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Setting up

DiskQuota

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Introduction

For example, your Linux Server is running outof space in the lesystem because of anabundance of MP3 downloads

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Edit your /etc/fstab File

!he "etc"fstab le lists all the partitions thatneed to be auto#mounted when the systemboots $ou have to alert Linux that %uotas areenabled on the lesystem by editing the"etc"fstab le and modifying the options forthat le system $ou&ll need to add theusr%uota option 'n case you forget the name,the usr%uota option is mentioned in the fstabman pages

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Edit your /etc/fstab File

!he old "etc"fstab loo(ed li(e

))'*+ea-.ca3#3/b/#/e#-30a#

/..a3-12/.2 " ext errors+remount#ro. 0

4ut your new "etc"fstab should be

))'*+ea-.ca3#3/b/#/e#-30a#/..a3-12/.2 " ext errors+remount#ro,usr%uota,grp%uota . 0

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Remount the File system

5diting the "etc"fstab le isn&t enough, Linuxneeds to reread the le to get its instructionsfor "home $ou can do this using the mountcommand with the 6o remount %ualier

mount 6o remount "

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Create the Partition Quota Conguration Files

!he uppermost directory of the lesystem needsto have an a%uotauser le 7denes %uotas byuser8 and an a%uotagroup le 7denes %uotas by

group8 or both !he page for %uota lists them atthe bottom

'n this case 9ust enable per#user %uotas for the

"home lesystem

%uotachec( #avugfm

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Initialize the Quota Table and check diskuota manually

uotacheck !a"ugfm

#ote$:a % all le systems

:" % "erbos &'rocess(

:u % users

:g %grou':f % force check

:m % remount les system again

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Edit the )ser*s Quota Information$

ed%uota 6u testuser

From here, you can edit a number of elds

4loc(s; !he amount of space in 0< bloc(sthe user is currently using

'nodes; !he number of les the user iscurrently using

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Edit the )ser*s Quota Information$

Soft Limit; !he maximum bloc(s"inodes a%uota user may have on a partition !he role

of a soft limit changes if grace periods areused

=ard Limit; !he maximum bloc(s"inodes a%uota user may have on a partition when a

period is set )sers may exceed a soft limitbut they can never exceed their hard limit

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+ther to'ics

ed%uota 6t 7set grace period for eachlesystem

rep%uota "home 7lists %uota usage limits ofall users on the systemed%uota 6p user0 user2 user3 user%uotaon #a 7enable %uota8

%uotao> #a 7disable %uota8

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Testing