User contributions for Saurabh
From Notes_Wiki
- 03:42, 13 November 2012 diff hist +3,725 N Fdisk or parted Created page with "=fdisk or parted= fdisk and/or parted can be used to manipulate partition tables. They can help in at least following: *Intializing new raw disk with proper partition tables ..."
- 03:41, 13 November 2012 diff hist +696 N Fsck Created page with "=fsck= =Checking ext3 partitions for disk errors= We can use following command to check ext3 partitions for disk errors / surface scan for bad blocks: <pre> e2fsck -c -c -k..."
- 03:41, 13 November 2012 diff hist +6,179 N MooseFS Created page with "=mooseFS= ==Installing mooseFS== ===Installing using yum=== #<tt>yum install mfs mfs-cgi mfs-client</tt> #<tt>groupadd mfs</tt> #<tt>useradd -g mfs mfs</tt> ===Installing ..."
- 03:40, 13 November 2012 diff hist +2,237 N KosmosFS Created page with "==Installing kosmosfs== #Download lastest kosmosfs source code. ( http://code.google.com/p/kosmosfs/downloads/list ) #<tt>yum install boost cmake log4cpp xfsprogs-devel</tt> ..."
- 03:39, 13 November 2012 diff hist +2,822 N EncFS Created page with "=Encfs= # Install encfs using '<tt>yum install fuse-encfs</tt>' # Create directory for encrypted files. (<tt>mkdir abcd-raw</tt>) # Create mount point for unencrypted files. ..."
- 03:37, 13 November 2012 diff hist −968 Universal USB installer
- 03:37, 13 November 2012 diff hist +1,035 N Installing System Rescue CD on USB disk or drive Created page with "=Installing System Rescue CD on USB disk or drive= Steps for installing system rescue CD on USB are mentioned on http://www.sysresccd.org/Sysresccd-manual-en_How_to_install_S..."
- 03:36, 13 November 2012 diff hist +73 N System Rescue CD Created page with "=System Rescue CD= *Installing System Rescue CD on USB disk or drive"
- 03:36, 13 November 2012 diff hist +22 m Main Page
- 03:34, 13 November 2012 diff hist +1,871 N Universal USB installer Created page with "=Universal USB installer= We can use Universal USB installer to create Live USB images from Live CDs. For example we can create bootable USB disk for system rescue CD with un..."
- 03:33, 13 November 2012 diff hist +1,492 N Extundelete Created page with "=Recovering deleted files= We can recover files deleted on ext3 or ext4 partition using extundelete program. The program can be downloaded from https://sourceforge.net/projec..."
- 03:31, 13 November 2012 diff hist +644 N Recovery tools Created page with "=recovery tools= More information on these tools has to be collected. ==Tools for recovering lost files on ext3 partitions== Following recovery tools exist to help with rec..."
- 03:31, 13 November 2012 diff hist +20 Main Page
- 03:30, 13 November 2012 diff hist −20 m Filesystem or partition tools
- 03:29, 13 November 2012 diff hist +1,785 N LVM - tips Created page with "=LVM tips= ==Installing OS from scratch== When we install OS from scratch and plan to use LVM then we should be careful about these things: *The root or / partition should no..."
- 03:29, 13 November 2012 diff hist +718 N Mounting LVM logical volumes Created page with "=Mounting logical volumes= To mount logical volumes when booting from live CD or if not mounted in rescue mode use: #Find out logical volumes available using #:<tt>lvm vgscan..."
- 03:28, 13 November 2012 diff hist +894 N To mount LVM Volume Group with similar name on same system Created page with "=To mount Volume Group with similar name on same system= If we have to mount two volume groups with same name (say VolGroup00) on same system then we will face problems. To s..."
- 03:28, 13 November 2012 diff hist +120 N Lvm Created page with "=LVM= *To mount LVM Volume Group with similar name on same system *Mounting LVM logical volumes *LVM - tips"
- 03:27, 13 November 2012 diff hist +2,923 N Kpartx Created page with "=Mounting partitions from full disk image with multiple partitions= In order to mount partitions from full disk images (created probably with dd) one can use following method..."
- 03:26, 13 November 2012 diff hist +171 N Filesystem or partition tools Created page with "=Filesystem or partition tools= *kpartx *lvm *recovery tools *Universal USB installer *encFS *kosmosFS *mooseFS *fsck *fdisk or parted"
- 03:26, 13 November 2012 diff hist +34 m Main Page
- 03:24, 13 November 2012 diff hist +354 N Mplayer Created page with "=mplayer= <tt>mplayer</tt> is a very versatile movie player for Linux which can be completely used from command line. To enable few useful options of mplayer to be used autom..."
- 03:24, 13 November 2012 diff hist +418 N Lame Created page with "=lame= We can use lame to lower mp3 bitrates when using Linux. To lower bit rate: # Uncompress mp3 file to wave file using '<tt>lame --decode <file></tt>' command # C..."
- 03:24, 13 November 2012 diff hist +222 N Alsamixer Created page with "=alsamixer= This command allows you to set alsa parameters from command line. This is more reliable then GUI volume preferences tool. Also this can be configured from command..."
- 03:23, 13 November 2012 diff hist +1,148 N Ffmpeg Created page with "=ffmpeg= ==Creating video thumbnails using ffmpeg== If we want to host video on website then we can also display thumbnail(s) related to video to give idea of to viewers abo..."
- 03:23, 13 November 2012 diff hist +480 N Google2srt Created page with "=google2srt= google2srt is a very nice java based application that allows one to download subtitles of youtube/google video in srt format. This really helps as we can only do..."
- 03:23, 13 November 2012 diff hist +586 N Avidemux Created page with "=avidemux= This application can be used to edit avi videos created using cam studio while recording windows desktop sessions. ==To decrease frame rate of avi file using av..."
- 03:23, 13 November 2012 diff hist +198 N Cam studio Created page with "=cam studio= Cam Studio can be used to record windows desktop sessions in both avi and flv format. These are very useful in explaining steps on how to do some installation / ..."
- 03:22, 13 November 2012 diff hist +2,011 N Cinelerra Created page with "=Cinelerra= This is very nice audio/video editing tool. With the help of this tool we can edit vidoes recorded using gtk-recordmydesktop ==Removing portions of video withou..."
- 03:22, 13 November 2012 diff hist +454 N Gtk-recordmydesktop Created page with "=gtk-recordmydesktop= `<tt>gtk-recordmydesktop</tt>' can be used to record desktop sessions along with voice instructions from mike. This videos can be used to teach importan..."
- 03:22, 13 November 2012 diff hist +168 N Sound and video related tools Created page with "=Sound and Video related tools= *gtk-recordmydesktop *cinelerra *cam studio *avidemux *google2srt *ffmpeg *alsamixer *lame *mplayer"
- 03:22, 13 November 2012 diff hist +35 m Main Page
- 03:19, 13 November 2012 diff hist +587 N Creating nautilus scripts Created page with "=Creating nautilus scripts= We can write nautilus scripts which can be executed through pop-up menu which is generated when one right clicks somewhere in nautilus window. =..."
- 03:18, 13 November 2012 diff hist +42 N Nautilus Created page with "=nautilus= *Creating nautilus scripts"
- 03:18, 13 November 2012 diff hist +30 N Desktop tools Created page with "=Desktop tools= *nautilus"
- 03:17, 13 November 2012 diff hist +19 m Main Page
- 03:16, 13 November 2012 diff hist +797 N Using iSCSI targets from Linux machine Created page with "=Using iSCSI targets from Linux machine= ===Dicovering iSCSI targets=== The following command can be used to scan for avaiable iSCSI targets: <pre> iscsiadm -m discoverydb --..."
- 03:14, 13 November 2012 diff hist +44 Miscellaneous OS configuration
- 03:13, 13 November 2012 diff hist +1,484 N Installing brocade HBA drivers in Linux Created page with "=Installing brocade HBA drivers in Linux= To install brocade HBA drivers in Linux use: #Download '<tt>brocade_driver_linux_rhel6_v3-1-0-1.tar</tt>' and '<tt>brocade_adapter_s..."
- 03:10, 13 November 2012 diff hist +59 N HBA drivers Created page with "=HBA Drivers= *Installing brocade HBA drivers in Linux"
- 03:10, 13 November 2012 diff hist +17 m Hardware drivers configuration or installation
- 03:09, 13 November 2012 diff hist +1,478 N Installing Storage Navigator Modular Created page with "=Installing Storage Navigator Modular= For management use "StorageNavigatorModular" software. It is available for both Windows and Linux. Windows installation is straight for..."
- 03:08, 13 November 2012 diff hist +67 N Hitachi storage server Created page with "=Hitachi storage server= *Installing Storage Navigator Modular"
- 03:08, 13 November 2012 diff hist +45 N Storage server Created page with "=Storage server= *Hitachi storage server"
- 03:06, 13 November 2012 diff hist +19 m Main Page
- 07:13, 10 November 2012 diff hist +2,259 N Setting up basic lxc application or OS container in Cent-OS 6.3 Created page with "=Setting up basic lxc application or OS container in Cent-OS 6.3= To create an application (/bin/bash or /usr/sbin/sshd) or OS container using lxc in Cent-OS use following st..."
- 07:13, 10 November 2012 diff hist +75 N Lxc Created page with "=lxc= *Setting up basic lxc application or OS container in Cent-OS 6.3"
- 07:12, 10 November 2012 diff hist +568 N Miscellaneous openVZ notes Created page with "=Miscellaneous openVZ notes= =Enabling iptables conntrack modules in container= By default iptables conntrack modules are not enabled for container. Hence '<tt>state</tt>' m..."
- 07:12, 10 November 2012 diff hist +1,384 N Resource management using openVZ Created page with "=Managing various resourced allocated to a container= Resource allocation can be done using '<tt>vzctl set </tt>' command dynamically. The changes can be made persistent by u..."
- 07:11, 10 November 2012 diff hist +1,656 N Installing openVZ on Cent OS Created page with "=Installing openVZ on CentOS 5.5= Installation steps have been learned from http://wiki.openvz.org/Quick_installation Following steps can be used to install openVZ on CentOS..."
- 06:41, 10 November 2012 diff hist +3,303 N Using openVZ Created page with "=Using openVZ= ==Downloading OS templates== OpenVZ OS templates can be downloaded from http://download.openvz.org/template/precreated/ After downloading templates should b..."
- 06:41, 10 November 2012 diff hist +1,293 N Using openVZ live CD Created page with "=Using openVZ live CD= We can use openVZ live CD to create few test containers using: #Boot using openVZ live CD #Choose normal boot option from boot menu #Use setup command ..."
- 06:41, 10 November 2012 diff hist +161 N OpenvZ Created page with "=openVZ= *Using openVZ live CD *Using openVZ *Installing openVZ on Cent OS 5.5 *Resource management using openVZ *Miscellaneous openVZ notes"
- 06:40, 10 November 2012 diff hist +504 N Qemu networking Created page with "=Redirect host port to guest port using qemu= We can use '<tt>-redir tcp:<host_port>::<guest_port></tt>' option with qemu so that when connection is established t..."
- 06:40, 10 November 2012 diff hist +56 N Qemu Created page with "=qemu= *Redirect host port to guest port using qemu"
- 06:39, 10 November 2012 diff hist +659 N Troubleshooting KVM VM networking Created page with "=Troubleshooting KVM VM networking= If the VM also creates a virbr0 network within same range as the VMs eth0 virtual IP then network of VM stops working after while and just..."
- 06:39, 10 November 2012 diff hist +996 N Installing KVM on CentOS 5.5 Created page with "=Installing KVM on CentOS 5.5= KVM can be installed on CentOS 5.5 using following steps: #Check for CPU flags 'vmx' or 'svm' based on whether processor is intel or amd. #Use ..."
- 06:39, 10 November 2012 diff hist +79 N KVM Created page with "=KVM= *Installing KVM on CentOS 5.5 *Troubleshooting KVM VM networking"
- 06:38, 10 November 2012 diff hist +4,970 N Basic libvirt usage Created page with "=Basic libvirt usage= 'libvirt' provides common consistent interface among various back-end virtualization platforms. Hence if we use 'libvirt' then same commands/functions w..."
- 06:38, 10 November 2012 diff hist +35 N Libvirt Created page with "=libvirt= *Basic libvirt usage"
- 06:37, 10 November 2012 diff hist +2,358 N Xen troubleshooting Created page with "=Xen troubleshooting= ==Delayed starting of xend service on PC start-up== During normal PC boot service xend may take very long time to start or completely fail to start. T..."
- 06:37, 10 November 2012 diff hist +1,754 N Migrating Xen Hardware based Virtual Machines (Hvm) Created page with "=Migrating Xen Hardware based Virtual machines= We can perform live migration of VM from one physical host to another using Xen provided: *Both hosts have exact same absolute..."
- 06:36, 10 November 2012 diff hist +2,066 N Networking of Xen VMs Created page with "=Networking of Xen VMS= Detailed information on networking of Xen VMs is available at lab on http://www.sbarjatiya.com/website/courses/2010/monsoon/system_and_resource_virtua..."
- 06:36, 10 November 2012 diff hist +245 N Creating Xen paravirtualized guests Created page with "=Creating Xen paravirtualized guests= Steps on creating Xen paravirtualized guests are mentioned in lab at http://www.sbarjatiya.com/website/courses/2010/monsoon/system_and_r..."
- 06:35, 10 November 2012 diff hist +10,600 N Managing Xen Hardware based Virtual Machines (HVM) Created page with "=Managing Xen Hardware based Virtual Machine= '''A more updated lab is hosted at http://www.sbarjatiya.com/website/courses/2010/monsoon/system_and_resource_virtualization/la..."
- 06:35, 10 November 2012 diff hist +5,901 N Creating Xen Hardware based Virtual Machines (HVM) Created page with "=Creating Xen Hardware based Virtual Machines= '''A more updated lab is available at http://www.sbarjatiya.com/website/courses/2010/monsoon/system_and_resource_virtualization..."
- 06:34, 10 November 2012 diff hist +268 N Xen Created page with "=Xen= *Creating Xen Hardware based Virtual Machines (HVM) *Managing Xen Hardware based Virtual Machines (HVM) *Creating Xen paravirtualized guests *[[Networking o..."
- 06:34, 10 November 2012 diff hist +400 N VMWare workstation Created page with "=VMWare Workstation= Labs on "Introduction to VMWare" and "Advanced VMWare Workstation" are available at http://www.sbarjatiya.com/website/courses/2010/monsoon/system_and_res..."
- 06:33, 10 November 2012 diff hist +33 N VMWare Created page with "=VMWare= *VMWare workstation"
- 06:33, 10 November 2012 diff hist +97 N Virtualization tools Created page with "=Virtualization tools= *VMWare *Xen *libvirt *KVM *qemu *openvZ *lxc"
- 06:33, 10 November 2012 diff hist +26 m Main Page
- 06:28, 10 November 2012 diff hist +102 m Host resolution using openLDAP
- 06:24, 10 November 2012 diff hist +32 m Configuring laptop after Cent-OS re-installation
- 06:15, 10 November 2012 diff hist +1,281 N Installing yaws by source Created page with "=Installing yaws by source= We can install latest version of yaws using source downloaded from http://yaws.hyber.org/ When installing yaws using source, it is possible that ..."
- 06:14, 10 November 2012 diff hist +31 m Erlang
- 06:14, 10 November 2012 diff hist 0 m Installing Erlang by source
- 06:14, 10 November 2012 diff hist +693 N Installing Erlang by source Created page with "=Installing Erlang on CentOS= We can install Erlang on CentOS using '<tt>yum install erlang</tt>' when all popular repositories are configured. However if we want latest vers..."
- 06:14, 10 November 2012 diff hist +42 N Erlang Created page with "=Erlang= *Installing Erlang by source"
- 06:07, 10 November 2012 diff hist +4 m Expect
- 06:07, 10 November 2012 diff hist +5,520 N Expect Created page with "=Using expect= We can use expect to supply input to programs when simple redirection is not sufficient. The important expect commands are: # spawn # expect # send # interact ..."
- 06:04, 10 November 2012 diff hist +30 N Shell scripting Created page with "=Shell scripting= *expect"
- 06:04, 10 November 2012 diff hist +614 N Syntax highlighting for Scheme in vim and emacs Created page with "=Syntax highlighting for Scheme in vim and emacs= It's been observed that both vim and emacs do not, by default, recognize files with the .rkt extension as scheme source code..."
- 06:04, 10 November 2012 diff hist +40 m Scheme
- 06:03, 10 November 2012 diff hist +230 N DrRacket installation from source Created page with "=DrRacket Installation from source= To install DrRacket on CentOS 5.6 use: # Download and extract drracket source code # Go to <tt>./src</tt> # <tt>./configure --prefix=/usr/..."
- 06:03, 10 November 2012 diff hist +12 m DrRacket
- 06:02, 10 November 2012 diff hist +38 N DrRacket Created page with "=DrRacket= *DrRacket installation"
- 06:02, 10 November 2012 diff hist +36 N Scheme Created page with "=Scheme= *DrRacket *Editors"
- 06:02, 10 November 2012 diff hist −14 m Printf format specifiers in C
- 06:01, 10 November 2012 diff hist +4,336 N Printf format specifiers in C Created page with "=Printf format specifiers in C= ==The size specification== {| class="wikitable" border="1" cellspacing="5" cellpadding="10" |- | l || d,i,o,u,x,X || The letter l with this..."
- 06:00, 10 November 2012 diff hist +19,389 N Using ncurses library with C Created page with "=Steps for using ncurses library in C program= # #include <ncurses.h> # Compile using -lncurses # Call initscr(). It allocates memory for present window which is called stdsc..."
- 05:58, 10 November 2012 diff hist +934 N Large file support with C Created page with "=Large file support with C= By default on 32-bit operating systems fprintf, fwrite etc. use integer for maintaining location of next read/write operation in file. Hence max 2..."
- 05:58, 10 November 2012 diff hist +876 N Working around seg-faults while using syslog Created page with "=Working around seg-faults while using syslog= When we use <pre> openlog("run_commands_on_remote_server:", LOG_PID | LOG_NOWAIT | LOG_NDELAY, LOG_USER); </pre> to configure..."
- 05:57, 10 November 2012 diff hist +80 N Using syslog library with C Created page with "=Using syslog library with C= *Working around seg-faults while using syslog"
- 05:57, 10 November 2012 diff hist 0 m C
- 05:57, 10 November 2012 diff hist +137 N C Created page with "=C= *Using wyslog library with C *Large file support with C *Using ncurses library with C *printf format specifiers in C"
- 05:56, 10 November 2012 diff hist +3,690 N PHP Error reporting Created page with "=PHP error reporting= PHP error reporting configuration can be done in many places: *php.ini *httpd.conf *.htaccess (if AllowOverride is enabled for VirtualHost) *script file..."
- 05:56, 10 November 2012 diff hist +31 N PHP Created page with "=PHP= *PHP Error reporting"
- 05:55, 10 November 2012 diff hist +60 m Main Page
- 05:53, 10 November 2012 diff hist +2,515 N Miscellaneous notes on octave Created page with "=Miscellaneous notes on octave= ==Creating shell scripts with octave== To create shell scripts with octave you can use the normal 'hash bang' operator on top of script to sp..."
- 05:52, 10 November 2012 diff hist +767 N Octave constants Created page with "=Octave constantts= {| class="wikitable" border="1" cellspacing="5" cellpadding="10" |- | realmax || Maximum double value that can be represented in octave in double format..."