Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread deloptes
Johannes Wiedersich wrote: > Of course it is also a question of how much time you will spend on > backing up the data compared to how much time you will spend to recreate > the data in case of loss. Backups can be automated, though I still don't have that much data that costs so much to invest th

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Andrei Popescu
On Mi, 01 dec 10, 12:45:39, Johannes Wiedersich wrote: > > Last time I used this it took many hours on an 200GB file system on an > 'ordinary' hard disk. ... > > That was my thinking. Can unison be used for the entire system (not > > just some files under my /home)? ... > I have never done this

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Johannes Wiedersich
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Andrei Popescu wrote: > On Ma, 30 nov 10, 15:39:15, Johannes Wiedersich wrote: >>> 1. Is this setup possible and/or feasible? >> Probably yes, though I have never tried this. This would mean that your >> disks ie. the raid has to be rebuild each time y

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Andrei Popescu
On Ma, 30 nov 10, 23:18:52, deloptes wrote: > > My advice is to use the SD card only for the $HOME dir. That still doesn't solve the "problem" of running Debian on the work computer ;) > A good idea is to > use ecryption. > IO is slower on SD

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Andrei Popescu
On Ma, 30 nov 10, 15:39:15, Johannes Wiedersich wrote: > > > > 1. Is this setup possible and/or feasible? > > Probably yes, though I have never tried this. This would mean that your > disks ie. the raid has to be rebuild each time you reconnect the disks. > From my experience this is a rather tim

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Andrei Popescu
On Ma, 30 nov 10, 13:18:27, Simon Hollenbach wrote: > - Original message - > > Hi, > > - make a software RAID1 on my laptop between a SD card and a partition > >    on the builtin HDD > > - whenever I want or need to use the other laptop I use the SD card to > >    boot from it and work

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-12-01 Thread Johannes Wiedersich
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 deloptes wrote: > I am doing a backup once a month ... I don't use any raid ... no issues in > the past. After 4 years of use, I have disassembled the notebook and > cleaned it up with a spray. I think it will work for the next 4 years ... FWIW, good

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread Rob Owens
On Tue, Nov 30, 2010 at 01:21:49PM +0200, Andrei Popescu wrote: > Hi, > > I got a laptop from work (Windows unfortunately) which I would like to > use from time to time with an install on a SD card. Also recently my own > laptop wouldn't start because of fan troubles (I had to "assist" with > th

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread deloptes
Andrei Popescu wrote: > Hi, > > I got a laptop from work (Windows unfortunately) which I would like to > use from time to time with an install on a SD card. Also recently my own > laptop wouldn't start because of fan troubles (I had to "assist" with > the vacuum cleaner) and I realised that a) I

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread green
Pascal Hambourg wrote at 2010-11-30 06:34 -0600: > Andrei Popescu a écrit : > > - make a software RAID1 on my laptop between a SD card and a partition > > on the builtin HDD > > - whenever I want or need to use the other laptop I use the SD card to > > boot from it and work in my environment

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread Johannes Wiedersich
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 Andrei Popescu wrote: > So here is what I thought of: > > - make a software RAID1 on my laptop between a SD card and a partition > on the builtin HDD > - whenever I want or need to use the other laptop I use the SD card to > boot from it and wor

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread Pascal Hambourg
Hello, Andrei Popescu a écrit : > > - make a software RAID1 on my laptop between a SD card and a partition > on the builtin HDD > - whenever I want or need to use the other laptop I use the SD card to > boot from it and work in my environment > > This way I can enjoy my work environment on

Re: Seeking advice and documentation on non-standard software RAID1 setup

2010-11-30 Thread Simon Hollenbach
- Original message - > Hi, > - make a software RAID1 on my laptop between a SD card and a partition >    on the builtin HDD > - whenever I want or need to use the other laptop I use the SD card to >    boot from it and work in my environment Hi Andrei, have u considered that I/Os to th