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* Example use of dd command to create an ISO disk image from a CD-ROM: dd if=/dev/cdrom of=/home/sam/myCD.iso bs=2048 conv=sync *Using dd to wipe an entire disk with random data: dd if=/dev/urandom of=/dev/hda *Using dd to clone a hard disk to another hard disk: dd if=/dev/ad0 of=/dev/ad1 bs=1M conv=noerror *Duplicate a disk partition as a […] SYSTEM Hardware | Statistics | Users | Limits | Runlevels | root password | Compile kernel | Repair grub | Misc Running kernel and system information # uname -a # Get the kernel version (and BSD version) # lsb_release -a # Full release info of any LSB distribution # cat /etc/SuSE-release # Get SuSE version […] taskmgr regedit timedate.cpl intl.cpl sconfig.cmd get-process diskpart Install DHCP SERVER Using PowerShell PS C:\Users\Administrator> get-command -Module servermanager CommandType Name ModuleName ———– —- ———- Alias Add-WindowsFeature ServerManager Alias Remove-WindowsFeature ServerManager Function Disable-ServerManagerStandardUserRemoting ServerManager Function Enable-ServerManagerStandardUserRemoting ServerManager Cmdlet Get-WindowsFeature ServerManager Cmdlet Install-WindowsFeature ServerManager Cmdlet Uninstall-WindowsFeature ServerManager PS C:\Users\Administrator> Add-WindowsFeature -IncludeAllSubFeature -Name DHCP, RSAT-DHCP Success Restart Needed […] -e: Returns true value, if file exists -f: Return true value, if file exists and regular file -r: Return true value, if file exists and is readable -w: Return true value, if file exists and is writable -x: Return true value, if file exists and is executable -d: Return true value, if exists and is […] !/bin/bash CHECK=$0 SERVICE=$1 DATE=`date` OUTPUT=$(ps aux | grep -v grep | grep -v $CHECK |grep $1) echo $OUTPUT if [ “${#OUTPUT}” -gt 0 ] ; then echo “$DATE: $SERVICE service running, everything is fine” else echo “$DATE: $SERVICE is not running” fi #!/bin/bash ps axho comm| grep $1 > /dev/null result=$? echo “exit code: ${result}” […] |
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