"dst cache overflow"

Hello!

 size   IN: hit     tot    mc no_rt bcast madst masrc  OUT: hit     tot     mc 
GC:tot ignore gmiss dstof HLS:in    out
10501       593     339     0     0     0     0     0       250      24      0
   362    360     2     0    229     48


The number of packets that hits the route hash is about the same as the
number of packets that misses it. (hit/tot)

Either your route hash is so small in that case increase rhash_entries. 
Or you are receiving a DoS attack.

I've sent a new version rtstat to Stepfen Hemminger.
ftp://robur.slu.se/pub/Linux/net-development/rt_cache_stat/rtstat.c


						--ro