On Mon, Jan 14, 2013 at 8:53 AM, Steve Thompson <s...@vgersoft.com> wrote: > Bacula 5.2.10, CentOS 5/6, x86_64. > > Just a curiosity. I note that full backup performance across many systems > is typically in the 6-10 MB/sec range; I am using GZIP4 and the backups > are typically compute bound doing software compression (clients are Xeons > in the 3GHz range, and the SD is a 2GHz Xeon system, with all backups done > to disk. The SD is about half a mile distant). However, if I do a restore > of a large volume of data, I get 32-35 MB/sec. Seems a little odd that it > is so asymmetrical.
I would say this is a combination of filesystem performance ( remember that when you backup there can be a lot of seeks that reduce performance) and decompression performance. Decompression is less CPU intensive than compression. John ------------------------------------------------------------------------------ Master Visual Studio, SharePoint, SQL, ASP.NET, C# 2012, HTML5, CSS, MVC, Windows 8 Apps, JavaScript and much more. Keep your skills current with LearnDevNow - 3,200 step-by-step video tutorials by Microsoft MVPs and experts. SALE $99.99 this month only -- learn more at: http://p.sf.net/sfu/learnmore_122412 _______________________________________________ Bacula-users mailing list Bacula-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/bacula-users
