Partition
Manage partition
# to create a partition for the disk /dev/sda:
cfdisk /dev/sda
# to format your partition /dev/sda1 in ext4
mkfs.ext4 -j /dev/sda1 |
# to create a partition for the disk /dev/sda:
cfdisk /dev/sda
# to format your partition /dev/sda1 in ext4
mkfs.ext4 -j /dev/sda1
Extend partition
# Add 100G to /dev/sda1:
lvextend -L +100G /dev/sda1 |
# Add 100G to /dev/sda1:
lvextend -L +100G /dev/sda1
Mount FileSystem
Mount local disk
In your /etc/fstab, add this lines:
/dev/sda1 /mnt/my-local-disk ext4 defaults 1 1 |
/dev/sda1 /mnt/my-local-disk ext4 defaults 1 1
Mount windows shared directory
using smbfs
#install Samba File System:
yum -y install smbfs smbclient
# create directory to mount the shared directory:
mkdir /mnt/windows
# mount :
mount -t smbfs //my/windows/shared/directory /mnt/windows -o username=username,password=password |
#install Samba File System:
yum -y install smbfs smbclient
# create directory to mount the shared directory:
mkdir /mnt/windows
# mount :
mount -t smbfs //my/windows/shared/directory /mnt/windows -o username=username,password=password
using cifs
#install Samba File System:
yum -y install cifs-utils
# create directory to mount the shared directory:
mkdir /mnt/windows
# mount :
mount -t cifs //my/windows/shared/directory /mnt/windows -o username=username,password=password,defaults,auto,rw,users,exec
# add this line to /etc/fstab
# //my/windows/shared/directory /mnt/windows cifs username=username,password=password,defaults,auto,rw,users,exec 0 0 |
#install Samba File System:
yum -y install cifs-utils
# create directory to mount the shared directory:
mkdir /mnt/windows
# mount :
mount -t cifs //my/windows/shared/directory /mnt/windows -o username=username,password=password,defaults,auto,rw,users,exec
# add this line to /etc/fstab
# //my/windows/shared/directory /mnt/windows cifs username=username,password=password,defaults,auto,rw,users,exec 0 0
Mount ssh directory
#install Samba File System:
yum -y install sshfs
# create directory to mount the shared directory:
mkdir /mnt/ssh
# mount :
mount -t sshfs root@myserver:/var/www /mnt/ssh |
#install Samba File System:
yum -y install sshfs
# create directory to mount the shared directory:
mkdir /mnt/ssh
# mount :
mount -t sshfs root@myserver:/var/www /mnt/ssh
* Mount ext4 (add this line to /etc/fstab):
sshfs#root@myserver:/var/www /mnt/ssh fuse defaults 0 0 |
sshfs#root@myserver:/var/www /mnt/ssh fuse defaults 0 0
Troubleshooting
fuse: bad mount point `/mnt/mountpoint’: Transport endpoint is not connected
umount -l /mnt/mountpoint
mount /mnt/mountpoint |
umount -l /mnt/mountpoint
mount /mnt/mountpoint
Mount nfs
echo "install nfs"
yum -y install nfs-utils nfs-utils-lib
echo "start nfs on startup"
chkconfig rpcbind on
chkconfig nfs on
echo "start service"
service rpcbind start
service nfs start
# add this line to /etc/fstab
# myserver:/remote/export /local/directory nfs rw,sync,hard,intr 0 0 |
echo "install nfs"
yum -y install nfs-utils nfs-utils-lib
echo "start nfs on startup"
chkconfig rpcbind on
chkconfig nfs on
echo "start service"
service rpcbind start
service nfs start
# add this line to /etc/fstab
# myserver:/remote/export /local/directory nfs rw,sync,hard,intr 0 0
Mount ftp
echo "install curlftpfs"
yum -y install curlftpfs
# mount:
curlftpfs ftp://ftpuser:ftppassword@myftpserver /mnt/ftp |
echo "install curlftpfs"
yum -y install curlftpfs
# mount:
curlftpfs ftp://ftpuser:ftppassword@myftpserver /mnt/ftp
Mount cdrom
mkdir /mnt/cdrom
mount /dev/cdrom /mnt/cdrom |
mkdir /mnt/cdrom
mount /dev/cdrom /mnt/cdrom
Commands
Find a file containing a string
find /my/path -name "*" -exec grep -Hn "mystring" {} \; |
find /my/path -name "*" -exec grep -Hn "mystring" {} \;
Remove all *.tmp files
find /my/path -name "*.tmp" -exec rm -rf {} \; |
find /my/path -name "*.tmp" -exec rm -rf {} \;
Get the top 10 disk use
du -sh * | sort -h -r | head -10 |
du -sh * | sort -h -r | head -10
Only list folders
Retrieve bash script execution directory (to use under your bash script)
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )" |
DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
Get the most recent element in the current directory
Copy files by extension recursively
find /path/to/srcdir -name '*.txt' | cpio -pdm /path/to/destdir
# Note: we can use '-updm' for overwrite destination content. |
find /path/to/srcdir -name '*.txt' | cpio -pdm /path/to/destdir
# Note: we can use '-updm' for overwrite destination content.
Remove files older than 5 days
find /path/to/files* -type f -mtime +5 -exec rm {} \; |
find /path/to/files* -type f -mtime +5 -exec rm {} \;
You can also write :
find /path/to/files* -type f -mtime +5 -delete |
find /path/to/files* -type f -mtime +5 -delete
find all files that does not have 777 permissions
find /path/to/files* -not -perm 0777 |
find /path/to/files* -not -perm 0777