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

learn more… | top users | synonyms

-1
votes
2answers
5k 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?!
2
votes
2answers
84 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 ...
1
vote
1answer
2k 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 ...
1
vote
2answers
421 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 ...
0
votes
1answer
958 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 ...
0
votes
1answer
323 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 ...
0
votes
1answer
274 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 ...
1
vote
0answers
176 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 ...
1
vote
1answer
83 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: ...
1
vote
1answer
46 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 ...
1
vote
1answer
334 views

upstart logs missing [duplicate]

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 ...
0
votes
1answer
2k 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 ...
6
votes
1answer
2k 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 ...
2
votes
1answer
364 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 ...
4
votes
2answers
3k 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 ...
2
votes
0answers
548 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 ...
2
votes
1answer
366 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 ...
0
votes
1answer
420 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 ...
0
votes
1answer
291 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?
4
votes
1answer
7k 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.
4
votes
1answer
6k 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 ...
1
vote
2answers
131 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 ?
6
votes
2answers
3k views

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 ...
1
vote
1answer
154 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 ...
5
votes
1answer
4k 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) ...
1
vote
1answer
1k 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: [ ...
0
votes
1answer
245 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 ...
2
votes
2answers
4k 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 ...
0
votes
1answer
348 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 ...
0
votes
1answer
1k 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 ...
5
votes
2answers
7k 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 ...
5
votes
2answers
184 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 ...
2
votes
2answers
99 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
2
votes
0answers
5k views

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: ...
1
vote
1answer
429 views

Software Center seems to freeze system when installing, syslog has “blocked for more than 120 seconds” errors

12.04 (precise) 64-bit Kernel Linux 3.2.0-39 3.6GB memory Intel Core 2 Duo CPU @ 2.40GHz x2 WUBI-installed Ubuntu running on a MacBook Pro 7.1 with OSX running Vista via Boot Camp (hey, I like lots of ...
2
votes
0answers
700 views

How I can connect the syslog-ng with a mysql database?

Hi guys I want to use a syslog-ng server for logging data from the firewall and I get Data from the Firewall in the file /var/firewall.log but now I want that the logs go to a database. For this I ...
2
votes
2answers
2k views

Various segfaults in syslog; firefox, apt-get and other apps broken

I am working on an Ubuntu 12.04 installation that has recently started misbehaving. It is used by multiple people at an office, so it's possible someone messed things up (although the only user who is ...
2
votes
0answers
329 views

My cpus are powered down periodically

I post here because I am using Ubuntu but this is probably an hardware problem. Since I bought my new setup with AMD Athlon(tm) II X4 635 Processor and asus m4a89td pro/usb3 motherboard with ecc ram I ...
3
votes
2answers
8k views

How do I configure CUPS and change SAMBA setting for no printers?

A couple of time an hour, these lines show up in syslog Feb 19 09:20:11 KISE-055 smbd[5685]: [2013/02/19 09:20:11.609603, 0] printing/print_cups.c:110(cups_connect) Feb 19 09:20:11 KISE-055 ...
5
votes
3answers
17k views

rsyslogd stopped writing to /var/log/syslog two days ago

It seems rsyslogd stopped writing to /var/log/syslog on my laptop two days ago, and I do't know why. This is visible in the following: clh@avignon:/var/log$ ls -lt | head -30 total 12600 drwxr-xr-x ...
0
votes
1answer
552 views

Tilt of laptop causing “Unknown key pressed” syslog entries

While trying to figure out another crash on a new HP Probook 4340s, Ubuntu 12.04, I noticed my syslog was getting continuously spammed by this: Jan 14 06:50:02 localhost kernel: [ 1070.536686] atkbd ...
0
votes
1answer
4k views

How do I stop /var/log/kern.log.1 from consuming all my disk space?

I have a 80 GB HDD without any partitions. One day I realised that I have lost most of my free disk space. I discovered that /var/log/kern.log.1 takes up 25 GB of space and there is no delete option ...
0
votes
1answer
5k views

How can I monitor syslog and send notification based on events?

I'm going to be sending syslog from my one device/server to an Ubuntu server. On the Ubuntu server (receiving the syslog), I want it to trigger a script when specific syslog messages arrive. Is this ...
0
votes
1answer
157 views

What is syslog and how can i tackle problems with syslog

When i browsed through many linux forums, many Ubuntu geeks solve issue using 'syslog'. They analyze it, and post the answer. Can anyone give me an idea about it?
6
votes
1answer
2k views

Why is there “seccomp” events related to Google Chrome in syslog?

Was in my syslog today and noticed that the Google Chrome web browser is create TONS of events that look like this: Dec 7 13:11:02 mycomp-sys76 kernel: [ 8371.604406] type=1701 ...
5
votes
1answer
587 views

Warnings in Syslog

Syslog displays these warnings and I would like to know how can I know what they mean in order to search what can I do about them. $ cat /var/log/syslog| grep -i 'warn' Nov 27 13:48:19 pc ...
2
votes
0answers
115 views

Which logs will tell me about the Touchpad and Keyboard locking up?

I have an Asus N53SM laptop that I leave running for several weeks at a time. I never put it in hibernate or suspend, I only close the lid when I'm not using it. After a few days or weeks of running, ...
7
votes
1answer
46k views

How do I configure rsyslog to send logs from a specific program to a remote syslog server?

I have a program which outputs to syslog with a given tag/program name. I'd like to be able to filter syslog traffic from that program and send it to a remote syslog server, leaving all other syslog ...
2
votes
1answer
296 views

Syslog/kernlog filling up with “did not claim interface N before use”

As I discovered when asking this question, it appears that demond_nscan is trying to use a device without claiming it. And it does it.... hundreds of time per second apparently. This makes kern.log ...
7
votes
3answers
7k views

How do I limit the size of my syslog?

I've got my mom's computer running Ubuntu 12.04 LTS. It's been working just fine but all of the sudden syslog has been filling up. And by filling up I mean I just deleted a /var/log/syslog that was ...