How to solve the command not found problem in crontab
This article will explain in detail how to solve the command not found problem in crontab. The content of the article is of high quality, so the editor shares it for you as a reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.
# View scheduled task list crontab-l
Error message:-bash: crontab: command not found
# remove yum remove cronie# and install cronie yum-y install cronie before installation
The installation still reports an error:
Total download size: 92 kInstalled size: 215 kDownloading packages:Delta RPMs disabled because / usr/bin/applydeltarpm not installed.cronie-1.4.11-23.el7.x86_64.rpm | 92 kB 00:00:00 Running transaction checkRunning transaction testTransaction test succeededRunning transaction Installing: cronie-1.4.11-23. El7.x86_64 1 Error unpacking rpm package cronie-1.4.11-23.el7.x86_64error: unpacking of archive failed on file / etc/cron.d/0hourly 60a90564: cpio: open Verifying: cronie-1.4.11-23.el7.x86_64 1Acer 1 Failed: cronie.x86_64 0VX 1.4.11-23.el7
Error message:
Delta RPMs disabled because / usr/bin/applydeltarpm not installed.
Found that deltarpm needs to be installed
Yum-y install deltarpm
Continue to install yum-y install cronie after successful installation of deltarpm
New error message:
Error unpacking rpm package cronie-1.4.11-23.el7.x86_64 error: unpacking of archive failed on file / etc/cron.d/0hourly;60a90661: cpio: open
Solution [remove special attribute-I-a]:
[root@iZuf6bm7y86rsciyk4lvriZ ~] # find /-name "crontab" / var/lib/docker/overlay2/ef655c7ec12a300ff857c07225d0556025f494da1755aa038c88b86fbd876ccf/diff/usr/bin/crontab/etc/crontab [root@iZuf6bm7y86rsciyk4lvriZ ~] # lsattr / etc/crontab----ia-e-- / etc/crontab [root@iZuf6bm7y86rsciyk4lvriZ ~] # chattr-I-a / etc/crontab [root@iZuf6bm7y86rsciyk4lvriZ ~] # lsattr / etc/crontab
Remove special attributes chattr-I-a / etc/crontab
Then reinstall: yum-y install cronie
The command can then be executed and the installation is successful.
View Linux scheduled tasks:
# View scheduled tasks crontab-l
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