== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:54:16 (1788940456)
llite.lustre-ffff9320516c1000.statahead_max=1024
llite.lustre-ffff9320516c1000.statahead_batch_max=32
llite.lustre-ffff9320516c1000.statahead_min=64
llite.lustre-ffff9320516c1000.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 4.82 seconds: 207.61 ops/second
llite.lustre-ffff9320516c1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9320516c1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9320516c1000.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:            1788940471.054591886 secs.nsecs
start_time:               1788940467.320786626 secs.nsecs
elapsed_time:             3.733805260 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         5   5  13
4:		         7   8  22
8:		         5   5  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1788940471.054671043 secs.nsecs
start_time:               1788940467.321225153 secs.nsecs
elapsed_time:             3.733445890 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788940502.337632477 secs.nsecs
start_time:               1788940467.320786626 secs.nsecs
elapsed_time:             35.016845851 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         5   5  14
4:		         7   8  22
8:		         5   5  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1788940502.337700828 secs.nsecs
start_time:               1788940467.321225153 secs.nsecs
elapsed_time:             35.016475675 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 6.40 seconds: 156.30 ops/second
llite.lustre-ffff9320516c1000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9320516c1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9320516c1000.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:            1788940519.268319774 secs.nsecs
start_time:               1788940515.219307737 secs.nsecs
elapsed_time:             4.049012037 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         3   3   7
8:		         6   7  15
16:		         3   3  19
32:		        62  80 100
snapshot_time:            1788940519.268385129 secs.nsecs
start_time:               1788940515.219453772 secs.nsecs
elapsed_time:             4.048931357 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 ''
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:            1788940550.628679180 secs.nsecs
start_time:               1788940515.219307737 secs.nsecs
elapsed_time:             35.409371443 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         3   3   8
8:		         6   7  16
16:		         3   3  20
32:		        62  79 100
snapshot_time:            1788940550.628741081 secs.nsecs
start_time:               1788940515.219453772 secs.nsecs
elapsed_time:             35.409287309 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788940560 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788940569 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9320516c1000.enable_statahead_fname=1
llite.lustre-ffff9320516c1000.statahead_min=8
llite.lustre-ffff9320516c1000.statahead_batch_max=64
llite.lustre-ffff9320516c1000.statahead_max=128