all lists on lists.proxmox.com
 help / color / mirror / Atom feed
From: Thomas Lamprecht <t.lamprecht@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>,
	wb <webmaster@jbsky.fr>
Subject: Re: [pve-devel] applied: [PATCH firewall] increase default nf_conntrack_max to kernel default
Date: Thu, 8 Jul 2021 09:51:08 +0200	[thread overview]
Message-ID: <8d425e41-53aa-ec3d-5473-da30011ca02e@proxmox.com> (raw)
In-Reply-To: <7c586e5ce8e90aa54f06b138fb4f4c02@mwinf5d29.me-wanadoo.net>

Hello Julien,

On 08.07.21 09:36, wb wrote:
> Hello Thomas,
> 
> Currently with Proxmox, I have a Kubernetes node running on LXC. However, I have encountered an issue on the Container Network Interface (CNI) side and in order for it to work, the parameter /proc/sys/net/netfilter/nf_conntrack_max must be raised.
> 
> You know that the container settings are managed by the hypervisor. However, something prevents to go above 262144. By searching a bit in your code, I found the limitation in Firewall.pm. I raised this value and the CNI works again.
> 
> The last change was in this commit that you made.
> https://lists.proxmox.com/pipermail/pve-devel/2019-October/039748.html
> 
> Is it possible to take into consideration the increase of this parameter in your code?
> 

FYI, you can already override that setting in the node firewall options in the web-interface,
if set manually that vaile will always be preferred, at least as long the value is bigger than
the default of 262144.

cheers,
Thomas




  reply	other threads:[~2021-07-08  7:51 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-08  7:36 wb
2021-07-08  7:51 ` Thomas Lamprecht [this message]
2021-07-08 20:01 ` alexandre derumier

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=8d425e41-53aa-ec3d-5473-da30011ca02e@proxmox.com \
    --to=t.lamprecht@proxmox.com \
    --cc=pve-devel@lists.proxmox.com \
    --cc=webmaster@jbsky.fr \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.
Service provided by Proxmox Server Solutions GmbH | Privacy | Legal