linux运维 - 请问Linux系统有大量的migration和watchdog进程该如何解决？

系统：centos6.5 内核：2.6.32 运行的是单节点ceph集群，top发现有大量的migration和watchdog进程，只有重启才能消除。有哪些可能导致这种现象？求解决方案。谢谢！

From [Linuxdiscussion group] 2017-04-17 15:33:28 0  1  1425

Where is the nginx configuration server_names_hash_max_size placed?

The operating system is centos 7.2. When using {code...} to overload the nginx configuration, the following in...

From [Linuxdiscussion group] 2017-05-16 17:18:01 0  1  1424

linux - raid5状态一直显示verify 系统启动不了

raid5状态一直显示verify

From [Linuxdiscussion group] 2017-04-17 13:00:08 0  0  1423

How to check whether nginx's gzip_static is effective

I have compiled the gzip static module, and then configured {code...} as follows. Then the gz packages of js a...

From [Linuxdiscussion group] 2017-05-16 17:30:02 0  1  1421

nginx - There is sound when playing h264 encoded mp4 locally, but there is no sound when playing through the web page.

I used nginx to build a simple flv and mp4 streaming media server. When playing a certain mp4, there is only i...

From [Linuxdiscussion group] 2017-05-16 17:23:31 0  2  1419

How to download VMware?

Let's download the virtual host?

From [Linuxdiscussion group] 2017-12-19 22:35:43 0  1  1417

linux - ubuntu14.04(e os)不能安装和卸载软件

终端和软件中心都不行。错误提示Reading database ... 245043 files and directories currently installed.)Preparing to unpack .../...

From [Linuxdiscussion group] 2017-04-17 14:49:23 0  4  1417

linux - The local machine cannot ping the virtual machine, but the virtual machine itself can ping the local machine?

I installed centos6.5 using vm ware, but after I configured the static IP, I can ping the windows IP address i...

From [Linuxdiscussion group] 2017-06-05 11:10:00 0  3  1415

vue.js - nginx cannot open web page after setting https

After nginx is configured, it can be accessed through http, but cannot be accessed through https. The certific...

From [Linuxdiscussion group] 2017-06-21 10:11:45 0  2  1413

linux - CentOs ls 命令下，文件名绿色是什么意思，如何还原为灰色

不记得具体是运行了 chmod 的什么权限设置，ls 之后发现文件名变成 绿色 了，网上搜了下，绿色表示可执行权限，但是我切换了其他用户，没有该文件可执行权限，ls 下文件名还是绿色，所以不是很明白。 另外如何恢...

From [Linuxdiscussion group] 2017-04-17 16:33:49 0  3  1410

linux - ssh能够登录，sftp登不上去可能是什么原因？

FileZilla这种ftp客户端通过sftp的方式无法登陆，但winscp可以。 前几天好没有问题，查看sshd_config下面显示的是： {代码...} 但是查找sftp-server是在这下面的 {代码...} ...

From [Linuxdiscussion group] 2017-04-17 11:05:01 0  3  1405

linux - nginx can be started by adding add_header, but it does not take effect and no error is reported.

nginx can be started by adding add_header, but it does not take effect and no error is reported. The configura...

From [Linuxdiscussion group] 2017-05-27 17:44:23 0  1  1402

nginx - Are the number of requests per second and concurrency the same concept?

Windows tested the server using apache's ab -c 100 -n 1000 http://www.xxxxx.com and found that the number of r...

From [Linuxdiscussion group] 2017-05-16 17:22:51 0  4  1402

linux - nginx starts with non-root permissions

I want to start nginx with non-root permissions but the error failed (13: Permission denied). According to the...

From [Linuxdiscussion group] 2017-06-17 09:16:20 0  4  1400

How to use apache on a laptop as a server for WeChat development

WeChat's development server needs a URL. Obviously localhost:8080 is not legal, but the laptop IP address unde...

From [Linuxdiscussion group] 2017-05-16 17:01:09 0  14  1399