Re: [zfs-discuss] Checksum fletcher4 or sha256 ?

2010-02-01 Thread Darren J Moffat
On 30/01/2010 09:26, Malte Schirmacher wrote: Mirko wrote: Hi, I'm atmost ready to deploy my new homeserver for final testing. Before I want to be sure that nothing big is left untouched. Reading ZFS Admin Guide About the checksum method, there's no advice about it. The default is fletcher4. t

Re: [zfs-discuss] Checksum fletcher4 or sha256 ?

2010-01-30 Thread Malte Schirmacher
Mirko wrote: > Hi, > I'm atmost ready to deploy my new homeserver for final testing. > Before I want to be sure that nothing big is left untouched. > Reading ZFS Admin Guide About the checksum method, there's no advice about it. > The default is fletcher4. there's also SHA256 > Now the sha256 is pr

Re: [zfs-discuss] Checksum fletcher4 or sha256 ?

2010-01-29 Thread Bob Friesenhahn
On Fri, 29 Jan 2010, Mirko wrote: Is SHA256 a good step-up to guarantee 'correct data' over fletcher4, or it's only marginally better in real life ? The checksum is only used to verify that the data is correct (and not to try to correct it) so fletcher4 is fine. The sha256 algorithm does c

[zfs-discuss] Checksum fletcher4 or sha256 ?

2010-01-29 Thread Mirko
Hi, I'm atmost ready to deploy my new homeserver for final testing. Before I want to be sure that nothing big is left untouched. Reading ZFS Admin Guide About the checksum method, there's no advice about it. The default is fletcher4. there's also SHA256 Now the sha256 is pretty 'heavy' to calculate