Re: [SLUG] Increasing RAM

2009-04-18 Thread peter
> "jam" == jam writes: jam> On Sunday 19 April 2009 10:00:03 slug-requ...@slug.org.au wrote: >> On Sunday 19 April 2009 00:16:35 slug-requ...@slug.org.au wrote: >> >> I've decided to increase the RAM on my home CentOS server. As best >> I >> can recall, the accepted wisdom is to have SWAP ap

[SLUG] Re: Increasing RAM

2009-04-18 Thread elliott-brennan
James wrote > Re: [SLUG] Increasing RAM > jam > Sun, 19 Apr 2009 08:04:16 +0800 > slug@slug.org.au SNIP ...and I activated suspend by dropping an earring on the keyboard :-) > SNIP > James To which Daniel commented: > Daniel Pittman > Sun, 19 Apr 2009 10:44:09 +1000 SNIP > My immediate respons

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
Kyle writes: > Daniel Pittman wrote: >> Kyle writes: >> >>> Maybe, but the last machine I had I ran LVM. I had a hard enough time >>> remembering which volume belonged to which group belonged to which >>> disk (and that despite naming them along the lines of; >>> 'lv00Grp00Hda1', lv01Grp00Hda1').

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
jam writes: > On Sunday 19 April 2009 10:00:03 slug-requ...@slug.org.au wrote: >> On Sunday 19 April 2009 00:16:35 slug-requ...@slug.org.au wrote: >> >> I've decided to increase the RAM on my home CentOS server. As best I >> >> can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or

Re: [SLUG] Increasing RAM

2009-04-18 Thread jam
On Sunday 19 April 2009 10:00:03 slug-requ...@slug.org.au wrote: > On Sunday 19 April 2009 00:16:35 slug-requ...@slug.org.au wrote: > >> I've decided to increase the RAM on my home CentOS server. As best I > >> can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or > >> was that appr

Re: [SLUG] Increasing RAM

2009-04-18 Thread Kyle
Daniel Pittman wrote: Kyle writes: Maybe, but the last machine I had I ran LVM. I had a hard enough time remembering which volume belonged to which group belonged to which disk (and that despite naming them along the lines of; 'lv00Grp00Hda1', lv01Grp00Hda1'). My immediate response to

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
jam writes: > On Sunday 19 April 2009 00:16:35 slug-requ...@slug.org.au wrote: > >> I've decided to increase the RAM on my home CentOS server. As best I >> can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or >> was that approx.~ 50% of RAM? >> >> Can someone point me in the direct

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
Kyle writes: >> First, this would be vastly easier if you used LVM, since that makes >> allocating space on the fly a universe easier. > > Re LVM; > > Maybe, but the last machine I had I ran LVM. I had a hard enough time > remembering which volume belonged to which group belonged to which > disk

Re: [SLUG] Increasing RAM

2009-04-18 Thread jam
On Sunday 19 April 2009 00:16:35 slug-requ...@slug.org.au wrote: > I've decided to increase the RAM on my home CentOS server. As best I can > recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or was > that approx.~ 50% of RAM? > > Can someone point me in the direction of an explicit tut

Re: [SLUG] Increasing RAM

2009-04-18 Thread Kyle
First, this would be vastly easier if you used LVM, since that makes allocating space on the fly a universe easier. Re LVM; Maybe, but the last machine I had I ran LVM. I had a hard enough time remembering which volume belonged to which group belonged to which disk (and that despite naming

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
Amos Shapira writes: > I used to keep around large swap partitions (that was also before the > blissful days of LVM2) until someone on the linux-il mailing list > convinced me that the amount of overhead for the kernel to keep track > of large amount of swap will actually cause a slow down and re

Re: [SLUG] Increasing RAM

2009-04-18 Thread Daniel Pittman
Kyle writes: > I've decided to increase the RAM on my home CentOS server. As best I > can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or > was that approx.~ 50% of RAM? As others have said, this was true back in the days when 64MB was a lot of memory. Now, by the time you are

Re: [SLUG] Laptops with Linux pre-installed?

2009-04-18 Thread Daniel Pittman
Jonathan writes: > I remember that there was at some stage, soemthing with the EULA with > Windows. Essentially, it can only be valid if you voluntarily accept > it, therefore, if you don't you can uninstall it, send the CD's and > documentation back to Microsoft and they have to "refund" you th

Re: [SLUG] Increasing RAM

2009-04-18 Thread Amos Shapira
I used to keep around large swap partitions (that was also before the blissful days of LVM2) until someone on the linux-il mailing list convinced me that the amount of overhead for the kernel to keep track of large amount of swap will actually cause a slow down and reduction of ram utilization. Als

Re: [SLUG] Increasing RAM

2009-04-18 Thread Dean Hamstead
RAM is so cheap now, that if you start using swap heavily people just drop in a bit more ! I tend to roughly match swap and memory. At least when i first install. Dean Michael Chesterton wrote: On 18/04/2009, at 10:02 PM, Kyle wrote: Hi Slug, I've decided to increase the RAM on my home Ce

Re: [SLUG] Increasing RAM

2009-04-18 Thread Michael Chesterton
On 18/04/2009, at 10:02 PM, Kyle wrote: Hi Slug, I've decided to increase the RAM on my home CentOS server. As best I can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or was that approx.~ 50% of RAM? Can someone point me in the direction of an explicit tutorial on how

[SLUG] Increasing RAM

2009-04-18 Thread Kyle
Hi Slug, I've decided to increase the RAM on my home CentOS server. As best I can recall, the accepted wisdom is to have SWAP approx.~ 2 x RAM. Or was that approx.~ 50% of RAM? Can someone point me in the direction of an explicit tutorial on how I might go about increasing SWAP without destr

Re: [SLUG] Laptops with Linux pre-installed?

2009-04-18 Thread Erik de Castro Lopo
Jonathan wrote: > I remember that there was at some stage, soemthing with the EULA with > Windows. > Essentially, it can only be valid if you voluntarily accept it, therefore, if > you don't you can uninstall it, send the CD's and documentation back to > Microsoft and they have to "refund" you

Re: [SLUG] Laptops with Linux pre-installed?

2009-04-18 Thread Jonathan
Hi, I remember that there was at some stage, soemthing with the EULA with Windows. Essentially, it can only be valid if you voluntarily accept it, therefore, if you don't you can uninstall it, send the CD's and documentation back to Microsoft and they have to "refund" you the value. Never tried