Re: [CentOS] default gateway outside of the LAN

2012-08-19 Thread Gordon Messmer
On 08/17/2012 06:50 AM, James Hogarth wrote: This somewhat describes the situation: http://www.adminsehow.com/2011/09/gateway-on-a-different-subnet-on-linux/ That still describes a configuration where the gateway is in a local broadcast domain. It's impossible to create a route via a host

Re: [CentOS] KVM Setup for Win7 Pro on CentOS 5.x

2012-08-19 Thread Gordon Messmer
On 08/17/2012 03:06 PM, Bill Campbell wrote: I got things installed yesterday, adding a routed network section using virt-manager linked to the private interface, eth1. I left the default NAT interface as-is. That won't do what you want. If you want other machines on the LAN to be able to

Re: [CentOS] KVM Setup for Win7 Pro on CentOS 5.x

2012-08-19 Thread Gordon Messmer
On 08/16/2012 09:36 AM, Bill Campbell wrote: I assume that I can replace /var/lib/libvirt/images with a symlink to another file system with adequate space. Would it be safe to symlink the entire /var/lib/libvrt directory to another file system? As has been pointed out, SELinux may prevent

Re: [CentOS] vi defaults in 6.x

2012-08-19 Thread Gordon Messmer
On 08/16/2012 04:55 PM, SilverTip257 wrote: vi is generally a symlink to vim these days. Actually, it's a shell alias. And then, only if vim is installed, which it isn't in some configurations. IIRC, desktop systems have him by default, but server installations do not.

Re: [CentOS] vi defaults in 6.x

2012-08-19 Thread Les Mikesell
On Sun, Aug 19, 2012 at 2:31 AM, Gordon Messmer yiny...@eburg.com wrote: On 08/16/2012 04:55 PM, SilverTip257 wrote: vi is generally a symlink to vim these days. Actually, it's a shell alias. And then, only if vim is installed, which it isn't in some configurations. IIRC, desktop systems

Re: [CentOS] 6.3 missing updates and packages

2012-08-19 Thread Leonard den Ottolander
Hello Akemi, On Sat, 2012-08-18 at 11:52 -0700, Akemi Yagi wrote: Producing an accurate list of missing packages is tricky -- mainly because you need access to RHN. Even though RHN of course is the ultimate resource you can get pretty far by just checking the Technical notes for 6.1, 6.2 and

[CentOS] LVM overhead? Does it cripple I/O?

2012-08-19 Thread Smithies, Russell
For a high-performance system (64-cores, 512GB RAM, 5TB local disk, 110TB NFS-mounted storage) is there any advantage of dropping lvm and mounting partitions directly? We're not planning on changing partition sizes, but if we did we'd probably do a full rebuild. Has anyone done performance

Re: [CentOS] LVM overhead? Does it cripple I/O?

2012-08-19 Thread Nux!
On 19.08.2012 23:16, Smithies, Russell wrote: For a high-performance system (64-cores, 512GB RAM, 5TB local disk, 110TB NFS-mounted storage) is there any advantage of dropping lvm and mounting partitions directly? We're not planning on changing partition sizes, but if we did we'd probably do

Re: [CentOS] LVM overhead? Does it cripple I/O?

2012-08-19 Thread John R Pierce
On 08/19/12 3:16 PM, Smithies, Russell wrote: For a high-performance system (64-cores, 512GB RAM, 5TB local disk, 110TB NFS-mounted storage) is there any advantage of dropping lvm and mounting partitions directly? We're not planning on changing partition sizes, but if we did we'd probably

Re: [CentOS] KVM Setup for Win7 Pro on CentOS 5.x

2012-08-19 Thread Gordon Messmer
On 08/18/2012 02:57 PM, Theo Band wrote: Do you have iptables enabled? If so add a rule for the bridge as well. Red Hat's documentation covers that. Administrators have two options. They can add an iptables rule that allows traffic, or they can configure the bridged traffic to not pass

Re: [CentOS] KVM Setup for Win7 Pro on CentOS 5.x

2012-08-19 Thread Gordon Messmer
On 08/18/2012 04:43 AM, skull wrote: I am not sure about your issue, but here is how i make my bridges: http://www.darktemple.ch/wiki/doku.php?id=linux:kvm#network_bridging That seems far more complicated than the vendor's documentation. Is there a reason that you use that method?

[CentOS] better securing files on files servers

2012-08-19 Thread Gregory Machin
Hi. I have a couple of questions : I have inherited a file server that provides Samba and NFS file shares. We use a combination on file system acls and posix permissions . I'm looking to better secure access to the files by trimming some of the permissions etc. 1) What services could break if