== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:25:24 (1786947924)
llite.lustre-ffff9395b3f59800.statahead_max=1024
llite.lustre-ffff9395b3f59800.statahead_batch_max=32
llite.lustre-ffff9395b3f59800.statahead_min=64
llite.lustre-ffff9395b3f59800.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 8.47 seconds: 118.04 ops/second
llite.lustre-ffff9395b3f59800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9395b3f59800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9395b3f59800.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:            1786947945.666046382 secs.nsecs
start_time:               1786947940.381703887 secs.nsecs
elapsed_time:             5.284342495 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         6   7   9
4:		         6   7  16
8:		         6   7  24
16:		         3   3  27
32:		        60  72 100
snapshot_time:            1786947945.666121881 secs.nsecs
start_time:               1786947940.381855833 secs.nsecs
elapsed_time:             5.284266048 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786947976.406442434 secs.nsecs
start_time:               1786947940.381703887 secs.nsecs
elapsed_time:             36.024738547 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         6   7  17
8:		         6   7  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1786947976.406508519 secs.nsecs
start_time:               1786947940.381855833 secs.nsecs
elapsed_time:             36.024652686 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 6.69 seconds: 149.42 ops/second
llite.lustre-ffff9395b3f59800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9395b3f59800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9395b3f59800.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:            1786947993.840711123 secs.nsecs
start_time:               1786947989.428246182 secs.nsecs
elapsed_time:             4.412464941 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         2   2  15
4:		         7   7  22
8:		        13  13  35
16:		         8   8  43
32:		        57  57 100
snapshot_time:            1786947993.840786255 secs.nsecs
start_time:               1786947989.428406945 secs.nsecs
elapsed_time:             4.412379310 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: 995
miss_total: 0
snapshot_time:            1786948024.493100731 secs.nsecs
start_time:               1786947989.428246182 secs.nsecs
elapsed_time:             35.064854549 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  13  13
2:		         2   1  15
4:		         7   6  22
8:		        13  12  35
16:		         8   7  43
32:		        57  56 100
snapshot_time:            1786948024.493168617 secs.nsecs
start_time:               1786947989.428406945 secs.nsecs
elapsed_time:             35.064761672 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786948033 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1786948046 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff9395b3f59800.enable_statahead_fname=1
llite.lustre-ffff9395b3f59800.statahead_min=8
llite.lustre-ffff9395b3f59800.statahead_batch_max=64
llite.lustre-ffff9395b3f59800.statahead_max=128