Subject: Re: [PATCH v2] IPVS: logging sizeof(struct ip_vs_conn) on startup

From: Eric Dumazet <[email-masked]>
Date: Tue, 28 Jul 2009 07:38:53 +0200

Simon Horman a écrit :
> 
> Surprisingly its a very common question amongst users,
> because they want to know how much memory they need.
> It is of course all a bit silly, because the amount of
> memory used by the connection table is usually very small,
> but people still ask.
> 

If SLUB is used 

$ cat /sys/kernel/slab/ip_vs_conn/object_size

If SLAB is used, take fourth column of :

$ grep ip_vs_conn /proc/slabinfo

BTW these take into account L1 cache size alignment