== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:58:15 (1787716695)
llite.lustre-ffff893c296b0000.statahead_max=1024
llite.lustre-ffff893c296b0000.statahead_batch_max=32
llite.lustre-ffff893c296b0000.statahead_min=64
llite.lustre-ffff893c296b0000.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 7.94 seconds: 125.91 ops/second
llite.lustre-ffff893c296b0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff893c296b0000.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:            1787716715.863016445 secs.nsecs
start_time:               1787716711.756409835 secs.nsecs
elapsed_time:             4.106606610 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         7   8  17
4:		         4   4  22
8:		         6   6  29
16:		         1   1  30
32:		        60  69 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787716746.990426274 secs.nsecs
start_time:               1787716711.756409835 secs.nsecs
elapsed_time:             35.234016439 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         7   8  18
4:		         4   4  22
8:		         6   6  29
16:		         1   1  31
32:		        60  68 100
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 7.56 seconds: 132.33 ops/second
llite.lustre-ffff893c296b0000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff893c296b0000.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:            1787716763.549592368 secs.nsecs
start_time:               1787716759.809265115 secs.nsecs
elapsed_time:             3.740327253 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   1   1
4:		         6   7   8
8:		         8  10  18
16:		         4   5  24
32:		        60  75 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1787716794.104050155 secs.nsecs
start_time:               1787716759.809265115 secs.nsecs
elapsed_time:             34.294785040 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		         6   7  10
8:		         8  10  20
16:		         4   5  25
32:		        60  75 100
 - unlinked 0 (time 1787716801 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787716810 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff893c296b0000.enable_statahead_fname=1
llite.lustre-ffff893c296b0000.statahead_min=8
llite.lustre-ffff893c296b0000.statahead_batch_max=64
llite.lustre-ffff893c296b0000.statahead_max=128