== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:39:05 (1788619145)
llite.lustre-ffff9f0fc2e32000.statahead_max=1024
llite.lustre-ffff9f0fc2e32000.statahead_batch_max=32
llite.lustre-ffff9f0fc2e32000.statahead_min=64
llite.lustre-ffff9f0fc2e32000.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 6.62 seconds: 150.99 ops/second
llite.lustre-ffff9f0fc2e32000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f0fc2e32000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f0fc2e32000.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:            1788619163.687554096 secs.nsecs
start_time:               1788619159.345803598 secs.nsecs
elapsed_time:             4.341750498 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         5   5  17
8:		        10  11  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1788619163.687611392 secs.nsecs
start_time:               1788619159.345912198 secs.nsecs
elapsed_time:             4.341699194 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 ''
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:            1788619194.578823900 secs.nsecs
start_time:               1788619159.345803598 secs.nsecs
elapsed_time:             35.233020302 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		         5   5  18
8:		        10  11  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788619194.578891192 secs.nsecs
start_time:               1788619159.345912198 secs.nsecs
elapsed_time:             35.232978994 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 5.19 seconds: 192.56 ops/second
llite.lustre-ffff9f0fc2e32000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9f0fc2e32000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9f0fc2e32000.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:            1788619208.017032202 secs.nsecs
start_time:               1788619204.456817309 secs.nsecs
elapsed_time:             3.560214893 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         4   5  10
8:		         6   7  17
16:		         6   7  25
32:		        60  75 100
snapshot_time:            1788619208.017090957 secs.nsecs
start_time:               1788619204.457182254 secs.nsecs
elapsed_time:             3.559908703 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: 994
miss_total: 1
snapshot_time:            1788619238.992577203 secs.nsecs
start_time:               1788619204.456817309 secs.nsecs
elapsed_time:             34.535759894 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         4   4  11
8:		         6   7  18
16:		         6   7  25
32:		        60  74 100
snapshot_time:            1788619238.992640908 secs.nsecs
start_time:               1788619204.457182254 secs.nsecs
elapsed_time:             34.535458654 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788619246 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788619255 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9f0fc2e32000.enable_statahead_fname=1
llite.lustre-ffff9f0fc2e32000.statahead_min=8
llite.lustre-ffff9f0fc2e32000.statahead_batch_max=64
llite.lustre-ffff9f0fc2e32000.statahead_max=128