Adrian - I've not used that before. I found it on my W2000 machine and will get familiar with it.
Thanks - george --- In [EMAIL PROTECTED], Adrian Forbes - ITD <[EMAIL PROTECTED]> wrote: > You could try PerfMon, the monitor that comes with Windows. > > -----Original Message----- > From: GLSmyth [mailto:[EMAIL PROTECTED] > Sent: 14 May 2004 3:35 > To: [EMAIL PROTECTED] > Subject: Re: [ASP] Can I Crash A Server > > > John - > > Good comments. Specifically, I am talking about usna.com, which is one of > the websites I write. We do use the Persits COM for email, but that's about > it. As far as I know, I do all of the "right things" to ensure that I am > not creating a resource hog (using GetRows, closing connections, etc.), > though I am in the process of double-checking everything from my end. > > We have had the website go down a couple of times and the IT people are not > able to figure out why it has happened. The situations you mention, I am > assuming, would cause excessive slowness but not show as a crash. > > If I were doing something wrong then I am going to assume that they should > be able to see that a particular program was collecting all of the cycle > time, so I am just guessing that this is not the case. I have been promised > a development box, but that has been forthcoming for several months, so > hopefully that will happen someday. > > If/when that does come, do you have any suggestions as to what I can do on > the development box to ensure that I am not excessively hogging resources? > I believe that I understand the general guidelines, but am wondering if > there is a program that can monitor this sort of thing. > > Cheers - > > george > > > --- In [EMAIL PROTECTED], "John Vieth" <[EMAIL PROTECTED]> > wrote: > > If you're accessing your own COM components from within your ASP code, > > or a third-party vendor's COM components, you can definitely > > experience memory leaks and performance hogs that render the machine > > unresponsive. I've seen this first-hand. Usually an application > > "unload" or IIS restart is all that is necessary to solve the problem, > > but on some occassions a system restart has been necessary, and, in > > the meantime, the machine is unresponsive. > > > > If you're not using COM objects, you can still monopolize the > > machine's resources with inifinite loops, excessive database calls > > that are opened and never closed, memory/processor-intensive Access > > queries and ADO calls, etc. These kinds of things can slow a machine > > to a crawl so that, even if the machine hasn't crashed, it might as > > well have crashed, because it can be rendered unresponsive. > > > > So, I guess it depends on your definition of a "crash." I think your > > engineer is more concerned with activity that will harm the > > performance of other mission-critical applications on the machine, > > whether the machine has truly crashed or not. > > > > You should probably not be developing on a machine that is responsible > > for other mission-critical applications. Perhaps you could develop on > > your desktop machine, or a separate development server. Any old > > machine will do, or, worst case, a new $500 box. And if you're > > confident that your web applications are not resource hogs, you should > > even be able to run them live on your desktop machine and still do > > your other work on that machine, unless there are security > > implications. I'm assuming this is some sort of intranet site. > > > > - John > > > > > -----Original Message----- > > > From: GLSmyth [mailto:[EMAIL PROTECTED] > > > Sent: Friday, May 14, 2004 7:09 AM > > > To: [EMAIL PROTECTED] > > > Subject: [ASP] Can I Crash A Server > > > > > > I have been programming with ASP for several years now, and > > > being far from an expert, I feel that I have a pretty good > > > grasp on things. We have a new Network Engineer on board at > > > work and he is concerned that if I make a mistake in my > > > programming, I could crash the server. > > > > > > I have been trying to think of ways to crash the server using > > > ASP, but besides doing something intentional, I am just not > > > able to think of how this could be done (truthfully, I can't > > > even think of a way to do it intentionally). > > > > > > Is he off base that a goof in my code could bring down the > > > server, or does he have a legitimate concern. I have made > > > the occasional mistake of forgetting to include Movenext > > > within a loop looking at a series of records, but I am just > > > not able to come up with any instances. > > > > > > Any help with this would be greatly appreciated. > > > > > > Cheers - > > > > > > george > > > > > > > > > > > > > > > ------------------------ Yahoo! Groups Sponsor > > > ---------------------~--> Yahoo! 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