David, in general, it is not recommended to backup Linux volume from outside when Linux is running. You may loose data. It might work 99 times during tests, but it may fail when you do the DR. If you bring Linux down, then there is no problem.
Marian Gasparovic IBM Slovakia On Thu, Feb 19, 2009 at 4:04 PM, O'Brien, David W. (NIH/CIT) [C] <[email protected]> wrote: > David, Thank you for responding. > > We do provide file level backup/restore using TSM running under Z/os. > > The FDR backups are for volume backups only for DR. Recent problems restoring > one of the Linux guests suggests to us that this might not be the best > solution hence my questions. > > Dave O'Brien > NIH Contractor > ________________________________________ > From: IBM Mainframe Discussion List [[email protected]] On Behalf Of > Jousma, David [[email protected]] > Sent: Thursday, February 19, 2009 9:58 AM > To: [email protected] > Subject: Re: FDR Backups for Linux? > > I personally would not go this route for the Linux guest, but would > probably backup the VM system disk that way. This is why. To me, it > makes more sense to make the platform as transparent as possible to the > Unix admin, and developers. The other open platforms use a client > server based backup tool like Tivoli Storage manager, or other vendor > product. I would still go that route on system Z, so that the Unix > team/developers can selectively restore data if needed just like they do > on every other server they support. In your case, how would one, do > this if your backups were with FDR? Now, you can still leverage the MF > platform, if you want, by hosting the TSM server on z, and if your z > boxes are attached to VTS, then you can even utilize HiperSockets to > keep the backup network traffic off the wire. > > Dave > > _________________________________________________________________ > Dave Jousma > Assistant Vice President, Mainframe Services > [email protected] > 1830 East Paris, Grand Rapids, MI 49546 MD RSCB1G > p 616.653.8429 > f 616.653.8497 > > > -----Original Message----- > From: IBM Mainframe Discussion List [mailto:[email protected]] On > Behalf Of O'Brien, David W. (NIH/CIT) [C] > Sent: Thursday, February 19, 2009 9:50 AM > To: [email protected] > Subject: FDR Backups for Linux? > > We are currently running Linux under Z/VM as well as Z/os. > > Since we are more familiar with the Z/os environment, we opted to backup > our Linux volumes using FDR under Z/os. It appears that no procedure was > ever put into place to bring down VM and Linux while the backups were > being run. > > Our question(s) to the group is this: How do you backup your Linux > volumes? > Does VM need to be down while the backups are being run? > Does anyone have a 7/24 requirement and how do you preform backups? > > TIA, > Dave O'Brien > NIH Contractor > > This e-mail transmission contains information that is confidential and may be > privileged. It is intended only for the addressee(s) named above. If you > receive this e-mail in error, please do not read, copy or disseminate it in > any manner. If you are not the intended recipient, any disclosure, copying, > distribution or use of the contents of this information is prohibited. Please > reply to the message immediately by informing the sender that the message was > misdirected. After replying, please erase it from your computer system. Your > assistance in correcting this error is appreciated. > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to [email protected] with the message: GET IBM-MAIN INFO > Search the archives at http://bama.ua.edu/archives/ibm-main.html > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html
