On Sat, Oct 31, 2026 at 2:19 AM Rosemarie O'Riorden via dev <
[email protected]> wrote:

> Load balancers were never added to this LB group.
>
> Reported-at:
> https://patchwork.ozlabs.org/project/ovn/patch/[email protected]/
> Fixes: f4a66b7871d6 ("tutorial: Add developer performance benchmark.")
> Assisted-by: Claude Code, Opus 5
> Signed-off-by: Rosemarie O'Riorden <[email protected]>
> ---
>  tutorial/ovn-benchmark.py | 12 +++++++++++-
>  1 file changed, 11 insertions(+), 1 deletion(-)
>
> diff --git a/tutorial/ovn-benchmark.py b/tutorial/ovn-benchmark.py
> index d2d4bb9fd..660011aa7 100755
> --- a/tutorial/ovn-benchmark.py
> +++ b/tutorial/ovn-benchmark.py
> @@ -748,8 +748,17 @@ def create_explicit_lbs(idl, n, n_vips, n_backends,
> routers, switches):
>      """Create explicit (non-templated) load balancers.
>
>      Uses explicit (non-templated) LBs to maximize memory usage for
> -    regression testing.
> +    regression testing.  Each LB is added to the 'lbg' load balancer
> +    group as well as directly to the router and switch.
>      """
> +    lbg = None
> +    for row in idl.tables['Load_Balancer_Group'].rows.values():
> +        if row.name == 'lbg':
> +            lbg = row
> +            break
> +    if not lbg:
> +        die('Missing load balancer group lbg')
> +
>      for i in range(n):
>          lr = routers.get(f'gw-{i}')
>          ls = switches.get(f'ls-{i}')
> @@ -782,6 +791,7 @@ def create_explicit_lbs(idl, n, n_vips, n_backends,
> routers, switches):
>                  ','.join(f'[fd42:{k:x}::{j1:x}:{j2:x}]:{port}'
>                           for k in range(n_backends)))
>              lb.protocol = 'tcp'
> +            lbg.addvalue('load_balancer', lb.uuid)
>              lr.addvalue('load_balancer', lb.uuid)
>              ls.addvalue('load_balancer', lb.uuid)
>              if txn.commit_block() != ovs.db.idl.Transaction.SUCCESS:
> --
> 2.56.0
>
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>
>
Thank you Rosemarie,

applied to main.

Regards,
Ales
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