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Linux执行定时任务时报错-bash:crontab:command怎么办?

  Linux系统下进行定时任务操作时,突然提示bash: crontab: command not found,出现该问题多半是未安装crontab所导致,只需在Linux系统下安装crontab即可解决问题。

Linux执行定时任务时报错-bash:crontab:command怎么办?

  crontab安装步骤:

  1. 确认crontab是否安装:

  执行 crontab 命令如果报 command not found,就表明没有安装

  2. 安装 crontab

  安装过程如下

  [root@10vps ~]# crontab -e

  -bash: crontab: command not found

  [root@10vps ~]# yum install -y vixie-cron

  Loaded plugins: fastestmirror, security

  Determining fastest mirrors

  * rpmforge: ftp.riken.jp

  base | 3.7 kB 00:00

  extras | 3.4 kB 00:00

  rpmforge | 1.9 kB 00:00

  rpmforge/primary_db | 2.7 MB 00:02

  updates | 3.4 kB 00:00

  updates/primary_db | 3.2 MB 00:13

  Setting up Install Process

  Resolving Dependencies

  –》 Running transaction check

  —》 Package cronie.x86_64 0:1.4.4-12.el6 will be installed

  –》 Processing Dependency: dailyjobs for package: cronie-1.4.4-12.el6.x86_64

  –》 Running transaction check

  —》 Package cronie-anacron.x86_64 0:1.4.4-12.el6 will be installed

  –》 Processing Dependency: crontabs for package: cronie-anacron-1.4.4-12.el6.x86_64

  –》 Running transaction check

  —》 Package crontabs.noarch 0:1.10-33.el6 will be installed

  –》 Finished Dependency Resolution

  Dependencies Resolved

  ================================================================================

  Package Arch Version Repository Size

  ================================================================================

  Installing:

  cronie x86_64 1.4.4-12.el6 base 73 k

  Installing for dependencies:

  cronie-anacron x86_64 1.4.4-12.el6 base 30 k

  crontabs noarch 1.10-33.el6 base 10 k

  Transaction Summary

  ================================================================================

  Install 3 Package(s)

  Total download size: 114 k

  Installed size: 220 k

  Downloading Packages:

  (1/3): cronie-1.4.4-12.el6.x86_64.rpm | 73 kB 00:00

  (2/3): cronie-anacron-1.4.4-12.el6.x86_64.rpm | 30 kB 00:00

  (3/3): crontabs-1.10-33.el6.noarch.rpm | 10 kB 00:00

  ——————————————————————————–

  Total 15 kB/s | 114 kB 00:07

  Running rpm_check_debug

  Running Transaction Test

  Transaction Test Succeeded

  Running Transaction

  Installing : cronie-1.4.4-12.el6.x86_64 1/3

  Installing : crontabs-1.10-33.el6.noarch 2/3

  Installing : cronie-anacron-1.4.4-12.el6.x86_64 3/3

  Verifying : crontabs-1.10-33.el6.noarch 1/3

  Verifying : cronie-anacron-1.4.4-12.el6.x86_64 2/3

  Verifying : cronie-1.4.4-12.el6.x86_64 3/3

  Installed:

  cronie.x86_64 0:1.4.4-12.el6

  Dependency Installed:

  cronie-anacron.x86_64 0:1.4.4-12.el6 crontabs.noarch 0:1.10-33.el6

  Complete!

  [root@10vps ~]# crontab -l

  no crontab for root

  3. 确认是否安装成功:

  执行 crontab -l

  4. 看是否设置了开机自动启动

  chkconfig –list crond

  5. 启动crontab

  service crond start

  上面就是Linux执行定时任务报错需安装crontab的方法介绍了,该方法适用于绝大多数bash:crontab:command not found报错。

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