thread-local

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Is ThreadLocal allocated in TLAB?

I suppose, that ThreadLocal variables are allocated in Thread Local allocation Buffer(s) or TLABs, am I right ?[详细]

2023-02-09 03:59 分类：问答
SimpleDateFormat in Servlets

I\'m using a lot of SimpleDateFormat-objects within my Servlet. Unfortunately, SimpleDateFormat is not thread-safe. Thus, I thought about wrapping it wih ThreadLocal to foster the reuse of SimpleDateF[详细]

2023-02-03 07:01 分类：问答
Make thread-safe a normal class with ThreadLocal<T>

I have a normal class designed to be accessed by a single thread and I want to make it thread-safe so many threads can use a single instance at the same time. There are some class level methods and va[详细]

2023-02-01 12:00 分类：问答
ThreadLocal - Is it required if we are setting the value in constructor?

I have a class, MyThread which implements Callable <String>. The class has a constructor which takesparam开发者_Go百科eters like a blockingqueue and others. In my main class, I instantiate this[详细]

2023-01-31 07:40 分类：问答
Inherent dangers of using ThreadLocal variables with EJB3?

I\'m experimenting with a solution to authorization and authentication by storing a subject class in a ThreadLocal map. The design is for an API, so I won\'t have access to the servlets involved, and[详细]

2023-01-27 19:51 分类：问答
Thread locals in Python - negatives, with regards to scalability?

I\'m wondering if there are some serious implications I might be creating for myself by using thread locals. I noticed that in the case of Flask, they use thread locals, and mention that it can cause[详细]

2023-01-23 20:37 分类：问答
ThreadLocal Aggregations and Task Parallel Library

Why do i get different result with the following to sections of code Code Sample 1 using System; using System.Collections.Generic;[详细]

2023-01-23 00:54 分类：问答
Lots of ThreadLocalMap entries in memory

Consider a very large Java VM with a great many threads running a web server. Now consider a sample of the output generated by jmap -histo that looks something like this:[详细]

2023-01-20 22:24 分类：问答
ThreadStatic vs. ThreadLocal<T> Performance: speedups or alternatives?

I recently read this post about poor performance of fields marked T开发者_如何转开发hreadStatic - they\'re apparently 60x slower than normal field access. Does .NET 4\'s ThreadLocal< T > perform an[详细]

2023-01-18 08:59 分类：问答
Does thread-local mean thread safe?

Specifically I\'m talking about Python. I\'m trying to hack something (just a little) by seeing an object\'s value without ever passing it in, and I\'m wondering if it is thread safe to use thread loc[详细]

2023-01-18 02:20 分类：问答