heap-fragmentation Questions
6
Solved
Just like in the title, what is a contiguous memory block?
Acicula asked 30/10, 2010 at 15:32
1
I am running a C# application that services HTTP requests. I have noticed recently that it's taking up more memory then I expect. I grabbed some dumps, popped them in Windbg, and found that most of...
Periodicity asked 24/11, 2017 at 21:40
1
For both on-heap and off-heap allocations. On-heap - in the context of three major garbage collectors: CMS, Parallel Old and and G1.
What I know (or think that I know) to the moment:
all object ...
Arrington asked 23/6, 2015 at 17:9
1
Solved
Our app creates alot of small objects while running. It mostly comes down to Autoreleased NSString and NSNumber objects. Since the app is designed to run "24/7" in the background heap fragmentation...
Furl asked 14/12, 2013 at 20:9
4
Are there any good memory fragmentation profilers? (linux gcc version would be nice). Valgrind cannot analyze this because it uses custom malloc/free functions.
Thanks,
Andrew
Brooklynese asked 6/9, 2009 at 21:30
1
In my class we have an assignment and one of the questions states:
Memory fragmentation in C: Design, implement, and run a C-program that does the following: it allocated memory for a sequence o...
Bailable asked 8/9, 2012 at 3:56
3
In the past, when I've worked on long-running C++ daemons I've had to deal with heap fragmentation issues. Tricks like keeping a pool of my large allocations were necessary to keep from running out...
Hilbert asked 24/11, 2008 at 17:55
2
Solved
I am trying to understand how heap fragmenation works. What does the following output tell me?
Is this heap overly fragmented?
I have 243010 "free objects" with a total of 53304764 bytes. Are th...
Pannier asked 24/6, 2011 at 8:41
1
I'm causing the device (iPad) to run out of memory apparently, so it is jettisoning my app. I'm trying to understand what is going on as Instruments is telling me that I'm using about 80Mb, and the...
Sowers asked 3/3, 2011 at 15:38
1
I need to answer a basic question from inside my C program compiled by GCC for Linux: how much of process heap is currently in use (allocated by malloc) and how much resides if free heap blocks. GN...
Targett asked 9/5, 2010 at 16:58
5
Solved
I'm looking to write a self defragmenting memory manager whereby a simple incrementing heap allocator is used in combination with a simple compacting defragmenter.
The rough scheme would be to al...
Brunner asked 20/9, 2009 at 12:14
1
Solved
How can I monitor or visualize memory fragmentation of a delphi application?
Muntin asked 9/11, 2009 at 15:15
1
Solved
0:000> !dumpheap -stat
total 1755874 objects
Statistics:
MT Count TotalSize Class Name
7b9b0c64 1 12 System.Windows.Forms.Layout.TableLayout+ColumnSpanComparer
....
7933303c 14006 4926456 System...
Demosthenes asked 15/5, 2009 at 20:28
1
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