文/朱季谦最近做了一些JVM监控与调优的事情，算是第一次实践，还比较陌生，故而先把这一次经验简单记下笔记，这样，对后面学习调优方面时，不至于又想不起来了。本文档主要总结在window本地环境远程对linux服务断的JVM虚拟机进行监控与调优的方法。visualvm工具是JDK自带的，在java安装目录下可以找到：C:\Program Files\Java\jdk1.8.0_77\bi....

文章 2022-02-16 来自：开发者社区

Linux高可用服务器集群解决方案让IT系统管理员可以从容应对许多常见的硬件和软件故障，允许多台计算机一起工作，为关键服务正常运行提供保障，系统管理员可以不中断服务执行维护和升级。Linux服务器有各种用途，如Web服务器或分支机构内部服务器，CMS或CRS服务器，文件服务器(为Windows和/或Linux用户服务)，VoIP电话服务器，邮件或域名服务器，数据库服务器，云计算配置中的基础设施节....

文章 2022-02-16 来自：开发者社区

通用linux接口服务器参数调优

1. 如果需要支撑百万级同时在线数，需要对linux默认内核参数进行调整，我们的典型配置是在 /etc/sysctl.conf增加以下内容： net.ipv4.tcp_max_orphans = 262144 net.ipv4.tcp_no_metrics_save=1 net.ipv4.tcp_window_scaling = 0 net.ipv4.tcp_max_syn_backlo...

问答 2022-02-15 来自：开发者社区

Linux服务器调优，请问关于线程，可关注的异常有哪些呢？

问答 2022-02-15 来自：开发者社区

正在对Linux服务器进行性能监控和调优，请问综合追踪java耗时、内存泄露，debug错误等？

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