[CentOS] CentOS Server Backup Options: at runlevel 5? ... w/snapshot

John R Pierce pierce at hogranch.com
Fri Mar 16 16:29:52 EDT 2012


On 03/16/12 12:44 PM, Markus Falb wrote:
> Note that this results in degraded write performance while the snapshot
> is active. Basically you have to "double write", at least.

and with LVM, an entire PP block has to be copied, right?  those are 
generally much larger than file system blocks, 4MB to 16MB, I believe?   
thats kind of brutal.

-- 
john r pierce                            N 37, W 122
santa cruz ca                         mid-left coast



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