RE: RAM needed for DHCP + router?

2011-05-27 Thread Graeme Dargie
-Original Message- From: owner-freebsd-questi...@freebsd.org [mailto:owner-freebsd-questi...@freebsd.org] On Behalf Of Chris Hill Sent: 27 May 2011 02:16 To: Gary Gatten; Chuck Swiger Cc: 'questi...@freebsd.org' Subject: Re: RAM needed for DHCP + router? On Thu, 26 May 2011, Gary

Re: RAM needed for DHCP + router?

2011-05-27 Thread Daniel Staal
--As of May 26, 2011 7:46:10 PM -0400, Chris Hill is alleged to have said: I'm looking to build a NAT / DHCP box for a lab network for my company. My question is, how do I estimate the amount of RAM the machine will need? This box will be running isc-dhcpd, doing NAT either via natd or pf, and

Re: RAM needed for DHCP + router?

2011-05-27 Thread Jaime Kikpole
On Thu, May 26, 2011 at 7:46 PM, Chris Hill ch...@monochrome.org wrote: I'm looking to build a NAT / DHCP box for a lab network for my company. My question is, how do I estimate the amount of RAM the machine will need? FWIW, I can tell you some experiences that I've had. Example #1: At one

Re: RAM needed for DHCP + router?

2011-05-27 Thread Chris Hill
On Fri, 27 May 2011, Jaime Kikpole wrote: On Thu, May 26, 2011 at 7:46 PM, Chris Hill ch...@monochrome.org wrote: I'm looking to build a NAT / DHCP box for a lab network for my company. My question is, how do I estimate the amount of RAM the machine will need? FWIW, I can tell you some

Re: RAM needed for DHCP + router?

2011-05-26 Thread Chuck Swiger
On May 26, 2011, at 4:46 PM, Chris Hill wrote: I'm looking to build a NAT / DHCP box for a lab network for my company. My question is, how do I estimate the amount of RAM the machine will need? How many DHCP leases and NAT clients? ISC's DHCPd typically runs a few tens of MB unless you have

Re: RAM needed for DHCP + router?

2011-05-26 Thread Gary Gatten
Your biggest consumers would be FBSD itself and the routing tables. I *think* full internet routing tables are still less than 512MB, (google to check), so unless you have more routes than that - 512MB may work, 1GB most likely will. Too many unknowns, like; is this ipv4 only or 6 and 4

Re: RAM needed for DHCP + router?

2011-05-26 Thread Chris Hill
On Thu, 26 May 2011, Gary Gatten wrote: Your biggest consumers would be FBSD itself and the routing tables. I *think* full internet routing tables are still less than 512MB, (google to check), so unless you have more routes than that - 512MB may work, 1GB most likely will. Too many unknowns,