Trzynaste_21

 0    21 fiche    michalesq
Imprimer jouer consultez
 
question - réponse -
How to disable swap space?
commencer à apprendre
swapoff /dev/volume_name/swap
How to add swap space to /etc/fstab?
commencer à apprendre
/dev/vgname/swap swap swap 0 1
How to display swap devices
commencer à apprendre
swapon -s // cat /proc/swaps
How to install samba client as well as cifs and nfs utils?
commencer à apprendre
sudo yum install samba samba-client samba-common cifs-utils
How to point samba client to samba server?
commencer à apprendre
smbclient -L <ip address of the samba server>, type password
How to mount CISF - not persistent?
commencer à apprendre
mount -t cifs -o username=<username> //<server ip address/share_name /mnt/sambashare
How to mount NFS - not persistent?
commencer à apprendre
mount -t nfs <server IP>:/nfsshare /mnt/nfsshare
How to add CIFS mount to /etc/fstab?
commencer à apprendre
//<IP server>/<sharename> /mnt/sambashare cifs username=<unsername>,password=123456 0 0
How to add NFS mount to /etc/fstab?
commencer à apprendre
<IP server>:/nfsshare /mnt/nfsshare nfs defaults 0 0
How to extend a virtual group for LVM?
commencer à apprendre
vgextend <vgname> /dev/xvdg
How to move content of physical volume to extents from the same virtual group?
commencer à apprendre
pvmove /dev/xvdf1
How to remove /dev/xvdf1 from the volume group?
commencer à apprendre
vgreduce <vgname> /dev/xvdf1
How to extend logical volume to 5G?
commencer à apprendre
lvextend -L 5G /dev/vgname/lvname
How to extend logical volume by 5G?
commencer à apprendre
lvextend -L +5G /dev/battlestar/galactica
How to let Kernel know about extension of logical volume (XFS partition type)?
commencer à apprendre
xfs_growfs /mnt/myvolume
How to let Kernel know about extension of logical volume (EXT4 partition type)?
commencer à apprendre
resize2fs /mnt/myvolume
What file systems support ACLs?
commencer à apprendre
XFS, EXT4
Why do you need ACLs?
commencer à apprendre
ACLs give an access to files and directories for users not included in user groups
How to check extended rights for the file?
commencer à apprendre
getfacl file1
How to set extended rights for the file to the user?
commencer à apprendre
setfacl -m u:<username>: rw file1
How to set extended rights for the file to the group?
commencer à apprendre
setfacl -m g:<groupname>: rw file1

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