Hi Gunther, "dynamic cam mode" is some kind of flow-switching, a stale feature from the late 90th. I don't think many people use this. Anyway the usage isn't recommended by Brocade at all and in a sane network design this feature should be swichted off.
Best regards, Jan On 28.04.2013 01:36, Gunther Stammwitz wrote: > Dear all, > > > > there was no useful feedback out of this community and yes, of course we > have rebooted after applying the setting.. > > There is a *firmware-bug* with *cam-mode ipv4 dynamic *where the > following warning appears in ones logs: “Warning: IPv4 Route ADD: CAM > entry creation FAILED” always occurs in ipv4 dynamic cam mode.” > > > > I found out that the XMR-MLX 5.3-tree is completely broken and have > tested 5300c, 5300d and the latest 5300e. > > The 5.4tree seems to be broken too, at least 5400b is broken while I > could not yet test 5400c. > > àThe _only stable version seems to be 5200h_ out of the 5.2-tree, > earlier versions are also broken. > > > > I have seen in the change log of 5200h that several cam-related bugs > have been closed with “DEFECT000427885” but I cannot find these fixes in > either 5300e or 5400c… which makes sense, because these versions show > the problem mentioned above. > > > > Does anyone have an idea why foundry is not able to fix this bug?!? > > Gunther > > > > > > > > > *Von:*[email protected] > [mailto:[email protected]] *Im Auftrag von *Gunther > Stammwitz > *Gesendet:* Samstag, 15. Dezember 2012 01:22 > *An:* [email protected] > *Betreff:* [f-nsp] Problem with dynamic cam-mode on netiron mlx 5.3.00d: > "Warning: IPv4 Route ADD: CAM entry creation FAILED" > > > > Dear colleagues, > > > > has someone else seen problems with dynamic cam mode on the netiron mlx? > I have upgraded the system to 5.3.00d and switched from static to > dynamic cam mode at the same time. > > > > From time to time I can see the following WARNING in the system log: > “*Warning: IPv4 Route ADD: CAM entry creation FAILED*”. > Does anyone know why this is happening and if the router tries to > program the problematic entry into the cam again or is it getting lost? > > > > Has anyone else seen these problems before – if so: which version are > you running? > > Is anyone running *dynamic cam-mode* without problems? If so: which > version is running fine? > > This router is running bgp4 with full tables and two feeds and pushes > about 3 gigabit per second on a NI-MLX-1Gx20-SFP-linecard in slot1. > > > > > >>show cam-partition brief > > CAM partitioning profile: ipv4-ipv6-2 > > Slot 1 XPP20SP 0: > > # of CAM device = 3 > > Total CAM Size = 524288 entries (36Mbits) > > IP: Raw Size 491520, User Size 491520(0 reserved) > > Subpartition 0: Raw Size 2048, User Size 2048, (0 reserved) > > Subpartition 1: Raw Size 448283, User Size 448283, (0 reserved) > > Subpartition 2: Raw Size 35001, User Size 35001, (0 reserved) > > Subpartition 3: Raw Size 4819, User Size 4819, (0 reserved) > > Subpartition 4: Raw Size 729, User Size 729, (0 reserved) > > […] > > > > > >>show cpu lp 1 > > SLOT #: LP CPU UTILIZATION in %: > > in 1 second: in 5 seconds: in 60 seconds: in 300 seconds: > > 1: 8 8 8 8 > > > > > > Kind regards > > Gunther > > > > > > _______________________________________________ > foundry-nsp mailing list > [email protected] > http://puck.nether.net/mailman/listinfo/foundry-nsp > -- Jan Sandmaier Network Engineer 1&1 Internet AG Brauerstraße 48 DE-76135 Karlsruhe Telefon: +49 721 91374 4213 E-Mail: [email protected] Web: www.1und1.de Amtsgericht Montabaur / HRB 6484 Vorstände: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich, Robert Hoffmann, Andreas Hofmann, Markus Huhn, Hans-Henning Kettler, Dr. Oliver Mauss, Jan Oetjen, Martin Witt, Christian Würst Aufsichtsratsvorsitzender: Michael Scheeren Member of United Internet Diese E-Mail kann vertrauliche und/oder gesetzlich geschützte Informationen enthalten. Wenn Sie nicht der bestimmungsgemäße Adressat sind oder diese E-Mail irrtümlich erhalten haben, unterrichten Sie bitte den Absender und vernichten Sie diese E-Mail. Anderen als dem bestimmungsgemäßen Adressaten ist es untersagt, diese E-Mail zu speichern, weiterzuleiten oder ihren Inhalt auf welche Weise auch immer zu verwenden. This E-mail may contain confidential and/or privileged information. If you are not the intended recipient of this E-mail, you are hereby notified that saving, distribution or use of the content of this E-mail in any way is prohibited. If you have received this E-mail in error, please notify the sender and delete the E-mail. Vorstand: Henning Ahlert, Ralph Dommermuth, Matthias Ehrlich, Thomas Gottschlich, Robert Hoffmann, Markus Huhn, Hans-Henning Kettler, Dr. Oliver Mauss, Jan Oetjen. Aufsichtsratsvorsitzender: Michael Scheeren _______________________________________________ foundry-nsp mailing list [email protected] http://puck.nether.net/mailman/listinfo/foundry-nsp
