Re: Linux machines dieing in swap storms

2007-10-26 Thread Lenar Lõhmus
Hi, It seems very similar to my case, where it is very easy to completely trash the computer in 30 seconds. Conf: core2 cpu, 2gb memory, 2gb swap, 64-bit os. Software: latest stable xorg, firefox2, latest gnash (all from gutsy) Go to site http://www.epl.ee/ and almost immeditately you loose

Re: Linux machines dieing in swap storms

2007-10-26 Thread Lenar Lõhmus
Hi, It seems very similar to my case, where it is very easy to completely trash the computer in 30 seconds. Conf: core2 cpu, 2gb memory, 2gb swap, 64-bit os. Software: latest stable xorg, firefox2, latest gnash (all from gutsy) Go to site http://www.epl.ee/ and almost immeditately you loose

Re: Linux machines dieing in swap storms

2007-10-25 Thread Rik van Riel
On Fri, 26 Oct 2007 05:56:49 +0200 Bodo Eggert <[EMAIL PROTECTED]> wrote: > Rik van Riel <[EMAIL PROTECTED]> wrote: > > On Thu, 25 Oct 2007 16:20:41 +0100 > > Richard Purdie <[EMAIL PROTECTED]> wrote: > > >> Advice on solving this welcome preferably in mainline but I'll > >> happily hack my

Re: Linux machines dieing in swap storms

2007-10-25 Thread Bodo Eggert
Rik van Riel <[EMAIL PROTECTED]> wrote: > On Thu, 25 Oct 2007 16:20:41 +0100 > Richard Purdie <[EMAIL PROTECTED]> wrote: >> Advice on solving this welcome preferably in mainline but I'll happily >> hack my kernels with a workaround if need be. > > I can't see any easy hacks or workarounds to fix

Re: Linux machines dieing in swap storms

2007-10-25 Thread David Newall
Richard Purdie wrote: I've got a problem I keep running into. My computers have buggy software which can sometimes run out of control. Ulimit them. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at

Re: Linux machines dieing in swap storms

2007-10-25 Thread Simon Arlott
On 25/10/07 16:20, Richard Purdie wrote: > This isn't a new problem. My mail server used to be running an ancient > 2.6.12 kernel and I upgraded it to 2.6.22.X in an effort to solve this > problem which no change. My desktop shows exactly the same kind of OOM > swap storm behaviour (2.6.20 based).

Re: Linux machines dieing in swap storms

2007-10-25 Thread Rik van Riel
On Thu, 25 Oct 2007 16:20:41 +0100 Richard Purdie <[EMAIL PROTECTED]> wrote: > Advice on solving this welcome preferably in mainline but I'll happily > hack my kernels with a workaround if need be. I can't see any easy hacks or workarounds to fix the issue in the current MM, except maybe

Re: Linux machines dieing in swap storms

2007-10-25 Thread Richard Purdie
On Thu, 2007-10-25 at 17:13 +0100, Alan Cox wrote: > > I'm seriously tempted to add a "kill the process using the most memory" > > key combination into SysRq which might let me save the desktop but won't > > help with my remote server. I could also just disable swap I guess. > > For specific

Re: Linux machines dieing in swap storms

2007-10-25 Thread Alan Cox
> I'm seriously tempted to add a "kill the process using the most memory" > key combination into SysRq which might let me save the desktop but won't > help with my remote server. I could also just disable swap I guess. For specific applications you can set resource limits, you can also set OOM

Linux machines dieing in swap storms

2007-10-25 Thread Richard Purdie
I've got a problem I keep running into. My computers have buggy software which can sometimes run out of control. Two specific examples: Evolution: Sometimes its memory usage decides to suddenly grow out of control. It usually idles at around 300MB, you can watch it in top, doubling, trebling and

Linux machines dieing in swap storms

2007-10-25 Thread Richard Purdie
I've got a problem I keep running into. My computers have buggy software which can sometimes run out of control. Two specific examples: Evolution: Sometimes its memory usage decides to suddenly grow out of control. It usually idles at around 300MB, you can watch it in top, doubling, trebling and

Re: Linux machines dieing in swap storms

2007-10-25 Thread Alan Cox
I'm seriously tempted to add a kill the process using the most memory key combination into SysRq which might let me save the desktop but won't help with my remote server. I could also just disable swap I guess. For specific applications you can set resource limits, you can also set OOM

Re: Linux machines dieing in swap storms

2007-10-25 Thread Richard Purdie
On Thu, 2007-10-25 at 17:13 +0100, Alan Cox wrote: I'm seriously tempted to add a kill the process using the most memory key combination into SysRq which might let me save the desktop but won't help with my remote server. I could also just disable swap I guess. For specific applications

Re: Linux machines dieing in swap storms

2007-10-25 Thread Rik van Riel
On Thu, 25 Oct 2007 16:20:41 +0100 Richard Purdie [EMAIL PROTECTED] wrote: Advice on solving this welcome preferably in mainline but I'll happily hack my kernels with a workaround if need be. I can't see any easy hacks or workarounds to fix the issue in the current MM, except maybe activate

Re: Linux machines dieing in swap storms

2007-10-25 Thread Simon Arlott
On 25/10/07 16:20, Richard Purdie wrote: This isn't a new problem. My mail server used to be running an ancient 2.6.12 kernel and I upgraded it to 2.6.22.X in an effort to solve this problem which no change. My desktop shows exactly the same kind of OOM swap storm behaviour (2.6.20 based).

Re: Linux machines dieing in swap storms

2007-10-25 Thread David Newall
Richard Purdie wrote: I've got a problem I keep running into. My computers have buggy software which can sometimes run out of control. Ulimit them. - To unsubscribe from this list: send the line unsubscribe linux-kernel in the body of a message to [EMAIL PROTECTED] More majordomo info at

Re: Linux machines dieing in swap storms

2007-10-25 Thread Bodo Eggert
Rik van Riel [EMAIL PROTECTED] wrote: On Thu, 25 Oct 2007 16:20:41 +0100 Richard Purdie [EMAIL PROTECTED] wrote: Advice on solving this welcome preferably in mainline but I'll happily hack my kernels with a workaround if need be. I can't see any easy hacks or workarounds to fix the issue

Re: Linux machines dieing in swap storms

2007-10-25 Thread Rik van Riel
On Fri, 26 Oct 2007 05:56:49 +0200 Bodo Eggert [EMAIL PROTECTED] wrote: Rik van Riel [EMAIL PROTECTED] wrote: On Thu, 25 Oct 2007 16:20:41 +0100 Richard Purdie [EMAIL PROTECTED] wrote: Advice on solving this welcome preferably in mainline but I'll happily hack my kernels with a