== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:27:51 (1788938871)
llite.lustre-ffffa0e4c8734800.statahead_max=1024
llite.lustre-ffffa0e4c8734800.statahead_batch_max=32
llite.lustre-ffffa0e4c8734800.statahead_min=64
llite.lustre-ffffa0e4c8734800.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 8.53 seconds: 117.25 ops/second
llite.lustre-ffffa0e4c8734800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0e4c8734800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0e4c8734800.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:            1788938893.002462929 secs.nsecs
start_time:               1788938887.916220576 secs.nsecs
elapsed_time:             5.086242353 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         6   7   8
4:		         7   8  17
8:		         4   5  22
16:		         1   1  23
32:		        61  76 100
snapshot_time:            1788938893.002546129 secs.nsecs
start_time:               1788938887.916528901 secs.nsecs
elapsed_time:             5.086017228 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: 993
miss_total: 2
snapshot_time:            1788938924.176148658 secs.nsecs
start_time:               1788938887.916220576 secs.nsecs
elapsed_time:             36.259928082 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         7   8  18
8:		         4   4  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1788938924.176364684 secs.nsecs
start_time:               1788938887.916528901 secs.nsecs
elapsed_time:             36.259835783 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 8.56 seconds: 116.85 ops/second
llite.lustre-ffffa0e4c8734800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0e4c8734800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0e4c8734800.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:            1788938943.875025243 secs.nsecs
start_time:               1788938939.798021950 secs.nsecs
elapsed_time:             4.077003293 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   4   4
2:		         0   0   4
4:		         0   0   4
8:		         2   2   7
16:		         4   5  12
32:		        62  87 100
snapshot_time:            1788938943.875093992 secs.nsecs
start_time:               1788938939.798110457 secs.nsecs
elapsed_time:             4.076983535 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 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:            1788938975.392203989 secs.nsecs
start_time:               1788938939.798021950 secs.nsecs
elapsed_time:             35.594182039 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         0   0   5
8:		         2   2   8
16:		         4   5  13
32:		        62  86 100
snapshot_time:            1788938975.392545007 secs.nsecs
start_time:               1788938939.798110457 secs.nsecs
elapsed_time:             35.594434550 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788938984 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788938995 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffffa0e4c8734800.enable_statahead_fname=1
llite.lustre-ffffa0e4c8734800.statahead_min=8
llite.lustre-ffffa0e4c8734800.statahead_batch_max=64
llite.lustre-ffffa0e4c8734800.statahead_max=128