== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:32:58 (1788532378)
llite.lustre-ffff9e0dd894a000.statahead_max=1024
llite.lustre-ffff9e0dd894a000.statahead_batch_max=32
llite.lustre-ffff9e0dd894a000.statahead_min=64
llite.lustre-ffff9e0dd894a000.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 7.79 seconds: 128.32 ops/second
llite.lustre-ffff9e0dd894a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e0dd894a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e0dd894a000.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:            1788532396.509412621 secs.nsecs
start_time:               1788532392.215560376 secs.nsecs
elapsed_time:             4.293852245 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         9  10  14
4:		         9  10  25
8:		         4   4  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788532396.509556074 secs.nsecs
start_time:               1788532392.215716435 secs.nsecs
elapsed_time:             4.293839639 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 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:            1788532427.602385871 secs.nsecs
start_time:               1788532392.215560376 secs.nsecs
elapsed_time:             35.386825495 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         9  10  15
4:		         9  10  26
8:		         4   4  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788532427.602527061 secs.nsecs
start_time:               1788532392.215716435 secs.nsecs
elapsed_time:             35.386810626 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 4.21 seconds: 237.45 ops/second
llite.lustre-ffff9e0dd894a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9e0dd894a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e0dd894a000.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:            1788532439.813818427 secs.nsecs
start_time:               1788532436.493775466 secs.nsecs
elapsed_time:             3.320042961 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         0   0   2
4:		         4   5   7
8:		        10  12  20
16:		         4   5  25
32:		        59  74 100
snapshot_time:            1788532439.813883072 secs.nsecs
start_time:               1788532436.493875375 secs.nsecs
elapsed_time:             3.320007697 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 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:            1788532470.694145981 secs.nsecs
start_time:               1788532436.493775466 secs.nsecs
elapsed_time:             34.200370515 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         0   0   3
4:		         4   5   8
8:		        10  12  21
16:		         4   5  26
32:		        59  73 100
snapshot_time:            1788532470.694209294 secs.nsecs
start_time:               1788532436.493875375 secs.nsecs
elapsed_time:             34.200333919 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788532480 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1788532488 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9e0dd894a000.enable_statahead_fname=1
llite.lustre-ffff9e0dd894a000.statahead_min=8
llite.lustre-ffff9e0dd894a000.statahead_batch_max=64
llite.lustre-ffff9e0dd894a000.statahead_max=128