Re: OT - computer hard drive question

2010-02-01 Thread Graydon
On Mon, Feb 01, 2010 at 06:28:28AM +, Cotty scripsit: On 31/1/10, Graydon, discombobulated, unleashed: [backup advice] Many thanks. You're most welcome! If this is your primary business, and the UK has the same sort of tax laws as Her Majesty's Canadian Dominions, you might-maybe be able

OT - computer hard drive question

2010-01-31 Thread Cotty
Which would be better? I have a main external hard drive used as a scratch disk and for holding files for video editing. It gets backed up regularly (using SuperDuper - backup software) to a second drive for redundancy. Every few months or so I figure it is a good idea to wipe the main external

Re: OT - computer hard drive question

2010-01-31 Thread Godfrey DiGiorgi
If the notion of doing this is to reduce fragmentation and enhance performance, then the 'erase, drag and drop' methodology would be better as that will write each file, one at a time, as a contiguous entity. IIRC, SuperDuper makes volume clones, which preserve the exact block structure of the

Re: OT - computer hard drive question

2010-01-31 Thread Doug Franklin
On 2010-01-31 6:42, Cotty wrote: To wipe the main external drive and simply drag and drop the backup onto it? or To wipe the main external drive and use the backup software to allow it to do its thing and clone back onto it? I don't know about MAC specifics, since I'm a Windows and Linux

Re: OT - computer hard drive question

2010-01-31 Thread Godfrey DiGiorgi
Doug, Both SuperDuper and ChronoSync that I mentioned place the files onto the destination disk in their original format. They can optionally also copy files into virtual volumes (the Mac OS X disk image or .DMG files) which are well known to the operating system and the recommended way to

Re: OT - computer hard drive question

2010-01-31 Thread Adam Maas
On Sun, Jan 31, 2010 at 10:45 AM, Doug Franklin jehosep...@mindspring.com wrote: On 2010-01-31 6:42, Cotty wrote: To wipe the main external drive and simply drag and drop the backup onto it? or To wipe the main external drive and use the backup software to allow it to do its thing and

Re: OT - computer hard drive question

2010-01-31 Thread Doug Franklin
On 2010-01-31 10:54, Godfrey DiGiorgi wrote: getting all the right command line options set up correctly is occasionally a bit of a fussy business. If I have to do it more than once, I write a script, so that's only an issue the first time, for me. :-) -- Thanks, DougF (KG4LMZ) -- PDML

Re: OT - computer hard drive question

2010-01-31 Thread Doug Franklin
On 2010-01-31 11:01, Adam Maas wrote: Most good backup software leaves readable copies of files on the destination drive when copying to a standard filesystem. I tend to use rsync-based backup strategies myself, but there's a zillion good options on Mac, Linux or PC that don't behave as you

Re: OT - computer hard drive question

2010-01-31 Thread Godfrey DiGiorgi
On Sun, Jan 31, 2010 at 8:12 AM, Doug Franklin jehosep...@mindspring.com wrote: On 2010-01-31 10:54, Godfrey DiGiorgi wrote:  getting all the right command line options set up correctly is occasionally a bit of a fussy business. If I have to do it more than once, I write a script, so that's

Re: OT - computer hard drive question

2010-01-31 Thread Cotty
Thanks Godfrey - just what I wanted to read. In an ideal world, I would have the best fastest machine possible with a whole line of drives whizz-banging away. For guerrilla shooting and editing, I'm afraid it's what fits in one bag over the shoulder. That's a MBP 15 2.4 Ghz with 2 GB RAM and a

Re: OT - computer hard drive question

2010-01-31 Thread Adam Maas
On Sun, Jan 31, 2010 at 11:15 AM, Doug Franklin jehosep...@mindspring.com wrote: On 2010-01-31 11:01, Adam Maas wrote: Most good backup software leaves readable copies of files on the destination drive when copying to a standard filesystem. I tend to use rsync-based backup strategies myself,

Re: OT - computer hard drive question

2010-01-31 Thread Larry Colen
Did you forget to mention the step where you test your backups before wiping the working copies? On Jan 31, 2010, at 3:42 AM, Cotty wrote: Which would be better? I have a main external hard drive used as a scratch disk and for holding files for video editing. It gets backed up regularly

Re: OT - computer hard drive question

2010-01-31 Thread steve harley
On 2010-01-31 09:15 , Doug Franklin wrote: Rsync isn't really a backup program per se, it's more of a mirroring tool to make sure two live copies are identical. As such, it works for me for some purposes and I use it a on Unix-like environments and Windows. But for mirroring/increments rather

Re: OT - computer hard drive question

2010-01-31 Thread Cotty
On 31/1/10, Larry Colen, discombobulated, unleashed: Did you forget to mention the step where you test your backups before wiping the working copies? Yes of course. I run all existent FCP projects to make sure there are no missing bits or problems. -- Cheers, Cotty ___/\__ || (O) |

Re: OT - computer hard drive question

2010-01-31 Thread Cotty
On 31/1/10, steve harley, discombobulated, unleashed: btw, i'm not certain what Cotty's goal is with his procedure, but Mac disks don't really need defragging: http://support.apple.com/kb/HT1375?viewlocale=en_US so the only benefit i can see to Cotty's wipe restore ritual is to avoid

Re: OT - computer hard drive question

2010-01-31 Thread John Sessoms
From: Larry Colen Did you forget to mention the step where you test your backups before wiping the working copies? OOPS! DuhOOH! -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above

Re: OT - computer hard drive question

2010-01-31 Thread Paul Sorenson
For Windows users, MicroSoft has a free, unsupported PowerToy called SyncToy that works well for backup and maintains the original file format. It comes in both 32 and 64-bit flavors. You can find it here...

Re: OT - computer hard drive question

2010-01-31 Thread William Robb
- Original Message - From: Paul Sorenson Subject: Re: OT - computer hard drive question For Windows users, MicroSoft has a free, unsupported PowerToy called SyncToy that works well for backup and maintains the original file format. It comes in both 32 and 64-bit flavors. You can

Re: OT - computer hard drive question

2010-01-31 Thread Godfrey DiGiorgi
On Sun, Jan 31, 2010 at 12:40 PM, Cotty cotty...@mac.com wrote: On 31/1/10, steve harley, discombobulated, unleashed: btw, i'm not certain what Cotty's goal is with his procedure, but Mac disks don't really need defragging: http://support.apple.com/kb/HT1375?viewlocale=en_US so the only

Re: OT - computer hard drive question

2010-01-31 Thread Doug Franklin
On 2010-01-31 15:58, John Sessoms wrote: From: Larry Colen Did you forget to mention the step where you test your backups before wiping the working copies? OOPS! DuhOOH! Two rules of backups: 1) If you haven't tested restoring, it's not a backup. 2) If it's not off-site, it's not a

Re: OT - computer hard drive question

2010-01-31 Thread Graydon
On Sun, Jan 31, 2010 at 11:42:54AM +, Cotty scripsit: Which would be better? I have a main external hard drive used as a scratch disk and for holding files for video editing. It gets backed up regularly (using SuperDuper - backup software) to a second drive for redundancy. Every few

Re: OT - computer hard drive question

2010-01-31 Thread Cotty
On 31/1/10, Graydon, discombobulated, unleashed: Nice lady at Google got a *huge* data set on disk reliability and crunched it. Essential take home point -- 3 copies, on 3 different spindles, or you WILL lose it. So, first up, you've got only 2 copies. You're going to experience catastrophic