== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 00:12:14 (1788754334)
llite.lustre-ffff8a4575d59800.statahead_max=1024
llite.lustre-ffff8a4575d59800.statahead_batch_max=32
llite.lustre-ffff8a4575d59800.statahead_min=64
llite.lustre-ffff8a4575d59800.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 5.69 seconds: 175.67 ops/second
llite.lustre-ffff8a4575d59800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a4575d59800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a4575d59800.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:            1788754350.624760210 secs.nsecs
start_time:               1788754345.799733773 secs.nsecs
elapsed_time:             4.825026437 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         4   4   4
4:		        11  13  18
8:		         5   6  24
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1788754350.625536684 secs.nsecs
start_time:               1788754345.799966977 secs.nsecs
elapsed_time:             4.825569707 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:            1788754382.183166163 secs.nsecs
start_time:               1788754345.799733773 secs.nsecs
elapsed_time:             36.383432390 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         4   4   6
4:		        11  13  19
8:		         5   6  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1788754382.183305134 secs.nsecs
start_time:               1788754345.799966977 secs.nsecs
elapsed_time:             36.383338157 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 5.12 seconds: 195.41 ops/second
llite.lustre-ffff8a4575d59800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8a4575d59800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a4575d59800.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:            1788754397.273787950 secs.nsecs
start_time:               1788754392.792377920 secs.nsecs
elapsed_time:             4.481410030 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         8   9  12
8:		         6   7  19
16:		         6   7  27
32:		        59  72 100
snapshot_time:            1788754397.273859279 secs.nsecs
start_time:               1788754392.792664774 secs.nsecs
elapsed_time:             4.481194505 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788754428.296167091 secs.nsecs
start_time:               1788754392.792377920 secs.nsecs
elapsed_time:             35.503789171 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         8   9  13
8:		         6   7  20
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1788754428.297004726 secs.nsecs
start_time:               1788754392.792664774 secs.nsecs
elapsed_time:             35.504339952 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788754437 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788754446 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff8a4575d59800.enable_statahead_fname=1
llite.lustre-ffff8a4575d59800.statahead_min=8
llite.lustre-ffff8a4575d59800.statahead_batch_max=64
llite.lustre-ffff8a4575d59800.statahead_max=128