A log is a record of events during a particular time range. Questions about interpreting logs on Ubuntu or controlling logging.

learn more… | top users | synonyms

0
votes
1answer
9 views

Include apt.history.log in systemlog

I am trying to find a way to Include apt.history.log in the systemlog so the logs will automatically be sent to a remote centralized log server I have running. But is this something there is ...
0
votes
0answers
6 views

why do some log directories need x permissions? [duplicate]

I have some log directories that were causing me problems when I did not have x permissions for their owner, why would writing a log file require x permissions?
-1
votes
0answers
15 views

how can i log in to my webbook model no;0n9 [duplicate]

may I please get assistance with regards to accessing the web book.i forgot my username and my password.so now it decline me when i log in. VODAFONE WEBBOOK MODEL NO:0N9 INPUT:19V=1.58A CC0700
0
votes
0answers
17 views

“pci=nomsi,noaer” in “/etc/default/grub” : any downside?

Because my kern.log and syslog files were growing to immense size, I added the subject entry to a line in /etc/default/grub: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash reboot=efi,pci pci=nomsi,noaer" ...
1
vote
0answers
24 views

How to make a key stroke recorder (for non-malicious purposes)?

When you first look at this question and its title you are going to assume that I want this for malicious purposes, however that is not the case, it is because I type a lot of things, and sometimes ...
3
votes
2answers
42 views

Logging script output to a file

I wrote a simple script to monitor my gpu clocks and temps. I wanted it to, aside from being visible on the terminal, log its output on an external file. How could I achieve this? My script below, for ...
0
votes
0answers
13 views

How do I write IP of the machine in hadoop datanode log file?

I want to write the IP and Hostname or Username of the machine along with all the other information in the hadoop datanode log file. I know I have to do this by modifying the log4j.properties file in ...
0
votes
0answers
30 views

How can I discover why the game Dota 2 causes a reboot?

The background to my question The main problem is that, when I'm playing a game (Dota 2) the computer restarts only (and only) when the game finish (exactly when the scoreboard appears). It doesn't ...
0
votes
2answers
54 views

How to make room in /var/log partition

Tracking ubuntu 14.04.3 firewall info I enabled ufw full login for a while (now turned back off). Now I'm warned I run out of space in the /var partition. Looking there in I find 3 huge files: ...
0
votes
0answers
11 views

Unable to log in into the Ubuntu [duplicate]

When I try to open my laptop, the screen shows : Waiting for network configuration booting without network configuration... and the dots just go on and on....It has been since last 3 hours. What ...
1
vote
1answer
473 views

Strange Apache error log

I got this error log in Apache2 that is puzzling me: [Wed Dec 30 00:22:14.630133 2015] [core:error] [pid 9104] [client 151.217.177.200:56423] AH00126: Invalid URI in request DELETE your logs. Delete ...
0
votes
0answers
25 views

Suspicous activity cause huge syslog file(over 200G)

I installed a ubuntu 15.10 a few days ago. Two things are running on the ubuntu machine. The first one is "Desktop Sharing", and I use VNC on mac to control the ubuntu machine through IP address. ...
0
votes
0answers
27 views

Huge kern.log file created in one day

I'm sure this has been answered before but I couldn't seem to find any immediate fixes. Basically, I was setting up a VM in VirtualBox but it kept crashing and I kept changing acceleration options ...
2
votes
1answer
26 views

Is there a maximum amount of time that tail -f can reliably run?

I have noticed that when I tail -f various log files (specifically Apache access/error logs), that it ceases to actively scroll output after a certain of number of hours. I am uncertain if this is a ...
0
votes
0answers
16 views

Trouble creating/using snort rules in terminal

I have some troubles with getting Snort rules to run. I'm using snort 2.6.9. When I run Snort, the following error is given; Initializing rule chains... ERROR: /etc/snort/rules/(1) Unknown rule type ...
0
votes
1answer
13 views

How to stream my logkeys.log to another server?

I have installed "logkeys" in my server. Now I want the log file (that is "logkeys.log") generated in that server to be streamed to another machine at specific timings. How can I do this?
1
vote
0answers
55 views

Find a file activity

I need to find what are all files opened yesterday in my system.I didn't installed GNOME activity. Is there any way i can see the activity a file when are all a file opened and how many times ...
0
votes
0answers
83 views

Log Sifting: Rewrite Logs for Human-Readable Verbage

My goal is simply to build a reworded log containing the lines where an external IP address interacted with an apache2 server. So far, I have come up with the following: #!/bin/bash # apache2 log ...
0
votes
1answer
22 views

Recover overwritten terminal log output

I accidentally overwrote the log output of the terminal. What i did was script logfile commands exit and then i accidentally overwrote the file as: script logfile
0
votes
0answers
19 views

Last shutdown halted, how can I track down the culprit process?

I am on Ubuntu 14.04.03 32 bit platform. Last night when I click on shutdown button (it executes sudo poweroff) screen switched to plymouth shutdown animation but it never shut down even though I ...
0
votes
0answers
30 views

Ubuntu: Screen does not wake up — how to get logs?

Twice today my screen wouldn't wake up, and I would need to pull out electricity from the screen and plug it in again. I have a multi-monitor setup, and it only happened to the HP monitor. This never ...
0
votes
1answer
28 views

How to view bootups extending 1 month

I am trying to view a log of previous bootups. The following command does exactly what I want it to do last -x | grep shutdown with the only limitation being that it only displays events within the ...
0
votes
1answer
74 views

What does wq_busy=1 indicate in a failure to suspend?

After upgrade to 15.10, my laptop no longer suspends. dmesg says […] PM: Syncing filesystems ... done. […] PM: Preparing system for sleep (mem) […] Freezing user space processes ... (elapsed 0.001 ...
0
votes
1answer
61 views

Mysqld don't start, and don't log

mysqld don't start, as there are no process, and no logs. SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2) Running mysqld start (as root) ...
0
votes
1answer
282 views

Fail2ban not banning for my custom filter

I have created a new filter in fail2ban for my owncloud installation. When I tested it with fail2ban-regex it returned matches, so I figured it was working. When I turn it on in the jail however it ...
2
votes
2answers
29 views

How to log access to a specific file?

I have already looked at this question and its answers How to log access to a specific folder and changes in its contents?, however I would like something more specific, so that it logs the access to ...
1
vote
2answers
59 views

Problem to log after the last update of Ubuntu 12.04 LTS

I'm using a Ubuntu 12.04 LTS. Yesterday I did an update of the system. Now I cannot open either the graphical part or the console (Alt+Maj+F1). On the console, when I tape the password, the system is ...
0
votes
0answers
73 views

When installed updates, opened 2 sessions for root?

I installed yesterday few updates for Ubuntu, and I always take a look at the logs for anything suspicious. Yesterday, while I was installing the updates, I saw this at auth.log Oct 5 21:49:23 ...
1
vote
1answer
27 views

Audio broadcast a logfile

I am looking for a way to "listen" to a logfile. This is what I am thinking of: while tail -f logfile for every new line in the logfile convert this line to an audio file stream the ...
0
votes
1answer
45 views

Crashing after resuming from suspend - Since upgrade to 14.04

I resurrected and old Windows laptop (Dell Vostro 1520) with Ubuntu 12 a while ago. Everything was great (other than my infantile Linux skills) and I went ahead and upgraded to 14.04. Ever since I am ...
4
votes
2answers
266 views

How to get a proper Firefox History view?

I have noticed that unlike in other browsers, in Firefox there is no proper History view as such, because the only way to get a history in the right order is to set it on Most Recent Viewed (if you go ...
0
votes
1answer
25 views

where is an xorg-edgers nvidia install log? [closed]

Desiring to read it. It mentioned dell latitude and lenovo thinkpad as it scrolled on by.I have been having trouble with an nvidia card GT 630 and wondering if it is a genuine desktop gpu, or a fake ...
-1
votes
1answer
67 views

View the live log in linux

I want to See the Live log from the Log file which is being used within the Script. i have script which makes VPN connection to CISCO VPN Server and then COpy the files to the Remote Location. for ...
0
votes
1answer
57 views

ubuntu 14.04 lts not starting after logging in

I installed ubuntu 14.04 lts by pendrive boot and it worked well also for last three week. But from now I am seeing this weird thing. I installed it on my windows 8.1 laptop.However,currently ...
0
votes
0answers
99 views

How to check crash log of qtcreator?

My qtcreator 3.0.1 randomly crashes.How can I view logs of it, to look for future solutions?
0
votes
1answer
77 views

files where break-in attempts are logged

Ubuntu Server with Apache, hosting multiple websites and mail-servers. Besides /var/log/auth.log, are there other places where break-in attempts are logged? Context: I used to have a lot of break-in ...
0
votes
0answers
16 views

Location of account-specific log files

Where do I store log files for stuff specific to a particular account, like say a backup of its home directory? /var/log/ seems to be for stuff common to the whole system or components that aren't ...
0
votes
1answer
52 views

Log Analysis…How To [duplicate]

How do I find out information about logs that are in a file on my desktop called "logs," such as what application from which they were created, the sizes of the exports logged, what the most common ...
8
votes
1answer
273 views

syslog doesn't exist!

I use 14.04 and I don't have syslog. I'm a fresh user of Linux, being Windows user for years. When I try tail syslog and that's what out: henrique@henrique:/var/log$ tail -f /var/log/syslog tail: ...
3
votes
2answers
83 views

system log question- auth.log

I'm pretty new here. I was looking at my system logs and noticed this: Jul 21 00:57:47 htpc sshd[13001]: pam_unix(sshd:auth): authentication failure; logname= uid=0 euid=0 tty=ssh ruser= ...
1
vote
2answers
53 views

Extracting strings from mail log

I'm trying to extract all lines of text from mail log file that contain specific string (mail address). I know using grep will allow me to search for the address mail.addres@example.org, but how do I ...
0
votes
1answer
29 views

CLI view of Software changes [duplicate]

I often install software, remove software, upgrade it etc, and sometimes I need to check on recent changes such as these that I have made. But to do this currently I am having to open the Ubuntu ...
1
vote
1answer
255 views

cupsd using 100% CPU, creating large (80GB+) error_log

Title says it pretty well. A few days ago I realized my Ubuntu machine wouldn't load after login. After some digging around on a liveCD I realized my HDD was at 100% capacity, so I deleted some large ...
4
votes
3answers
320 views

How can I log file access from users?

I have to give someone access to my computer, but I want to know afterwards which files he accessed... Can I create a log file for that? Is there an existing program for that? I know how to track ...
0
votes
1answer
53 views

Is it possible to see a log of all terminal output that occurred after running a command?

I know it's possible to see a history of all commands I've run, but is it possible to see a log of all terminal output that occurred after running a command? Context is that I want to see exactly ...
1
vote
2answers
36 views

Is it possible to log all items installed, modified, removed? (Ubuntu Server 14.04.2)

Is it possible to log automatically when things are installed, removed or modified at my Ubuntu server? It would be nice if I can view the log to see what I (as root) did modify, install, remove. ...
1
vote
2answers
58 views

What do these numbers mean in syslog?

I'm trying to determine why MySQL server process is being killed due to out of memory, so am looking at the sylog. Immediately before the 'out of memory' I see lots of lines with differing numbers but ...
1
vote
1answer
1k views

Where does Ubuntu 14.04 log SSH access attempts?

Trying to find out why fail2ban is not working. Where does Ubuntu 14.04 log SSH access attempts?
2
votes
1answer
41 views

how to customize logs?

As you know better than me any action in linux store in log files, like /var/log, I was wondering is there anyway to customize the log file in linux, for example in this case I'm the root of my ...
2
votes
2answers
5k views

How to install and setup graylog-server and graylog-web on Ubuntu from repositroy?

I am trying to setup graylog on Ubuntu 14.04. I tried to find out installation steps on internet I found few links. but their method of installation is manual I mean installation from the source. and ...