Re: experimantal question about md's

2008-09-29 Thread Michael Schuh
Hello @all, hello Oliver, thnak you for your reply. No i do not try to solve a real problem. It was hypothetically, an idea, not more not less. I have this written in my first posting. And for me, it is a logical dependency that the ram get paged to the swap if there is not enough RAM for all pr

Re: experimantal question about md's

2008-09-29 Thread RW
On Mon, 29 Sep 2008 10:36:46 +0200 "Michael Schuh" <[EMAIL PROTECTED]> wrote: > so we have a webserver (par example) at this mirror it has very good > speed for the file-access > (ok i know in allmost cases is not the disk the bottleneck, and if we > could doing caching...) > at the above examle it

Re: experimantal question about md's

2008-09-29 Thread Oliver Fromme
Michael Schuh wrote: > Clearly the Writeprocess of writeing data to an mirror is totally ended, as > all mirrordevices are written. > But for the read the kernel uses the faster device..and there it could > be an advantage.i m thinking. > And yes i think it could be an advantage, if th

Re: experimantal question about md's

2008-09-29 Thread Michael Schuh
Hi, thank you for your answer. Clearly the Writeprocess of writeing data to an mirror is totally ended, as all mirrordevices are written. But for the read the kernel uses the faster device..and there it could be an advantage.i m thinking. And yes i think it could be an advantage, if the R

Re: experimantal question about md's

2008-09-28 Thread Zaphod Beeblebrox
On Fri, Sep 26, 2008 at 2:15 PM, Michael Schuh <[EMAIL PROTECTED]>wrote: > Hallo @list, > > Let us say i have a Machine with 8 CPUs and a lot of RAM. > An i need a very high perfomance Storage for holding data. > > My idea was to setup a raid1(0) with virtual disk images. > Created with mdconfig.

Re: experimantal question about md's

2008-09-28 Thread RW
On Fri, 26 Sep 2008 20:15:43 +0200 "Michael Schuh" <[EMAIL PROTECTED]> wrote: > Let us say i have a Machine with 8 CPUs and a lot of RAM. > An i need a very high perfomance Storage for holding data. > > My idea was to setup a raid1(0) with virtual disk images. > Created with mdconfig. > > My id