World: r3wp
[Linux] group for linux REBOL users
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DanielSz 9-Oct-2007 [1813x2] | Looks like Claws is the contender after all |
I happen to run a server, so I might set up an IMAP server to store all my mail, it is the ultimate geek solution. | |
btiffin 15-Oct-2007 [1815] | Read this page from Eric Raymond's Art of Unix Programming. The part about Unix is Fun to Hack. I think it may explain why I feel an affinity to drag people to Linux (kicking and screaming until the aaahh, thanks). His whole book is a wonderous read, but for now... http://www.faqs.org/docs/artu/ch01s05.html#id2873078 Same applies to REBOL. Serious suits don't want engineers having fun. But fun work is good work and yet 40 years later that lesson still hasn't sunk in for mainstream development. Sad clowns. :) |
Robert 22-Dec-2007 [1816x4] | Guys, I need your advice. I want to setup a new version of my dedicated server,because I'm currently running RH7.2 and it's really dated... |
But I want to do it a bit different these days. I want use a totally stripped down Debian with XEN support. Any further server applications like web-server, mail-server, xpeers etc. will go into one or more virtual machines. | |
With this setup upgrading hardware should be easy. | |
Where do I get a minimal Debian ISO with XEN installed from? Any links? I did a search already but was not so successful with it. | |
Kaj 22-Dec-2007 [1820x3] | Dunno, but I'm offering another minimal Linux server distro set up for virtualisation ;-) |
I think the Debian people would say that any Debian ISO is a minimal one. If you do a custom server install, you can easily start with the minimum and just add Xen | |
Alternatively, you could run your server tasks on Amazon EC2, which is also Xen | |
TomBon 22-Dec-2007 [1823x4] | http://www.eisxen.org/ |
easy to create template driven new guest's, easy to admin and very stable... | |
the guest template is based on -> http://www.eisfair.org/ | |
no overhead, very lean and fast - another fine construct is ubuntu-xen with jeos guest and webmin for admin tasks | |
Robert 22-Dec-2007 [1827] | Tom, thanks for the link. I took a short look and this looks very promising. Will take a deeper look. |
Robert 23-Dec-2007 [1828x2] | Kaj, any link to the distro? |
EC2: Yes, the problem is that you can't save a state. So EC2 is more for serve-only stuff but not for interaction and state storing. At least that's how I understand it. | |
Kaj 23-Dec-2007 [1830x5] | There are Syllable Server announcements on our front page: |
http://syllable.org | |
The instructions for the latest version is here: | |
http://downloads.syllable.org/Linux/i686/systems/Server/0.2/README-SyllableServer-0.2.txt | |
Regarding EC2: yes, you have to do persistent storage outside of EC2. The logical choice for that is Amazon S3. You can install an S3 driver for the FUSE filesystem on Linux and use it transparently, if you keep the performance characteristics in mind | |
Robert 24-Dec-2007 [1835x3] | Yes, I know. But what I didn't got yet, is how do I make the whole FS using S3? IMO a special version of Linux is required that uses S3 only, nothing else. Otherwise I can't use EC2 as I would use a normal machine. |
Syllable: Well, for me a server distro doesn't need to have graphics, sound etc. Just plain minimum server, virtualization enabled, SSH for remote access and a simple way to add more packages. | |
Most distros are just to big, or contain that many things I don't need. Maybe Debian is the best choice. Starting with a total bare minimum. | |
Kaj 24-Dec-2007 [1838x5] | Syllable Server doesn't have graphics, sound, etc. beyond just the standard audio system that comes with the Linux kernel and the lightweight DirectFB and SDL libraries. You need SDL to run QEmu, which we include to do virtualisation. You can still run QEmu as a daemon and control it remotely, via VNC for example |
There's no way to boot a Linux from S3 except the way it already works: you store your virtual machine image on S3 and EC2 starts it from there | |
The only thing that's required is Amazon's Linux kernel: you can define all the rest of the Linux system yourself. You could boot the very minimum off the EC2 image to mount S3 as a filesystem and then continue booting the base system from S3, but it would make no sense. Once the image is loaded by EC2 it has much higher performance than accessing S3 over the network | |
S3's role in this mix is to persist your data, and mounting it as a filesystem is as transparent as you can get | |
If you mean that you don't want to use EC2, then that's fine, too. If you install the S3 filesystem on a local Linux system, you can use it from there | |
Reichart 24-Dec-2007 [1843] | Cool stuff… I don't find either QuickTime or Flash to be quite as pervasive as everyone would like to think. We have found bugs amongst about 50% of the Mac users trying to display Flash media, and about 20% of PCs have some sort of trouble with QuickTime (not the least being they have not downloaded it yet). The fact that Apple only supports Flash 4 is a pain. I wish they could simple confirm their was no security holes, and that installation from all browns (like all four) was truly just a confirmation box. Some times I will go to upgrade someone, and I will even be forced to reboot. Deep shame. |
Oldes 25-Dec-2007 [1844] | I was trying to run rebface on server but got error that cannot find libX11.so.6 which should be available. In which locations is Rebol looking for libraries? |
Kaj 25-Dec-2007 [1845] | You mean Syllable Server? It doesn't have X11 |
Oldes 25-Dec-2007 [1846x2] | no, debian |
apt-get install libx11-6 returns: libx11-6 is already the newest version. 0 upgraded, 0 newly installed, 0 to remove and 7 not upgraded. | |
Kaj 25-Dec-2007 [1848] | REBOL is not looking in any particular place. Are you sure X11 is installed on that system? |
Oldes 25-Dec-2007 [1849] | is it possible that I don't have permissions to link these libraries? |
Kaj 25-Dec-2007 [1850x2] | Usually in this case, an older X11 library needs to be installed as well. But you can do: |
ldd rebface | |
Oldes 25-Dec-2007 [1852] | I was trying that.. it returns that cannot find the library |
Kaj 25-Dec-2007 [1853x3] | Unlikely. Loading libraries is just read-only |
libx11-6 may not be the package that includes libX11.so.6. Those numbers don't usually have that relationship | |
What libraries does ldd say are missing? | |
Oldes 25-Dec-2007 [1856x2] | linux-gate.so.1 => (0xffffe000) libX11.so.6 => not found libXext.so.6 => not found libXt.so.6 => not found libXaw.so.7 => not found libXmu.so.6 => not found libstdc++.so.5 => not found libfreetype.so.6 => not found libm.so.6 => /lib32/libm.so.6 (0xf7f3c000) libdl.so.2 => /lib32/libdl.so.2 (0xf7f37000) libgcc_s.so.1 => not found libc.so.6 => /lib32/libc.so.6 (0xf7e0c000) /lib/ld-linux.so.2 (0xf7f69000) |
there is quite a lot of them:) | |
Kaj 25-Dec-2007 [1858x2] | It can't even find the GCC, C++ and FreeType libraries |
They must not be installed somehow. It looks like a bare server system without even C++ | |
Oldes 25-Dec-2007 [1860] | it is just a server |
Kaj 25-Dec-2007 [1861x2] | That means very little |
You have to install those libraries. Standard procedure | |
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