Linux TOP command explained

Dear all,

Following article is basic and It is very Important to Understand for the people who working on Linux.

I have gone through the Article and Found it very useful and very informative, So posting here with Original link Mentioned below.

You can check the Video at the End.

Thanks to the Original author for writing so Beautifully.

Top Command
v

Top command options:

Line1: Gives System present time, up time of the machine, number of users logged in, Load average on system at 1, 5, 15 min interval. Please ignore the values which I mention in the video, which mention load average as 5,10 and 15mins.

Line2: Gives total number of process on the machine, number of running process, number of sleeping process, number of stopped process, number of Zombie process.

Line3: Gives you CPU details

Line4 &  5: Gives RAM and SWAP details.

Line6: To execute top command shortcuts(See below for the list of top command shortcuts ).

From Line7: dynamically displayed top process results.

 top commands shortcuts:

Note: Press below shortcuts at the time of running top command.

l –To display or to hide load average line
t –To display or to hide task/cpu line
1 –To display or hide all other CPU’s
m –to display or to hide RAM and SWAP details
s –To change the time interval for updating top results(value is in sec’s)
R –To sort by PID number
u — Press u then username to get only that user process details
P –To sort by CPU utilization
M –To sort by RAM utilization
c –To display or hide command full path
r –To renice a process, press r then the PID no then the renice value to renice a process.
k –To kill a process, press k then PID number then enter to kill a process
w –To save the modified configuration permanently.
q –To quit the top command.
h –for getting help on top command

Watch the Video :-

Original Link :- http://www.linuxnix.com/2011/08/linux-top-command-explained-2.html

Hope this will helps you all, If you face any issue regarding the same or its not working for your some how then please raise your questions / issues then comment down below.

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Enjoy the System Monitoring 🙂 Enjoy the Linux 🙂 Enjoy the Open Source 🙂

Installing & Configuring Gnome GMail Notifier | Getting GMAIL Notification on your Desktop | RHEL | Fedora 13 | Ubuntu | Linux

Hello Friends,

Today I am going to show you how to for Installing & Configuring Gnome Gmail Notifier on Fedora 10, 11, 12,13 , Ubuntu & RHEL Linux.

There are Lots of Utilities available in Linux to get notifications about New Arrived mail into your GMail’s Mail Box. From that all Utilities i found Gnome Gmail Notifier is one of best Utilit for Linux Specially for Fedora 10, 11, 12,13 , Ubuntu & RHEL Users.

This utility is very easy to Install & Configure. There is not much to do. I am writing this how to for awareness that this kind of utilities are also available on Linux and its is not a resource hungry its very nice & very smooth utility. I am using it from Fedora 10 but in Fedora 13 it is amaizing speciall new version 0.10 of Gnome Gmail Notifier.

Why this utility?

As i mentioned above, There are lots of utility available for Gmail Notification but GMail Notifier for Gnome is one of the best utility for Linux Specially Fedora.

Features :-

=> You can Configure as many as Gmail Accounts into GMail Notifier

=> You can set timings for Checking your Gmail Inbox.

=> Two Very nice Notifications methods available.

=> You can also set Audio notifications for New Gmail Messages.

Now enough talks guys, Lets move to installation procedure. This is very simple and very easy but lets see how you can install it

To Install Gnome Gmail Notifier on Fedora Perform following steps :-

1) You need to be root to perform this installation.

2) Make sure you have got repositories with you. If you have got repositories with you then you can move to next step. If you don’t have repository skip step 3 and move to step 4.

3) Execute yum -y install gnome-gmail-notifier

4) You can download Download RPM from this link :- http://files.geekysuavo.org/notifier/

Install RPM using this command :- rpm -ivh gnome-gmail-notifier-xxx-xxx.rpm

5) That’s It. Gnome Gmail Notifier is installed.

In Next step we will learn how to Setting up GMail Accounts for Notification and How to start Gnome Gmail Notifier in start up.

=====> Setting up GMail Accounts

1) Once Gmail Notifier installed Click on Applications -> Internet –> Gmail Notifier

2) Once you click that You will see icon near by Sound Icon/Date & Time on Gnome Panel

3) Right click on that icon, Click on Preference.

4) Click on Add to add accounts, Click on Edit to edit existing Added Accounts, Click on Remove to remove added GMail Accounts.

5) Select duration to check mails. Minimum checking time you can specify is 1 minute and Maximum can be 60 Minutes.

6) If you select Display Notification for New Messages then whenever new mail comes to your INBOX while checking on that duration It will notify you by POP-UP.

7) If you select Display Notification for Inbox errors then whenever it tries to check INBOX while checking on that duration and if there is any error then It will notify you by POP-UP

8) Last option is for Audio Notification on New mail. If you have some different sound file and If you want to choose your Audio Notification on New mail arrival you can select your customize file for Audio Notifications.

=======> Setting up Gmail Notifier on start up

Perform Following steps to Configuring GMail Notifier for Start up

1) Click on System -> Preferences -> click on Start Up Applications

2) Click on Add

3) In Name field type, GMail Notifier (You can assign whatever you want)
In Command field type, /usr/bin/gnome-gmail-notifier
In Comments field, GMail Notifier (You can assign whatever you want)

4) Finally Click on Add, That’s it. Now whenever you reboot your Linux/Fedora Box and Login Gnome GMail Notifier will be available on Gnome Panel

To Install Gnome Gmail Notifier on Ubuntu 10.04 Perform following steps :-

1) You need to be root to perform this installation.

2) Make sure you have got repositories with you. If you have got repositories with you then you can move to next step. If you don’t have repository skip step 3 and move to step 4.

3) Execute apt-get install gnome-gmail-notifier

4) You can download Download DEB from this link :- http://files.geekysuavo.org/notifier/

Install DEB using this command :- dpkg -i gnome-gmail-notifier-xxx-xxx.deb

5) That’s It. Gnome Gmail Notifier is installed.

In Next step we will learn how to Setting up GMail Accounts for Notification and How to start Gnome Gmail Notifier in start up.

=====> Setting up GMail Accounts

1) Once Gmail Notifier installed Click on Applications -> Internet –> Gmail Notifier

2) Once you click that You will see icon near by Sound Icon/Date & Time on Gnome Panel

3) Right click on that icon, Click on Preference.

4) Click on Add to add accounts, Click on Edit to edit existing Added Accounts, Click on Remove to remove added GMail Accounts.

5) Select duration to check mails. Minimum checking time you can specify is 1 minute and Maximum can be 60 Minutes.

6) If you select Display Notification for New Messages then whenever new mail comes to your INBOX while checking on that duration It will notify you by POP-UP.

7) If you select Display Notification for Inbox errors then whenever it tries to check INBOX while checking on that duration and if there is any error then It will notify you by POP-UP

8) Last option is for Audio Notification on New mail. If you have some different sound file and If you want to choose your Audio Notification on New mail arrival you can select your customize file for Audio Notifications.

=======> Setting up Gmail Notifier on start up

Perform Following steps to Configuring GMail Notifier for Start up

1) Click on System -> Preferences -> click on Start Up Applications

2) Click on Add

3) In Name field type, GMail Notifier (You can assign whatever you want)
In Command field type, /usr/bin/gnome-gmail-notifier
In Comments field, GMail Notifier (You can assign whatever you want)

4) Finally Click on Add, That’s it. Now whenever you reboot your Linux/Fedora Box and Login Gnome GMail Notifier will be available on Gnome Panel

To Install Gnome Gmail Notifier on RHEL Perform following steps :-

To install on RHEL ( Red Hat Enterprise Linux ) is bit different then Fedora & Ubuntu :-

1) Below RPM must be installed with required version :-

  • GLib 2.6.0
  • GTK+ 2.12.0
  • GConf 2.20.0
  • Libxml2 2.6.20
  • Libsoup 2.6.0
  • Libnotify 0.4.2
  • GStreamer 0.10.0
  • Gnome Keyring 0.4.2

2) Download source package from this link :- http://files.geekysuavo.org/notifier/gnome-gmail-notifier-0.10.1.tar.bz2

3) Extract that file by using tar jxf gnome-gmail-notifier-xxx-tar.bz2

4) Change your Directory to gnome-gmail-notifier-xxx
cd gnome-gmail-notifier-xxx

5) Now Execute ./configure

6) Now Execute make

7) Now Execute make install

8) That’s it. Gnome GMail Notifier.

Enjoy GMail Notifications on your Desktop…..

All Comments accepted…………. 🙂

Enjoy Linux 🙂 Enjoy Open Source 🙂

Original Link :- http://notifier.geekysuavo.org/

http://files.geekysuavo.org/notifier/