Date: Fri, 22 Feb 2019 18:03:21 +0100 From: Michael Grimm <trashcan@ellael.org> To: freebsd-net@freebsd.org Cc: freebsd-jail@freebsd.org Subject: Re: Performance issues with VNET/bridge/VLAN Message-ID: <355c746ae7ec884407299e2649283cfc@ellael.org> In-Reply-To: <9B0EC546-38E6-424E-9CC9-93F4C58B296F@punkt.de>
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Am 2019-02-22 11:31, schrieb Patrick M. Hausen: [x-posted to freebsd-jail@freebsd.org] > The machine is an iocage jail host, all jails with VNET. > > The problem is: network performance in the jails (not on the host!) is > abysmal > with the second setup. Not consistently so, everything *seems* to work > but e.g. a customer complained that checking out a project from github > happend at 15k/s … that’s when we started to investigate. [...] > *Any* idea what might be going on here? We use VNET all the same on all > the > hosts and it is still labelled „experimental", yes. But all the parts > that > make up the different setups - bridge(4), vlan(4) - have been in > FreeBSD > for ages. I’m just combining features orthogonally like every good > sysadmin ;-) > > If someone is willing to do some investigation, I think I can provide a > test > system and remote access … This sounds familiar to me, please have a look at the following two threads: https://lists.freebsd.org/pipermail/freebsd-jail/2019-February/003684.html https://lists.freebsd.org/pipermail/freebsd-net/2017-December/049470.html If your hosts run on cloud infrastructure odds are that the mentioned settings will work in your case. Regards, Michaelhelp
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