[c-nsp] Help with hardware routing table error

Christian Koch ckoch at globix.com
Fri Sep 29 10:46:08 EDT 2006


Hi All,

Receiving this error  

Sep 29 15:43:21 GMT: %GENERAL-3-EREVENT: HWCEF: Failed to alloc Mtrie HW
node
-Traceback= 6008BCC8 6008CAFC 6008CFA4 6008E95C 601D6014 601D9034
601E1648 601E9BB0 6041C36C 603EF9BC 603F2530 60812CF8 6081381C 6089FC90
608138B8 607EA110
hgw1.lhr3#           

Cisco's answer...


 When a Cisco 10720 Internet Router loads a large routing table, the
following error message may appear:
%GENERAL-3-EREVENT: HWCEF: Failed to alloc Mtrie HW node

This means that the Mtrie IP lookup algorithm used in Cisco Express
Forwarding (CEF) failed to allocate sufficient memory. This error
happens when a full Internet table that consists of approximately 100K
or more of sparsely distributed routes is added to the hardware
forwarding table.

Workaround: There is no known workaroun 

Any ideas what I can do, without reloading this router??

Christian


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