(已解决)Error occurred during initialization of VM Could not reserve enough space for object heap

问题解决:Error occurred during initialization of VM Could not reserve enough space for object heap

  • 问题出现
  • 问题原因
  • 问题解决

问题出现

本地跑了8个boot项目,启动的时候 突然报错

(已解决)Error occurred during initialization of VM Could not reserve enough space for object heap_第1张图片

问题原因

网上找到许多资料说是内存不够使用

jvm大小默认是64m,如果也要增大程序运行的内存,如果要调整JVM的大小,可以在run configuration中配置VM的参数 ,-Xmx100m表示配置其的大小为100M.
以下是一些配置的说明。

  • vmargs -Xms128M -Xmx512M -XX:PermSize=64M -XX:MaxPermSize=128M
  • vmargs 说明后面是VM的参数,所以后面的其实都是JVM的参数了
  • Xms128m JVM初始分配的堆内存
  • Xmx512m JVM最大允许分配的堆内存,按需分配
  • XX:PermSize=64M JVM初始分配的非堆内存
  • XX:MaxPermSize=128M JVM最大允许分配的非堆内存,按需分配

问题解决

  1. 打开idea位置,选择idea64.exe.vmoptions文件
    (已解决)Error occurred during initialization of VM Could not reserve enough space for object heap_第2张图片
  2. 使用文本文档打开此文件
  3. 将参数修改大一点
    (已解决)Error occurred during initialization of VM Could not reserve enough space for object heap_第3张图片.

注意:

  1. 改动后重启idea和项目
  2. 如果不生效,将同文件夹下的另一个也修改 见下图1
  3. 还不生效, 就将C盘中此路径下的文件修改,见下图2

(已解决)Error occurred during initialization of VM Could not reserve enough space for object heap_第4张图片
(已解决)Error occurred during initialization of VM Could not reserve enough space for object heap_第5张图片

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