Syslog is a protocol designed to relay system event messages. Questions related to syslog involve event notification and logging capabilities.

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14.04 upgrade: sysklogd disappeared without replacement!

I just upgraded from 13.10 to 14.04 with do-release-upgrade and I lost my syslog daemon in the proceedings. klogd and sysklogd were removed without any replacement functionality being installed. (I ...
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26 views

Hard drive moving folders mysteriously

I had a pretty scary moment today (reminiscent of the highly illogical MS Word 'can't open file' moments that made me abandon Windows altogether) when a folder I was editing a LaTeX report in simply ...
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systemd (re)starting after colord messages [closed]

I'm investigating a crash on the Ubuntu system of a coworker. The crash occurred while using Libre Office, but it was the whole computer that froze, not just that single program terminated abnormally. ...
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29 views

Where are Upstart log messages on Ubuntu 13.X?

On Ubuntu 12.04, I can find Upstart log messages in /var/log/syslog. Commands: # initctl log-priority info # initctl emit hello Log: Apr 1 01:56:56 precise64 kernel: [ 8365.820425] init: ...
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1answer
80 views

sm-msp-queue says: unable to qualify my own domain name (xxx) — using short name

Every 20 minutes, for days, sm-msp-queue (something related to sendmail, I guess) writes a message in my ubun that goes like that: unable to qualify my own domain name (ubun) -- using short name ...
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2answers
55 views

I cannot clear syslog but I can remove it?

Why doesnt sudo /dev/null > /var/log/syslog and sudo > /var/log/syslog work, while sudo rm /var/log/syslog works?!
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2answers
37 views

First steps in verifying random crashes?

Recently my system has been acting weird. I consider it stable and I leave my system pretty much running 24/7. However, just about an hour ago I decided to get out of the PC for a bit and do my ...
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40 views

110GB syslog, kernel log files filled by “tty_port_close_start: count = -1”

I'm running ubuntu 12.04. When I sat down at my computer this morning I got a warning message telling me that I had 7MB of free hard disk space. When I went to bed last night, I had > 200GB of free ...
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85 views

Ubuntu Server 12.04 random reboot? nothing in log!

Version: Ubuntu 12.04.3 LTS (precise) uname -a: Linux sysname 3.5.0-23-generic #35~precise1-Ubuntu SMP Fri Jan 25 17:13:26 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux We have a few Ubuntu servers ...
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1answer
294 views

Why is my syslog telling me that my bios is broken?

I found this in my syslog file, what can I do to fix it? Or is it even worth fixing? Everything seems to be working correctly. Running 3.12.9-031209-generic. WARNING: CPU: 0 PID: 0 at ...
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69 views

rsyslog.conf only partly honored

I followed this description on how to enable audit for Samba (entry of Aug 10, 2009) and wanted to get all additionally enabled logging in a special log file (/var/log/samba/log.audit). The mentioned ...
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1answer
88 views

Weird issues with Syslog-ng and apt-get

So, I had a weird scenario just happen and I was just hoping someone might know what happened for my own edification. Basically, a while back I installed syslog-ng v 3.3.6 using sudo apt-get install ...
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1answer
94 views

Syslog-ng not writing to 2 destinations

I have setup syslog-ng to log to a MSSQL destination and that all works well. However, if I specify a second destination (same database but different table) with a seperate log command that uses a ...
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1answer
119 views

Unusual activity was logged on my system when I wasn't home

Can someone please help with this log? I wasn't home when this happened. Dec 27 07:48:13 mikky-E720 su[26915]: pam_unix(su:session): session opened for user mikky by (uid=0) Dec 27 07:48:13 ...
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112 views

Linux Mint 15 (Ubuntu 13.04) Spontaneously Crashing: Plz help me understand the syslog [closed]

I'm running Linux Mint 15, and my machine is spontaneously rebooting. It appears to happen when the computer is under load. Normal use doesn't seem to cause it, but I'm trying to create a windows vm ...
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36 views

rsyslog ommail conf file causing zombie process

I have been trying to set up email alerts on a 12.04 server, but keep running into the same issue whenever I place my email-alert conf file in /etc/rsyslog.d. I've named it 30-email-alerts.conf. Upon ...
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24 views

how can I redirect input from syslog

I installed ganglia and gmond spam the syslog in a way which makes it unreadable (hundreds messages per second) I wanted to redirect these messages to own log file by adding this to rsyslog config: ...
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1answer
31 views

How do I find a package that contains a given module?

How do I find which package contains a given module ? I had a missing module in /usr/lib/ , and was trying to figure out which package would fix the problem using apt-get The error was in ...
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143 views

upstart logs missing

I have been trying (unsuccessfully) to automate a script (or at least the actions contained within) that I run in Terminal each time a reboot my system, to enable the WiFi. I have been following as ...
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1answer
225 views

Sending UDP packets with `logger` command

I have couple different solutions for running custom syslog server (based on https://gist.github.com/marcelom/4218010). The problem I am facing is that the following command does not send UDP packets ...
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1answer
1k views

How to make whoopsie more silent (log clutter with “online”messages)

I know what whoopsie is from the answers to What is the 'whoopsie' process and how can I remove it? I do not want to stop error reporting, as I think that error reporting is the minimum a ...
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47 views

messages and syslog files are not getting rotated daily

My syslog file is not getting rotated on daily basis. Yesterday, it was of 20GB size, so I took backup of it and zipped the backup; made the original file to zero bytes. Now, it is again 700 MB and ...
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1answer
75 views

^@^@ character in syslog

I observe the following strange characters ^@ in syslog at the time when my machine freezes. Then i have to hardboot my machine. What could be wrong any ideas? Oct 12 12:20:52 nanak-P570WM ...
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1answer
850 views

Which script rotates /var/log/auth.log?

I cannot figure out where /var/log/auth.log is rotated. I found the file /var/log/auth.log.2013-09-16 on my system, which contains log entries previously found in /var/log/auth.log. Where does that ...
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302 views

drm:drm_edid_block_valid] *ERROR* EDID has major version 0, instead of 1

In my sys logs I can see errors like below. Can you suggest whats wrong and how i can fix. I have been experiencing frequent system hang behaviour which i have to stop by hard system boot Thanks, ...
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274 views

How to send dhcpd lease & MAC address info to central syslog server?

I am looking to send dhcpd leases including MAC address info etc. to my remote central syslog server, the server running dhcpd is running syslog-ng...would someone be so gracious as to assist me with ...
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1answer
195 views

How to send DHCPD leases to remote syslog-ng

I want to query a DHCP server for logs about leased IP’s every 5 minutes. I am not sure how to run the query from my server or which file to edit. The queried logs will be sent to the server ...
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1answer
132 views

is apparmor shutting down rsyslogd / syslog?

Protocol of syslog is ending ( shut-down ? ) with output : pluto cracklib: no dictionary update necessary. Aug 19 11:17:23 pluto kernel: [ 8090.193574] audit_printk_skb: 57 callbacks suppressed Aug ...
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142 views

Syslog cannot start

I run rsyslog on Ubuntu server. after rsyslog starts, it restarts in a loop. here is a piece of /vae/log/syslog: Aug 13 16:05:50 ip-10-92-237-215 rsyslogd: rsyslogd's groupid changed to 103 Aug 13 ...
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114 views

Error during “Starting system logging syslog-ng” Ubutu server

Here the output when I try to install or upgrade something with apt-get: Starting system logging syslog-ng Error opening file for reading; ...
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1answer
193 views

Opening /etc/syslog-ng/syslog.conf

I understand that the above is a text file and I want to open in for editing. I am using: sudo /etc/syslog-ng/syslog-ng.conf How must I modify this command?
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4k views

Set up a syslog server

I have installed Ubuntu Server 12.04 and I intend to set up a syslog server. Any ideas would be appreciated.
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is rsyslogd resp. syslog shut down by signal from outside?

Is rsyslogd resp. syslog shut down by signal from outside ? I cannot estimate this. Sometimes it happens that there is a "signal 15" shutting down this daemon. But sometimes there is no signal visible ...
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60 views

How did the syslog and kernel log files jumpd to few GB each?

I have issue: the syslog and kernel log files jumped to few GB each and consumed all disk space on the machine (I have total 10G partition there as main). Can you please investigate the root-cause of ...
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1answer
2k views

rsyslog filter by tag

I would like to create a rsyslogd config file that filter the syslog for specific tag and outputs this tag to a specific file. I create a rule file under /etc/rsyslog.d # Log kernel generated UFW ...
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53 views

Syslog: What failed here - validate & fencing pushbuf

My machine seized up the other day, I had mouse movement, but no response from the keyboard & screen was not updating (apart from the mouse pointer). The computer was idling at the time (i was ...
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93 views

What does this output in syslog mean?

There is this output every passing minute - one time - in syslog: CRON[15164]: (root) CMD (/usr/bin/test -x /usr/sbin/autodns-dhcp_cron && /usr/sbin/autodns-dhcp_cron) What does this mean ?
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How to disable the log files?

To be specific I want to stop the kern.log and syslog files. I just installed Xunbuntu about 2 days ago and have no experience with this OS. I know they are supposedly important, but I have a ...
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1answer
94 views

rsyslogd and system log output weird or normal?

currently I have this non-stop output in system log: [ 89.115236] FW REJECT (input): IN=eth0 OUT= MAC=ff:ff:ff:ff:ff:ff:00:23:5e:6f:ab:d9:08:00 SRC=10.158.0.1 DST=255.255.255.255 LEN=389 TOS=0x00 ...
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1answer
2k views

/var/log/syslog empty

Apparently my logs stopped working around Apr 10, as the current /var/log/syslog is empty, and /var/log/syslog.1 has the following for its last entries: Apr 10 20:25:01 li243-206 CRON[2883]: (root) ...
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1answer
397 views

Machine stops suddenly, Only hard reset can help

It is happens sometimes, im just working and suddenly machine starts lagging. Then it can totaly stops (Nothing works, mouse, keyboard etc.), or sometimes not. Jun 5 16:04:12 c0rp kernel: [ ...
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136 views

My wifi will not sign into a PEAP wifi network AND my /var/log/syslog file is NOT being written to

I am something of a newbie user. I am using a System 76 Gazelle Professional laptop with Ubuntu 13.04 which I updated a few weeks ago. My laptop had been able to sign into my work PEAP wifi network ...
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1answer
197 views

Unstable boot: kernel oops (snd_hda_codec_configure)

List of problems i have. Unstable Boot: Sometimes kernel panics, black screen after nvidea driver loading, no nice boot screen and 2 kernel oops everytime i boot. Shutdown: Computer stays stuck on ...
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1k views

How to verify if a reboot was due to power outage?

We've had problems with tripping a breaker and I think we just did it again, but I need to confirm that 1 of our boxes rebooted due to a power outage and not for another mundane reason. I have ...
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173 views

How to tell what is logging bandwidth [duplicate]

I've been having everything that goes through my NIC logged and I'm not sure how it happened. The last thing I installed was webmin and I'm not sure if that changed a setting or not but as of today ...
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733 views

/dev/sdb SATA-disk does not even show up in syslogs if I plug it in while machine is running

I have Ubuntu 12.04 LTS on an Intel machine:, uname -a gives 3.2.0-38-generic #61-Ubuntu SMP [..] x86_64 x86_64 x86_64 GNU/Linux The mainboard is a Intel S3420GP board. Until recently, I cannot ...
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2answers
3k views

What could be the cause for these strange UFW block entries in my syslog?

I've recently noticed a large number of recurring UFW blocks in my syslog. This surprised me as I have no UFW rules set: $ sudo ufw status verbose Status: active Logging: on (low) Default: deny ...
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152 views

How to delete private data from log files?

I have heard that log files contains private data. How can I remove it and what files should I remove from them? Those are very long files so maybe if I know what to remove I can use a script or ...
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2answers
67 views

syslog kernlog xorg.0.log - is it safe to post them

Is it safe to post syslog kernlog xorg.o.log from /var/log online to solve a problem with ubuntu system? There is private content in there that other people should not see? Thanks
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kvm error in syslog says cpu0 unhandled rdmsr

I have a server that hosts about 20 KVM guest machines. It's syslog is, at times, flooded with messages like these: 00:17:36 vhost-server kernel: [ 157.835078] kvm: 3138: cpu0 unhandled rdmsr: ...