Thank you very much.

Now I am working on memory about V8, so I want find anything that can help 
me to view memory.

I have tried almost all flags about v8 heap, but some of them same no 
effect, or maybe I don't their real effects and How to use them.

 Yes, track_heap_object_fields is used by default, at first I saw the 
comment "track fields with heap values", 
so I think it may track and output useful heap info for me, but there is 
nothing. 
As you say I kown that it is not the case.

So, could you tell me how can I make best use of the flags about heap?

Thank you!

On Wednesday, August 27, 2014 4:16:31 PM UTC+8, Toon Verwaest wrote:
>
> I'm not exactly sure what you are expecting to happen. That flag is 
> enabled by default and causes V8 to learn more about how objects are used 
> for optimization purposes. It is not a flag enabling user visible tracing.
>
>
> On Wed, Aug 27, 2014 at 3:14 AM, Liu Xiao <[email protected] 
> <javascript:>> wrote:
>
>> Thank you.
>>
>> In fact  I try it like this.
>> ./chrome --no-sandbox --js-flags=“--track_heap_object_fields”
>>
>> But no info printed.
>>
>>
>> On Mon, Aug 25, 2014 at 4:26 PM, Michael Starzinger <
>> [email protected] <javascript:>> wrote:
>>
>>> You can use --js-flags to pass flags through Chrome to V8. See 
>>> http://www.chromium.org/developers/how-tos/run-chromium-with-flags for 
>>> details.
>>>
>>> Best regards,
>>> Michael
>>>
>>>
>>> On Fri, Aug 22, 2014 at 3:18 AM, Liu Xiao <[email protected] 
>>> <javascript:>> wrote:
>>>
>>>> Hello,everyone.
>>>>
>>>> Now I have some problems about V8 flags. For example:
>>>>
>>>> track_heap_object_fields  -  "track fields with heap values"
>>>>
>>>> It is a flag enabled by default, and marked for tracking heap values.
>>>>
>>>> But when I run chrome no output about it, Even if run it with:
>>>> ./chrome --no-sandbox --track fields with heap values
>>>>
>>>> Should it be used together with other flags to make an effect ?
>>>> How can I use it to get useful information?
>>>>
>>>> Please help me,thank you very much.
>>>>
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