原文: http://man.linuxde.net/tee ------------------------------------------------------------------------------------------------------------ tee命令用于将数据重定向到文件,另一方面还可以提供一份重定向数据的副本作为后续命令的stdin.简单的说就是把数据重定向到给定文件和屏幕上. 存在缓存机制,每1024个字节将输出一次.若从管道接收输入数据,应该是缓冲区…

Turning logging off for the whole duration of the MySQL server process. File '/var/log/slow_query.log' not found (Errcode: 13 - Permission denied) [ERROR] Could not open /var/log/slow_query.log for logging (error 13). Turning logging off for the whol…

[root@www]# ./bin/mysqld_safe --user=mysql&[1] 32710[root@www]# 121003 16:40:22 mysqld_safe Logging to '/var/log/mysqld.log'.121003 16:40:22 mysqld_safe Starting mysqld daemon with databases from /var/lib/mysql这些大多是权限的问题因为mysql数据库需要完整的权限.当时查看了下目录权限设置…

centos7通过yum装完mysql,使用grep 'temporary password' /var/log/mysqld.log找不到root密码打开mysqld.log中根本没有temporary password 1.删除原来安装过的mysql残留的数据(这一步非常重要,问题就出在这)rm -rf /var/lib/mysql 2.重启mysqld服务systemctl restart mysqld 3.再去找临时密码grep 'temporary password' /var/log…

如下:从10.12.8.165 FTP 到 10.1.3.34,报failed to open vsftpd log[a4_csbdc@localhost ~]$ ftp  10.1.3.34Connected to 10.1.3.34.500 OOPS: failed to open vsftpd log file:/var/log/vsftpd.log 原因及解决 :原来是10.1.3.34的空间不够,删除部分10.1.3.34上/var/log/下的部分日志如vsftpd.log.1.vs…

/var/log/boot.log — 记录系统启动时的日志信息,如果系统启动之后有什么异常可以查看该文件信息 [root@localhost ~]# cat /var/log/boot.log # 要用cat查看不要用vim @ Welcome to CentOS Starting udev: G [ OK ] Setting hostname VM_215_87_centos: [ OK ] Setting up Logical Volume Management: No volume gr…

问题:在从 https://c.163.com/hub#/m/repository/?repoId=3093 下载镜像 docker pull hub.c.163.com/library/jenkins:latest后,启动容器时,报错: [admin@3-29 ~]$ sudo docker run --name myjenkins-slave1 -p 8080:8080 -v /var/lib/jenkins:/var/jenkins_home hub.c.163.com/library/j…

docker 运行后, 执行docker logs -f myjenkins时报错: touch: cannot touch ‘/var/jenkins_home/copy_reference_file.log’: Permission denied Can not write to /var/jenkins_home/copy_reference_file.log. Wrong volume permissions? 需要修改下目录权限, 因为当映射本地数据卷时,/home/docker/je…

docker 运行后, 执行docker logs -f myjenkins时报错:touch: cannot touch '/var/jenkins_home/copy_reference_file.log': Permission denied Can not write to /var/jenkins_home/copy_reference_file.log. Wrong volume permissions? 需要修改下目录权限, 因为当映射本地数据卷时,/home/docker/jen…

Log4j报错: log4j:ERROR Failed to rename [/log/xxx.log] to [/log/xxx.log.2016-11-23.log] google了一下发现是个bug: https://bz.apache.org/bugzilla/show_bug.cgi?id=29726 I checked myself, and found it was solved only in 1.3 for DRFA. For RFA, it has been solved i…