Great link. Thanks for the post. Mike
--- In [email protected], "tuzo_wilson" <j.tuzo.wil...@...> wrote: > > If anyone is interested in a technical article around windows memory, Mark > Russinovich has a great blog post called Pushing the Limits of Windows: > Virtual Memory at > http://blogs.technet.com/markrussinovich/archive/2008/11/17/3155406.aspx > where he covers topics such as virtual memory, private bytes, committed > memory, etc. > > > Tuzo > > --- In [email protected], "Tomasz Janeczko" <groups@> wrote: > > > > Hello, > > > > Windows Task Manager you say. > > Do you know that WTM can display dozen of different "memory usage" figures > > and most of them are misleading? > > Windows works with Virtual memory. RAM is NOT allocated to process. Virtual > > memory is. > > Then, on the fly, virtual memory pages are mapped to RAM and used, but one > > second later > > the same RAM cells can be (re)used by different process and different > > virtual memory address. > > > > So called "mem usage" in WTM is not total memory usage, but working set > > size. > > http://technet.microsoft.com/en-us/library/cc938567.aspx > > > > Total memory usage is shown as "private bytes" (aka "virtual memory size"). > > > > Also if you run 32 bit OS, it will allow only 2GB to be used for apps, > > regardless how much RAM you have > > (or 3GB with /LARGEADDRESSAWARE and /3G boot ini switch) > > > > Best regards, > > Tomasz Janeczko > > amibroker.com > > ----- Original Message ----- > > From: "reefbreak_sd" <reefbreak_sd@> > > To: <[email protected]> > > Sent: Tuesday, November 17, 2009 6:58 AM > > Subject: [amibroker] Re: How much ram is being used. > > > > > > > The details are different on various Windows versions, but press > > > CTRL+ALT+DELETE and you will get windows task manager. Click on > > > the Performance dropdown and you can see your memory usage as you run > > > and exit various programs. > > > > > > Just for Example: > > > I run Win Vista (hate it !) with 4gbytes of RAM. I run AB in real time > > > mode with data from IQ Feed. One processor runs AB and > > > the other processor runs IQ Feed data manager. Both CPU's are busy about > > > 50% of the time and I'm using just over 2gbytes or RAM. > > > There is no page file activity on the disk. > > > > > > ReefBreak > > > > > > --- In [email protected], "jmdeacon" <jmdeacon@> wrote: > > >> > > >> I am considering buying a new computer and was wondering if there was a > > >> way to figure out how much Ram I am using. I am not a > > >> programmer by profession and have self taught myself a fair amount, but > > >> sometimes my assumptions about computers etc are just > > >> plain wrong, so let me no if my thinking is correct. > > >> > > >> I noticed when I run an optimization, the first pass will take about 3 > > >> minutes and then each subsequent step takes about 1 > > >> minute. I noticed a while ago that when I installed more ram, the first > > >> step time did not change as much as the additional step > > >> times. I am assuming that the amount of ram is part of this. If the > > >> amount of ram is more than the amount of data loaded in to > > >> be tested, then I will minimize the time for each additional step after > > >> the first pass. > > >> > > >> If I am correct of this, is there a way to find out how much ram that > > >> threshold is on my system? > > >> > > >> Thanks, > > >> > > >> John > > >> > > > > > > > > > > > > > > > ------------------------------------ > > > > > > **** IMPORTANT PLEASE READ **** > > > This group is for the discussion between users only. > > > This is *NOT* technical support channel. > > > > > > TO GET TECHNICAL SUPPORT send an e-mail directly to > > > SUPPORT {at} amibroker.com > > > > > > TO SUBMIT SUGGESTIONS please use FEEDBACK CENTER at > > > http://www.amibroker.com/feedback/ > > > (submissions sent via other channels won't be considered) > > > > > > For NEW RELEASE ANNOUNCEMENTS and other news always check DEVLOG: > > > http://www.amibroker.com/devlog/ > > > > > > Yahoo! Groups Links > > > > > > > > > > > >
