fastpool | fast object pool -
kandi X-RAY | fastpool Summary
kandi X-RAY | fastpool Summary
fast object pool
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Top functions reviewed by kandi - BETA
- Searches the specified key and returns the result
- Synchronously scan a key
- Synchronously scan a set of strings
- This method returns the number of elements in the specified order
- Remove a key from the queue
- Set bit
- Check if a script exists
- Sort a sorted set of elements
- Sort a set of keys
- Removes the specified number of elements from the queue
- Set bit
- Check if a script exists
- Retrieves the member with the specified key
- Pushes a set of strings to the store
- Add a set of elements to the pool
- Get a scard
- Removes a value from the queue
- Setexex
- Pushes a ping to the pool
- Set a value
- Set range
- Sorts the given key
- Get a set of all of the keys in the queue
- Remove elements from the pool
- Return the length of a string
- Get a substring from a key
- Persist a key
fastpool Key Features
fastpool Examples and Code Snippets
Community Discussions
Trending Discussions on fastpool
QUESTION
Today I was writting a Pool Allocator when I came up with a question:
Is it possible to beat the compiler?
By beating the compiler I mean writing a code that performs a memory allocation faster (Less clock cycles) than its simplest version (Allocation variables on the stack, one by one).
So I came up with a very simple BytePool:
...ANSWER
Answered 2019-Jul-10 at 04:18Your test is horribly flawed. The methods Stack(), Pool(), and FastPool() will boil down to NOPs (they don't DO anything!!). new/delete however have possible side effects, so that accounts for the release performance difference. Now, it's time you might need to learn what stack allocation actually does! If a stack allocated variable is used within a method, it will most likely be a register (unless it's a non pod type with side effects), and whatever crazy concept you attempt to create in order to mimic that with memory, will simply be orders of magnitude slower due to latencies, cache misses, etc.
In the olden days, we used to have the register keyword to differentiate a stack allocated var and a register. Not any more, because it was basically pointless. These days stack allocations only occur when you run out of registers, and you need to swap a register value out to the stack space.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install fastpool
You can use fastpool like any standard Java library. Please include the the jar files in your classpath. You can also use any IDE and you can run and debug the fastpool component as you would do with any other Java program. Best practice is to use a build tool that supports dependency management such as Maven or Gradle. For Maven installation, please refer maven.apache.org. For Gradle installation, please refer gradle.org .
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