== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:35:21 (1787801721)
llite.lustre-ffff92040b27a000.statahead_max=1024
llite.lustre-ffff92040b27a000.statahead_batch_max=32
llite.lustre-ffff92040b27a000.statahead_min=64
llite.lustre-ffff92040b27a000.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 6.19 seconds: 161.65 ops/second
llite.lustre-ffff92040b27a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92040b27a000.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:            1787801738.419725815 secs.nsecs
start_time:               1787801733.210335406 secs.nsecs
elapsed_time:             5.209390409 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         9  11  17
8:		         5   6  23
16:		         1   1  24
32:		        61  75 100
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: 993
miss_total: 2
snapshot_time:            1787801769.074392170 secs.nsecs
start_time:               1787801733.210335406 secs.nsecs
elapsed_time:             35.864056764 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         9  10  18
8:		         5   6  24
16:		         1   1  25
32:		        61  74 100
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 6.71 seconds: 149.01 ops/second
llite.lustre-ffff92040b27a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92040b27a000.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:            1787801784.286760286 secs.nsecs
start_time:               1787801780.443216672 secs.nsecs
elapsed_time:             3.843543614 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         8  10  13
8:		         4   5  18
16:		         4   5  23
32:		        61  76 100
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:            1787801816.002509923 secs.nsecs
start_time:               1787801780.443216672 secs.nsecs
elapsed_time:             35.559293251 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   4
4:		         8   9  14
8:		         4   4  19
16:		         4   4  24
32:		        61  75 100
 - unlinked 0 (time 1787801824 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787801833 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff92040b27a000.enable_statahead_fname=1
llite.lustre-ffff92040b27a000.statahead_min=8
llite.lustre-ffff92040b27a000.statahead_batch_max=64
llite.lustre-ffff92040b27a000.statahead_max=128