Questions tagged [log]
A log is a record of events during a particular time range. Questions about interpreting logs on Ubuntu or controlling logging.
614
questions
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6 views
Gnome-logs cannot read system protocol in 20.04
I have recently upgraded form 19.10 to 20.04. When I open Gnome-logs there is a red banner with the warning in German "Systemprotokoll konnte nicht gelesen werden" which translates as "System logs ...
0
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0answers
80 views
How to check kernel update history
I have been running into some issues which I suspect might be because of kernel update. I want to check when the kernel was updated to see if the timeline matches.
A question titled "Ubuntu: how to ...
0
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0answers
40 views
Is it safe to delete file in /var/log? [duplicate]
I noticed that my disk in my Linux ubuntu server is already full and one that's causing it is inside my /var/log folder.
I have these files inside my /var/log:
I don't know what files are these, but ...
0
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2answers
17 views
Monitor single Log File
I´m looking for a tool or a skript for monitoring 1 single Log file. I´d like to get a notification via telegram if the log file containes a word I´m passing to it.
My approach:
#!/bin/sh
tail ...
0
votes
1answer
176 views
usb device descriptor read errors after upgrade to 20.04
Since I upgraded to 20.04 I now get a bunch of errors on boot:
May 13 21:13:24 the-wee-beast kernel: usb 1-3: device descriptor read/64, error -71
Does anyone know what these mean (or can just link ...
0
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1answer
22 views
Help Understanding auth.log Entry
Recent Ubuntu (v 18.04) convert and trying to understand a auth.log entry.
May 3 00:38:58 dug pkexec: pam_unix(polkit-1:session): session opened for user root by (uid=1000)
May 3 00:38:58 dug ...
0
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0answers
8 views
How can I clear the npm forever log file when it reaches a certain limit?
Our dev server keeps hitting 100% memory usage on /dev/xvda1 [ 30G 30G 0 100% /]
18GB of this is from forever logs. Yesterday I ran forever cleanlogs and the size of the 18GB folder went down ...
0
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0answers
19 views
Ubuntu \var subdirectories are 100% full and may causing random freezing?
Can 100% full /var sub-directories can cause random freezing of Ubuntu 18.04. I have tried different ways to stop it like uninstalled recent applications, removed extensions, and startup applications, ...
0
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0answers
48 views
How do I initialize and test the kernel dump process in Ubuntu 18.04? Which config files should I be writing to?
My system froze the other day in the middle of a convoluted build and I've attempted to set up kdump (to possibly diagnose what went wrong or - at least generate a log - in a similar situation) using ...
2
votes
0answers
59 views
Redis service won't restart after reboot
After an upgrade of my server (Ubuntu 18.04.4 LTS). The Redis service refused to start:
● redis.service - Redis In-Memory Data Store
Loaded: loaded (/etc/systemd/system/redis.service; enabled; ...
1
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0answers
37 views
Automatically gracefully restart of Apache server several times a day but later manually restarting makes thing in working everytime
Several time(twice or thrice) in a day, Apache gets automatically graceful restart and failed. My server is listening on port 81. When I checked its log it shows the error of port binding to 80 and ...
0
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0answers
116 views
Steam error logs are huge!
I am on Ubuntu 18.04 and use Steam regularly.
I just noticed that the file $HOME/.steam/error.log weighs 86GB (!!!) and seems full of the following line:
type unknown not a basic type
Is there a way ...
0
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0answers
24 views
How to log in on ubuntu
I have install ubuntu for first time . After installing it's asking username but i cam't recognize which should my user name. And what's my password
1
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0answers
55 views
Bind9 dns server logging options (Ubuntu 18.04)
I want to create a separate file for my DNS server(bind9) to write log.
I found some info on how to do it on Ubuntu community page here
So I added these lines to /etc/bind/named.conf.local
logging {...
0
votes
1answer
28 views
Where does command-line log when it crashes?
In ubuntu bionic beaver (18.04) command-line I have been executing an application script (from a game, FTL, whatever) : I do . ./FTL.
Each time the console crashes immediately and it closes, without ...
0
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0answers
57 views
{UPDATED: Constantly increasing size of syslog} Why I have(had) very large size of /var/log?
I am on Ubuntu 18.04
I was constantly getting Filesystem.root not enough space warnings. So, I searched on the web a little bit and learned how to inspect disk usage by,
sudo baobab
Then I saw that,...
0
votes
1answer
41 views
How can I safely purge the archival contents of /var/log and how do I change log retention policies?
The contents of /var/log on my system are now taking up 80% of my hard drive and it's causing a lot of problems.
So I need to purge all the old contents but for some reason sudo rm -rf "*.gz" does ...
1
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0answers
35 views
Fail2ban continuous log flood, what's happening?
A couple of days ago I noticed my server got very sluggish. When I investigated I noticed fail2ban was going crazy, the fail2ban-server process taking up 50% of CPU, and the fail2ban log file is ...
0
votes
1answer
95 views
18.04 low disk space - using 640GB and more in /var/log/syslog.1
I've noticed several posts about this same topic, but found no reasonable solution. This post suggests deleting the files, but I want to avoid that since I'm using apache and that same post says that ...
1
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0answers
132 views
Where is location of a log file of chromium on Ubuntu 19.10?
I can't found a chromium log file in default location, Where is it?
According to following page, default location is ~/.config/chromium .
But there is no log file in this directory.
Chromium User Data ...
7
votes
6answers
1k views
Tail the “in the last hour written lines from a log file” is it possible?
I am trying to grep looking for a pattern in to a log file, but I need the last hour of the log file. A tail -n XX will not work. Does anybody know if this is possible? Some kind of tail the "in the ...
0
votes
1answer
67 views
Unexpected Rebooting of Ubuntu [duplicate]
An unscheduled system reboot occurred on an Ubuntu environment and the only access you have to this system is via Remote Terminal.
• What are some of things you would look at to determine the root ...
0
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1answer
38 views
Log for unexpected shutdown
I have a computer with ubuntu 18.04 which has access to the public network and it is always powered since I remotely connect to it to check the status of some devices.
Sometimes, i find it powered ...
0
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0answers
20 views
Is it ok to delete the contents of var/log [duplicate]
var/log is huge: 4.6GB+. Is it ok to just delete all this stuff? Will it mess up my computer?
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0answers
41 views
PM: hibernation entry
I have a small domestic server (with Ubuntu 18.04.4 LTS), it works well but once a month more or less, it goes off, it's not serious but I wanted to try to understand what the cause was. I have opened ...
0
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1answer
506 views
Ubuntu completely freezes once in a while
I used to have the same problem with Ubuntu 16.04. Recently, I have done a fresh install of Ubuntu 18.04, but still have the same problem. When it happens, keyboard doesn't work, either, and I cannot ...
0
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0answers
32 views
How to list device activity
I want to list or display all the activity generated by an external device. For example, all that I copied to and from it with detailed information: size, places, etc.
0
votes
1answer
48 views
no log file from cronjob [closed]
I need to write a script to periodically upgrade the system , I created this test script that does that every 2 mins to check whether it works, however if I run the script and after some time check ...
5
votes
3answers
262 views
Where is the output from startup scripts stored in Ubuntu 19.10?
By removing the parameters quiet and splash from GRUB_CMDLINE_LINUX_DEFAULT line at the /etc/default/grub file, I am able to display the messages displayed by system startup scripts (services) to the ...
1
vote
2answers
56 views
is there any log showing when a server was installed?
I have an old ubuntu server, I know the kernel version, Ubuntu release etc, but Im curious about when the system was first installed, I know it has been upgraded numerous times. Is there any utility ...
1
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0answers
255 views
rsyslog suspending while creating directories and files
I'm using Ubuntu 18.04.3 LTS (Bionic Beaver) for details click here.
rsyslog version used rsyslogd 8.2001.0.aeabf0e9703b for details click here.
/etc/rsyslog.conf file click here.
I copied the ...
2
votes
1answer
152 views
texlive problems in log file
I am having problems with my log file in ubuntu. The log files are becoming so big ~8gb that it's slowing my machine down.
The log complains of the following:
Warning: font `cmr10' not found, ...
0
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0answers
33 views
What are these files in my ubuntu/home? [duplicate]
From yesterday, probably after a windows 10 update (I use dual-boot), there are lots of small log files in my /home directory (Screenshot attached below). They're system files but why they're messing ...
1
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0answers
655 views
using append flag to continuously append log causes service to fail
In my systemd service I used append to keep on appending log to exisint log file:
[Service]
Type=idle
Restart=always
RestartSec=6
EnvironmentFile=/home/rock64/.config/systemd/user/photon_uploader.env
...
0
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0answers
134 views
Run a script as root after ssh login with any user
I am trying to create a custom log file that logs all ssh connections in a specific format. However, I need the log file to only be writtable and readable by root. So, the script needs to be run with ...
1
vote
1answer
17 views
Log file for upgrades
Is there a logfile for the upgrade process of Ubuntu available? My upgrade from Ubuntu 19.04 to 19.10 failed for MySQL but I did not manage to see what went wrong in the terminal window. Therefore I ...
1
vote
1answer
2k views
Disabling “iwlwifi 0000:00:14.3: Unhandled alg: 0x707” from flooding the logs
I have a certain problem with my wifi card, which makes the following message :
iwlwifi 0000:00:14.3: Unhandled alg: 0x707
be outputted a dozen of times per second to the syslog and kern.log files ...
1
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0answers
78 views
My system is creating 1GB of syslog file Docker errors per minute
I am using Ubuntu 18.04. Recently whenever I start my PC, I get a error message saying 0 bytes left in your /root directory. I used the du command and found out that /var/log/syslog and /var/log/...
0
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0answers
42 views
How to check the number of hits on a server using iptables or firewall?
I am trying to check the number of hits on my server. I checked the Apache's access log, which only shows IPs of user accessing Apache service.
I want to know hits on all services, including Apache. ...
0
votes
0answers
70 views
Why is the syslog file not created after rotation?
After rsyslog log rotation, there is no syslog file. Syslog1 only
The file /etc/logrotate.d/rsyslog itself
/var/log/syslog
{
rotate 7
daily
missingok
notifempty
...
0
votes
1answer
22 views
Howto avoid journald entry for one program?
On my Ubuntu-MATE Clevo laptop there is the program N151ZU-fan-controller that logging a message 2 times by second.
I filtered it in rsyslog configuration in /etc/rsyslog.d/10-N151ZU-fan-controller....
2
votes
1answer
49 views
How to copy files containing a specific phrase to another directory?
I have a huge directory with log-files and want to move files WITH a specific "phrase" in it.
i.e.
log1.csv ------ containing word "xzy"
log2.csv ------ containing word "abc"
log3.csv ------ ...
2
votes
0answers
678 views
“gkr-pam: unable to locate daemon control file” warning
When running Ubuntu 19.10 on both Wayland and X11 I am still getting this "important" warning in gnome-logs:
gkr-pam: unable to locate daemon control file
Does anyone know what it means and what ...
0
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0answers
58 views
Getting “TSC_DEADLINE disabled due to Errata; please update” after the update [duplicate]
After the update for Ubuntu 19.10 it won't run.
This is what I'm getting:
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0answers
158 views
Syslog-ng log rotation problem
i have a problem with syslog-ng rotate system.
I need that my file rotation is schedule one time a day, example :
-rw-r----- 1 root adm 37K Oct 16 192.168.40.240.log
-rw-r----- 1 root adm 83K Oct ...
0
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0answers
178 views
ubuntu putty serial port connection using linux command and save log data
all
I use the following commands to connect and connection is fine
sudo putty /dev/ttyUSB0 -serial -sercfg 115200,8,n,1,N
I like to save log data as a file, anyone know how to achieve it?
1
vote
1answer
586 views
How do you investigate a system crash when there are no records/logs?
TL;DR
How does one actually investigates a system crash when the logs don't show anything?
Secondly, how do I prepare for future crashes? Is it possible to have more aggressive/accurate logging? In ...
0
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0answers
146 views
Ubuntu 18.04 crashed. I am unable to understand what went wrong
So my Ubuntu 18.04 crashed (froze). It seems like the sound service ended up crashing the entire system. Is it because I have set pulse audio's priority to very high? I changed pulse audio's daemon....
0
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0answers
244 views
Strange “Binding overwriting” in logs
I'm looking for a reason for freezes of the system. Just before the freeze I've got such lines in the logs:
cен 06 09:03:31 keddad-pc org.gnome.Shell.desktop[1896]: Window manager warning: ...
3
votes
1answer
1k views
log alert: unknown group “power” in message bus config file
Server v18.04 log has many of these:
Sep 3 21:32:17 [pcname] dbus-daemon[1179]: Unknown group "power" in message bus configuration file
What does this mean?
