llite.lustre-ffff8d4ba30ed800.statahead_min=64
llite.lustre-ffff8d4ba30ed800.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 8.13 seconds: 122.95 ops/second
llite.lustre-ffff8d4ba30ed800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d4ba30ed800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d4ba30ed800.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:            1787873543.416928582 secs.nsecs
start_time:               1787873539.471239358 secs.nsecs
elapsed_time:             3.945689224 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        11  12  23
8:		         5   5  29
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1787873543.416989438 secs.nsecs
start_time:               1787873539.471463180 secs.nsecs
elapsed_time:             3.945526258 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:            1787873573.874841734 secs.nsecs
start_time:               1787873539.471239358 secs.nsecs
elapsed_time:             34.403602376 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        11  12  24
8:		         5   5  30
16:		         3   3  33
32:		        59  66 100
snapshot_time:            1787873573.874935136 secs.nsecs
start_time:               1787873539.471463180 secs.nsecs
elapsed_time:             34.403471956 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 5.51 seconds: 181.41 ops/second
llite.lustre-ffff8d4ba30ed800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d4ba30ed800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d4ba30ed800.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:            1787873588.493561245 secs.nsecs
start_time:               1787873584.799211594 secs.nsecs
elapsed_time:             3.694349651 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         6   7  15
8:		         6   7  22
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1787873588.493620253 secs.nsecs
start_time:               1787873584.799303100 secs.nsecs
elapsed_time:             3.694317153 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:            1787873620.281562179 secs.nsecs
start_time:               1787873584.799211594 secs.nsecs
elapsed_time:             35.482350585 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         6   7  16
8:		         6   7  23
16:		         7   8  31
32:		        58  68 100
snapshot_time:            1787873620.281630502 secs.nsecs
start_time:               1787873584.799303100 secs.nsecs
elapsed_time:             35.482327402 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787873629 ; total 1 ; last 1)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787873639 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8d4ba30ed800.enable_statahead_fname=1
llite.lustre-ffff8d4ba30ed800.statahead_min=8
llite.lustre-ffff8d4ba30ed800.statahead_batch_max=64
llite.lustre-ffff8d4ba30ed800.statahead_max=128