Re: [Phpgroupware-developers] Questions about phpGW : System requirements and limitations

[Dave Hall]

On Mon, 2004-09-27 at 01:59, Alex Borges wrote:
> Sigurd Nes wrote:
> 
> > Would you recommend kernel 2.4 over 2.6?
> >
> Thats a tough one really. Cause this guy is talking about using a a dual
> athlon 64 so, im not shure if 2.4 even runs properly (im shure it runs,
> but PROPERLY) on that. Plus, in dual processors, a well patched 2.6
> kernel is really supposed to be very superior.
> 
> In any case, it would probably be advisable to use a kernel from
> commercial distributions. Both suse for amd64 or redhat for the same
> would be fine. Im saying just the kernel, not the whole distro if you
> dont like them (although if you do, then by all means use em) . So id
> probably go with whatever those two are officialy shipping for the amd64
> 

Debian Sarge 2.6.7 kernel source works nice on AMD64s too.  I have it
running on quite a few boxes quite happily.  One little hack is need if
you are using initrd

Avoid 2.6.8 if possible

> 
> 
> > Sigurd
> >
> > alex b wrote:
> >
> >> Sorry for the html in the email, testing fckeditor wysiwyg + email 
> >> from phpgroupware :P
> >>
> >> Anyhow:
> >>
> >>             I’m the resident web wookiee and writing an in-house app 
> >> for handling the processes here.  There are a few options that I am 
> >> currently considering for ease of development and portability, one of 
> >> which is integrating with an existing CMS so I have all the neat-o 
> >> user management, calendar, contact management, and file management.  
> >> After looking through a few of the packages, I’ve decided on TikiWiki 
> >> and phpGroupWare… now, phpGW would be ideal because of the webcal 
> >> integration (TW is really difficult to read) but it pulls about 
> >> 16-20% load whenever first logging in and switching modules.  Main 
> >> thing I ask of the experienced devs is if offhand anyone could 
> >> provide a rough guesstimate of whether or not I should give phpGW a 
> >> shot:
> >>
> >> Im not shure about this webcal integration you speak of. You can read 
> >> ical from it yeah, but depending on what you need, there is non to a 
> >> lot hacking to do on that part.
> >>
> >>
> >> < style="font-style: italic;">
> >>
> >> Database Server  : Dual opteron > 244 w/ 4 gig ram RAID 5 - 320 (4 disk)
> >>
> >>  
> >>
> >> Intranet Web Server : 1.8 AMD / possibly 3GHz and maybe 1gb of memory 
> >> on it for measure
> >>
> >>  
> >>
> >>             There will be at the very least 70 employees hammering 
> >> away at it, mostly adding date/time stamps to entries after initially 
> >> pulling the server time and calculating a time-offset locally.  I 
> >> went looking for the official dev docs off of the website and most I 
> >> could come up with is the Hello World app, which is a good start, but 
> >> I am still left with a lot of questions.
> >>
> >>
> >> --------------------------
> >> Performance wise, youre nuts. This is  huge iron, you will have no 
> >> problem if:
> >> a) Use mmcache
> >> b) Tune your db properly (i use postgres, it does scale better)
> >> c) Use persistant db connections
> >> d) Use a decent nix (late linux 2.4,  late bsd)
> >>
> >> <>-------------------- 
> >>             Oh, and in addition, I gather the db for phpGW is already 
> >> optimized and indexed, or is that another tweak I can apply myself?
> >>
> >>  --------------
> >> You can still tweak it some by thinking about your usage patterns. 
> >> Double checking the preferences, config and session tables is 
> >> generaly a good idea.
> >>
> >>  
> >>
> >>  
> >>
> >> Thanks in advance,
> >>
> >>