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

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NetworkManager[757]: <warn> [1461836136.9728] (wlan0): error getting signal strength: No such device

I get this error in the syslog and kern.log: NetworkManager[757]: [1461836136.9728] (wlan0): error getting signal strength: No such device I have both an ethernet and wifi connection: ...
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19 views

On Ubuntu 16-04, what is the interaction between the kernel, journald and rsyslogd?

I'm trying to understand the route log messages follow from the kernel to the currently available logging facilities on Ubuntu. That is, when a message in the kernel is generated, how does it arrive ...
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23 views

Ubuntu 14.04 syslog showing @@@@ for long time period

My Ubuntu Server wasn't accessible for a long time, only after restarting the server I could access it again. I have checked the syslog file which shows something like @@@@@@@@@@@@@ from last night ...
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how to have coloured log according to Process id by syslog daemon in linux C?

Please suggest me a way how to have coloured logs by using Syslog daemon in linux C, depending upon process id . For different process id i.e. PID the log should be in different colour .
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3answers
30k views

How can I receive syslog logs from a networked system?

I'd like to configure Ubuntu to receive logs from a DD-WRT router. The router's configuration screen contains the following section: and its logging documentation reads: If you wish to send ...
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1answer
25 views

How to log only the message in syslog-ng?

In syslog-ng.conf I have the following: source s_imp { tcp(ip("localhost") port(514)); }; filter f_imp {program("imp");}; destination d_imp {file("/home/rpr/syslog.log");}; log {source(s_imp); ...
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1answer
29 views

node syslog outputs “Error processing log message”

In syslog-ng.conf I have the following: source s_imp { tcp(ip("localhost") port(514)); }; filter f_imp {program("imp");}; destination d_imp {file("/home/rpr/syslog.log");}; log {source(s_imp); ...
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1answer
99 views

/var/log/syslog constantly logging errors, growing at 1 MB/s

It seems to be the same three errors repeated: $ tail -n15 /var/log/syslog Apr 5 23:32:01 detoo kernel: [ 6042.078785] ACPI Error: [PGRT] Namespace lookup failure, AE_NOT_FOUND (20150619/psargs-359) ...
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41 views

syslog on server 14.04

I checked my syslog on my server and the same issues come up continually. There seems to be a problem with the usb port or the mouse and it loops every 2 minutes without stopping. How could I fix this ...
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2answers
5k 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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13 views

Postfix logs to remote server

On my Ubuntu 14.04 server, I'm using Postfix as a front-end mailserver, and I would like to send all mail related info, including email addresses, to a remote host. In the file ...
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90 views

92% of syslog is filled with message regarding 'ureadahead' ignoring relative path

I just turned on my laptop (using Ubuntu 15.10 64-bit) and checked syslog for today's logs. From total $ cat /var/log/syslog | grep 'Mar 23' | wc -l 23791 $ cat /var/log/syslog | grep -P 'Mar ...
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1answer
36 views

A Simple way to force an “Out of Memory” condition?

I'm working on getting alerts set up. Can anyone suggest a simple way to force an out of memory condition say on a vanilla ubuntu?
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2answers
36 views

var/log/syslog growing indefinitely in size

The disk that contains Ubuntu on my computer is 115GB in size. When the disk was 114.7GBfull. I started deleting some files here and there to free up around 5GB. But I noticed the disk was 114GB ...
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2answers
93 views

Random Freezing with ubuntu 14.04

Installed ubuntu 14.04 and the system freezes at least once a day at what seems to be random times. By Freezing I mean the mouse keyboard and screen won't react at all. This will happen no matter if ...
0
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1answer
27 views

syslog-ng viewer that can display many log files of different IDS

I have three Intrusion detection systems installed (snort, modsecurity,ossec) and I want to visualize the generated log files of these IDS. Is there a Graphical User Interface that can display the ...
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2answers
73 views

syslog still receiving entries after filter to seperate file

First time posting. Trying to get remote devices to into separate log files and not in the main syslog file. Have created a filter for remote devices to go to a separate file per host, but still ...
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3answers
3k views

“Wrong ufstype may corrupt your filesystem” - Should I be worried?

I was just now looking through /var/log/syslog and I found these line which worried me: ufs: You didn't specify the type of your ufs filesystem May 5 09:06:09 Bath-Towel kernel: [ 425.626221] May ...
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244 views

syslog and kern.log multiple GB in size filled with pcieport error messages

After getting a disk usage warning, I noticed my syslog and kern.log were multiple GBs in size (20GB each). I then used this askubuntu post to clear the log files but today I find that they have again ...
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1answer
220 views

“file /var/log/syslog is being edited” message in nano

To the best of my knowledge, I can view /var/log/syslog with the command sudo nano /var/log/syslog and successfully did so several times during a session; however, I was trying to search the log ...
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3answers
1k views

How to quiet Ubuntu 15.04 noisy syslog

On Ubuntu 15.04 (Vivid Vervet) /var/log/syslog is extremely noisy. There are messages every few seconds, from systemd, thermald, gnome-session. Most messages appear to be non-essential, simply status ...
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1answer
55 views

remote syslog-ng

I have two Ubuntu's in VMware Workstation, one of them is Ubuntu 14 (client) and the other one is Ubuntu 15 mate (server) and they are pinged together. I've installed syslog-ng on both sides and I ...
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1answer
52 views

why dmesg output to log file is not working?

I am trying to output the dmesg to a log file so I can look at it through my txt editor, but i keep getting an error msg: dmesg > /Desktop/log.txt gives me this error: bash: /Desktop/dmesg.log: No ...
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19 views

Everything in syslog has been removed! Security risk?

I am new to Ubuntu. I've only been using it for a few weeks. I was wondering; does Ubuntu delete the logs after a while? My syslog was full of logged events this morning, but when I checked it now, ...
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1answer
57 views

every month ssh stuck (and not only ssh)

I know almost nothing about this server. It was setup before I joined my company and I never used until now. My colleague told me that every month the ssh stop working. The server is still up because ...
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2answers
2k views

how fix the issue that so that ubi-usersetup crash doesn't happen when I try to install ubuntu

Whenever I try to install ubuntu 14.04 lts I get a message saying: ubi-usersetupcrash ubi-usersetup failed with exit code 10. Further information may be found in var/log/syslog What do I ...
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1answer
43 views

Prevent Rsyslog from removing automatically syslog.gz files. [duplicate]

Why ubuntu remove older syslog older than syslog.7.gz by default? How can I prevent that to happen? Thanks
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98 views

Crashes every 30 minutes on 15:10

Environment: Linux david-1510 4.2.0-19-generic #23-Ubuntu SMP Wed Nov 11 11:39:30 UTC 2015 x86_64 x86_64 x86_64 GNU/Linux I have suffered with freezes since installing 15.10 in October every 30 ...
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1answer
33 views

fresh install reporting no space (disappearing space!)

I have done a fresh install of Ubuntu 14.04 and 15.10 x64 on a 256GB drive using the whole disk. This is a NVMe and I initially suspected it. After a few days of use the system reports less than 1GB ...
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2answers
431 views

How to tell what is logging bandwidth

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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1answer
44k views

Where is syslog.conf?

I tried to move my stuff from CentOS to Ubuntu. Here is a problem I met: I would like find the corresponding CentOS /etc/syslog.conf file in Ubuntu? Basically, the file is used to control where those ...
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115 views

How to stop wifi kill switch from filling syslog?

Just sat down at my wife's computer which was complaining about no space in the root filesystem. Fortunately, Nautilus and Ctrl-Alt-T still worked so I was able to find the offending file - syslog - ...
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20 views

Every version Ubuntu on Mac 5.1 crashes, eventually fatally crashes

I am running only Ubuntu on an old Macbook 5.1 (system specs below). No matter the version of Ubuntu, the computer consistently locks up (unable to reach tty). It doesn't seem to be associated to any ...
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41 views

Cant read KMSG?

I'm not so new at Linux, but I have a problem thats making me pull my hair of the head. I have a pcduino 3, it runs linaro 12.11, it has an embedded infrared receiver and a driver sunxi-ir.ko that ...
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1answer
7k 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: ...
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1answer
128 views

Noise messages in the syslog from thermald

I am running Ubuntu 15.04. I am noticing a lot of noise messages in the syslog from thermald. thermald[9139]: Set : 94000, 25000, 0, 0, 0 thermald[9139]: Set : 94000, 26000, 0, 0, 0 thermald[9139]: ...
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1answer
114 views

/var/log/syslog not rotating

Our log file /var/log/syslog does not seem to be rotating, even though the logrotate config /etc/logrotate.d/rsyslog exists: /var/log/syslog { rotate 7 daily missingok notifempty ...
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1answer
2k views

How to correctly create a virtual file system?

A task in my homework assignment asks me to create a virtual file system, mount it, and perform some operations on it. I am supposed to create a file of 10 MB whose bits are all set to 0, format it ...
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1answer
7k 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 ...
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1answer
44 views

Why doesn't my Ubuntu 14.04.3 LTS server consistently boot? Help with logs

I am running a fairly simple in-office server for the purposes of hosting GitLab and MatterMost (alternative to Slack chat). The problem I am having is that 9 times out of 10, if I need to reboot the ...
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87 views

Low Disk Space on “Filesystem root”

I am using Ubuntu 14.04 with GNOME, and every time I restart the computer it tells me the volume "Filesystem root" has only x MB disk space remaining. I checked with sudo df -h and sudo find / -size ...
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124 views

Ubuntu 12.04 syslog connection refused from Freenas 9.3

I'm trying to forward syslog from freenas 9.3 to my Ubuntu 12.04 server and these are the errors I'm getting. syslog-ng[33870]: I/O error occurred while writing; fd='21', error='Connection refused ...
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1answer
104 views

How can I get spammy ssh “Starting Session” messages out of my syslog view?

When I was running 14.04, I could use my Mac to run ssh andy@eeePC8G.local 'tail /var/log/syslog' and see the tail of syslog. I had GeekTool on the Mac setup to run this command frequently and display ...
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“VCE not responding, trying to reset the ECPU” presented at boot

When booting, I see the errors below. I have an HP laptop with an AMD CPU. I can link the model number if that would be useful. Given that it mentions Radeon, I'm assuming this has something to do ...
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233 views

Why did my system crash?

I am curious as to why my Ubuntu 14.04 desktop suddenly behaved unexpectedly. I was using Chrome and then suddenly a black screen appeared with a cursor flashing, and after a few seconds the lock ...
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1answer
57 views

What is this in my /var/sys/syslog

Oct 1 13:17:01 tilaprimera /USR/SBIN/CRON[5710]: (root) CMD ( cd / && run-parts --report /etc/cron.hourly)
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Computer locked, syslog full of “^@^@^@^@” around time of crash

So my laptop running Ubuntu Gnome 15.04 just hard-locked. It didn't respond to trying to go down to a terminal, when ssh'ing the connection was refused. I finally shut it off and rebooted. When I ...
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2answers
344 views

OSSEC HIDS reports “Interface entered in promiscuous(sniffing) mode”

I have installed the latest version of OSSEC HIDS (2.8.1), and I keep now getting these email notifications from it: OSSEC HIDS Notification. 2015 Apr 08 11:26:17 Received From: ...
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1answer
63 views

limitation of capacity of syslog file

I would like to decrease the storage usage of syslog because the free space of the root partition is small. Storage usage of syslog are shown below. -rw-r----- 1 syslog adm 42G Aug ...
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failed to open fifo for logging: No such file or directory

I have Ubuntu 14.04.2 LTS (GNU/Linux 3.16.0-43-generic x86_64) Installed nginx, php5-fpm, work web site. In syslog more error fifo, what is it? Aug 28 12:17:01 ubuntu-server CRON[30921]: (root) CMD ( ...