== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:55:10 (1786197310)
llite.lustre-ffff8ca0e44a6000.statahead_max=1024
llite.lustre-ffff8ca0e44a6000.statahead_batch_max=32
llite.lustre-ffff8ca0e44a6000.statahead_min=64
llite.lustre-ffff8ca0e44a6000.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 2.00 seconds: 500.58 ops/second
llite.lustre-ffff8ca0e44a6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ca0e44a6000.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:            1786197316.932300722 secs.nsecs
start_time:               1786197314.881403991 secs.nsecs
elapsed_time:             2.050896731 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   1   1
4:		        22  25  27
8:		         2   2  29
16:		         0   0  29
32:		        60  70 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s 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:            1786197347.746397642 secs.nsecs
start_time:               1786197314.881403991 secs.nsecs
elapsed_time:             32.864993651 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         1   1   2
4:		        22  25  27
8:		         2   2  30
16:		         0   0  30
32:		        60  69 100
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 1.41 seconds: 709.19 ops/second
llite.lustre-ffff8ca0e44a6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ca0e44a6000.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:            1786197353.326865459 secs.nsecs
start_time:               1786197351.130936443 secs.nsecs
elapsed_time:             2.195929016 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   7  13
4:		         8   8  21
8:		        17  17  39
16:		         1   1  40
32:		        58  59 100
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: 995
miss_total: 0
snapshot_time:            1786197384.086235514 secs.nsecs
start_time:               1786197351.130936443 secs.nsecs
elapsed_time:             32.955299071 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         7   7  14
4:		         8   8  22
8:		        17  17  39
16:		         1   1  40
32:		        58  59 100
 - unlinked 0 (time 1786197387 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786197390 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff8ca0e44a6000.enable_statahead_fname=1
llite.lustre-ffff8ca0e44a6000.statahead_min=8
llite.lustre-ffff8ca0e44a6000.statahead_batch_max=64
llite.lustre-ffff8ca0e44a6000.statahead_max=128