RE: TCP Performance Graphs
Dude, the statement was that Luigi is in favor of _increasing_ the default size. How do you "extend his logic" to say it might as well be reduced to 4k? Please don't put words in people's mouths. Daniel "D-man" Manesajian > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Leo Bicknell > Sent: Friday, November 30, 2001 11:11 AM > To: Luigi Rizzo > Cc: [EMAIL PROTECTED] > Subject: Re: TCP Performance Graphs > > > On Fri, Nov 30, 2001 at 10:29:28AM -0800, Luigi Rizzo wrote: > > It is not a big deal to move the default to 32 or 64k, and I'd > > vote for that, but if a sysadmin is unable to have a look at this, > > then the problem is in the sysadmin, not in FreeBSD! > > I disagree, on two points: > > * Many people use FreeBSD as a desktop OS. Think the same people > who use Win98, but only slightly smarter. These people are > 'sysadmins' only in the sense that they have a root password. > When FreeBSD can't fill their DSL line and Linux can, they will > switch to Linux never knowing what the real problem was. > > * Most sysadmins shouldn't be bothered with this. People running > news or IRC servers, or huge (100+ box) web farms might know > these tricks, but the guy who sets up a server to dump 100k/sec > average of web pages shouldn't be bothered. > > To extend your logic, we might as well make it default to 4k, since > that is the most resource conservative, and anyone who cares will > increase it. > > -- >Leo Bicknell - [EMAIL PROTECTED] - CCIE 3440 > PGP keys at http://www.ufp.org/~bicknell/ > Read TMBG List - [EMAIL PROTECTED], www.tmbg.org > > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe freebsd-hackers" in the body of the message > To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message
RE: FreeBSD4.4, fxp, no net after ifconfig for ~50 seconds (fwd)
Seeing the tcpdump would be informative. D-man > -Original Message- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of David Kirchner > Sent: Tuesday, November 27, 2001 10:45 AM > To: [EMAIL PROTECTED] > Subject: FreeBSD4.4, fxp, no net after ifconfig for ~50 seconds (fwd) > > > Hi, > > This problem is still ongoing; unfortunately I haven't seen a reply about > it from questions. Maybe someone here knows what's up? > > -- Forwarded message -- > Date: Thu, 15 Nov 2001 13:08:38 -0800 (PST) > From: David Kirchner <[EMAIL PROTECTED]> > To: [EMAIL PROTECTED] > Subject: FreeBSD4.4, fxp, no net after ifconfig for ~50 seconds > > We've recently started using FreeBSD 4.4 for production servers, in an > environment where servers between 3.2 and 4.3 have had no trouble. > Starting with 4.4, the servers have been booting up without being able to > see the network for around 50 seconds. > > tcpdump indicates that the gateway isn't responding to the ARP request for > x.x.x.1 right away. However, the gateway responds immediately to ARP > requests from 3.2 through 4.3 machines. All other ARP requests are > responded to immediately (ie, other FreeBSD 3.2-4.4 servers, even before > the gateway responds) > > I was wondering if a) anyone else has been experiencing similar trouble, > and b) if anything non-obvious has changed in the way FreeBSD ARP request > packets are sent that would cause this? > > Our network runs on primarily Cisco hardware, and the servers are > connected to Catalyst (29xx I believe) switches. The gateway is a Cisco > somethingorother router. > > > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe freebsd-questions" in the body of the message > > > To Unsubscribe: send mail to [EMAIL PROTECTED] > with "unsubscribe freebsd-hackers" in the body of the message > To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-hackers" in the body of the message