Best bet is to: 1. store the md5sum of the tarball 2. save the tarball to tape 3. re-read it back and compare md5sums.
Good luck to your tape head if you have gigabytes of data to back-up ;) On 8/1/07, Gerald Cenir <[EMAIL PROTECTED]> wrote: > > > I guess the most effective way as of this moment is to stage > backups...Disk-to-Disk-to-Tape. > > As of this moment I only have a tape drive. I need to request a budget for a > new machine with large SATA drives to implement a staging solution/server > redundancy. > > Still the question remains, if I am already using staging, how can I verify > if my tape backup using TAR? > > Is amanda a better solution? Any amanda users who can share their > experience? > > Best Regards, > Gerald > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED] Behalf Of Junix Gaspar > Sent: Wednesday, August 01, 2007 6:02 PM > To: Philippine Linux Users' Group (PLUG) Technical Discussion List > Subject: Re: [plug] Verifying TAR backup > > > > > > > > DO NOT USE TAPE MEDIA FOR IMPORTANT BACKUPS! > > > > With tape media you will never know if your backups are indeed > > reliable when the time comes and you need to restore from them. > > Tropical climate makes the tape media vulnerable to fungus, so unless > > you store your tapes in a climate controlled room.... > > > > Well usually with tapes you have a daily backup. And usually nowadays, tape > is just one backup solution aside from offsite dump all others that you can > think of. The more options you have, the better your data will be available. > > However, I have an HP ML570 here (and DL380), but the USB is ver 1.1 . With > it, I can't put a USB external backup. Its just way tooo slow over that USB > link. Anybody got the same issue or is it just me. > > Also, for a proprietary (HP, IBM, etc) server, where would you put the IDE > harddrive for backups. Unless you open the case itself and put it there. Now > that would be hard to remove as you have to always open the case and > shutdown the server. No pun intended but if you have a good solution for > this, I'm open to it. > > At the end, tape backup is still is used for backup but, not as a final > solution. You have to have another one. > I think thats the right thing to say. > > > > _________________________________________________ > Philippine Linux Users' Group (PLUG) Mailing List > [email protected] (#PLUG @ irc.free.net.ph) > Read the Guidelines: http://linux.org.ph/lists > Searchable Archives: http://archives.free.net.ph > _________________________________________________ Philippine Linux Users' Group (PLUG) Mailing List [email protected] (#PLUG @ irc.free.net.ph) Read the Guidelines: http://linux.org.ph/lists Searchable Archives: http://archives.free.net.ph
