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From Jason Taylor <ja...@dedoose.com>
Subject RE: massive memory leak in Flex
Date Thu, 02 Mar 2017 23:56:47 GMT
Tried 4.13, 14, and 15, but I have a weird feeling scout is a dirty Liar

-----Original Message-----
From: Alex Harui [mailto:aharui@adobe.com] 
Sent: Thursday, March 02, 2017 3:54 PM
To: dev@flex.apache.org
Subject: Re: massive memory leak in Flex

OK Thanks.  Sounds like Justin may be digging into it, so I'll wait until he reports in. 
Which version of Apache Flex are you using?  Have you tried Adobe Flex 4.6?

-Alex

On 3/2/17, 3:50 PM, "Jason Taylor" <jason@dedoose.com> wrote:

>This is all the code needed to cause it, and no it does not appear to 
>stop, though I will need to run it for awhile to blow all my memory in 
>this comp.
>
>
><?xml version="1.0"?>
><s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"
>xmlns:s="library://ns.adobe.com/flex/spark"
>creationComplete="OnCreationComplete(event)">
>    <s:List width="100%" height="100%" id="list"/>
>    <fx:Script><![CDATA[
>        import mx.collections.ArrayCollection;
>        import mx.events.FlexEvent;
>
>        private var _bindTimer:Timer;
>
>        private function OnCreationComplete(event:FlexEvent):void
>        {
>            _bindTimer = new Timer(500);
>            _bindTimer.addEventListener(TimerEvent.TIMER,
>OnBindTimerTick, false, 0, true);
>            _bindTimer.start();
>        }
>
>        private function OnBindTimerTick(event:TimerEvent):void
>        {
>            BindData();
>        }
>
>        private function BindData():void
>        {
>            var items:Array = [];
>            for (var i:uint = 0; i < 100; i++)
>            {
>                items.push(GenerateRandomString(100));
>            }
>            list.dataProvider = null;
>            list.dataProvider = new ArrayCollection(items);
>        }
>
>        private function GenerateRandomString(strlen:Number):String
>        {
>            var chars:String =
>"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
>            var num_chars:Number = chars.length - 1;
>            var randomChar:String = "";
>
>            for (var i:Number = 0; i < strlen; i++)
>            {
>                randomChar += chars.charAt(Math.floor(Math.random() * 
>num_chars));
>            }
>            return randomChar;
>        }
>        ]]></fx:Script>
></s:Application>
>
>
>
>-----Original Message-----
>From: Alex Harui [mailto:aharui@adobe.com]
>Sent: Thursday, March 02, 2017 3:47 PM
>To: dev@flex.apache.org
>Subject: Re: massive memory leak in Flex
>
>Jason, we aren't seeing all of the code.  Can you put all of the code 
>in a JIRA issue?
>
>There is a notion of outrunning GC.  And also memory fragmentation.  
>How high does memory go?  Does it cap out or will it blow up for lack 
>of memory at some point?
>
>Thanks,
>-Alex
>
>On 3/2/17, 3:39 PM, "Jason Taylor" <jason@dedoose.com> wrote:
>
>>yeah you can remove that, right now mine is just
>>
>><?xml version="1.0"?>
>><s:ItemRenderer xmlns:fx="http://ns.adobe.com/mxml/2009"
>>xmlns:s="library://ns.adobe.com/flex/spark"
>>                xmlns:Core="CoreClasses.*">
>>    <Core:MyLabel width="100%" height="100%" text="{data}"/> 
>></s:ItemRenderer>
>>
>>where MyLabel is a copy of s:label so I can make changes and try to 
>>figure out where the hell this is coming from, appears to be deep in 
>>TLF
>>
>>-----Original Message-----
>>From: Justin Mclean [mailto:justin@classsoftware.com]
>>Sent: Thursday, March 02, 2017 3:38 PM
>>To: dev@flex.apache.org
>>Subject: Re: massive memory leak in Flex
>>
>>Hi,
>>
>>What's the code for your TestItemRenderer? If you remove that does it 
>>act the same?
>>
>>Thanks,
>>Justin
>

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