== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:35:44 (1786844144)
llite.lustre-ffff9ba2af08f000.statahead_max=1024
llite.lustre-ffff9ba2af08f000.statahead_batch_max=32
llite.lustre-ffff9ba2af08f000.statahead_min=64
llite.lustre-ffff9ba2af08f000.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 1.04 seconds: 963.95 ops/second
llite.lustre-ffff9ba2af08f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ba2af08f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ba2af08f000.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:            1786844150.188402279 secs.nsecs
start_time:               1786844147.318267568 secs.nsecs
elapsed_time:             2.870134711 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		        22  25  29
8:		         0   0  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1786844150.188489486 secs.nsecs
start_time:               1786844147.318366974 secs.nsecs
elapsed_time:             2.870122512 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:            1786844181.113189359 secs.nsecs
start_time:               1786844147.318267568 secs.nsecs
elapsed_time:             33.794921791 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		        22  25  29
8:		         0   0  29
16:		         0   0  29
32:		        61  70 100
snapshot_time:            1786844181.113266372 secs.nsecs
start_time:               1786844147.318366974 secs.nsecs
elapsed_time:             33.794899398 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 2.10 seconds: 476.01 ops/second
llite.lustre-ffff9ba2af08f000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9ba2af08f000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ba2af08f000.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:            1786844188.092126101 secs.nsecs
start_time:               1786844185.718341265 secs.nsecs
elapsed_time:             2.373784836 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        24  20  20
2:		        11   9  29
4:		         5   4  33
8:		        18  15  49
16:		         3   2  51
32:		        57  48 100
snapshot_time:            1786844188.092166648 secs.nsecs
start_time:               1786844185.718437305 secs.nsecs
elapsed_time:             2.373729343 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1786844219.038380348 secs.nsecs
start_time:               1786844185.718341265 secs.nsecs
elapsed_time:             33.320039083 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        25  21  21
2:		        11   9  30
4:		         5   4  34
8:		        18  15  49
16:		         3   2  52
32:		        57  47 100
snapshot_time:            1786844219.038426195 secs.nsecs
start_time:               1786844185.718437305 secs.nsecs
elapsed_time:             33.319988890 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786844222 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
 - unlinked 0 (time 1786844226 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
llite.lustre-ffff9ba2af08f000.enable_statahead_fname=1
llite.lustre-ffff9ba2af08f000.statahead_min=8
llite.lustre-ffff9ba2af08f000.statahead_batch_max=64
llite.lustre-ffff9ba2af08f000.statahead_max=128