== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:23:29 (1788366209)
llite.lustre-ffff93b07b810000.statahead_max=1024
llite.lustre-ffff93b07b810000.statahead_batch_max=32
llite.lustre-ffff93b07b810000.statahead_min=64
llite.lustre-ffff93b07b810000.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 3.82 seconds: 261.46 ops/second
llite.lustre-ffff93b07b810000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93b07b810000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93b07b810000.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:            1788366220.315941257 secs.nsecs
start_time:               1788366217.514596472 secs.nsecs
elapsed_time:             2.801344785 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   4
4:		        12  14  19
8:		         6   7  26
16:		         0   0  26
32:		        61  73 100
snapshot_time:            1788366220.316007687 secs.nsecs
start_time:               1788366217.514688145 secs.nsecs
elapsed_time:             2.801319542 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:            1788366251.641065238 secs.nsecs
start_time:               1788366217.514596472 secs.nsecs
elapsed_time:             34.126468766 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   5
4:		        12  14  20
8:		         6   7  27
16:		         0   0  27
32:		        61  72 100
snapshot_time:            1788366251.641236090 secs.nsecs
start_time:               1788366217.514688145 secs.nsecs
elapsed_time:             34.126547945 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 4.25 seconds: 235.47 ops/second
llite.lustre-ffff93b07b810000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93b07b810000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93b07b810000.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:            1788366261.555588643 secs.nsecs
start_time:               1788366258.925557507 secs.nsecs
elapsed_time:             2.630031136 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  14  14
2:		         2   2  16
4:		         1   1  17
8:		         9   9  27
16:		         8   8  36
32:		        58  63 100
snapshot_time:            1788366261.555654043 secs.nsecs
start_time:               1788366258.925651449 secs.nsecs
elapsed_time:             2.630002594 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:            1788366292.860819976 secs.nsecs
start_time:               1788366258.925557507 secs.nsecs
elapsed_time:             33.935262469 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  15  15
2:		         2   2  17
4:		         1   1  18
8:		         9   9  28
16:		         8   8  36
32:		        58  63 100
snapshot_time:            1788366292.860870008 secs.nsecs
start_time:               1788366258.925651449 secs.nsecs
elapsed_time:             33.935218559 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788366297 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1788366302 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff93b07b810000.enable_statahead_fname=1
llite.lustre-ffff93b07b810000.statahead_min=8
llite.lustre-ffff93b07b810000.statahead_batch_max=64
llite.lustre-ffff93b07b810000.statahead_max=128