Frequently Asked Questions About Linux / UNIX » disk space http://www.cyberciti.biz/faq Every answer asks a more beautiful question. Fri, 03 Feb 2012 22:38:32 +0000 en hourly 1 http://wordpress.org/?v=3.3.1 Linux: Subnet (CIDR) Calculatorhttp://www.cyberciti.biz/faq/linux-subnet-calculator-cidr/ http://www.cyberciti.biz/faq/linux-subnet-calculator-cidr/#comments Wed, 07 Jul 2010 08:31:15 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=8212 I'm new to networking and need help with network settings. I'm looking for a tool for calculating available host address ranges with CIDR using Linux command prompt. How do I use subnet calculator under Linux or UNIX?]]> http://www.cyberciti.biz/faq/linux-subnet-calculator-cidr/feed/ 4 Linux: tar Extract Fileshttp://www.cyberciti.biz/faq/tar-extract-linux/ http://www.cyberciti.biz/faq/tar-extract-linux/#comments Tue, 16 Feb 2010 13:31:30 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=10057 How can I extract or uncompress a file from tar ball downloaded from the Internet under Linux using bash command prompt?]]> http://www.cyberciti.biz/faq/tar-extract-linux/feed/ 0 Solaris UNIX Configure Disk Quota For UFS File Systemhttp://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/ http://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/#comments Sat, 29 Aug 2009 08:04:53 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5119 How do I configure file system quotas to control how much available storage space can be used on a given UFS file system (such as /export/home) under Solaris UNIX operating systems? ]]> http://www.cyberciti.biz/faq/solaris-unix-disk-quota-tutorial/feed/ 2 HowTo: Ubuntu Linux Install Kernel Source Code And Headershttp://www.cyberciti.biz/faq/installing-full-kernel-source-ubuntu-linux/ http://www.cyberciti.biz/faq/installing-full-kernel-source-ubuntu-linux/#comments Wed, 08 Jul 2009 23:01:10 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=8277 How do I install Linux kernel source with Ubuntu patches? How can I install Ubuntu Linux kernel source code tree for version 2.6.3x using command line options?]]> http://www.cyberciti.biz/faq/installing-full-kernel-source-ubuntu-linux/feed/ 0 Ubuntu Uninstall deb Packagehttp://www.cyberciti.biz/faq/ubuntu-uninstall-deb-howto/ http://www.cyberciti.biz/faq/ubuntu-uninstall-deb-howto/#comments Thu, 02 Jul 2009 09:10:05 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=8087 How do I uninstall deb packages under Ubuntu Linux using GUI or CLI (command line) methods?]]> http://www.cyberciti.biz/faq/ubuntu-uninstall-deb-howto/feed/ 0 UNIX: Zip Examplehttp://www.cyberciti.biz/faq/unix-zip-examples/ http://www.cyberciti.biz/faq/unix-zip-examples/#comments Thu, 16 Apr 2009 13:16:59 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=7238 http://www.cyberciti.biz/faq/unix-zip-examples/feed/ 0 Linux Disable Core Dumpshttp://www.cyberciti.biz/faq/linux-disable-core-dumps/ http://www.cyberciti.biz/faq/linux-disable-core-dumps/#comments Thu, 26 Feb 2009 13:38:21 +0000 Vivek Gite /dev/null 2>&1]]> http://www.cyberciti.biz/faq/?p=3392 Only software developers legitimately need to access core files and none of my production web server requires a core dump. How do I disable core dumps on Debian / CentOS / RHEL / Fedora Linux to save large amounts of disk space?]]> http://www.cyberciti.biz/faq/linux-disable-core-dumps/feed/ 4 Debian / Ubuntu Linux: Clear the Package Cachehttp://www.cyberciti.biz/faq/debian-ubuntu-linux-clear-the-package-cache/ http://www.cyberciti.biz/faq/debian-ubuntu-linux-clear-the-package-cache/#comments Fri, 16 Jan 2009 08:20:30 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3091 Q. I've Debian Linux installed on 10 GB hard disk and noticed that /var/cache/apt/archives/ has lots of file taking my precious 1Gb disk space. Can I remove those file safely without causing any side effect on my setup? ]]> http://www.cyberciti.biz/faq/debian-ubuntu-linux-clear-the-package-cache/feed/ 7 Monitor ZFS Disk Space Storage Pool File Systemhttp://www.cyberciti.biz/faq/zfs-get-find-disk-space-storage-pool-filesystems/ http://www.cyberciti.biz/faq/zfs-get-find-disk-space-storage-pool-filesystems/#comments Thu, 01 Jan 2009 21:37:10 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=5622 How do I find and/or monitor disk space in your ZFS storage pool and file systems under FreeBSD or Solaris / OpenSolaris UNIX operating systems?]]> http://www.cyberciti.biz/faq/zfs-get-find-disk-space-storage-pool-filesystems/feed/ 0 FreeBSD: Mount /usr/ports Inside Jailhttp://www.cyberciti.biz/faq/freebsd-mount_nullf-usrports-inside-jail/ http://www.cyberciti.biz/faq/freebsd-mount_nullf-usrports-inside-jail/#comments Fri, 03 Oct 2008 20:07:04 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1969 Q. I'd like to save disk space for my FreeBSD 7 ISP server. We run webserver, nameserver from various jails under powerful HP RAID 10 server. How do I export /usr/ports from host to each jail hosted on /jail/ volume such as /jail/www, /jail/ns, /jail/sql etc? ]]> http://www.cyberciti.biz/faq/freebsd-mount_nullf-usrports-inside-jail/feed/ 5 Linux X11 Connection Rejected Because of Wrong Authentication Error and Solutionhttp://www.cyberciti.biz/faq/x11-connection-rejected-because-of-wrong-authentication/ http://www.cyberciti.biz/faq/x11-connection-rejected-because-of-wrong-authentication/#comments Wed, 17 Sep 2008 11:17:57 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=1796 Q. I'm trying to login to my remote Ubuntu Linux server from Mac OS X desktop using following command:
ssh -X user@vpn.officeserver.example.com xeyes
But I'm getting an error that read as follows:
X11 connection rejected because of wrong authentication.

How do I fix this error?]]> http://www.cyberciti.biz/faq/x11-connection-rejected-because-of-wrong-authentication/feed/ 21 Linux / UNIX: Create Large 1GB Binary Image File With dd Commandhttp://www.cyberciti.biz/faq/howto-create-lage-files-with-dd-command/ http://www.cyberciti.biz/faq/howto-create-lage-files-with-dd-command/#comments Mon, 02 Jun 2008 17:01:29 +0000 Vivek Gite http://www.cyberciti.biz/faq/?p=3879 How do I create 1 GB or 10 GB image file instantly with dd command under UNIX / Linux / BSD operating systems using a shell prompt?]]> http://www.cyberciti.biz/faq/howto-create-lage-files-with-dd-command/feed/ 6 nslookup / host Dns Client Testing Command Not Found on Debian / Ubuntu Linuxhttp://www.cyberciti.biz/faq/install-dns-client-tools-on-debian-linux/ http://www.cyberciti.biz/faq/install-dns-client-tools-on-debian-linux/#comments Fri, 18 Jan 2008 14:12:45 +0000 Vivek Gite http://www.cyberciti.biz/faq/install-dns-client-tools-on-debian-linux/ http://www.cyberciti.biz/faq/install-dns-client-tools-on-debian-linux/feed/ 5 Debian / Ubuntu Linux: List All Packages Which Could be Updated and Applied to Systemhttp://www.cyberciti.biz/faq/debian-ubuntu-linux-list-available-package-update/ http://www.cyberciti.biz/faq/debian-ubuntu-linux-list-available-package-update/#comments Mon, 03 Dec 2007 17:00:28 +0000 Vivek Gite http://www.cyberciti.biz/faq/debian-ubuntu-linux-list-available-package-update/ -u [...]]]> http://www.cyberciti.biz/faq/debian-ubuntu-linux-list-available-package-update/feed/ 2 Howto Find Out or Learn Harddisk Size in Linux or UNIXhttp://www.cyberciti.biz/faq/howto-find-out-or-learn-harddisk-size-in-linux-or-unix/ http://www.cyberciti.biz/faq/howto-find-out-or-learn-harddisk-size-in-linux-or-unix/#comments Tue, 08 Aug 2006 22:16:00 +0000 Vivek Gite http://www.cyberciti.biz/faq/faq/howto-find-out-or-learn-harddisk-size-in-linux-or-unix.php How do I find out my installed hard disk size in Linux or UNIX like operating systems?]]> http://www.cyberciti.biz/faq/howto-find-out-or-learn-harddisk-size-in-linux-or-unix/feed/ 9 How do I rotate log files?http://www.cyberciti.biz/faq/how-do-i-rotate-log-files/ http://www.cyberciti.biz/faq/how-do-i-rotate-log-files/#comments Tue, 04 Apr 2006 11:51:00 +0000 Vivek Gite http://www.cyberciti.biz/faq/faq/how-do-i-rotate-log-files.php http://www.cyberciti.biz/faq/how-do-i-rotate-log-files/feed/ 6