== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:59:26 (1785891566)
llite.lustre-ffff9e8008dfa000.statahead_max=1024
llite.lustre-ffff9e8008dfa000.statahead_batch_max=32
llite.lustre-ffff9e8008dfa000.statahead_min=64
llite.lustre-ffff9e8008dfa000.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 4.24 seconds: 235.83 ops/second
llite.lustre-ffff9e8008dfa000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e8008dfa000.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:            1785891579.140112396 secs.nsecs
start_time:               1785891575.102382786 secs.nsecs
elapsed_time:             4.037729610 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         4   4  10
4:		        10  12  22
8:		         3   3  26
16:		         0   0  26
32:		        61  73 100
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:            1785891610.684178888 secs.nsecs
start_time:               1785891575.102382786 secs.nsecs
elapsed_time:             35.581796102 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         4   4  11
4:		        10  11  23
8:		         3   3  27
16:		         0   0  27
32:		        61  72 100
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 4.79 seconds: 208.96 ops/second
llite.lustre-ffff9e8008dfa000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e8008dfa000.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:            1785891622.555208494 secs.nsecs
start_time:               1785891619.556309228 secs.nsecs
elapsed_time:             2.998899266 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   7  14
4:		         5   5  20
8:		         6   6  26
16:		         7   7  34
32:		        58  65 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1785891653.269328066 secs.nsecs
start_time:               1785891619.556309228 secs.nsecs
elapsed_time:             33.713018838 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         7   7  15
4:		         5   5  21
8:		         6   6  27
16:		         7   7  35
32:		        58  64 100
 - unlinked 0 (time 1785891660 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1785891669 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9e8008dfa000.enable_statahead_fname=1
llite.lustre-ffff9e8008dfa000.statahead_min=8
llite.lustre-ffff9e8008dfa000.statahead_batch_max=64
llite.lustre-ffff9e8008dfa000.statahead_max=128