Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-19 Thread Shawn McMahon
-Original Message- From: Peter Mutsaers [EMAIL PROTECTED] To: Peter Chen [EMAIL PROTECTED] Cc: [EMAIL PROTECTED] [EMAIL PROTECTED] Date: Friday, May 15, 1998 5:23 PM Subject: Re: Advice for 4000 mail users on a Red Hat 5.0 box Hotmail also uses FreeBSD (even after Microsoft bought

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-19 Thread Bill McClendon
Mike, Sorry. There is no intent to ignore the procedures. It would appear the lab person has not ordered them in a timely manner. I'm taking care of it. Bill Quoting Chuck Carson: Linux can out perform NT maybe, but Solaris? That is like comparing a GEO Metro to a Mercedes Benz

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-18 Thread David Masterson
"Tony" == Tony Wells [EMAIL PROTECTED] writes: Another point to consider is that you should install multiple boxen. Taking James' comments a step further - the extra boxes will be paid for by not having to buy Microsoft Exchange! If you look at the business case, comparing

Re: kernel performance and robustness, Solaris vs. Linux (was Re: Advice for 4000 mail users on a Red Hat 5.0 box)

1998-05-17 Thread Peter Mutsaers
On 16 May 1998 05:14:23 -, Eric Smith [EMAIL PROTECTED] said: ES "Chuck Carson" [EMAIL PROTECTED] wrote: The only reason linux is so popular is it is free and most of the software is free. Solaris has a far more robust kernel ES I beg to differ. Solaris has a huge

Re: kernel performance and robustness, Solaris vs. Linux (was Re: Advice for 4000 mail users on a Red Hat 5.0 box)

1998-05-17 Thread Eric Smith
I wrote: I beg to differ. Solaris has a huge bloated inefficient pig of a kernel as compared to Linux. They do wacky things like Peter Mutsaers [EMAIL PROTECTED] replied: We just bought some SUN Ultra's with Solaris 2.6. The Ultra's have only 64MB of RAM, but still I find them very

Re: kernel performance and robustness, Solaris vs. Linux (was Re: Advice for 4000 mail users on a Red Hat 5.0 box)

1998-05-17 Thread William T Wilson
On 17 May 1998, Peter Mutsaers wrote: We just bought some SUN Ultra's with Solaris 2.6. The Ultra's have only 64MB of RAM, but still I find them very efficient. It's a bit of an exaggeration to say that Solaris requires 128MB to do anything useful, it runs very nicely in 64MB, maybe 32MB if

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-17 Thread William T Wilson
On Fri, 15 May 1998, Peter Chen wrote: I can't find a qmail SRPM or RPM package. Moreover, since I don't have much There isn't any. The qmail author permits free use of the program, but won't allow redistribution of it. So you have to get it from him. (Well, now he allows redistribution,

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Eric Smith
"Peter Chen" [EMAIL PROTECTED] wrote: I can't find a qmail SRPM or RPM package. Moreover, since I don't have much experience with qmail, I don't want to lose my job and Linux's reputation as well. But I might switch to qmail after the mail server is up and running. Hmmm... I couldn't ever

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Chris Evans
On 16 May 1998, Peter Mutsaers wrote: Hmm, I cannot speak of all variants of hardware, but on my computer (64MB RAM, P200, SCSI NCR 815) there's a significant difference in favour of FreeBSD w.r.t. performance, especially when doing some memory intensive things at the same time. Indeed.

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Tony Wells
Another point to consider is that you should install multiple boxen. Taking James' comments a step further - the extra boxes will be paid for by not having to buy Microsoft Exchange! If you look at the business case, comparing functionality, extra resilience and so on, I think you'll find

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Dave Wreski
The Linux vs. Solaris on UltraSparc benchmark comparisions are lying around on the web somewhere. A semi-inteligent search on yahoo, etc. should find it. ftp://vger.rutgers.edu/pub/linux/Sparc/ultrapenguin-1.0/HTML/lmbench.txt -- PLEASE read the Red Hat FAQ, Tips, Errata and the MAILING

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Steve Glines
Bob Drzyzgula wrote: On Fri, May 15, 1998 at 08:53:36PM -0400, Steve Glines wrote: Actually Linux or free BDS can easely handle over 1 pop3 users. We use 2 incomming systems for anti-spam etc, 2 hosts for pop mail reading/www etc, and 2 outgoing systems to service 15000 users. Our

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-16 Thread Steve Glines
Peter Chen wrote: Dear Steve Sorry, just now I asked Bob instead of you the following questions: What are you using for SMTP? qmail or sendmail or something? Sendmail 8.8 What are you using for POP3? qpopper or what? qpopper And do you hash your /var/spool/mail directory? Something

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Peter Chen
Can you just increase NR_TASKS in linux/include/tasks.h and nothing else? Somebody said you can increase file-max and inode-max in /proc/sys/kernel to 8192, but never mentioned about modifying the kernel source and recompiling. Is this possible? Regards Peter At 01:20 PM 5/15/98 +0100, Chris

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread William T Wilson
On 16 May 1998, Peter Mutsaers wrote: No, but you'd better use FreeBSD for such a task. While Linux may be nicer for a personal workstation, as a serious server FreeBSD offers more performance and stability. This is no longer true. Hasn't been true for two years. Both FreeBSD and Linux are

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Earl Sammons
Peter, I think most of your questions have been covered but I'll give you my 2 cents from experience. I run a mail server for an isp w/ over 4k mail spools. One thing that helped us out that both cucipop (for sure) and qpopper (so I'm told) will let you do is to hash /var/spool/mail so as not

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Chuck Carson
, 1998 7:15 PM Subject: Re: Advice for 4000 mail users on a Red Hat 5.0 box On Fri, 15 May 1998 19:01:08 -0400 (EDT), William T Wilson [EMAIL PROTECTED] said: WTW On 16 May 1998, Peter Mutsaers wrote: No, but you'd better use FreeBSD for such a task. While Linux may be nicer

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread William T Wilson
On Fri, 15 May 1998, Chuck Carson wrote: Linux can out perform NT maybe, but Solaris? That is like comparing a GEO Metro to a Mercedes Benz IMHO. It's more like comparing a Camaro to a Mercedes. One of them might be nice and comfy, but the other is just as fast and soups up a lot easier.

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Chris Evans
On Fri, 15 May 1998, Peter Chen wrote: Dear All Currently our ISP's Solaris server is hosting all the 4000+ email accounts for our staff and clients. Recently the management wants to move all the email accounts in-house for better control and confidentiality, but doesn't want to pay a

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Peter Mutsaers
On Fri, 15 May 1998 15:55:41 +0800, Peter Chen [EMAIL PROTECTED] said: PC Currently our ISP's Solaris server is hosting all the 4000+ PC email accounts for our staff and clients. Recently the PC management wants to move all the email accounts in-house for PC better control and

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Bob Drzyzgula
On Fri, May 15, 1998 at 08:53:36PM -0400, Steve Glines wrote: Actually Linux or free BDS can easely handle over 1 pop3 users. We use 2 incomming systems for anti-spam etc, 2 hosts for pop mail reading/www etc, and 2 outgoing systems to service 15000 users. Our systems don't breath very

Re: Advice for 4000 mail users on a Red Hat 5.0 box

1998-05-15 Thread Peter Chen
Dear Bob What are you using for SMTP? qmail or sendmail or something? What are you using for POP3? qpopper or what? And do you hash your /var/spool/mail directory? Something like /var/spool/mail/f/o/foo mailbox for foo? Regards Peter At 09:06 PM 5/15/98 -0400, Bob Drzyzgula wrote: On Fri, May