Questions tagged [resource-management]
142 questions
1
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0 answers
TSQL Limit System Resource Usage Inline?
I already know that you can set the deadlock_priority to -10 if you want to avoid a longer query from completely locking out other queries.
What I'm looking to do is a bit different.
Is there a way to (inline) specify a limit to the amount of RAM,…
Xenoranger
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4 answers
sharing a data member with the outside world in a thread-safe manner
I would really appreciate some advise on this matter.
e.g.
class Foo
{
TData data;
public:
TData *getData() { return &data; } // How can we do this in a thread safe manner ?
};
So I want to have a mechanism to make getData() thread-safe. I…
fgungor
- 479
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- 15
1
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1 answer
Azure Resource Manager SQL db templates
I am trying to create an ARM templates for Azure SQL DB deployment. I started by exporting template for an existing Azure sql database which was created and configured from portal. However I see quite a few fields which look a bit unfamiliar to me…
shaswata pal
- 389
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- 15
1
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2 answers
Graceful handing over resources from initramfs to userspace
There are hardware devices which need userspace suppport, like daemon running and handling parts of interaction not suitable (too complex or policy-related) for kernel space.
Running such daemons is easy once you reach userspace -- you can run'em as…
dottedmag
- 853
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1
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3 answers
Program design concerning polymorphism & resource management
I have a class called Widget. This class is abstract and has virtual methods. To avoid object slicing all Widgets are stored as references or pointers. I have several classes with constructors that store internally the widget given to them; thus the…
Anonymous1847
- 2,568
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1
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2 answers
heron Topologies keep running after deactivating
I'm currently working on Heron & Apache Storm for some resource management and scheduling Research.
I noticed that after submitting topologies to Heron, they start running and taking resources, but after deactivating them, it appears that they are…
Firouziam
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1
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0 answers
Java using finalize to add a cleanup task for another thread
I'm using OpenGL in Java and I have to delete external resources (like vbos). The recommended way is to have a Disposable interface. However doing that would require me to have nearly every class dealing with resources implement this interface. And…
torkleyy
- 1,137
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1
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1 answer
top may be showing incorrect memory usage
I am writing a simple C++ program on Mac OS. I have just
int main()
{
int *n = new int[50000000];
}
I launch this program in lldb, and put a breakpoint at the line where n is allocated. Then I launch top in another tab, I see that memory usage…
user2048925
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1
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2 answers
How can I add objects to a scene via button click in Unity?
I would like to know how to use a button click to bring objects to the scene.
sena
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1
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1 answer
Initialization and release of global resources with spring
In our applications we usually have some resources (utilities) that are used application wide, for example that might be an apache HttpClient, or in my case ConcurrencyUtils which is an utility class that manages all the thread pools for cpu…
vach
- 10,571
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1
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2 answers
How to release resources from shared_ptr ResourceManager
I implemented a simple ResourceManager - everything was fine until I tried to implement its destructor for (emergency) clean up(for example in case of fatal exception). I was not able to find a single way to do it:
template
class…
wondra
- 3,271
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1
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3 answers
Variants of stream closing pattern in Java
I often see the following pattern both in Java documentation and in other people's code when dealing with streams:
FileInputStream fis = null;
try {
fis = new FileInputStream("some.file");
// do something useful with fis
} finally {
if (fis !=…
SnakE
- 2,355
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1
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3 answers
Does C++ have a smart pointer like unique_ptr with a "destruct before constructing" semantics?
Problem
Consider this simple class:
struct C {
C(const char* name) : name(name) {
cout << "constructing " << name << endl;
}
~C() {
cout << "destructing " << name << endl;
}
string name;
};
I would like to…
WaelJ
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1
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3 answers
Sharing resources between web requests?
Is there a standard way, in ASP.Net, to share resources between web requests?
This is my problem:
There is a web service I need to query from the code behind of several pages
This web service only allows one logged in session at a time
If you log…
Petey B
- 11,439
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1
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2 answers
Problem with resources location difference in eclipse and JARs
I wrote a program that is based completely on a single text file: I read the file, store the information, then search the information, etc. So, for the program to work, the file just has to be present and detectable by the program.
I use eclipse, so…
user655423
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