Re: [Discuss] Cool Processing

2015-06-19 Thread Shirley Márquez Dúlcey
Undervolting is the flip side of overclocking. Both count on the fact that a typical CPU has some operational margin; it does a bit better on the speed/voltage curve than the specs guarantee. Most motherboards that enable overclocking can also be undervolted; it's something to explore if you are

[Discuss] memory management

2015-06-19 Thread Matthew Gillen
I'm looking for some advice on tuning my linux box's memory management. I've got an older workstation that has merely 4GB of memory. If I try to run Firefox, and a few java apps (e.g., Eclipse), my machine thrashes about and effectively locks up because of out-of-memory issues. For example: the

Re: [Discuss] memory management

2015-06-19 Thread Dan Ritter
On Fri, Jun 19, 2015 at 10:01:57AM -0400, Matthew Gillen wrote: I'm looking for some advice on tuning my linux box's memory management. I've got an older workstation that has merely 4GB of memory. If I try to run Firefox, and a few java apps (e.g., Eclipse), my machine thrashes about and

Re: [Discuss] memory management

2015-06-19 Thread Bill Ricker
How Swap and Memory are used is controlled largely by the 'swappiness' setting. The default is correct for servers but not for workstations. swap - How do I configure swappiness? - Ask Ubuntu The Linux kernel provides a tweakable setting that controls how often the swap file is used, called

Re: [Discuss] memory management

2015-06-19 Thread Steve Litt
On Fri, 19 Jun 2015 10:01:57 -0400 Matthew Gillen m...@mattgillen.net wrote: I'm looking for some advice on tuning my linux box's memory management. I've got an older workstation that has merely 4GB of memory. If I try to run Firefox, and a few java apps (e.g., Eclipse), my machine thrashes

Re: [Discuss] memory management

2015-06-19 Thread Drew Van Zandt
16GB seems like a small amount of memory to me; I generally use 24GB or more. Different strokes... --DTVZ On Fri, Jun 19, 2015 at 11:08 AM, Mike Small sma...@panix.com wrote: 4.0 GB seems like a large amount of memory to me. It's way more than I have a use for. *Drew Van ZandtArtisan's

Re: [Discuss] memory management

2015-06-19 Thread Eric Chadbourne
On Jun 19, 2015, at 10:01 AM, Matthew Gillen m...@mattgillen.net wrote: I'm looking for some advice on tuning my linux box's memory management. I've got an older workstation that has merely 4GB of memory. If I try to run Firefox, and a few java apps (e.g., Eclipse), my machine thrashes

Re: [Discuss] memory management

2015-06-19 Thread Dan Ritter
On Fri, Jun 19, 2015 at 02:44:35PM +, Marcia K Wilbur wrote: I'm not sure what you are using for the OS but I'll guess - Ubuntu or some variant of Ubuntu.. If so, stop doing that. If not, let us know. Then, maybe there are other solutions. The memory leak wrt Firefox has been an issue

Re: [Discuss] memory management

2015-06-19 Thread Richard Pieri
On 6/19/2015 10:01 AM, Matthew Gillen wrote: Does anyone have any tips on how to prevent linux from thrashing like that? The behavior when low on memory seems atrociously bad. Install more RAM or stop using programs that use more RAM than you have. -- Rich P.

Re: [Discuss] memory management

2015-06-19 Thread Mike Small
Jerry Natowitz j.natow...@rcn.com writes: My advise on Firefox is to close it down completely whenever you have finished using it. There seems to be a lot of memory leaking, I've seen Firefox grow into multi-gigabyte virtual size in a matter of hours. I leave it running all the time and

Re: [Discuss] memory management

2015-06-19 Thread Jerry Natowitz
My advise on Firefox is to close it down completely whenever you have finished using it. There seems to be a lot of memory leaking, I've seen Firefox grow into multi-gigabyte virtual size in a matter of hours. I have not experimented with shutting down Firefox with multiple windows and tabs,

Re: [Discuss] memory management

2015-06-19 Thread Drew Van Zandt
Hardware design, several things. Primarily EM simulation and big FPGA sim, complex analog sim, or just big schematics. When doing a schematic review, it is helpful to have half a dozen or more large PDFs (datasheets) open while viewing schematics, a few spreadsheets, some Word Visio design

Re: [Discuss] memory management

2015-06-19 Thread Bill Ricker
On Fri, Jun 19, 2015 at 11:02 AM, Steve Litt sl...@troubleshooters.com wrote: I haven't seen any stats quoted in your email, from the top program, that indicate it's a RAM problem. Firefox and its pet plugin-container use a heck of a lot of CPU. Until very recently I was using a 4GB machine,

[Discuss] Cool Processing

2015-06-19 Thread Richard Pieri
On 6/19/2015 11:02 AM, Steve Litt wrote: Today I have a 16GB RAM box, with dual core CPU (I wanted things to stay cool), I think I recently mentioned buying a new notebook. If I didn't, well I am mentioning it now: a Mythlogic-branded Clevo P750ZM. It has a Core i7-4790K processor. You read

Re: [Discuss] Cool Processing

2015-06-19 Thread Richard Pieri
On 6/19/2015 3:07 PM, Joe Polcari wrote: This also assumes that you have a way to adjust voltages ­ I¹ve only seen something like that on gaming Pcs. In principle, everything that supports dynamic frequency scaling has a mechanism for adjusting voltages. In practice, whether or not the M/B

Re: [Discuss] Cool Processing

2015-06-19 Thread Drew Van Zandt
...and I probably left 6 other things that change out, that was just what came to mind immediately. :-) *Drew Van ZandtArtisan's Asylum Board of DirectorsFirefly Arts Collective Board of Directors* On Fri, Jun 19, 2015 at 2:51 PM, Joe Polcari j...@polcari.com wrote: And that’s why. Thanks.

Re: [Discuss] Cool Processing

2015-06-19 Thread Joe Polcari
And that¹s why. Thanks. From: Drew Van Zandt drew.vanza...@gmail.com Date: Friday, June 19, 2015 at 1:32 PM To: j...@polcari.com j...@polcari.com Cc: Richard Pieri richard.pi...@gmail.com, discuss@blu.org discuss@blu.org Subject: Re: [Discuss] Cool Processing You're assuming changing the

Re: [Discuss] memory managmeent

2015-06-19 Thread Rich Braun
Matthew Gillen m...@mattgillen.net wrote: If I try to run Firefox, and a few java apps (e.g., Eclipse), my machine thrashes about and effectively locks up because of out-of-memory issues. I finally evicted Firefox from my life about 3 years ago over this. I open too many tabs, mainly because

Re: [Discuss] Cool Processing

2015-06-19 Thread Joe Polcari
This also assumes that you have a way to adjust voltages ­ I¹ve only seen something like that on gaming Pcs. From: Drew Van Zandt drew.vanza...@gmail.com Date: Friday, June 19, 2015 at 2:52 PM To: j...@polcari.com j...@polcari.com Cc: Richard Pieri richard.pi...@gmail.com, discuss@blu.org