[CentOS] 2 routes & 1 destinations

2013-11-14 Thread Mihamina RKTMB
Hi, At office, we have I ISPs. I want to lightly monitor each link latency in order to decide several routing. For that, I have only one external server: 1 IP, it's an OVH dedicated server. The quick picture is http://s24.postimg.org/n3436z64l/defaul_route.png Default route is via ISP1. If OVH

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread m . roth
Mauricio Tavares wrote: > On Thu, Nov 14, 2013 at 5:20 PM, wrote: >> Big question: what manufacturer, and what support chips? Most of our >> Dells have PERC 6xx or 7xx, which is good hardware RAID. We have several boxes >> with the Intel RAID on chip - aka fakeRAID. They are a *pain*, and we >>

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread Mauricio Tavares
On Thu, Nov 14, 2013 at 5:20 PM, wrote: > James B. Byrne wrote: >> On Thu, November 14, 2013 12:51, Reindl Harald wrote: >>> Am 14.11.2013 18:23, schrieb James B. Byrne: From what I have read it appears that the system disk must use RAID 1 if it uses RAID at all. >>> >> So, this is sayi

Re: [CentOS] Problem with X11 application and Nouveau driver

2013-11-14 Thread Akemi Yagi
On Thu, Nov 14, 2013 at 11:20 AM, Glenn Eychaner wrote: > Nvidia driver fixed the problem. Thank you El Repo! Where do I send you > $10? (Seriously. This saved me so much time.) > > -G. You can send a thank-you email to contact elrepo.org instead. :-) Akemi __

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread m . roth
James B. Byrne wrote: > On Thu, November 14, 2013 12:51, Reindl Harald wrote: >> Am 14.11.2013 18:23, schrieb James B. Byrne: >>> From what I have read it appears that the system disk must use RAID 1 >>> if it uses RAID at all. >> > So, this is saying, if I read it aright, that one can have multipl

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread James B. Byrne
On Thu, November 14, 2013 12:51, Reindl Harald wrote: > > > Am 14.11.2013 18:23, schrieb James B. Byrne: >> From what I have read it appears that the system disk must use RAID 1 if it >> uses RAID at all. > > no! > > /boot must be RAID1, see below > md0: /boot > md1: / > md2: /data > > [root@srv-r

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread m . roth
James B. Byrne wrote: > Arch = x86_64 > CentOS-6.4 > > We have a cold server with 32Gb RAM and 8 x 3TB SATA drives mounted in > hotswap cells. The intended purpose of this system is as an ERP application and > DBMS host. The ERP application will likely eventually have web access but at > the mome

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread John R Pierce
On 11/14/2013 12:52 PM, Mauricio Tavares wrote: >I do agree that for the amount of drives he has, raid10 seems to > be the way to go. That said, what about raid6? every random write has to read/modify/write 3 drives on raid6. raid6 rebuilds are painfully slow.raid6 write performance d

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread Mauricio Tavares
On Thu, Nov 14, 2013 at 1:04 PM, SilverTip257 wrote: > On Thu, Nov 14, 2013 at 12:23 PM, James B. Byrne wrote: > >> Arch = x86_64 >> CentOS-6.4 >> >> We have a cold server with 32Gb RAM and 8 x 3TB SATA drives mounted in >> hotswap >> cells. The intended purpose of this system is as an ERP applic

Re: [CentOS] Problem with X11 application and Nouveau driver

2013-11-14 Thread Glenn Eychaner
Nvidia driver fixed the problem. Thank you El Repo! Where do I send you $10? (Seriously. This saved me so much time.) -G. Nicolas Thierry-Mieg wrote: > If you just want an easy solution you could try the nvidia drivers from > elrepo. Start with nvidia-detect to find out which version you nee

Re: [CentOS] NFS hard mount

2013-11-14 Thread Les Mikesell
On Thu, Nov 14, 2013 at 11:59 AM, zGreenfelder wrote: > On Thu, Nov 14, 2013 at 5:34 AM, Rita wrote: >> Thanks for the detailed response. >> >> >> My problem is we have many NFS servers and clients. The client mounts to >> the servers using /net/serverA/dirA. When server A is decommissioned all >

Re: [CentOS] First Time Setting up RAID

2013-11-14 Thread SilverTip257
On Thu, Nov 14, 2013 at 12:23 PM, James B. Byrne wrote: > Arch = x86_64 > CentOS-6.4 > > We have a cold server with 32Gb RAM and 8 x 3TB SATA drives mounted in > hotswap > cells. The intended purpose of this system is as an ERP application and > DBMS > host. The ERP application will likely event

Re: [CentOS] NFS hard mount

2013-11-14 Thread zGreenfelder
On Thu, Nov 14, 2013 at 5:34 AM, Rita wrote: > Thanks for the detailed response. > > > My problem is we have many NFS servers and clients. The client mounts to > the servers using /net/serverA/dirA. When server A is decommissioned all > the clients hand on `df`. I was wondering if there is a clean

[CentOS] First Time Setting up RAID

2013-11-14 Thread James B. Byrne
Arch = x86_64 CentOS-6.4 We have a cold server with 32Gb RAM and 8 x 3TB SATA drives mounted in hotswap cells. The intended purpose of this system is as an ERP application and DBMS host. The ERP application will likely eventually have web access but at the moment only dedicated client applicatio

Re: [CentOS] NFS hard mount

2013-11-14 Thread John Doe
From: Rita > My problem is we have many NFS servers and clients. The client mounts to > the servers using /net/serverA/dirA. When server A is decommissioned all > the clients hand on `df`. I was wondering if there is a clean way to > unmount the server instead of rebooting clients (100+ clients).

[CentOS] CentOS-announce Digest, Vol 105, Issue 8

2013-11-14 Thread centos-announce-request
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Re: [CentOS] NFS hard mount

2013-11-14 Thread Rita
Thanks for the detailed response. My problem is we have many NFS servers and clients. The client mounts to the servers using /net/serverA/dirA. When server A is decommissioned all the clients hand on `df`. I was wondering if there is a clean way to unmount the server instead of rebooting clients