From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 30 Mar 2009 18:03:31 -0700 From: Stephen Hemminger Message-ID: <20090330180331.4d2307d7@nehalam> In-Reply-To: <950276.72949.qm@web8805.mail.in.yahoo.com> References: <950276.72949.qm@web8805.mail.in.yahoo.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Subject: Re: [Bridge] BRCTL is displaying only 32 bridge interfaces even /proc/net/dev is showing more then that List-Id: Linux Ethernet Bridging List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: rahul bhardwaj Cc: bridge@lists.linux-foundation.org On Fri, 20 Mar 2009 15:15:50 +0530 (IST) rahul bhardwaj wrote: > Hi All, > I am using Linux 2.6.15 kernel. I want to create 4094 bridge interface bu= t I am able to see only 32 bridge interfaces with the help of "brctl show".= I am able see other interfaces into /proc/net/dev but brctl is not showing= more then 32. It is also not allowing any operations (add/del) over those = interfaces. Is it correct behaviour or I have do some changes in some setti= ngs.=C2=A0 > Could anybody please help me in this?=C2=A0 >=20 2.6.15 is old, so I could well be wrong, but as I remember: The old interface (via ioctl) only had room for 32 bridges, so probably that was it. When interface changed to sysfs that was addressed.