virtual-memory
'Follow the bouncing kernel' technique in kernel design
Good evening. I\'d like to know some details about th开发者_JS百科e abovementioned technique. The main goal is to allow user applications to use full 4GB virtual memory space. For now every user appl[详细]
2023-02-19 08:02 分类：问答Virtual memory beyond page tables
I am working on a research project to develop an OS for a many-core(1000+) chip.we are looking into implementing a virtual memory type system for memory permissions (read/write/execute) that would all[详细]
2023-02-19 03:15 分类：问答Difference between physical and virtual memory visual c++?
I am trying to write a custom memory manager and right now I am allocatin开发者_JAVA百科g a global array of bytes like:[详细]
2023-02-18 23:04 分类：问答How to programmatically get size of 'mapped files' on OSX?
When I use \'vmmap\' (Or Allocations tool in Instruments), one of the lines of output is \'mapped file\'.How can I get this number programmatically?[详细]
2023-02-16 16:03 分类：问答Why am I getting memory leakage when i am simpy doing setContentView(R.layout.somelayout)?
in my onCreate(), i am simply using an xml as a content view for the activity. why am i getting a memory leak. is it something i am doing wrong?[详细]
2023-02-15 23:50 分类：问答Is there any point implementing my own file cache in a Windows app?
I have a Delphi app that references a datafile of 28-byte records.The file is written sequentially but read randomly.The datafile is split into N physical files which are rolled over at 10 开发者_如何[详细]
2023-02-09 19:01 分类：问答What in Java is using 400M in virtual memory and how do I lower that usage?
Simple program: public class SleepTest { public static void main(String[] args) throws InterruptedException {[详细]
2023-02-07 13:12 分类：问答Does the MMU mediate everything between the operating system and physical memory or is it just an address translator?
I\'m trying to understand how does an operating system work when we want to assign some value to a particular virtual memory address.[详细]
2023-02-07 03:22 分类：问答Why does the stack address grow towards decreasing memory addresses?
I read in text books that the stack grows by decreasing memory address; that is, 开发者_JAVA技巧from higher address to lower address. It may be a bad question, but I didn\'t get the concept right.Can[详细]
2023-02-01 13:25 分类：问答Linux mapping virtual memory range to existing virtual memory range?
In Linux, is there a way (in user space) to map a virtual address range to the physical pages that back an existing virtual address range?The mmap() function only allows one to map files 开发者_如何学[详细]
2023-01-30 08:51 分类：问答
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