From: ZZ (zurabz@gmail.com)
Date: Tue Dec 02 2008 - 12:22:01 ARST
Here is the answer from TAC:
The router crashed due to reaching the memory limit of the TCAM (256K).
Cheers,
ZZ
On Tue, Dec 2, 2008 at 9:18 AM, Pavel Bykov <slidersv@gmail.com> wrote:
> In theory of course, it should crash when limit is reached.
> But this is way hardware-specific, so as the others said - ask TAC this
> very same question.
>
> On Mon, Dec 1, 2008 at 5:01 PM, ZZ <zurabz@gmail.com> wrote:
>
>> Hello Experts,
>>
>> Need your help.
>>
>> I'm receiving full view on Cisco 7600 router. As you know by default
>> maximum-routes is 239K
>>
>> Router#sh mls cef maximum-routes
>> FIB TCAM maximum routes :
>> =======================
>> Current :-
>> -------
>> IPv4 - 239k
>> MPLS - 1k (default)
>> IPv6 + IP Multicast - 8k (default)
>> %MLSCEF-SP-4-FIB_EXCEPT
>>
>> Somehow the router crashed and on syslog file I saw this message.
>>
>> "%MLSCEF-SP-4-FIB_EXCEPTION_THRESHOLD: Hardware CEF entry usage is at 95%
>> capacity for IPv4 unicast protocol"
>>
>> Now I'm trying to figure out the main reason for the crash?
>> Do you expert think it was due to Hardware CEF THRESHOLD? If yes, can you
>> explain why?
>>
>>
>> Thanks in advance,
>> ZZ
>>
>>
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>
>
> --
> Pavel Bykov
> ----------------
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