** Tags removed: block-proposed-noble
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https://bugs.launchpad.net/bugs/2063152
Title:
[arm64] autopkgtest - some DPDK tests do not fit within CI memory
constraints
To manage
Public bug reported:
[Impact]
This release sports mostly bug-fixes and we would like to make sure all of our
supported customers have access to these improvements.
The update contains the following package updates:
* ovn 24.03.2
[Test Case]
The following SRU process was followed:
** Tags removed: block-proposed-noble
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https://bugs.launchpad.net/bugs/2063112
Title:
[arm64] autopkgtest - insufficient number of hugepages for all tests
to succeed
To manage
Public bug reported:
[ Impact ]
There is a bug in Open vSwitch which is required for successful build and test
run for OVN 24.03.2.
[ Test plan ]
Build and test the OVN 24.03.2 package.
[ Regression Potential ]
Minimal, the fix has been available for some time upstream already and has been
Public bug reported:
Full log:
https://buildd.debian.org/status/fetch.php?pkg=ovn=riscv64=24.03.2-1=1716223822=0
The actual test appears to succeed, but in some situations ovs-vswitchd will
log a WARN during teardown:
./ovn.at:35715: check_logs "
$error
/connection failed (No
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy-fnordahl-sru/jammy/amd64/o/ovn/20240517_171752_56ea5@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-jammy-fnordahl-sru/jammy/arm64/o/ovn/20240513_010358_3e1c0@/log.gz
** Changed in: ovn (Ubuntu)
Status: New => Confirmed
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https://bugs.launchpad.net/bugs/2065563
Title:
[ovn-vif] Issue with connecting PF representor of DPU to OVN
To manage
Public bug reported:
This appears to be addressed by https://github.com/ovn-
org/ovn/commit/796d38a3b8dade81bffe6794b62b1b44267d362c
Log excerpt:
5058s ## ##
5058s ## Summary of the failures. ##
5058s ## ##
5058s Failed tests:
5058s ovn 22.03.7
** Changed in: openvswitch (Ubuntu)
Status: Confirmed => Fix Committed
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Title:
[arm64] autopkgtest - insufficient number of hugepages for
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/amd64/o/openvswitch/20240501_021126_e862b@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/arm64/o/openvswitch/20240501_021215_8ac01@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/amd64/o/openvswitch/20240501_021126_e862b@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/arm64/o/openvswitch/20240501_021215_8ac01@/log.gz
ect",
"table": "SSL",
"where": [],
"columns": ["private_key"]}]'
stderr:
2024-04-24T07:46:57Z|1|stream_ssl|WARN|SSL_connect: error:0A000410:SSL
routines::ssl/tls alert handshake failure
ovsdb-client: f
https://autopkgtest.ubuntu.com/results/autopkgtest-noble-fnordahl-ovn-dev/noble/amd64/o/openvswitch/20240423_081507_2901a@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble-fnordahl-ovn-dev/noble/arm64/o/openvswitch/20240424_110838_8ed1f@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble-fnordahl-ovn-dev/noble/amd64/o/openvswitch/20240423_081507_2901a@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble-fnordahl-ovn-dev/noble/arm64/o/openvswitch/20240424_110838_8ed1f@/log.gz
** Description changed:
There is an issue with running the DPDK tests on arm64 which is
currently worked around by using 1G hugepages as opposed to 2M hugepages
(bug 2059400) as well as increasing the number of pages available (bug
2063112).
- This workaround does however not work for
** Description changed:
In bug 2059400 we switch to using 1G hugepages on arm64, as 2M hugepages
- does not work. For the OVN autopkgtests using 2 1G hugepages is
+ does not work. For the OVN autopkgtests using 1 1G hugepage is
sufficient, but for the openvswitch autopkgtests that is not
** Description changed:
There is an issue with running the DPDK tests on arm64 which is
currently worked around by using 1G hugepages as opposed to 2M hugepages
(bug 2059400) as well as increasing the number of pages available (bug
2063112).
- This workaround does however not work for
Public bug reported:
There is an issue with running the DPDK tests on arm64 which is
currently worked around by using 1G hugepages as opposed to 2M hugepages
(bug 2059400) as well as increasing the number of pages available (bug
2063112).
This workaround does however not work for the test
** Description changed:
In bug 2059400 we switch to using 1G hugepages on arm64, as 2M hugepages
does not work. For the OVN autopkgtests using 2 1G hugepages is
sufficient, but for the openvswitch autopkgtests that is not enough for
all tests to succeed.
- Bump number of 1G hugepages
** Description changed:
This test appears to be flaky.
-
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/ppc64el/oopenvswitch/20240404_222028_2e576@/log.gz
-
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/ppc64el/oopenvswitch/20240419_005300_a2bf3@/log.gz
+
Public bug reported:
In bug 2059400 we switch to using 1G hugepages on arm64, as 2M hugepages
does not work. For the OVN autopkgtests using 2 1G hugepages is
sufficient, but for the openvswitch autopkgtests that is not enough for
all tests to succeed.
Bump number of 1G hugepages to 3 for the
** Description changed:
When run with the CPU/RAM constraints in the autopkgtest cloud, this
test currently fails more often than not [0]. Curiously if we switch to
using the NMAP netcat implementation the test passes more often than
not.
An overnight experience provides these
Public bug reported:
This test appears to be flaky.
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/ppc64el/oopenvswitch/20240404_222028_2e576@/log.gz
https://autopkgtest.ubuntu.com/results/autopkgtest-noble/noble/ppc64el/oopenvswitch/20240419_005300_a2bf3@/log.gz
** Summary changed:
- autopkgtest - offloads conntrack - ICMP related with SNAT fails with
openbsd-netcat
+ autopkgtest - offloads conntrack - ICMP related with SNAT flaky
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** Description changed:
When run with the CPU/RAM constraints in the autopkgtest cloud, this
test currently fails more often than not [0]. Curiously if we switch to
using the NMAP netcat implementation the test passes more often than
not.
An overnight experience provides these
Public bug reported:
When run with the CPU/RAM constraints in the autopkgtest cloud, this
test currently fails more often than not [0]. Curiously if we switch to
using the NMAP netcat implementation the test passes more often than
not.
An overnight experience provides these statistics:
This appears to address the issue:
https://github.com/ovn-org/ovn/commit/b0f9a4f48d21f3137457c2e6ae8b1b8a1f367fe9
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Title:
[ovn 22.03][arm64] ovn
** Description changed:
- The test configures a meter 10pps meter, then rapidly transmits 40
- packets with Scapy, and checks that a specific amount of drops is sent,
- 10.
+ The test configures a 10pps meter, then rapidly transmits 40 packets
+ with Scapy, and checks that a specific amount of
Yes, unfortunately there appears to be an issue with one of the tests on
arm64 which I did not catch prior to the upload ref bug 2060941, so I'm
going to request the currently uploaded package to be rejected so that I
can upload a new one skipping the faulty test.
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Public bug reported:
The test configures a meter 10pps meter, then rapidly transmits 40
packets with Scapy, and checks that a specific amount of drops is sent,
10.
For some reason the test fails on arm64 because unexpectedly(?) 11 drops
are sent instead of 10.
Instrumenting the test to capture
** Changed in: openvswitch (Ubuntu)
Status: In Progress => Incomplete
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Title:
[s390x] proposed migration util-linux 2.39.3-9ubuntu4 vs
Upstream fix merged to all branches back to 2.17:
https://mail.openvswitch.org/pipermail/ovs-dev/2024-April/413137.html
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https://bugs.launchpad.net/bugs/2060434
Title:
[noble] FTBFS on
** Description changed:
The 2024.1 Caracal release of Neutron (already in archive) includes
features to enable multiple gateway management + associated BFD and ECMP
monitoring and multipathing for external networking in OpenStack.
The command line tooling for this was committed after
** Changed in: openvswitch (Ubuntu)
Status: New => In Progress
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Title:
[s390x] proposed migration util-linux 2.39.3-9ubuntu4 vs
** Changed in: openvswitch (Ubuntu)
Status: In Progress => Fix Committed
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Title:
autopkgtest fails on arm64: EAL:
** Changed in: openvswitch (Ubuntu)
Status: In Progress => Fix Committed
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Title:
[noble] FTBFS on failure in test vlog - Python3, change
The relevant upstream Python changes are [0][1].
0: https://github.com/python/cpython/pull/105935
1: https://github.com/python/cpython/issues/116034
** Bug watch added: github.com/python/cpython/issues #116034
https://github.com/python/cpython/issues/116034
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** Summary changed:
- [noble] FTBFS on failure in test vlog - Python3, change of behavior between
Python 3.11 and 3.12
+ [noble] FTBFS on failure in test vlog - Python3, change of behavior in Python
3.13, backported to 3.12 and 3.11
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Fix is build testing here:
https://launchpad.net/~fnordahl/+archive/ubuntu/ovn-
dev/+sourcepub/15919727/+listing-archive-extra
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Title:
[noble]
This boils down to a change in behavior for Python 3.12:
Consider the script a.py:
f = False
assert f
$ python3 --version
Python 3.11.6
$ python3 a.py
Traceback (most recent call last):
File "/home/ubuntu/a.py", line 2, in
assert f
AssertionError
$ python3 --version
Python 3.12.2
$
** Changed in: openvswitch (Ubuntu)
Assignee: (unassigned) => Frode Nordahl (fnordahl)
** Changed in: openvswitch (Ubuntu)
Status: New => In Progress
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** Changed in: openvswitch (Ubuntu)
Assignee: (unassigned) => Frode Nordahl (fnordahl)
** Changed in: openvswitch (Ubuntu)
Status: New => In Progress
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Public bug reported:
Full log: https://launchpadlibrarian.net/723457197/buildlog_ubuntu-
noble-arm64.openvswitch_3.3.0-1build2_BUILDING.txt.gz
ERROR: 1 test was run,
1 failed unexpectedly.
## ##
## Summary of the failures. ##
## ##
Failed
** Also affects: openvswitch (Ubuntu)
Importance: Undecided
Status: New
** Tags added: update-excuse
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Title:
autopkgtest fails on
** Changed in: ovn (Ubuntu)
Status: New => Fix Committed
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Title:
autopkgtest fails on arm64: EAL: eal_memalloc_alloc_seg_bulk():
Test results for the backport of the noble autopkgtests can be viewed at the
following URLs:
https://autopkgtest.ubuntu.com/results/autopkgtest-mantic-fnordahl-sru/mantic/amd64/o/ovn/20240328_132537_1955a@/log.gz
Public bug reported:
There appears to be two sets of arm64 nodes used for autopkgtests, the
ones coming from the bos02 region are missing a CPU feature that
prevents the test from running, the ones coming from the bos03 region
have the required CPU features but the test fails [0].
Changing from
** Changed in: cloud-archive
Status: New => Invalid
** Also affects: cloud-archive/ovn-22.03
Importance: Undecided
Status: New
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Public bug reported:
[Impact]
This release sports mostly bug-fixes and we would like to make sure all of our
supported customers have access to these improvements.
The update contains the following package updates:
* ovn 22.03.7
[Test Case]
The following SRU process was followed:
Public bug reported:
[Impact]
This release sports mostly bug-fixes and we would like to make sure all of our
supported customers have access to these improvements.
The update contains the following package updates:
* ovn 23.09.3
[Test Case]
The following SRU process was followed:
** Tags removed: verification-needed verification-needed-jammy
verification-needed-mantic
** Tags added: verification-done verification-done-jammy
verification-done-mantic
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ubuntu@j-lp-2056769:~$ sudo apt install ovn-central ovn-host
ubuntu@j-lp-2056769:~$ dpkg -l | grep ovn
ii ovn-central 22.03.3-0ubuntu0.22.04.2
amd64OVN central components
ii ovn-common 22.03.3-0ubuntu0.22.04.2
amd64
> You could have versioned the mantic package as 23.09.0-1ubuntu0.2
instead of 23.09.0-1ubuntu1. But since noble is at 24.03.x already, I
don't see a conflict arising there.
Ack, thanks, I'll make sure to use the expected versioning scheme for
SRU's moving forward.
> Since this changes how
ubuntu@m-lp-2056769:~$ sudo apt install ovn-central ovn-host
ubuntu@m-lp-2056769:~$ dpkg -l | grep ovn
ii ovn-central 23.09.0-1ubuntu0.1
amd64OVN central components
ii ovn-common 23.09.0-1ubuntu0.1
amd64
** Description changed:
[Impact]
ovn package currently FTBFS due to changes in the openvswitch package after
recent security updates - doc tooling in the openvswitch source package that
ovn uses has changed.
[Test Case]
Build ovn package in mantic or jammy
Build fails:
This log contains output from the ovn system testsuite for kernel data
path with this package source facilitated by backporting the autopkgtest
from noble.
There is no dpdk data path testsuite available for the version of OVN in
jammy.
** Attachment added:
This log contains output from the ovn system testsuite for dpdk data
path with this package source facilitated by backporting the autopkgtest
from noble.
** Attachment added: "ovn_23.09.0-1ubuntu1-autopkgtest-dpdk.log"
This log contains output from the ovn system testsuite for kernel data
path with this package source facilitated by backporting the autopkgtest
from noble.
** Attachment added: "ovn_23.09.0-1ubuntu1-autopkgtest-kmod.log"
Public bug reported:
When running the autopkgtest using a binary package the test fails with:
342s # Configure OVS before OVN
342s test -d /aZy/ovs || cp -R /usr/src/openvswitch ovs
342s cd ovs && ./configure --enable-ssl --localstatedir=/var --sysconfdir=/etc
--prefix=/usr && make -j4
342s
Public bug reported:
As per a recent debian/sid buildlog [0] for the ovn package, the "ovn-
controller - check sbdb connection" appears to be flaky.
0:
https://buildd.debian.org/status/fetch.php?pkg=ovn=amd64=24.03.1-1=1710275203=0
Log excerpt:
# -*- compilation -*-
** Patch added: "mantic-lp-2056768.debdiff"
https://bugs.launchpad.net/ubuntu/+source/ovn/+bug/2056769/+attachment/5754841/+files/mantic-lp-2056768.debdiff
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** Patch added: "jammy-lp-2056769.debdiff"
https://bugs.launchpad.net/ubuntu/+source/ovn/+bug/2056769/+attachment/5754840/+files/jammy-lp-2056769.debdiff
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** Description changed:
make[2]: *** No rule to make target
'/home/ubuntu/ovn/b/ovn-22.03.3/ovs/python/build/soutil.py', needed by
'manpages.mk'. Stop.
For jammy we need [0].
- For mantic we need [1] (perhaps partial).
+ For mantic we need to drop
Public bug reported:
make[2]: *** No rule to make target
'/home/ubuntu/ovn/b/ovn-22.03.3/ovs/python/build/soutil.py', needed by
'manpages.mk'. Stop.
For jammy we need [0].
For mantic we need [1] (perhaps partial).
0:
Public bug reported:
The upstream OVN VIF CI pipeline currently fails due to a too old
version of scapy.
This condition is visible in the "dns lookup : EDNS" test and the following
hint is provided in the scapy.log:
2024-03-04T07:31:01.779Z | 0 | scapy-server | INFO | scapy server ready
** Changed in: ovn (Ubuntu)
Importance: High => Undecided
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Title:
Hairpin traffic does not work with centralized NAT gw
To manage
** Changed in: ovn (Ubuntu)
Status: Triaged => Invalid
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Title:
Hairpin traffic does not work with centralized NAT gw
To manage
** Also affects: openvswitch (Ubuntu)
Importance: Undecided
Status: New
** Changed in: openvswitch (Ubuntu)
Status: New => Triaged
** Changed in: openvswitch (Ubuntu)
Importance: Undecided => High
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A possible fix is being discussed in [7].
7: https://mail.openvswitch.org/pipermail/ovs-dev/2022-May/393981.html
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Title:
Hairpin traffic does
A update on some findings.
If we either revert OVS commit [4], OR change a open vswitch kernel data
path function [5] to always return 'false' (credits to Numan), the
problem goes away.
This also appears to be a root of a different issue previously reported
to the ovs-discuss list [6].
4:
** Also affects: neutron (Ubuntu Jammy)
Importance: Undecided
Status: New
** Also affects: neutron (Ubuntu Impish)
Importance: Undecided
Status: New
** Also affects: neutron (Ubuntu Kinetic)
Importance: Undecided
Status: New
** Also affects: cloud-archive/xena
Public bug reported:
When upgrading the OVN package on the unit that first was used to create
a DB cluster (i.e. `--db-Xb-cluster-remote-addr` is empty in
/etc/default/ovn-central) the `ovn-ctl` script will perform Schema
upgrade of the cluster.
This sometimes fails in the first attempt, but
Public bug reported:
Upstream changes [0] has made `ovn-detrace` into a symbolical link to
`ovn_detrace.py`. As a consequence the package now only contains the
link and not the actual binary.
0: https://github.com/ovn-
org/ovn/commit/1cafb6306df95311d31124bde26bebb2bb76d308
** Affects: ovn
The current line of thought is that the change in OVN has uncovered a
conntrack related bug in either OVS, the OVS kernel datapath or kernel
CT in general ref [3].
3: https://mail.openvswitch.org/pipermail/ovs-dev/2022-April/393426.html
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** Patch added: "test-synthesis.patch"
https://bugs.launchpad.net/ubuntu/+source/ovn/+bug/1967856/+attachment/5579267/+files/test-synthesis.patch
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Updated OVN to main and it unfortunately made no difference.
The combination of stateless on the NAT rule and the allow-related ACLs
does indeed look strange, but this is how OpenStack sets it up. Have not
looked into whether that makes sense or not yet.
To ensure we're looking at the same thing
Sure thing!
In this DB the active gateway chassis is `deep-ferret.maas` and the
instance on `comic-perch.maas` is unable to have two ping sessions to
itself using non-distributed FIP 10.78.95.196.
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** Attachment added: "ovnsb_db.db"
https://bugs.launchpad.net/ubuntu/+source/ovn/+bug/1967856/+attachment/5577953/+files/ovnsb_db.db
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Title:
** Attachment added: "ovnnb_db.db"
https://bugs.launchpad.net/ubuntu/+source/ovn/+bug/1967856/+attachment/5577952/+files/ovnnb_db.db
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Title:
** Changed in: ovn (Ubuntu)
Status: New => Triaged
** Changed in: ovn (Ubuntu)
Importance: Undecided => High
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Title:
Hairpin traffic
Public bug reported:
If you have two hvs where hv1 is the gateway chassis and you have an
instance running on hv2.
On instance on hv2 hairpin traffic works for the first session, but not
for the next:
$ ping -c1 10.78.95.89
PING 10.78.95.89 (10.78.95.89) 56(84) bytes of data.
64 bytes from
Public bug reported:
When TCP/UDP traffic is sent to the address of an LRP port and at the
same time is not part of any SNAT/DNAT conversation, it will keep
recirculating in the OVS data plane until TTL is 0.
When the packet eventually drops, you might get this message logged:
[ 58.586597]
** Description changed:
When hardware offload is enabled, CMS configures gateway routers and
centralized NAT, the source address of packets flowing through the
gateway are mangled after the connection preamble, not allowing the
connection to form. Return traffic on connections established
** Description changed:
When hardware offload is enabled, CMS configures gateway routers and
centralized NAT, the source address of packets flowing through the
gateway are mangled after the connection preamble, not allowing the
- connection to form.
+ connection to form:
+
+ tcpdump:
** Summary changed:
- Gateway router NAT non-functional for OVN 22.03
+ [hwol] centralized gateway NAT non-functional
** Summary changed:
- [hwol] centralized gateway NAT non-functional
+ [hwol] centralized gateway NAT mangles source address
** Description changed:
- I currently do not have
Public bug reported:
I currently do not have all the details, but I do know that OVN 21.12
and 22.03 brings a regression as to how NAT is processed for CMS'es that
make use of gateway routers, such as OpenStack.
We've tracked the regression down to a single commit [0].
0:
; High
** Changed in: cloud-archive/wallaby
Assignee: (unassigned) => Frode Nordahl (fnordahl)
** Changed in: cloud-archive/wallaby
Status: New => Triaged
** Changed in: ovn (Ubuntu Focal)
Status: New => Triaged
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Control test:
With basis in the OVN package currently in the Focal Main archive, I added only
the functional test part of
debian/patches/lp-1957817-ovn-northd-Add-localnet-ports-to-Multicast_Groups-cr.patch
## --- ##
## ovn 20.03.2 test suite. ##
## ---
Deployed focal-wallaby from charm-neutron-api-plugin-ovn gate tests and patched
Neutron for some unresolved issues at Wallaby. The need to do that is
unfortunate but this verificat
ion is about the OVN pacakges, so let's focus on them.
With two instances running we can see the following
Deployed focal-ussuri from charm-neutron-api-plugin-ovn gate tests and
applied pending Neutron patch [0].
With two instances running we can see the following information in the OVN DB:
$ sudo ovn-nbctl list dns
_uuid : d51565b8-4ddb-4038-8a92-55e25247a419
external_ids:
** Changed in: cloud-archive
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/1964348
Title:
[20.03][20.12] ovn-controller should update OF rules atomically
To
Public bug reported:
Originally reported at [0] and fixed in OVN 21.06 by [1].
If some OF rules needs to be replaced due to logical flow changes,
ovn-controller deletes old rules first and adds new ones later.
In a complex scenario with big number of flows a lot of time
can pass between these
Description updated with SRU documentation, apologies for the delay.
** Description changed:
- There's an upstream bug that mentions this during implementation of
- regular DNS lookups -
- https://bugzilla.redhat.com/show_bug.cgi?id=1503521
+ [Impact]
+ At Focal we took a stance that moving
Description updated with SRU documentation, apologies for the delay.
** Description changed:
- In an OpenStack Ussuri (both Focal and Bionic) cloud we discovered that
- multicast traffic would fail between VMs on different hypervisors and
- when using provider networks. The following table
** Also affects: cloud-archive
Importance: Undecided
Status: New
** Also affects: cloud-archive/ussuri
Importance: Undecided
Status: New
** Changed in: cloud-archive
Status: New => Fix Released
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** Also affects: cloud-archive
Importance: Undecided
Status: New
** Also affects: cloud-archive/wallaby
Importance: Undecided
Status: New
** Changed in: cloud-archive
Status: New => Fix Released
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** Merge proposal unlinked:
https://code.launchpad.net/~fnordahl/ubuntu/+source/ovn/+git/ovn/+merge/416078
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https://bugs.launchpad.net/bugs/1857026
Title:
OVN doesn't seem to
** Also affects: ovn (Ubuntu Focal)
Importance: Undecided
Status: New
** Changed in: ovn (Ubuntu Focal)
Status: New => In Progress
** Changed in: ovn (Ubuntu Focal)
Importance: Undecided => High
** Changed in: ovn (Ubuntu Focal)
Assignee: (unassigned) => Frod
** Changed in: ovn (Ubuntu)
Status: New => Triaged
** Changed in: ovn (Ubuntu)
Importance: Undecided => High
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https://bugs.launchpad.net/bugs/1957817
Title:
Multicast
Adding the OpenStack Neutron project to this bug after a discussion with
the OVN team [4], which suggest that although the current OVN DB schema
allows duplicates to occur it is the CMS's responsibility to avoid them.
There is an related neutron bug 1960006 that did attempt to address a
similar
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