Hi Jeff.
Unfortunately, was missing patch [1] that add the expose the support in the
mlx5 driver.
[1]
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.5-rc2&id=5dc9520bf04a6b95660a307d7654460d1463d91a
could you please add it ?
Yours,
Talat
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Hi,
After trying the steps that mentioned in #4 on 18.10, the issue doesn't
reproduces with the suggested setting.
yours,
Talat
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Ti
Hi
Sure i will try it and update.
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Title:
[cosmic] ipoib ping with large message size failed
Status in linux package in Ubuntu:
Hi Tyler,
We did a kernel bisecting and we fount that the mentioned commit is the
root cause of this big, if bionic contain this commit, so the bug also
in bionic release.
yours,
Talat
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Public bug reported:
We see that ping over ipoib interface stuck with large packets, this is a new
degradation, this test pass on Ubuntu 18.04.
After investigating the issue, we see that commit [1] introduce the issue, and
it is not an upstream commit, it is canonical commit.
Could you please ch
The patch fixes the issue and we tested it.
Thanks,
Talat
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Title:
[bionic]mlx5: reading SW stats through ifstat cause kernel crash
Thank you for your concern.
I already sent the patch to the canonical kernel mailing list, and waiting for
them to review it.
Thanks,
Talat
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Public bug reported:
Description of problem:
Attempting to read SW stats (ifstat -x cpu_hit) on a system with probed VFs
will crash the system.
How reproducible:
Always
Steps to Reproduce:
1. Create a VF
echo 1 > /sys/bus/pci/devices/\:82\:00.0/sriov_numvfs
2. read SW stats:
ifstat -x cpu_
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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Title:
[bionic] machine stuck and bonding not w
Hi,
Sorry I missed that, will do it today.
yours,
Talat
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Title:
[bionic] machine stuck and bonding not working well when nvmet_rdm
Thank you for the build,
I tested with those patches and it is work.
Thanks,
Talat
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Title:
[bionic] machine stuck and bonding not w
Public bug reported:
Hi
Machine stuck after unregistering bonding interface when the nvmet_rdma module
is loading.
scenario:
# modprobe nvmet_rdma
# modprobe -r bonding
# modprobe bonding -v mode=1 miimon=100 fail_over_mac=0
# ifdown eth4
# ifdown eth5
# ip addr add 15.209.12.173/8 d
Public bug reported:
we see degradation ~20% on ConnectX-5/4 in the following case:
TCP, 1 QP, 1 stream, unidir, single port.
Message sizes 1M and up show this degradation.
After changing the default TX moderation mode to off we see up to 40%
packet rate and up to 23% bandwidth degradtions.
The
Testing this patch with bionic and it is working properly
before the patch
# ethtool --show-priv-flags enp6s0f0
Private flags for enp6s0f0:
rx_cqe_moder : on
tx_cqe_moder : on
Public bug reported:
We see UBSAN: Undefined behaviour in ./include/linux/net_dim.h:243:6
we saw the following trace during traffic in the regression:
[12885.292500] UBSAN: Undefined behaviour in ./include/linux/net_dim.h:243:6
[12885.296358] signed integer overflow:
[12885.300100] 358869104 * 1
After testing the build, the issue didn't reproduced.
Thanks.
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Title:
[Bionic] mlx4 ETH - mlnx_qos failed when set some TC to vendor
Thank you,
will test and update.
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Title:
[Bionic] mlx4 ETH - mlnx_qos failed when set some TC to vendor
Status in linux package in
Public bug reported:
reproduce:
[root@reg-l-vrt-41018-010 ~]# /usr/bin/mlnx_qos -i ens8 -s
vendor,ets,vendor,ets,ets,strict,ets,vendor -t 0,36,0,55,4,0,5,0
Netlink error: Bad value. see dmesg.
[root@reg-l-vrt-41018-010 ~]# dmesg
[69718.992299] mlx4_en: ens8: TC[0]: Not supported TSA: 255
There
Public bug reported:
This feature is a Page-Reuse mechanism in non-Striding RQ RX datapath.
A WQE (RX descriptor) buffer is a page, that in most cases was fully
wasted on a packet that is much smaller, requiring a new page for
the next round.
In this feature, we implement a page-reuse mechanism,
Thank you,
Tested it and it fixes the issue.
could you please add this fix to the next SRU
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Title:
bonding - mlx5 - speed changed to
Public bug reported:
The problem happens when changing the ring size of a mlx5_core interface that
is part of a LACP bond.
[268312.721076] mlx5_core :42:00.1 enp66s0f1: mlx5e_update_carrier:143:
Link up
[268312.721940] mlx5_core :42:00.1 enp66s0f1: speed changed to 0 for port
enp66s0f
Additional trace with this test is below
[80921.628988] general protection fault: [#1] SMP
[80921.630449] Modules linked in: act_mirred act_tunnel_key cls_flower
sch_ingress vport_vxlan vxlan ip6_udp_tunnel udp_tunnel vfio_pci
vfio_iommu_type1 vfio_virqfd vfio mlx5_ib ib_core openvswitch n
It is working with Ubuntu 16.10 .
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Title:
[Zesty] TSO doesn't work properly
Status in linux package in Ubuntu:
Incomplete
Bug de
Hi,
This test work properly in the previous releases.
Thanks,
Talat
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Title:
[Zesty] TSO doesn't work properly
Status in linux pack
Public bug reported:
After running offload enabled LNST ipv6 vxlan ovs test
(recipes/ovs_offload/1_virt_ovs_vxlan_ipv6.xml) with the setup that it creates
multiple times till it crashes.
The test itself and other LNST tests pass, it's the shutdown phase that causes
this.
There are different sta
Unfortunately, No.
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Title:
[Zesty] TSO doesn't work properly
Status in linux package in Ubuntu:
Incomplete
Bug description:
Th
The bug is exist also in kernel that mentioned in commit#2
4.11.0-041100rc5-generic
** Tags added: kernel-bug-exists-upstream
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Title
Public bug reported:
The TSO (TCP segmentation offload), By default it is shown to be ON, but
actually aggregation doesn’t happen.
When turning it on again - aggregation is observed.
Same behavior for mlx4_en, mlx5_core, igb.
Steps to repro:
1.
root:~# uname -r
4.10.0-14-generic
2.
root:~# etht
Thanks,
Tested and the fix is working properly.
Talat
** Tags removed: verification-needed-xenial
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Title:
[Xenial - 16.04 ]Bonding
This commit fix the issue
commit e497ec680c4cd51e76bfcdd49363d9ab8d32a757
Author: Talat Batheesh
Date: Tue Mar 28 16:13:41 2017 +0300
net/mlx5: Avoid dereferencing uninitialized pointer
In NETDEV_CHANGEUPPER event the upper_info field is valid
only when linking is true. Otherwise
Public bug reported:
we get OOM when we load the mlx4_core driver with 32-bit system with
rich cpus machines
The following upstream patches will fix this issue
3608b13 mlx4: reduce OOM risk on arches with large pages
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
**
Public bug reported:
we get OOM when we load the mlx4_core driver with 32-bit system with
rich cpus machines
The following upstream patches will fix this issue
acd7628 mlx4: reduce rx ring page_cache size
3608b13 mlx4: reduce OOM risk on arches with large pages
** Affects: linux (Ubuntu)
Additional patches that needed, I will send them to the mailing list as
well
375f51e net/mlx5: E-Switch, Don't allow changing inline mode when flows are
configured
d85cdcc net/mlx5e: Change the TC offload rule add/del code path to be per NIC
or E-Switch
4456f61 devlink: allow to fillup eswitch
Public bug reported:
We get kernel panic when we install a bond interface with two of
Mellanox mlx5 NIC's and try to unload the bonding module.
scenario:
1. network interfaces configuration
# cat /etc/network/interfaces
# This file describes the network interfaces available on your system
# and
Public bug reported:
We see the following issues with Ubuntu Zesty while testing the OVS offloading.
I already test the patches that fix this issue and i'm going to send them to
kernel-t...@lists.canonical.com
Issues
1. FW error of groups overlapping when scaling up ovs
tc qdisc del dev ens5
The issue doesn't reproduce with the 4.10.5 mainline kernel.
could you please cherry-pick this commit to the zesty kernel?
Thanks
Talat
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Thank you
I will give a try and update.
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Title:
ifup service of network device stay active after driver stop
Status in linux
The patches sent to kernel-t...@lists.canonical.com
Thanks,
Talat
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Title:
[zesty] net sched actions - Adding support for user cooki
Public bug reported:
Adding optional 128-bit action cookie.
The idea is to save user state that when retrieved serves as a correlator. The
kernel _should not_ interpret it. The user can store whatever they wish in the
128 bits like persistent data, http or existing kernel fib protocol field, et
Thank you, the fix works as expected in Xenial.
** Tags added: verification-done
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Title:
[Xenial - 16.04 ]Bonding driver - stack c
Could you please add this fix also to trusty?
** Also affects: linux-lts-trusty (Ubuntu)
Importance: Undecided
Status: New
** No longer affects: linux-lts-trusty (Ubuntu)
** No longer affects: linux-lts-trusty (Ubuntu Xenial)
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The patches already sent to kernel-t...@lists.canonical.com.
Thanks,
Talat
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Title:
[UBUNTU Zesty] mlx5 - Improve OVS offload driver
Thank you, will test and update.
By the way, i sent the patch to kernel-t...@lists.canonical.com.
Thank you,
Talat
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Title:
[Xenial
Public bug reported:
In Ubuntu Xenial with kernel 4.4.0-65, we get kernel Panic after scenario [1].
patch [2] should fix the issue
When using an IPoIB bond currently only active-backup mode is a valid
use case and this commit strengthens it.
Since commit 2ab82852a270 ("net/bonding:
Public bug reported:
The patches in this series should improve the OVS offloading driver and some
fixes mlx5 driver, by adding reflect HW offload status for querying whether a
filter is offloaded to HW or not.
This patches is already accepted upstream net-next (4.11).
The following patches shoul
** Tags added: yakkety
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Title:
mlx5_core failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot
allocate memory
Status in linu
Public bug reported:
Failed to increase rx ring to 4096 - SIOCSIFFLAGS: Cannot allocate
memory
Scenario
ubuntu@cto-netsim3:~$ sudo ethtool -g ens6f0
[sudo] password for ubuntu:
Ring parameters for ens6f0:
Pre-set maximums:
RX: 4096
RX Mini: 0
RX Jumbo: 0
TX: 8192
Current hardware settings:
RX: 1
Hi,
we didn't see the issue on kernel 4.8.0-27-generic.
do we have fixes that related to this area in kernel 4.8.0-27-generic?
thanks,
Talat
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Hi,
Any update with this bug ?
thanks,
Talat
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Title:
PPC + kernel 4.8 swap_dup: Bad swap file entry 2c16ed28
Status in li
Hi Joseph,
we already test the following kernel and here is the status.
v4.8-rc8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc8/ working
v4.8-rc1 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8-rc1/ working
v4.8 http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8/ not working
v4.9
Hi,
there is no ppc image under
http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.9-rc1/, the ppc page not found.
as we see there
"
Build for ppc64el failed (see BUILD.LOG.ppc64el):
linux-headers-4.9.0-040900rc1_4.9.0-040900rc1.201610151630_all.deb
*_ppc64el.deb
"
Thanks
Talat
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Public bug reported:
Hi
on ppc machines with Ubuntu 16.10 (Yakkety Yak), after upgrading to last Ubuntu
kernel (4.8), and running installation of MLNX_OFED Driver package that run a
compilation jobs that equal to number of CPUs , the System hangs and we got a
bad swap file message with pages a
Hi,
We will test this scenario on the latest Ubuntu (Yakkety Yak).
this may take a time, will update later.
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Title:
Low performance
Hi Dragan,
This is an old bug, as far as i remember that we tested it and the performance
still not as expected.
we can test it again, but does this patches back-ported ?
thanks,
Talat
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** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
mlx5_core kexec fail
Status in linux pa
** Tags removed: verification-needed-xenial
** Tags added: verification-done-xenial
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Title:
Mellanox ConnectX4 MTU limits: max and m
Public bug reported:
In machine with ConnectX4 device the kexec failed load a new kernel.
missing pci shutdown callback.
Operation system - Ubuntu 16.04 kernel 4.4.0-22-generic
Scenario
# kexec -l /boot/vmlinuz-4.3.0-rc6-gemini-perf-2015-10-22_19-44-01
--initrd=/boot/initramfs-4.3.0-rc6-gemi
Hi,
This upstream commit should fix the bug
commit 82d69203df634b4dfa765c94f60ce9482bcc44d6
Author: Daniel Jurgens
Date: Wed May 4 15:00:33 2016 +0300
net/mlx4_en: Fix endianness bug in IPV6 csum calculation
Use htons instead of unconditionally byte swapping nexthdr. On a little
Public bug reported:
reproduce steps:
# ethtool -c eth1
Coalesce parameters for eth1:
Adaptive RX: off TX: off
# ethtool -C eth1 adaptive-rx on
# cat /etc/os-release
NAME="Ubuntu"
VERSION="16.04 (Xenial Xerus)"
ID=ubuntu
ID_LIKE=debian
PRETTY_NAME="Ubuntu 16.04"
VERSION_ID="16.04"
HOME_URL="h
** Patch added:
"0001-net-mlx5e-Don-t-try-to-modify-CQ-moderation-if-it-is.patch"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1557950/+attachment/4600894/+files/0001-net-mlx5e-Don-t-try-to-modify-CQ-moderation-if-it-is.patch
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** Patch added: "0002-net-mlx5e-Don-t-modify-CQ-before-it-was-created.patch"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1557950/+attachment/4600895/+files/0002-net-mlx5e-Don-t-modify-CQ-before-it-was-created.patch
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Public bug reported:
problem description:
The current code sets UAR page size equal to system page size.
The ConnectX-3 and ConnectX-3 Pro HWs require minimum 128 UAR pages.
The mlx4 kernel drivers are not loaded if there is less than 128 UAR pages.
solution:
Always set UAR
Public bug reported:
Hi,
Previously, the shift value used for time-stamping was constant and didn't
depend on the HW chip frequency. Change that to take the frequency into
account
and calculate the maximal value in cycles per wraparound of ten seconds.
This
time slot was chosen
Hi,
Could you please tell me when we have this feature in the Xenial kernel ?
I didn't see them in the master branch yet.
thanks,
Talat
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I am sorry about that, could you please tell me how can i do this pull request.
also attached a tar file that contain all of the commits.
i do cherry-pick them on machine with Xenial and kernel 16.04, it's work
properly.
Thanks,
Talat
** Attachment added: "mlx5_sriov.tar.gz"
https://bugs.la
Thank you,
you can take the patches from my brunch.
i've cherry-piced them and test them on machine with xenial release.
lp:~talat-b87/+junk/mlx5-sriov
Thanks,
Talat
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Thank you Tim,
All this patches is accepted to upstream.
could you please tell me how can i acsess the Launchpad github ?
can i backport them on my setup and attach the patches ?
thanks,
Talat
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Public bug reported:
Hi,
This patchset introduces the support of Ethernet SRIOV in ConnectX-4
family of 100G Ethernet NICs.
Basic Introduction:
ConnectX-4 HW architecture provides two kinds of underlying HW switches.
MPFS (Multi Physical Function Switch) or L2 Table in Software terms:
The HCA
Hi Rafael,
Any update with this bug ?
Thanks,
Talat
** Tags added: wily
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Title:
ethtool self-test failed and creates a FW reset.
** Tags added: verification-done-wily
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Title:
Re-enable vlan TX acceleration
Status in linux package in Ubuntu:
Fix Released
Stat
** Package changed: linux (Ubuntu) => biosdevname (Ubuntu)
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Title:
Biosdevname does not provide interface naming information for Con
** Tags added: verification-done-wily
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Title:
Mellanox ConnectX4 MTU limits: max and min
Status in linux package in Ubuntu:
In Pr
** Changed in: linux (Ubuntu)
Status: Incomplete => Confirmed
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Title:
Biosdevname does not provide interface naming informati
Thank you Tim,
This Bug affect just Mellanox Drivers and improve the vlan process in the
newest Mellanox Devices.
could you please add this bug Fix to Ubuntu 14.04.4 kernel.
Thanks in advance,
Talat
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Public bug reported:
Hi,
Biosdevname is enabled by default for ubuntu14.04.4,
We see that the ConnectX3 interface name is pXpX and ConnectX4 interfaces is
ethX
when biosdevname is enabled we should see all the interfaces like pxpX
As for biosdevname user manual :
when we ran #biosdevname -i ,
Hi Luis,
Thank you, I verified it and it is working proberly.
Yours,
Talat
** Tags removed: patch trusty verification-needed-wily wily
** Tags added: verification-done-wily
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Public bug reported:
please add missing Advertised speeds into ethtool
Ethtool 3.13 didn't support link speed 25Gb 56Gb 100Gb 200Gb.
Ethtool 4.2 didn't support link speed 25Gb 100Gb 200Gb.
This the list from ethtool 4.2
#define ALL_ADVERTISED_MODES
Added tarboot file that contain the 3 upstream commits.
0001-net-mlx5e-Re-eanble-client-vlan-TX-acceleration.patch
0002-net-mlx5e-Fix-LSO-vlan-insertion.patch
0003-net-mlx5e-Fix-inline-header-size-calculation.patch
This patches upstream and the fix verified on machine with 14.04.4 and
kernel 4.2.8
Hi,
Please add this Fix to 14.04.4.
Thanks
Talat
** Tags added: trusty
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Title:
Re-enable vlan TX acceleration
Status in linux p
Public bug reported:
Unable to send TCP/UDP traffic between VLAN on ConnectX4LX, due to vlan TX
acceleration is off.
Scenario
Configure static VLAN on CX4LX and try to run iperf TCP/UDP.
There are no traffic TCP/UDP even that the ICMP traffic pass (using ping
between vlan's)
Public bug reported:
When testing ConnectX-5 in Ubuntu we noticed the following in lspci:
[root@localhost network-scripts]# lspci | grep -i mel
00:09.0 Ethernet controller: Mellanox Technologies MT27700 Family [ConnectX-4]
00:0a.0 Ethernet controller: Mellanox Technologies MT28800 Family [Connect
** Patch added: "Fix-HW-timestamp-init-issue-upon-system"
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1531132/+attachment/4544284/+files/0002-net-mlx4_en-Fix-HW-timestamp-init-issue-upon-system-.patch
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Public bug reported:
After a machine reboot, trying to sync 2 clocks is impossible with ptp4l and
timekeeper.
server : ptp4l -i eth4 -m
client : ptp4l -i eth4 -m -s
it works only after driver restart.
Attached two batches that should fix this issue.
0001-net-mlx4_en-Remove-dependency-between-t
Thank You,
Tested on 15.10 and it's working proberly.
you are right, need to fix this in Wily and HWE kernels in Trusty.
Yours,
Talat
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Hi,
Any update with this big ?
could you please add the fix to 14.04.4 ?
Thanks
Talat
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Title:
ethtool self-test failed and create
** Tags added: trusty
** Tags added: vivid wily
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https://bugs.launchpad.net/bugs/1528466
Title:
Mellanox ConnectX4 MTU limits: max and min
Status in linux package in Ubun
Public bug reported:
Max MTU limit should be 9978
Tested on Ubuntu 14.04.4 daily build, this issue exist also in 15.10.
reproduce
# ifconfig p2p1 mtu 900
SIOCSIFMTU: Invalid argument
# dmesg
[62898.559808] mlx5_core :20:00.0 p2p1: mlx5e_change_mtu:
Hi Brad,
i verified this bug and it's fix the issue please don't drop this fix and move
it to verification-done-wily.
if needed a canonical verification of this bug i'll ask someone to do it.
thanks,
Talat
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Public bug reported:
Setting link speed for ConnectX4 is not working.
reproduce
ethtool -s ens1 speed 1
ethtool -s ens1 |grep Speed
Speed: 4
The commit below fix this issue is
commit 6fa1bcab6be6e9bd93f80e345c7e9a4ec7861df9
Author: Achiad Shochat
Date: Sun Aug 16 16:04:50 2015 +03
Hi,
could you please add this fix to Ubuntu 14.04.4 ?
Thanks,
Talat
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https://bugs.launchpad.net/bugs/1514861
Title:
mlx5 EN driver wrongly enables sets VLAN filtering u
Hi Tim,
You are right - I tested this patch, it's working and fix this issue.
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https://bugs.launchpad.net/bugs/1514861
Title:
mlx5 EN driver wrongly enables sets VLAN filt
Public bug reported:
Description of problem: The mlx5 Ethernet driver doesn't allow packets
marked with all possible VLAN tags to be accepted under promiscuous
mode. This is wrong and disallows Open-Stack to properly function in
Para-Virtual configuration.
How reproducible:
just put the NIC t
Hi,
This bug for Ethernet device and your setup is Infiniband, we see "Link layer:
InfiniBand" in the ibstat output.
Please validate the fixes on ConnectX3 Ethernet interface.
Thanks,
Talat
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Hi,
Thank you for your effort.
please make sure that interface link is up, in the machine log above we see
that link test failed "Link Test1".
could you please retest and update.
Yours,
Talat
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Hi
This commit [1] fixes this issue, could you please cherry-pick this commit.
[1] - commit that fixes this issue:
>From 820d39f3c497df6c8e040b8dcc7c19eeaa312701 Mon Sep 17 00:00:00 2001
From: Carol L Soto
Date: Thu, 8 Oct 2015 15:26:15 +0300
Subject: net/mlx4_core: Avoid failing the interrupt
Public bug reported:
On ConnectX3 device we try to run self-test and it’s failed, also seen
that cause a FW reset.
Steps to reproduce:
~# ethtool -t ens2
The test result is FAIL
The test extra info:
Interrupt Test -16
Link Test0
Speed Test 0
Register Test0
Loopback Test0
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