linux-kernel - Re: Network activity after route changes

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:	Mon, 19 Apr 2010 11:14:16 +0300
From:	Oleg Kutkov <elenbert@...il.com>
To:	Matt <tank.en.mate@...il.com>, linux-kernel@...r.kernel.org
Subject: Re: Network activity after route changes

Thank, but this does not help me. Maybe it really my bug.

2010/4/18 Matt <tank.en.mate@...il.com>:
> On 18/04/10 12:15, Oleg Kutkov wrote:
>>
>> Hello.
>> I try to send and receive ethernet packets on very low level in my kernel
>> module.
>> When i change (add or delete entry) routin table (via route command) my
>> network is freeze for ~15 seconds and my application can't send and receive
>> any packets.
>> Is it normal or bug somewhere in my application?
>> Can i change this behavior of route system? Maybe change some timeouts, or
>> immediately flush route (rt_flush() ?) table?
>
> Depending on your routing configuration the change may be causing the
> problem. Have you tried flushing the route cache (as opposed to the main
> routing table)?
>
> # ip route flush table cache
>
> matt
>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/