== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:56:18 (1787374578)
llite.lustre-ffff8f7550788800.statahead_max=1024
llite.lustre-ffff8f7550788800.statahead_batch_max=32
llite.lustre-ffff8f7550788800.statahead_min=64
llite.lustre-ffff8f7550788800.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 5.42 seconds: 184.45 ops/second
llite.lustre-ffff8f7550788800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f7550788800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f7550788800.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:            1787374594.263899345 secs.nsecs
start_time:               1787374589.771707335 secs.nsecs
elapsed_time:             4.492192010 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		        18  20  26
8:		         2   2  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1787374594.263983448 secs.nsecs
start_time:               1787374589.771846625 secs.nsecs
elapsed_time:             4.492136823 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:            1787374624.905456835 secs.nsecs
start_time:               1787374589.771707335 secs.nsecs
elapsed_time:             35.133749500 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   6
4:		        18  20  27
8:		         2   2  29
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1787374624.906676714 secs.nsecs
start_time:               1787374589.771846625 secs.nsecs
elapsed_time:             35.134830089 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 6.87 seconds: 145.53 ops/second
llite.lustre-ffff8f7550788800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f7550788800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f7550788800.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:            1787374642.426168215 secs.nsecs
start_time:               1787374637.820357126 secs.nsecs
elapsed_time:             4.605811089 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         1   1   9
4:		         2   2  12
8:		         3   3  16
16:		         6   7  23
32:		        62  76 100
snapshot_time:            1787374642.426246343 secs.nsecs
start_time:               1787374637.820549098 secs.nsecs
elapsed_time:             4.605697245 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:            1787374673.849251963 secs.nsecs
start_time:               1787374637.820357126 secs.nsecs
elapsed_time:             36.028894837 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         1   1  10
4:		         2   2  13
8:		         3   3  17
16:		         6   7  24
32:		        62  75 100
snapshot_time:            1787374673.849320020 secs.nsecs
start_time:               1787374637.820549098 secs.nsecs
elapsed_time:             36.028770922 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787374683 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787374693 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff8f7550788800.enable_statahead_fname=1
llite.lustre-ffff8f7550788800.statahead_min=8
llite.lustre-ffff8f7550788800.statahead_batch_max=64
llite.lustre-ffff8f7550788800.statahead_max=128