How To Check Error Log In Ubuntu
Contents |
communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business ubuntu view syslog Learn more about hiring developers or posting ads with us Ask Ubuntu Questions Tags Users
Linux System Log Location
Badges Unanswered Ask Question _ Ask Ubuntu is a question and answer site for Ubuntu users and developers. Join them; it only takes linux /var/log/messages a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top Where are all the major log files located? up vote 52 down ubuntu view log file terminal vote favorite 30 So, if there is some problem with my computer, be it hardware or software, what are the major log files and where are they located? Also, is there a generic location where log files of the other packages might be located? log share|improve this question edited Sep 10 '12 at 19:02 asked Sep 10 '12 at 18:37 green 9,62622750 Possibly relevant: askubuntu.com/questions/5868/… –Jeremy Stein Sep 11 '12 at 18:51 add a comment|
How To Check Logs In Linux Server
3 Answers 3 active oldest votes up vote 61 down vote accepted All log files are located in /var/log directory. In that directory, there are specific files for each type of logs. For example, system logs, such as kernel activities are logged in syslog file. Some of the most common log files in that directory is : In directory apt there is a file history.log which saves all the package installation and removal information even the initial system build as Live CD. You can open this file to see this very interesting file. In directory dist-upgrade there is a file apt.log which logs the information during distribution upgrades In directory installer the log files which are created during installation can be found. There is an apport.log file which saves information about crashes in your system and reporting them. The file auth.log includes information about the authentication activities such as when you authenticate as root user via sudo. The file dpkg.log saves the low level details of package installation and removal related with dpkg. You might be aware that the apt system depends on dpkg for package installation and removal. boot.log includes information of each booting. kern.log saves kernel information such as warnings, errors etc. alternatives.log includes the history of all the alternatives set by various packages and their removal via update-alternatives command. Another important log file is Xorg.log wh
LinuxQ. Can you explain me log files in Ubuntu Linux and how do I view logs?
A. All logs are stored in /var/log directory under Ubuntu (and other Linux distro).Linux Log files and linux log files explained usage=> /var/log/messages : General log messages=> /var/log/boot : System boot log=> /var/log/debug : ubuntu rsyslog Debugging log messages=> /var/log/auth.log : User login and authentication logs=> /var/log/daemon.log : Running services such as squid, ntpd and others logUbuntu Syslog Server
message to this file=> /var/log/dmesg : Linux kernel ring buffer log=> /var/log/dpkg.log : All binary package log includes package installation and other information=> /var/log/faillog : User failed login log file=> /var/log/kern.log : Kernel http://askubuntu.com/questions/186276/where-are-all-the-major-log-files-located log file=> /var/log/lpr.log : Printer log file=> /var/log/mail.* : All mail server message log files=> /var/log/mysql.* : MySQL server log file=> /var/log/user.log : All userlevel logs=> /var/log/xorg.0.log : X.org log file=> /var/log/apache2/* : Apache web server log files directory=> /var/log/lighttpd/* : Lighttpd web server log files directory=> /var/log/fsck/* : fsck command log=> /var/log/apport.log : Application crash report / log fileTo view log files at shell promptUse tail, more, http://www.cyberciti.biz/faq/ubuntu-linux-gnome-system-log-viewer/ less and grep command. tail -f /var/log/apport.log
more /var/log/xorg.0.log
cat /var/log/mysql.err
less /var/log/messages
grep -i fail /var/log/bootView log files using GUI tools using the GNOME System Log ViewerSystem Log Viewer is a graphical, menu-driven viewer that you can use to view and monitor your system logs. System Log Viewer comes with a few functions that can help you manage your logs, including a calendar, log monitor and log statistics display. System Log Viewer is useful if you are new to system administration because it provides an easier, more user-friendly display of your logs than a text display of the log file. It is also useful for more experienced administrators, as it contains a calendar to help you locate trends and track problems, as well as a monitor to enable you to continuously monitor crucial logs.You can start System Log Viewer in the following ways:Click on System menu > Choose Administration > System Log: (The GNOME System Log Viewer)Note you can start the GNOME System Log Viewer from a shell prompt, by entering the following command: $ gnome-system-log & Share this tutorial on:TwitterFacebookGoogle+Download PDF version Found an error/typo on this page?About the author: Vivek Gite is a seasoned sysadm
be read by opening a terminal https://www.a2hosting.com/kb/developer-corner/apache-web-server/viewing-apache-log-files (Applications -> Accessories -> Terminal in Ubuntu 10.04, etc.) and typing: cd /var/log less name_of_logfile (Use the space bar to go to the next page; type ‘q' to quit.) Most of the how to files in /var/log can also be viewed using Ubuntu's Log File Viewer. In 10.04, this is found by navigating to System -> Administration -> Log File Viewer from the taskbar. There is a menu listing the available logs on the left-hand how to check side of the Log File Viewer; click on the name of a file to view it. Filed under: Command line,Logs Tags: Logsx May 12th, 2010 12:21:16x no comments Leave a Reply Name (required) Email Address(required) Website Your Comment PAGELAMP setup About CATEGORIES apache cgoban/KGS client Command line Customisation desktop django Firefox Fixes General GNOME gPodder Installation java lamp server linux Logs MediaWiki mysql OpenOffice php phpmyadmin printing python script Services Ubuntu 10.04 Windows Windows 7 WordPress xmms ARCHIVES June 2012 May 2012 September 2011 March 2011 July 2010 June 2010 May 2010 April 2010 February 2010 January 2010 September 2009 June 2009 Meta: Log in RSS Comments RSS Valid XHTML XFN WP Powered by WordPress | Theme by: PDFCast.org
0531 888-546-8946 +000 800 443 0025 888-546-8946 Live Chat Toggle navigation SHARED HOSTING VPS HOSTING COMPARE VPS PLANS UNMANAGED VPS MANAGED VPS CORE VPS RESELLER HOSTING CLOUD HOSTING DEDICATED HOSTING COMPARE SERVERS UNMANAGED SERVERS MANAGED SERVERS CORE SERVERS SOLUTIONS Search Knowledge Base Home » Knowledge Base » Developer Corner » Apache web server » Here How to view Apache log files This article describes how to view Apache log files on a dedicated server or VPS. If you're experiencing web server difficulties, or you just want to see what Apache is doing, log files should be your first stop. Apache records information about all visitors to your site, as well as any problems the server encounters. To do this, Apache uses two types of log files: access logs and error logs. Shared hosting accounts cannot view the raw Apache log files for the entire server. However, you can still view log file information for your own account. For information about how to view the access log for your account, please see this article. For information about how to view the error log for your account, please see this article.Table of Contents
Access logs Managed dedicated servers and VPS Semi-managed dedicated servers and VPS Error logs Managed dedicated servers and VPS Semi-managed dedicated servers and VPS More Information Access logs Apache uses the access log files to record information about every visitor to your site. You can see which files visitors view, how the web server responds to requests, and other information such as the web browsers visitors use. Managed dedicated servers and VPS If you have a managed Flex Dedicated Server or VPS, you can view the raw Apache access logs in cPanel. For more information about how to do this, please see this article. Semi-managed dedicated servers and VPS If you have a semi-managed Flex Dedicated Server or VPS, you have root access. This means you can manipulate and process the Apache access log files any way you want. For example, you can log in to your server using SSH and type the follow