== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:16:43 (1781666203)
llite.lustre-ffff9ba9042af800.statahead_max=1024
llite.lustre-ffff9ba9042af800.statahead_batch_max=32
llite.lustre-ffff9ba9042af800.statahead_min=64
llite.lustre-ffff9ba9042af800.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 5.40 seconds: 185.14 ops/second
llite.lustre-ffff9ba9042af800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ba9042af800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ba9042af800.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:            1781666219.908705618 secs.nsecs
start_time:               1781666215.310048240 secs.nsecs
elapsed_time:             4.598657378 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   7  12
4:		         9  10  23
8:		         3   3  27
16:		         3   3  30
32:		        59  69 100
snapshot_time:            1781666219.908767053 secs.nsecs
start_time:               1781666215.310155022 secs.nsecs
elapsed_time:             4.598612031 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:            1781666251.167733897 secs.nsecs
start_time:               1781666215.310048240 secs.nsecs
elapsed_time:             35.857685657 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         9  10  24
8:		         3   3  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1781666251.167796692 secs.nsecs
start_time:               1781666215.310155022 secs.nsecs
elapsed_time:             35.857641670 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 5.68 seconds: 176.08 ops/second
llite.lustre-ffff9ba9042af800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ba9042af800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ba9042af800.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:            1781666265.949582789 secs.nsecs
start_time:               1781666262.780855164 secs.nsecs
elapsed_time:             3.168727625 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         0   0   5
4:		         4   5  10
8:		         6   7  17
16:		         4   5  23
32:		        60  76 100
snapshot_time:            1781666265.949648879 secs.nsecs
start_time:               1781666262.781073374 secs.nsecs
elapsed_time:             3.168575505 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:            1781666297.624113325 secs.nsecs
start_time:               1781666262.780855164 secs.nsecs
elapsed_time:             34.843258161 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         4   5  11
8:		         6   7  18
16:		         4   5  23
32:		        61  76 100
snapshot_time:            1781666297.624180686 secs.nsecs
start_time:               1781666262.781073374 secs.nsecs
elapsed_time:             34.843107312 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1781666307 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1781666319 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9ba9042af800.enable_statahead_fname=1
llite.lustre-ffff9ba9042af800.statahead_min=8
llite.lustre-ffff9ba9042af800.statahead_batch_max=64
llite.lustre-ffff9ba9042af800.statahead_max=128