== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 05:05:37 (1785402337)
llite.lustre-ffff9e3c438a2800.statahead_max=1024
llite.lustre-ffff9e3c438a2800.statahead_batch_max=32
llite.lustre-ffff9e3c438a2800.statahead_min=64
llite.lustre-ffff9e3c438a2800.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 8.71 seconds: 114.83 ops/second
llite.lustre-ffff9e3c438a2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e3c438a2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e3c438a2800.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:            1785402364.120018685 secs.nsecs
start_time:               1785402355.483713225 secs.nsecs
elapsed_time:             8.636305460 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         5   6  13
4:		         5   6  19
8:		         3   3  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1785402364.120075213 secs.nsecs
start_time:               1785402355.484678953 secs.nsecs
elapsed_time:             8.635396260 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: 994
miss_total: 1
snapshot_time:            1785402394.950394798 secs.nsecs
start_time:               1785402355.483713225 secs.nsecs
elapsed_time:             39.466681573 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         5   6  14
4:		         5   6  20
8:		         3   3  24
16:		         1   1  25
32:		        61  74 100
snapshot_time:            1785402394.950456540 secs.nsecs
start_time:               1785402355.484678953 secs.nsecs
elapsed_time:             39.465777587 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 8.10 seconds: 123.52 ops/second
llite.lustre-ffff9e3c438a2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e3c438a2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e3c438a2800.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:            1785402417.106943584 secs.nsecs
start_time:               1785402411.337539780 secs.nsecs
elapsed_time:             5.769403804 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         5   6  13
8:		         4   4  18
16:		         7   8  26
32:		        60  73 100
snapshot_time:            1785402417.107364169 secs.nsecs
start_time:               1785402411.339519449 secs.nsecs
elapsed_time:             5.767844720 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1785402447.587453464 secs.nsecs
start_time:               1785402411.337539780 secs.nsecs
elapsed_time:             36.249913684 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         5   6  14
8:		         4   4  19
16:		         7   8  27
32:		        60  72 100
snapshot_time:            1785402447.587519354 secs.nsecs
start_time:               1785402411.339519449 secs.nsecs
elapsed_time:             36.247999905 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785402461 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1785402472 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff9e3c438a2800.enable_statahead_fname=1
llite.lustre-ffff9e3c438a2800.statahead_min=8
llite.lustre-ffff9e3c438a2800.statahead_batch_max=64
llite.lustre-ffff9e3c438a2800.statahead_max=128