Re: Debian and SAN support

2004-02-13 Thread Robin Vley
On Tue, 10 Feb 2004 21:22:46 +0100, J.J. van Gorkum wrote: >Yes, a big one : NFS is non-atomic in it's writing... > >A write action to the (NFS) disk can be interrupted (normal behaviour in >the NFS world). So when the software (even the disk driver) reports that >the data is written to the disk t

Re: Debian and SAN support

2004-02-13 Thread Robin Vley
On Tue, 10 Feb 2004 21:22:46 +0100, J.J. van Gorkum wrote: >Yes, a big one : NFS is non-atomic in it's writing... > >A write action to the (NFS) disk can be interrupted (normal behaviour in >the NFS world). So when the software (even the disk driver) reports that >the data is written to the disk t

Re: Debian and SAN support

2004-02-12 Thread Jose Alberto Guzman
George Georgalis wrote: On Tue, Feb 10, 2004 at 01:32:44PM -0700, Michael Loftis wrote: --On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" <[EMAIL PROTECTED]> wrote: Yes, a big one : NFS is non-atomic in it's writing... A write action to the (NFS) disk can be interrupted (normal behavi

Re: Debian and SAN support

2004-02-12 Thread Oliver Hitz
On 10 Feb 2004, Robin Vley wrote: > I was actually thinking of building a fileserver running with a SCSI > RAID5 array in it, and then just NFS the share out to a couple of > webserver frontends. Anyone using such a solution, or am I overlooking > something completely here? Round robin DNS, combine

Re: Debian and SAN support

2004-02-12 Thread George Georgalis
On Tue, Feb 10, 2004 at 01:32:44PM -0700, Michael Loftis wrote: > > >--On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" ><[EMAIL PROTECTED]> wrote: >>Yes, a big one : NFS is non-atomic in it's writing... >> >>A write action to the (NFS) disk can be interrupted (normal behaviour in >>the

Re: Debian and SAN support

2004-02-12 Thread Jose Alberto Guzman
George Georgalis wrote: On Tue, Feb 10, 2004 at 01:32:44PM -0700, Michael Loftis wrote: --On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" <[EMAIL PROTECTED]> wrote: Yes, a big one : NFS is non-atomic in it's writing... A write action to the (NFS) disk can be interrupted (normal beha

Re: Debian and SAN support

2004-02-12 Thread Oliver Hitz
On 10 Feb 2004, Robin Vley wrote: > I was actually thinking of building a fileserver running with a SCSI > RAID5 array in it, and then just NFS the share out to a couple of > webserver frontends. Anyone using such a solution, or am I overlooking > something completely here? Round robin DNS, combine

Re: Debian and SAN support

2004-02-12 Thread George Georgalis
On Tue, Feb 10, 2004 at 01:32:44PM -0700, Michael Loftis wrote: > > >--On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" ><[EMAIL PROTECTED]> wrote: >>Yes, a big one : NFS is non-atomic in it's writing... >> >>A write action to the (NFS) disk can be interrupted (normal behaviour in >>the

Re: Debian and SAN support

2004-02-10 Thread Michael Loftis
--On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" <[EMAIL PROTECTED]> wrote: Yes, a big one : NFS is non-atomic in it's writing... A write action to the (NFS) disk can be interrupted (normal behaviour in the NFS world). So when the software (even the disk driver) reports that the data

Re: Debian and SAN support

2004-02-10 Thread J.J. van Gorkum
On Tue, 2004-02-10 at 21:06, Robin Vley wrote: > On Mon, 09 Feb 2004 19:55:55 -0600, Alex Borges wrote: > > >Would anyone be so kind as to point me to a link where this need may be > >described? Because... through my limited knowledge, id nfs or samba the > >damned share out of a server and off w

Re: Debian and SAN support

2004-02-10 Thread Robin Vley
On Mon, 09 Feb 2004 19:55:55 -0600, Alex Borges wrote: >Would anyone be so kind as to point me to a link where this need may be >described? Because... through my limited knowledge, id nfs or samba the >damned share out of a server and off we go...:)... > >I have the feeling that would put a fast

Re: Debian and SAN support

2004-02-10 Thread Michael Loftis
--On Tuesday, February 10, 2004 21:22 +0100 "J.J. van Gorkum" <[EMAIL PROTECTED]> wrote: Yes, a big one : NFS is non-atomic in it's writing... A write action to the (NFS) disk can be interrupted (normal behaviour in the NFS world). So when the software (even the disk driver) reports that the da

Re: Debian and SAN support

2004-02-10 Thread J.J. van Gorkum
On Tue, 2004-02-10 at 21:06, Robin Vley wrote: > On Mon, 09 Feb 2004 19:55:55 -0600, Alex Borges wrote: > > >Would anyone be so kind as to point me to a link where this need may be > >described? Because... through my limited knowledge, id nfs or samba the > >damned share out of a server and off w

Re: Debian and SAN support

2004-02-10 Thread Robin Vley
On Mon, 09 Feb 2004 19:55:55 -0600, Alex Borges wrote: >Would anyone be so kind as to point me to a link where this need may be >described? Because... through my limited knowledge, id nfs or samba the >damned share out of a server and off we go...:)... > >I have the feeling that would put a fast

Re: Debian and SAN support

2004-02-10 Thread J.J. van Gorkum
On Tue, 2004-02-10 at 02:55, Alex Borges wrote: > Would anyone be so kind as to point me to a link where this need may be > described? Because... through my limited knowledge, id nfs or samba the > damned share out of a server and off we go...:)... > http://www.lustre.org/docs/lustre.pdf is a

Re: Debian and SAN support

2004-02-10 Thread Dave Watkins
This seems to be another one http://www.sistina.com/products_gfs.htm Michael Loftis wrote: Yes but if you have need of sharing a single filesystem, on a single volume, you need a FS capable of such. --On Monday, February 09, 2004 18:33 -0600 Alex Borges <[EMAIL PROTECTED]> wrote: Im not shure

Re: Debian and SAN support

2004-02-09 Thread J.J. van Gorkum
On Tue, 2004-02-10 at 02:55, Alex Borges wrote: > Would anyone be so kind as to point me to a link where this need may be > described? Because... through my limited knowledge, id nfs or samba the > damned share out of a server and off we go...:)... > http://www.lustre.org/docs/lustre.pdf is a

Re: Debian and SAN support

2004-02-09 Thread Dave Watkins
This seems to be another one http://www.sistina.com/products_gfs.htm Michael Loftis wrote: Yes but if you have need of sharing a single filesystem, on a single volume, you need a FS capable of such. --On Monday, February 09, 2004 18:33 -0600 Alex Borges <[EMAIL PROTECTED]> wrote: Im not sh

Re: Debian and SAN support

2004-02-09 Thread Alex Borges
El lun, 09-02-2004 a las 19:23, Michael Loftis escribió: > Yes but if you have need of sharing a single filesystem, on a single > volume, you need a FS capable of such. Ah yes...well doh... i didnt think of that...thx Ok... You can tell i dont know much about this matters. I just want to learn a

Re: Debian and SAN support

2004-02-09 Thread Michael Loftis
Yes but if you have need of sharing a single filesystem, on a single volume, you need a FS capable of such. --On Monday, February 09, 2004 18:33 -0600 Alex Borges <[EMAIL PROTECTED]> wrote: Im not shure i follow. If you've already got the SAN, why the need of a DFS? I thought it would just expo

Re: Debian and SAN support

2004-02-09 Thread Alex Borges
El lun, 09-02-2004 a las 19:23, Michael Loftis escribió: > Yes but if you have need of sharing a single filesystem, on a single > volume, you need a FS capable of such. Ah yes...well doh... i didnt think of that...thx Ok... You can tell i dont know much about this matters. I just want to learn a

Re: Debian and SAN support

2004-02-09 Thread Alex Borges
Im not shure i follow. If youve already got the SAN, why the need of a DFS? I thought it would just export you its volumes and youd see it as scsi devices? El lun, 09-02-2004 a las 14:44, J.J. van Gorkum escribió: > Hi, > > Can sombody point me in the right direction for cluster Filesystem > sup

Re: Debian and SAN support

2004-02-09 Thread Michael Loftis
Yes but if you have need of sharing a single filesystem, on a single volume, you need a FS capable of such. --On Monday, February 09, 2004 18:33 -0600 Alex Borges <[EMAIL PROTECTED]> wrote: Im not shure i follow. If you've already got the SAN, why the need of a DFS? I thought it would just expo

Re: Debian and SAN support

2004-02-09 Thread Alex Borges
Im not shure i follow. If youve already got the SAN, why the need of a DFS? I thought it would just export you its volumes and youd see it as scsi devices? El lun, 09-02-2004 a las 14:44, J.J. van Gorkum escribió: > Hi, > > Can sombody point me in the right direction for cluster Filesystem > sup

Debian and SAN support

2004-02-09 Thread J.J. van Gorkum
Hi, Can sombody point me in the right direction for cluster Filesystem support (that will work on Debian) to be used in combination with a SAN? (Compaq MSA1000) I have found: - luster (clusterFS) the say they have support for Linux 2.4.x but the systenms segfault on vanilla 2.4.20 kernels... -

Debian and SAN support

2004-02-09 Thread J.J. van Gorkum
Hi, Can sombody point me in the right direction for cluster Filesystem support (that will work on Debian) to be used in combination with a SAN? (Compaq MSA1000) I have found: - luster (clusterFS) the say they have support for Linux 2.4.x but the systenms segfault on vanilla 2.4.20 kernels... -