#Memo

java.lang.OutOfMemoryError: Java heap space

1关闭listmapclean()2修改配置参数  这样也没有用...

maven java.lang.OutOfMemoryError:PermGEn space

配置环境变量:JAVA_OPTS-Xms512m -Xmx1024m -XX:PermSize=256m -XX:MaxPermSize=512m MAVEN_OPTS-Xms256m -Xmx768m -XX:MaxPermSize=256m...

mysql启动报错cannot allocate memory for the buffer pool处理

今天启动mysql服务器时失败了。去/var/log/mysql/查看error.log,报错信息如下:16012322:29:26InnoDB:Initializingbufferpool,size=200.0MInnoDB:mmap(214630400bytes)failed;errno1216012322:29:...

[转]Tomcat启动java.lang.OutOfMemoryError: PermGen space错误解决

原文地址:http://outofmemory.cn/java/OutOfMemoryError/outofmemoryerror-permgen-space-in-tomcat-with-eclipse有的项目引用了太多的jar包,或者反射生成了太多的类,异或有太多的常量池,就有可能会报java.lang.OutOf...

[转]java.lang.OutOfMemoryError: PermGen space及其解决方法

原文地址:http://peak.iteye.com/blog/52606这个问题是我的工程中加入了Birt报表在Linux环境下运行出现的问题,从网上搜索了一下看到这文章发现并不是由于Birt的原因造成的引用1、PermGenspace的全称是PermanentGenerationspace,是指内存的永久保存区域O...

(error) LOADING Redis is loading the dataset in memory

redis读取/重启之后读取报错:(error)LOADINGRedisisloadingthedatasetinmemory1.redis将之持久化的数据重新写入,等待数据写入完成以后即可正常访问2.修改配置文件viredis.conf  maxmemory5GB  maxmemory-policyallkeys-l...

linux redis 启动 overcommit_memory

Redis在启动时不成功,查看日志发现如下警告:  WARNINGovercommit_memoryissetto0!Backgroundsavemayfailunderlowmemorycondition.Tofixthisissueadd'vm.overcommit_memory=1'to/etc/sysctl.c...

exception java.lang.OutOfMemoryError: Java heap space

 1.情景展示  java内存溢出异常,将程序代码问题排除在外,如何增大JVM的使用内存?2.解决方案   在eclipse中的解决办法:增大你要运行的测试类的内存分配。  点击运行或debug按钮旁的倒三角--》RunConfigurations...  默认选中的就是你刚才报错的测试类,如果没有...

Java HotSpot(TM) 64-Bit Server VM warning: INFO: os::commit_memory(0x0000000794500000, 576716800, 0)

linux基于tomcat部署的web应用程序报JavaHotSpot(TM)64-BitServerVMwarning:INFO:os::commit_memory(0x0000000794500000,576716800,0)failed;error='Cannotallocatememory'(errno=12)...

e673. Getting Amount of Free Accelerated Image Memory

Imagesinacceleratedmemoryaremuchfastertodrawonthescreen.However,acceleratedmemoryistypicallylimitedanditisusuallynecessaryforanapplicationtomanagetheimagesresid...

阿里云linux服务器修改php.ini的memory_limt全过程

1先登陆linux服务器 输入一下命令find/-namephp.ini如图会显示php.ini的位置 2 打开php.ini在命令行输入一下命令 (这个位置需要替换成你的服务器上php.ini的位置)vim/www/server/php/53/etc/php.ini向下移动鼠标...

redis报错Windows error 0x70(a large memory)

redis嫌弃你内存不够了,就给你不开第二个实例。 TheWindowsversionofRedisallocatesalargememorymappedfileforsharing theheapwiththeforkedprocessusedinpersistenceoperations.这句话...

There is not enough memory to perform the requested operation

/今日在写bug时ide突发脑溢血,崩溃了一、修改用户目录下的.vmoptions找到C:用户用户名.WebStorm2018.1configwebstorm64.exe.vmoptions使用notepad++打开将其改为光改这个还不行,依然会提示二、修改WebStorm安装目录下的.vmoptions还需要修改We...
代码星球 ·2021-02-10

MemoryCache

https://docs.microsoft.com/en-us/dotnet/api/system.runtime.caching.memorycache?view=netframework-4.8  Adddoesnothing(returnsfalse)ifthereisalreadyaval...
代码星球 ·2021-02-08

share memory cache across multi web application

YoucouldcreateaseparateWebApiprojectandhostyourimplementationoftheMemoryCachethere.Thenexposeanapithatgets/setsitemsfromthecachethatallofyourappscanuse.Though,t...
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