== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:00:32 (1788519632)
llite.lustre-ffff981785c88000.statahead_max=1024
llite.lustre-ffff981785c88000.statahead_batch_max=32
llite.lustre-ffff981785c88000.statahead_min=64
llite.lustre-ffff981785c88000.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 6.90 seconds: 144.88 ops/second
llite.lustre-ffff981785c88000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff981785c88000.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:            1788519649.219950805 secs.nsecs
start_time:               1788519645.375525735 secs.nsecs
elapsed_time:             3.844425070 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         5   6   6
4:		         6   7  13
8:		         7   8  22
16:		         4   4  27
32:		        59  72 100
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:            1788519680.567016799 secs.nsecs
start_time:               1788519645.375525735 secs.nsecs
elapsed_time:             35.191491064 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         5   6   7
4:		         6   7  14
8:		         7   8  23
16:		         4   4  28
32:		        59  71 100
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 7.31 seconds: 136.80 ops/second
llite.lustre-ffff981785c88000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff981785c88000.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:            1788519696.524972387 secs.nsecs
start_time:               1788519693.116329003 secs.nsecs
elapsed_time:             3.408643384 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   6   9
4:		         5   6  15
8:		         5   6  21
16:		         5   6  27
32:		        60  72 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788519727.938611876 secs.nsecs
start_time:               1788519693.116329003 secs.nsecs
elapsed_time:             34.822282873 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		         5   5  16
8:		         5   5  22
16:		         5   5  28
32:		        60  71 100
 - unlinked 0 (time 1788519735 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788519745 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff981785c88000.enable_statahead_fname=1
llite.lustre-ffff981785c88000.statahead_min=8
llite.lustre-ffff981785c88000.statahead_batch_max=64
llite.lustre-ffff981785c88000.statahead_max=128