== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:26:44 (1787066804)
llite.lustre-ffff89e6a0c7a000.statahead_max=1024
llite.lustre-ffff89e6a0c7a000.statahead_batch_max=32
llite.lustre-ffff89e6a0c7a000.statahead_min=64
llite.lustre-ffff89e6a0c7a000.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 0.94 seconds: 1068.52 ops/second
llite.lustre-ffff89e6a0c7a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89e6a0c7a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e6a0c7a000.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:            1787066809.232122915 secs.nsecs
start_time:               1787066807.220461685 secs.nsecs
elapsed_time:             2.011661230 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   7
4:		        17  19  27
8:		         3   3  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787066809.232163485 secs.nsecs
start_time:               1787066807.220520749 secs.nsecs
elapsed_time:             2.011642736 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:            1787066840.363549394 secs.nsecs
start_time:               1787066807.220461685 secs.nsecs
elapsed_time:             33.143087709 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   8
4:		        17  19  28
8:		         3   3  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1787066840.363617812 secs.nsecs
start_time:               1787066807.220520749 secs.nsecs
elapsed_time:             33.143097063 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 1.05 seconds: 951.49 ops/second
llite.lustre-ffff89e6a0c7a000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89e6a0c7a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89e6a0c7a000.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:            1787066844.999017176 secs.nsecs
start_time:               1787066843.110090816 secs.nsecs
elapsed_time:             1.888926360 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  15  15
2:		         2   1  17
4:		         4   3  21
8:		        18  17  39
16:		         6   5  45
32:		        56  54 100
snapshot_time:            1787066844.999066638 secs.nsecs
start_time:               1787066843.110151529 secs.nsecs
elapsed_time:             1.888915109 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:            1787066876.284044038 secs.nsecs
start_time:               1787066843.110090816 secs.nsecs
elapsed_time:             33.173953222 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  16  16
2:		         2   1  18
4:		         4   3  22
8:		        18  17  39
16:		         6   5  45
32:		        56  54 100
snapshot_time:            1787066876.284088357 secs.nsecs
start_time:               1787066843.110151529 secs.nsecs
elapsed_time:             33.173936828 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787066878 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1787066880 ; total 0 ; last 0)
total: 1000 unlinks in 2 seconds: 500.000000 unlinks/second
llite.lustre-ffff89e6a0c7a000.enable_statahead_fname=1
llite.lustre-ffff89e6a0c7a000.statahead_min=8
llite.lustre-ffff89e6a0c7a000.statahead_batch_max=64
llite.lustre-ffff89e6a0c7a000.statahead_max=128