为什么考虑verbose GC日志?
Also, many tools exist to graph verbose gc output.
另外还有很多工具可以根据verbose gc输出生成图表。
Below is a block from the verbose GC with -xloratio0.2 enabled.
如下所示的是来自启用了—xloratio0.2的verbose GC的一个块。
Let's begin by ensuring that verbose GC is enabled on the server.
首先要确保该verbose GC在服务器上已被启用。
The verbose GC logs can also help evaluate application scalability.
详细GC日志还可以帮助评估应用程序的可伸缩性。
Case study: Estimating application throughput from verbose GC logs.
案例研究:通过详细GC日志评估应用程序吞吐量。
Verbose GC is a tool that logs and outputs GC activity to a file or screen.
冗余gc是一种记录GC活动并将其输出到一个文件或屏幕中的工具。
This object is the most common action that you see in the verbose GC output.
对象是verbose GC输出中最为常见的。
Many developers use verbose GC data to help choose the best size for the heap.
很多开发人员都使用详细GC数据来帮助选择堆的最佳大小。
Verbose GC usually has relatively little performance impact on an application.
详细GC通常对应用程序性能的影响比较小。
Here is an example of a verbose GC from a full GC, followed by a heap expansion.
如下所示是来自完整gc的一个verbose GC的例子,后跟一个heap扩展。
Verbose GC helps you determine whether your memory heap is big enough or too big.
Verbose GC有助于您确定您的内存堆是否太多或太大。
Verbose GC gives free memory statistics directly after a GC cycle, PMI data does not.
详细的垃圾收集在垃圾收集周期之后直接提供了可用内存统计信息,而 PMI数据不能提供。
There are several reasons why you might want to enable verbose GC and inspect the logs.
有多种原因使您想要支持verbose GC和检查日志。
The best way to analyze the output of verbose gc is to produce a graph from the output.
分析verbose gc的最佳办法就是从输出生成一个图表。
Now you have configured verbose GC, you can tune the size of the heap. Ideally, the GC cycle
现在您已经配置了冗余 GC,您可以开始优化堆的大小。
Listing 1 shows an example section of verbose GC for one collection in the optthruput policy.
清单1显示了optthruput策略中收集的verbose GC部分示例。
She follows the instructions in the guided activity and saves the verbose GC log in the session.
她执行指导活动中的指令,并在会话中存储详细的垃圾收集日志。
You must enable verbose GC logging for your application if you want to produce logs for analysis.
如果想生成用于分析的日志,必须对应用程序启用详细的gc日志记录。
When this value is added to the server, you see a new line added to the verbose GC output, such as.
当此值被添加到服务器后,可以看到在verbose GC输出中多了一个新行,如下所示。
Enabling verbose GC is the first step in a problem determination procedure for debugging memory leaks.
启用详细的垃圾收集是在问题确定过程中用于调试内存泄漏的第一步。
In other cases, tooling can make it much easier to get the information you need from the verbose GC logs.
在其他情况下,该工具可以从详细的gc日志中更加轻松地获得所需的信息。
Extensible verbose Toolkit (EVTK) examines JVM verbose GC logs and diagnoses garbage-collection problems.
ExtensibleVerboseToolkit (EVTK)用于检查JVM详细的垃圾收集日志,并对垃圾收集的问题进行诊断。
It's tempting to assume that verbose GC pause times are a good indicator of the application response times.
那么假设详细GC暂停时间是应用程序响应时间的最佳指示器。
You can enable verbose GC using one of two command-line options: either -verbose:gc or -Xverbosegclog:filename.
可以使用以下两个命令行选项之一来支持verbose GC:-verbose:gc或 -Xverbosegclog:文件名 。
For this reason, it's normal to see the immortal free memory in the verbose GC log drop without ever recovering.
出于这个原因,常常会发现冗余gc记录中的永久自由内存下降并且不会恢复。
While verbose GC can show you that a leak is in progress, it cannot tell you which objects are causing that leak.
虽然详细GC可能显示存在泄露,但它没有告诉您是哪个对象引起的这个泄露。
The tag's interval attribute corresponds to the time elapsed since the last verbose GC event of the same type was output.
标记的interval属性指的是从上次输出相同类型的冗余gc事件起所经过的时间。
The symptoms presented in the verbose GC logs show a very fast drop in the available free heap space in a very short time.
详细的垃圾收集日志中表现的症状显示,在很短的时间内可用的堆空闲空间下降得特别快。
Verbose GC logs give insight into the operation of the garbage collector and can give hints about policy and parameter choices.
Verbose GC日志能够洞察垃圾收集器的操作,并为策略和参数选择提供提示。
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