Re: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread przemolicc
On Thu, Dec 21, 2006 at 04:45:34PM +0100, Robert Milkowski wrote: Hello Shawn, Thursday, December 21, 2006, 4:28:39 PM, you wrote: SJ All, SJ I understand that ZFS gives you more error correction when using SJ two LUNS from a SAN. But, does it provide you with less features SJ than UFS

Re[2]: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread Robert Milkowski
Hello przemolicc, Friday, December 22, 2006, 10:02:44 AM, you wrote: ppf On Thu, Dec 21, 2006 at 04:45:34PM +0100, Robert Milkowski wrote: Hello Shawn, Thursday, December 21, 2006, 4:28:39 PM, you wrote: SJ All, SJ I understand that ZFS gives you more error correction when using SJ

Re: Re[2]: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread Roch - PAE
Robert Milkowski writes: Hello przemolicc, Friday, December 22, 2006, 10:02:44 AM, you wrote: ppf On Thu, Dec 21, 2006 at 04:45:34PM +0100, Robert Milkowski wrote: Hello Shawn, Thursday, December 21, 2006, 4:28:39 PM, you wrote: SJ All, SJ I understand that

Re: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread Torrey McMahon
Roch - PAE wrote: The fact that most FS do not manage the disk write caches does mean you're at risk of data lost for those FS. Does ZFS? I thought it just turned it on in the places where we had previously turned if off. ___ zfs-discuss mailing

Re[2]: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread Robert Milkowski
Hello Torrey, Friday, December 22, 2006, 9:17:46 PM, you wrote: TM Roch - PAE wrote: The fact that most FS do not manage the disk write caches does mean you're at risk of data lost for those FS. TM Does ZFS? I thought it just turned it on in the places where we had TM previously turned if

Re: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-22 Thread Neil Perrin
Robert Milkowski wrote On 12/22/06 13:40,: Hello Torrey, Friday, December 22, 2006, 9:17:46 PM, you wrote: TM Roch - PAE wrote: The fact that most FS do not manage the disk write caches does mean you're at risk of data lost for those FS. TM Does ZFS? I thought it just turned it on in

Re: [zfs-discuss] Difference between ZFS and UFS with one LUN from a SAN

2006-12-21 Thread Robert Milkowski
Hello Shawn, Thursday, December 21, 2006, 4:28:39 PM, you wrote: SJ All, SJ I understand that ZFS gives you more error correction when using SJ two LUNS from a SAN. But, does it provide you with less features SJ than UFS does on one LUN from a SAN (i.e is it less stable). With only one LUN you