Questions tagged [logs]
Logs are lists of events or information generated by a program or system. They are used for diagnosis as they can contain various useful information to pinpoint the cause of a problem.
195 questions
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What happened to `lastb` command in Ubuntu 24.10?
The lastb and lastlog commands are not available in Ubuntu 24.10.
The last command is not installed by default. But, can be installed with:
# apt install wtmpdb
which is not exactly the same as the ...
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Ubuntu 22.04 rt just rebooted itself
we're running Ubuntu 22.04 real time kernel on a miniPC. It's been running great, unattended, for several weeks.
This morning it simply rebooted itself. I've looked through logs in /var/logs (dmseg, ...
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Ubuntu Server sometimes only partially boots
I installed latest Ubuntu Server on my old gaming PC to use it for hosting some stuff. I installed and configured wireguard, samba, cockpit, but I have a strange problem. What happens is that ...
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Chinese? Entries in Systemd's Log
I have a vm that is locking up I'd say every other day or so. I went digging through logs to look for clues and my systemd logs found at /var/lib/systemd/catalog/database are mostly in what looks like ...
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Where can I find info on program usage?
My wife and I have been gaming through steam on my Ubuntu based Linux laptop. I want to know which of us have played more this month. We play different games, so adding up play times by game run time ...
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1
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74
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Which app or service connected to a specific domain?
How do I find out which app or service tried to access a particular domain or url in the past?
Tried searching for this here and other websites but not getting relevant results.
I have the Gnome Logs ...
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23
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Important ERROR Messages... LOGS app
Hi
Is there a problem I need to look at with those recurrent messages ? IF we can correct those issues please let me know.
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Please help with understanding crash logs
I have two crash logs now and I don't understand how I can interpret them. Below is the pastebin of the complete logs.
https://paste.ubuntu.com/p/3xhZ5xWgjr/
This is one of them, I can post the other ...
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109
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Uefi event logs
I am unable to get the event logs in uefi mode tried in different ways like from BIOS settings of Intel NUC board and tried using the UEFI application but failed to collect UEFI event logs also tried ...
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How to configure a folder for custom Python App installed through CPanel?
I installed my python script using Cpanel feature "Setup Python App".
I run my script in virtual environment created by CPanel:
/home4/apmcapit/virtualenv/apps/myapp/3.9/bin/python /home4/...
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1
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204
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How to get logs/evidence of illegal hardware changes during laptop repairs
I'm on Ubuntu 20.04. I sent my laptop for repair and I find out that the CPU has been changed to a cheaper version without my consent (and I was not requesting to fix the cpu at all!), basically from ...
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565
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Ubuntu latest kernel version 6.5.0-14-generic
I got an error in Ubuntu 23. It shows error -22: failed to register device with error 22, then it shows a bunch of logs.
I thought if I booted an older kernel version (6.5.0-9) it would work, but I ...
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Ubuntu 22.04: USB Keeps Disconnecting and Reconnecting with 5-1 usb hub
For some time now, I have been experiencing issues with my USB input (mouse, keyboard) devices that are connected through a USB hub. These devices reconnect themselves after a certain period, ...
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Is there any way to debug gnome-epub-thumbnailer?
I have been trying to use gnome-epub-thumbnailer in Ubuntu 23.04. The program installs & I am able to run gnome-epub-thumbnailer -s 1024 test.epub out.png successfully, but even after rm -r ~/....
- 111
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Need to see boot/system log from before actual session because of system shutdown after 30 minutes, only actual session log can be viewed
Laptop is an Acer Aspire V3-772 with 8GB and Ubuntu 22.04.3 LTS, Gnome 42.9 & Wayland on UEFI. The memtest could only pass once (without errors) because the laptop always crashes after close to 30 ...
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2
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Need to find a high level log if one exists
I have an Ubuntu desktop server that is accessed by multiple people remotely. I need to locate a high level log file that shows, at a minimum, the date/time, username, and system action. System action ...
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200
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Having trouble understanding bluetooth connection
I am trying to troubleshoot my connection to a cheap elm327 OBDII adapter, can pair it using bluetoothctl and i can trust it, can establish a serial connection using rfcomm, i then proceed to use ...
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My Ubuntu 20.04 gets stuck many times. keyboard and mouse also do not respond
My Ubuntu 20.04 gets stuck many times. Keyboard and mouse also do not respond. journalctl -r logs file attached while system is stuck at around 9.30 AM:
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Sending NGINX logs to a remote syslog server
How to write Nginx configuration on /etc/rsyslog.conf to forward Nginx logs to another server?
I write this configuration for rsyslog but I think it's not completely right:
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Where is /var/log/daemon.log on 22.04 server on Pi4
Wanting to learn more about logs.
Reading thru
https://ubuntu.com/tutorials/viewing-and-monitoring-log-files#2-log-files-locations
Noticing that
/var/log/daemon.log
&
/var/log/debug
are not ...
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1
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124
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How to stop a run away filling of a HDD?
Ubuntu 22.10; AMD 64-bit; 6 core; 1 TB HDD
Somehow I got one of those run away 'fill the HDD' problems. I didn't even know I had that until I got an error message on screen that the HDD would soon be ...
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958
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Server and Apache getting shut down automatically/randomly
I have a AWS ec2 server, I'm running 2 websites there on 2 different domains (obviously) using Apache2. One is domain.com, another is docs.domain.com.
I'm running a wordpress website on domain.com. I'...
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22.04: Help diagnosing why my session crashes about every other day; journal logs attached
My session crashes about every other day. The screen goes blank for a few seconds, and then displays the login screen, opening to a new session.
I haven't identified a pattern of things I might be ...
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1
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779
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How to copy all log files from a particular date to the current date?
I want to copy the log files from a particular date, say Nov 18, to the current date. How can I do that?
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The same log messages on every startup. I need to understand what they mean
When I check my logs in the "important" tab, they are pretty much the same on every startup. Is there something concerning about them? For example, what are these issues labeled as "...
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155
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What is causing ubuntu 20.04.5 to become inaccessible via SSH?
For a long time I ran Ubuntu 16LTS as my home server. After setting up a new server with Ubuntu 20 there are times where I simply cannot access the server via SSH. As far as I can tell, the system has ...
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257
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Codium and Nautilus crashing at boot with Signal 5 and SIGSEGV errors
Shortly after boot, I am getting a message "System program problem detected. Do you want to report the problem now?" when I click "Report problem" I get 2 pop-ups (attached screen ...
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How do we properly clear and refresh /var/log?
I have two v20.04 systems where a script created, literally, a million files in /var/log. After removing the junk (and fixing the script) access to that directory has been very slow for many months. I ...
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Could anyone help me fix this issue with TightVNC?
I installed TightVNC and it worked fine for the first 2 days. However, when I restarted it, it gave me these errors in the log files:
19/04/22 17:16:32 Xvnc version TightVNC-1.3.10
19/04/22 17:16:32 ...
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2
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2k
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Read logs real time with bash
I have this in the system logs:
Feb 27 02:53:51 Latitude-E6430 rsyslogd: action up 7
Feb 27 02:53:51 Latitude-E6430 rsyslogd: action down B
Feb 27 02:53:51 Latitude-E6430 rsyslogd: action up U
.......
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1
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SPAM Notifcations
As of a week or so ago I started receiving what appears to be spam gnome notifications shortly after logging in (within a few minutes but not necessarily immediately). They always appear to be from a ...
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Connection logs from previous day
I have a problem. I have a vps running Ubuntu server that got ddossed yesterday and I would like to know what ip address it was coming from. We have an ip that we think might be the ddos, but we don’t ...
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146
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Laptop won't shutdown or reboot
I'm using Ubuntu 20.04 on a HP 17-ak032nf laptop.
I got a really annoying problem, when I try to reboot or shutdown it, it will just leave a blank screen but I can still hear the fan, and sometimes ...
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3k
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Cannot find TOCBLOCK, database may be corrupt
I opened Logs today and saw this error which says: ldm_parse_tocblock(): Cannot find TOCBLOCK, database may be corrupt.
I am NOT dual-booting, my PC is running under Ubuntu 20.04.3 LTS version, any ...
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PHP-FPM error log /var/log/fpm-php.www.log Which system user writes the file?
PHP-FPM error log is saved to /var/log/fpm-php.www.log.
Which system user writes to this file?
The file permissions are set to this:
$ sudo chmod 666 /var/log/fpm-php.www.log
I would like to change ...
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Viewing http requests that happened
Is there a log file where ubuntu stores all the http requests that come in?
I need to view a request that happened yesterday, more specifically the body of that POST request.
And also if nothing is ...
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How do we diagnose delays After large number of files are deleted?
This one needs a Linux/Ubuntu guru.
A runaway program generated a large number (at least a million?) of files into /var/log. Even after deleting all (?) rogue files, any query on the folder/tree now ...
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How to trouble shoot arbitrary Linux programs
Currently I am trying to become better at using Linux and therefore I would like to know how Linux experts troubleshoot arbitrary programs.
On my new laptop I could not burn a cd via k3b. It just got ...
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My Ubuntu box restarted without warning, what log files do I need to examine?
My Ubuntu box restarted without warning, what log files do I need to examine? Specifically,, (1) which log files will tell me what forced a sudden restart? And (2) where do I find them?
Update: ...
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253
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Trying to isolate random freezes in Ubuntu 20.04
I'm new to Ubuntu/Linux but an experienced if not expert Windows user. I've set up Ubuntu 20.04 on an older PC with an Asus a8N32-SLI Deluxe (nvidia nforce4 chipset) motherboard and a Radeon HD 7850 ...
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Search for file by the name it had before being renamed
I have some hundreds of thousands of files, personal stuff like photos, videos and documents gathered and stored during the years. Most of them are organized by type, dates and topics... But some (...
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How to fix `Unexpected input report number 128` spam in logs?
My logs are absolutely spammed with this message:
logitech-djreceiver 0003:046D:C537.0002: Unexpected input report number 128
I do a Logitech G602 mouse that I use. Is this spam fixable?
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Ubuntu 20.04 freezes whilst using Teams through Google Chrome browser
I've only just installed Ubuntu 20.04 (around 5 days ago, so pretty clean install) and when I used MS Teams through the browser it was working ok to start with, then about 20 or 30 minutes into the ...
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Mysql logrotation doesn't work
I'm having trouble making Mysql log rotation working. I don't know why this is so complicated , even though I followed documentation and internet advice, still cannot make it work.
I have enabled all ...
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Why do the following netstat, ps, and auth.log have such output?
I seem to be getting a lot of different connections (ssh) on this Ubuntu server I am sshed into. Are these just brute force attempts?
When running netstat -tnpa | grep 'ESTABLISHED.*sshd' why do I get ...
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Are boot log messages anything to be worried about?
Before I log into my system (Ubuntu 20.04 LTS), messages appear on my screen. On further investigation, I find them to be error messages. Here are the messages that appear on my screen before I log in ...
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/var/log/kern.log full of "kernel: [259030.323390] failed hdr12 10 00 00 00 00 00 00 00 00 00 00 01 00 00 00"
I checked my logs today, with journalctl, and lo and behold, my journal is full to the brim with the repeated line below:
kernel: [259030.323390] failed hdr12 10 00 00 00 00 00 00 00 00 00 00 01 00 00 ...
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Why does my Ubuntu 20.04 logs show this whenever I boot?
Whenever I switch on my Ubuntu PC, the logs show
power: shutdown scheduled for (T - 20.0) seconds
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how do i enable boot logging on ubuntu?
perhaps its server envy, but I am looking around on a linux server hard drive and saw a file called "bootlog" which holds entries like:
boot Sat May 5 02:50:51 2018
shutdown Thu ...
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How to stop logs filling with "multipath: sdc: can't store path info"
Tried
multipath -v2 -d
so I can find laptop's integrated card reader wwid and blacklist it (it's /dev/sdc), but nothing returned, just a new line
Any ideas how to stop sdc: can't store path info to ...
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