Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Bruno Damour
I wouldn't say solaris is safe with regards to power failure. Corrupted boot-archive, etc... can be very painful when you try to boot up again. I guess it is just supposed not to happen, you know servers usually have things like ups, redundant power units, no kids around zones, etc... Bruno ___

Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Matt Wilby
On 05/02/2011 13:03, Gary Gendel wrote: > I tend to agree with Matt. > > I've had several catastrophic power incidence on my server running > OpenSolaris without incident (such as a UPS gone haywire). Since ZFS > does transaction-safe reads and writes, the consistency on the disk > has an extremel

Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Gary Gendel
I tend to agree with Matt. I've had several catastrophic power incidence on my server running OpenSolaris without incident (such as a UPS gone haywire). Since ZFS does transaction-safe reads and writes, the consistency on the disk has an extremely low probability of getting corrupt. But there

Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Matt Wilby
On 05/02/2011 11:28, Basil Kurian wrote: > Here we are running backup servers only during business hours (web > development firm). At the end of day , Sometimes the servers are powered > off , without issuing any commands to shutdown them cleanly. > > On 5 February 2011 16:45, Matt Wilby wrote: >

Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Basil Kurian
Here we are running backup servers only during business hours (web development firm). At the end of day , Sometimes the servers are powered off , without issuing any commands to shutdown them cleanly. On 5 February 2011 16:45, Matt Wilby wrote: > On 05/02/2011 10:53, Basil Kurian wrote: > > Hi

Re: [OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Matt Wilby
On 05/02/2011 10:53, Basil Kurian wrote: > Hi all > > > Currently in our company we are having a Dragonfly BSD backup server with > Hammer filesystem in it. One senior system administrator in our compay chose > Hammer filesystem some times back, because Hammer filesystem can easily > recover in tim

[OpenIndiana-discuss] Need thoughts on OpenIndiana+ZFS for backup server

2011-02-05 Thread Basil Kurian
Hi all Currently in our company we are having a Dragonfly BSD backup server with Hammer filesystem in it. One senior system administrator in our compay chose Hammer filesystem some times back, because Hammer filesystem can easily recover in times of power failures. I 'm compelling him to move to