Re: [CentOS] network raid file system/server

2007-06-22 Thread Francois Caen
On 6/13/07, Farkas Levente <[EMAIL PROTECTED]> wrote: it's someting a big network raid5-6... storage where we have about 40 I saw a presentation from the guy behind mogilefs. It sounds exactly like what you're looking for. -- Francois Caen ___ CentOS m

Re: [CentOS] network raid file system/server

2007-06-19 Thread Feizhou
James Fidell wrote: Feizhou wrote: In this scenario, iscsi provides the devices remotely and the server handles the raiding of the devices. can you explain it a bit more detailed? The boxes with disks are now just 'disk servers' and those disks are exported to the servers that will provide t

Re: [CentOS] network raid file system/server

2007-06-19 Thread James Fidell
Feizhou wrote: > In this scenario, iscsi provides the devices remotely and the server > handles the raiding of the devices. > >> can you explain it a bit more detailed? > > The boxes with disks are now just 'disk servers' and those disks are > exported to the servers that will provide the filesy

Re: [CentOS] network raid file system/server

2007-06-14 Thread Feizhou
Farkas Levente wrote: Petr "Qaxi" Klíma wrote: Farkas Levente napsal(a): hi, we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to create one big file server on these server hard disks and we'd like to create it in a redundant way ie: - if one (or more) of the hdd or server fails the

Re: [CentOS] network raid file system/server

2007-06-14 Thread Luciano Rocha
On Thu, Jun 14, 2007 at 11:35:30PM +0200, Farkas Levente wrote: > afaik ocsf2 is not redundant:-( It isn't redundant per se, but it allows you to access a shared storage (hardware that supports it or network raid as I explained in my other mail) simultaneously in multiple servers. Thus, you can ha

Re: [CentOS] network raid file system/server

2007-06-14 Thread Luciano Rocha
On Thu, Jun 14, 2007 at 11:39:12PM +0200, Farkas Levente wrote: > Luciano Rocha wrote: > > On Thu, Jun 14, 2007 at 01:43:22PM +0200, Peter Kjellstrom wrote: > >> On Wednesday 13 June 2007, Antonio da Silva Martins Junior wrote: > >>> Hi Farkas, > >>> > >>> I think a start is to look on PVFS2 (www

Re: [CentOS] network raid file system/server

2007-06-14 Thread Farkas Levente
Petr "Qaxi" Klíma wrote: > Farkas Levente napsal(a): >> hi, >> we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to create >> one big file server on these server hard disks and we'd like to create >> it in a redundant way ie: >> - if one (or more) of the hdd or server fails the whole fi

Re: [CentOS] network raid file system/server

2007-06-14 Thread Farkas Levente
Luciano Rocha wrote: > On Thu, Jun 14, 2007 at 01:43:22PM +0200, Peter Kjellstrom wrote: >> On Wednesday 13 June 2007, Antonio da Silva Martins Junior wrote: >>> Hi Farkas, >>> >>> I think a start is to look on PVFS2 (www.pvfs.org). >>> >>> Or maybe using nbd and softwareraid ??? >> Neither wil

Re: [CentOS] network raid file system/server

2007-06-14 Thread Farkas Levente
Antonio da Silva Martins Junior wrote: > - "Farkas Levente" <[EMAIL PROTECTED]> escreveu: >> we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to >> create one big file server on these server hard disks and we'd like to >> create it in a redundant way ie: >> - if one (or more) of th

Re: [CentOS] network raid file system/server

2007-06-14 Thread Farkas Levente
afaik ocsf2 is not redundant:-( [EMAIL PROTECTED] wrote: > Hi, > > Well, you can take a look around at Oracle Cluster File System. > I've been using it, for a while, and so far so good. > It's free, runs on top of Linux, and despite it's name , it's not a file > system only for Oracle apps, and

Re: [CentOS] network raid file system/server

2007-06-14 Thread Petr \"Qaxi\" Klíma
Farkas Levente napsal(a): hi, we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to create one big file server on these server hard disks and we'd like to create it in a redundant way ie: - if one (or more) of the hdd or server fails the whole filesystem still usable and consistent. -

Re: [CentOS] network raid file system/server

2007-06-14 Thread Luciano Rocha
On Thu, Jun 14, 2007 at 01:43:22PM +0200, Peter Kjellstrom wrote: > On Wednesday 13 June 2007, Antonio da Silva Martins Junior wrote: > > Hi Farkas, > > > > I think a start is to look on PVFS2 (www.pvfs.org). > > > > Or maybe using nbd and softwareraid ??? > > Neither will eliminate servers an

Re: [CentOS] network raid file system/server

2007-06-14 Thread bruno . sousa
Hi, Well, you can take a look around at Oracle Cluster File System. I've been using it, for a while, and so far so good. It's free, runs on top of Linux, and despite it's name , it's not a file system only for Oracle apps, and it's part of the kernel since version 2.6.16 . Check it at http://oss

Re: [CentOS] network raid file system/server

2007-06-14 Thread Peter Kjellstrom
On Wednesday 13 June 2007, Antonio da Silva Martins Junior wrote: > - "Farkas Levente" <[EMAIL PROTECTED]> escreveu: > > we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to > > create one big file server on these server hard disks and we'd like to > > create it in a redundant way i

Re: [CentOS] network raid file system/server

2007-06-13 Thread Antonio da Silva Martins Junior
- "Farkas Levente" <[EMAIL PROTECTED]> escreveu: > we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to > create one big file server on these server hard disks and we'd like to > create it in a redundant way ie: > - if one (or more) of the hdd or server fails the whole filesystem >

Re: [CentOS] network raid file system/server

2007-06-13 Thread Bazooka Joe
I have never done this but this is where I would start 1 - raid - hardware/software scsi/ide - depending on your money/needs (personally I like software w/ sata drives) 2 - 2 servers 3 - network raid 1 or rsync 4 - heartbeat to switch the servers when one goes down. http://lcic.org/ha.html On 6

[CentOS] network raid file system/server

2007-06-13 Thread Farkas Levente
hi, we've a few 10-20 server in a lan each has 4-8 hdd. we'd like to create one big file server on these server hard disks and we'd like to create it in a redundant way ie: - if one (or more) of the hdd or server fails the whole filesystem still usable and consistent. - any server in this farm can