Date: Mon, 4 Feb 2019 14:35:39 -0500 From: Farhan Khan <khanzf@gmail.com> To: freebsd-jail@freebsd.org Subject: Re: vnet NAT'd jails extremely slow, connection dies Message-ID: <CAFd4kYDHabjKQb_YwTU29PzhV-FKtoTxHTxOkU6MQw59rBEb4g@mail.gmail.com> In-Reply-To: <CAFd4kYCZVNAE1cPWqQKwVs3G-iDF130P4yuESV-5iN5bBL83DA@mail.gmail.com> References: <CAFd4kYCZVNAE1cPWqQKwVs3G-iDF130P4yuESV-5iN5bBL83DA@mail.gmail.com>
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On Mon, Feb 4, 2019 at 2:29 PM Farhan Khan <khanzf@gmail.com> wrote: > > Hi all, > > I have a jail NAT'd to a base system, but the connection is extremely > slow and frequently disconnects drops, whereas the base is fine has > perfectly fine connectivity. > > My configuration is as follows: > vtnet0: Has routeable IPv4 address and 172.16.0.1/16 > Jail uses epair4b, base has epair4a. Jail's IP is 172.16.0.5/16. > The base and jail can ping each other. > bridge0: contains vtnet0 and epair4a. > > I have gateway_enable="YES" > My pf.conf is as follows: > nat pass from 172.16.0.0/16 to any -> (vtnet0) > > When I try to run clamav, the connectivity stalls after a few minutes > and eventually disconnects. I ran tcpdump on the bridge and saw a lot > of HTTP seq and ack packets but no actual data. I am not using IPv6 > yet. > > Assistance please. > Thanks > -- > Farhan Khan > PGP Fingerprint: B28D 2726 E2BC A97E 3854 5ABE 9A9F 00BC D525 16EE Just to provide more context to my previous email, outside of the jail I can download the FreeBSD ISO installer image at 3 MBps. Within the jail it drops to 12KBps.
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