Thanks, the cfsilent did the trick.. -- Sam
On Thu, Jun 26, 2008 at 10:04 AM, Brian Kotek <[EMAIL PROTECTED]> wrote: > By the way, this runs in about 5 seconds and uses no memory on my machine. > > <cfsilent> > <cfset outsideloop = 20000000> > <cfloop from="1" to="#outsideloop#" index="x"> > </cfloop> > </cfsilent> > > On Thu, Jun 26, 2008 at 1:02 PM, Brian Kotek <[EMAIL PROTECTED]> wrote: > > > Well I'm not sure it is a bug, you're talking about 20 MILLION loop > > iterations. If nothing else you're going to get 20 million carriage > returns > > in the output buffer. You could try wrapping it in <cfsetting > > enablecfoutputonly="true"> and, assuming you aren't in a cfoutput block, > see > > if that makes any difference. Essentially, unless you're positive that no > > content is actually being generated in these loop calls, that alone will > > probably cause a lot of memory usage. > > > > What, by the way, is "too much memory"? And what exactly is the issue > with > > the memory climbing until the GC runs...that's exactly what its supposed > to > > do. > > > > On Thu, Jun 26, 2008 at 12:48 PM, Sam Roach <[EMAIL PROTECTED] > > > > wrote: > > > >> This empty loop as posted here will cause the same memory spikes. You > can > >> create just a simple .cfm page and run this and watch the memory go out > of > >> control. > >> > >> Maybe it is a Coldfusion bug? > >> > >> <cfset outsideloop = 20000000> > >> > >> <cfloop from="1" to="#outsideloop#" index="x"> > >> </cfloop> > >> > >> thanks, > >> > >> -- Sam > >> > >> > >> On Thu, Jun 26, 2008 at 5:50 AM, Brian Kotek <[EMAIL PROTECTED]> > wrote: > >> > >> > Can you post the code? Because a loop tag itself woudn't be causing > >> memory > >> > to spike. It has to be something inside the loop tag. > >> > > >> > On Thu, Jun 26, 2008 at 2:35 AM, Sam Roach < > [EMAIL PROTECTED] > >> > > >> > wrote: > >> > > >> > > I'm using a java stringbuffer which works great for the portion of > the > >> > > code, > >> > > but the main issue is with the cfloop tag. > >> > > > >> > > > >> > > On Wed, Jun 25, 2008 at 6:51 PM, Brian Kotek <[EMAIL PROTECTED]> > >> wrote: > >> > > > >> > > > If you aren't, use a Java StringBuffer or StringBuilder to build > up > >> the > >> > > > CSV. > >> > > > If you do the concatenation using CF you'll use large amounts of > >> memory > >> > > > because every concatenation creates a new String object. > >> > > > > >> > > > On Wed, Jun 25, 2008 at 9:26 PM, Dan Vega <[EMAIL PROTECTED]> > >> wrote: > >> > > > > >> > > > > Are you using CF8 because they made many improvements to this > very > >> > > > problem > >> > > > > in 8. > >> > > > > > >> > > > > Dan > >> > > > > > >> > > > > > >> > > > > On Wed, Jun 25, 2008 at 9:17 PM, Sam Roach < > >> > > [EMAIL PROTECTED]> > >> > > > > wrote: > >> > > > > > >> > > > > > We are trying to create a CSV file with about 250,000 rows > with > >> > about > >> > > > 40 > >> > > > > > dynamic columns which we need to loop over so we can get the > >> > correct > >> > > > > order. > >> > > > > > > >> > > > > > We see an issue coming from the nested loops on the large > >> dataset > >> > and > >> > > > the > >> > > > > > server is running out of memory. We took a step back on even > >> > doing > >> > > a > >> > > > > > simple loop over over a large set of rows seems to have the > same > >> > > > issues. > >> > > > > > Anyone have any ideas how to deal with this? > >> > > > > > > >> > > > > > If you run this code on watch the memory on the CF Server it > >> will > >> > > just > >> > > > > keep > >> > > > > > climbing until garbage collection runs. > >> > > > > > > >> > > > > > <cfset outsideloop = 20000000> > >> > > > > > > >> > > > > > <cfloop from="1" to="#outsideloop#" index="x"> > >> > > > > > </cfloop> > >> > > > > > > >> > > > > > > >> > > > > > thanks, > >> > > > > > -- Sam > >> > > > > > > >> > > > > > > >> > > > > > > >> > > > > > >> > > > > > >> > > > > >> > > > > >> > > > >> > > > >> > > >> > > >> > >> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Adobe® ColdFusion® 8 software 8 is the most important and dramatic release to date Get the Free Trial http://ad.doubleclick.net/clk;203748912;27390454;j Archive: http://www.houseoffusion.com/groups/CF-Talk/message.cfm/messageid:308209 Subscription: http://www.houseoffusion.com/groups/CF-Talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4
