== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:25:28 (1785788728)
llite.lustre-ffff8bd93f7b4800.statahead_max=1024
llite.lustre-ffff8bd93f7b4800.statahead_batch_max=32
llite.lustre-ffff8bd93f7b4800.statahead_min=64
llite.lustre-ffff8bd93f7b4800.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 8.97 seconds: 111.46 ops/second
llite.lustre-ffff8bd93f7b4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bd93f7b4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bd93f7b4800.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:            1785788753.774548183 secs.nsecs
start_time:               1785788746.720483368 secs.nsecs
elapsed_time:             7.054064815 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		         8   9  23
8:		         5   5  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1785788753.774627166 secs.nsecs
start_time:               1785788746.720585081 secs.nsecs
elapsed_time:             7.054042085 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:            1785788784.373989297 secs.nsecs
start_time:               1785788746.720483368 secs.nsecs
elapsed_time:             37.653505929 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         6   6  14
4:		         8   9  24
8:		         5   5  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1785788784.375280221 secs.nsecs
start_time:               1785788746.720585081 secs.nsecs
elapsed_time:             37.654695140 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 9.09 seconds: 109.98 ops/second
llite.lustre-ffff8bd93f7b4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8bd93f7b4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8bd93f7b4800.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:            1785788809.643778031 secs.nsecs
start_time:               1785788802.963572842 secs.nsecs
elapsed_time:             6.680205189 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9   9   9
2:		         4   4  13
4:		         9   9  22
8:		        11  11  34
16:		         5   5  39
32:		        58  60 100
snapshot_time:            1785788809.643842421 secs.nsecs
start_time:               1785788802.963757920 secs.nsecs
elapsed_time:             6.680084501 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:            1785788840.557708009 secs.nsecs
start_time:               1785788802.963572842 secs.nsecs
elapsed_time:             37.594135167 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  10  10
2:		         4   4  14
4:		         9   9  23
8:		        11  11  35
16:		         5   5  40
32:		        58  59 100
snapshot_time:            1785788840.557778999 secs.nsecs
start_time:               1785788802.963757920 secs.nsecs
elapsed_time:             37.594021079 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785788851 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1785788865 ; total 0 ; last 0)
total: 1000 unlinks in 14 seconds: 71.428574 unlinks/second
llite.lustre-ffff8bd93f7b4800.enable_statahead_fname=1
llite.lustre-ffff8bd93f7b4800.statahead_min=8
llite.lustre-ffff8bd93f7b4800.statahead_batch_max=64
llite.lustre-ffff8bd93f7b4800.statahead_max=128