Questions tagged [syslog]

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

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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?
rocky's user avatar
  • 807
25 votes
7 answers
60k 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 ...
ant_1618's user avatar
  • 731
1 vote
2 answers
748 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 ...
user695695's user avatar
0 votes
1 answer
142 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 ...
interface's user avatar
  • 171
29 votes
1 answer
28k 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 for ...
munr0's user avatar
  • 291
0 votes
1 answer
228 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 ...
derek's user avatar
  • 21
-1 votes
1 answer
3k 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 ...
simple mind's user avatar
0 votes
1 answer
183 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 ...
aPugLife's user avatar
  • 157
0 votes
1 answer
65 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 ...
Mike Grimm's user avatar
10 votes
5 answers
35k 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 ...
Justin's user avatar
  • 521
1 vote
1 answer
47 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 ...
Brent P.'s user avatar
1 vote
1 answer
1k 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 [email protected] 'tail /var/log/syslog' and see the tail of syslog. I had GeekTool on the Mac setup to run this command frequently and display ...
iynque's user avatar
  • 215
2 votes
0 answers
1k views

"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 ...
user avatar
1 vote
1 answer
371 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)
hlkstuv_23900's user avatar
3 votes
2 answers
2k 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 ...
LenItsuki's user avatar
  • 153
1 vote
2 answers
1k views

Syslog still receiving entries after filter to sepaqrate file

I am trying to get remote devices to into separate log files and not in the main syslog file. I have created a filter for remote devices to go to a separate file per host, but still remote devices ...
TimL's user avatar
  • 13
3 votes
0 answers
1k 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 ...
NahsiN's user avatar
  • 708
52 votes
1 answer
33k views

"CRITICAL: We failed, but the fail whale is dead. Sorry..."

When I started up my machine today I got some quite bizarre messages in my syslog: ... Aug 17 18:58:15 Floral-Towel systemd[1349]: Startup finished in 266ms. Aug 17 18:58:15 Floral-Towel systemd[1349]...
user avatar
-1 votes
1 answer
1k views

No logs get logged into syslog file after i removed all lines from it

I deleted all lines from my /var/log/syslog as this file had grown to a large file. But after this activity now no logs get logged into it. I think i deleted some lines responsible for logs settings, ...
sacrishi's user avatar
2 votes
1 answer
262 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]: ...
Ek0n0m1k's user avatar
13 votes
1 answer
29k views

syslog doesn't exist!

I use 14.04 and I don't have syslog. I'm a fresh user of Linux, being Windows user for years. When I try tail syslog and that's what out: henrique@henrique:/var/log$ tail -f /var/log/syslog tail: ...
Henrique Ramos's user avatar
0 votes
1 answer
2k views

How to stop Tracker indexing file contents?

I recently got an alert from my HIDS (Host Intrusion Detection System) about this. I then checked syslog for the entries around that time, here is an extract. After reading the some more on this, I ...
user avatar
0 votes
1 answer
1k views

syslog-ng activation fail

I installed syslog-ng on Ubuntu. I did this: ~$sudo service syslog-ng start then I got in file /var/log/syslog the line: syslog-ng[1150]: EOF control channel, closing connection; I tried some ...
jacob's user avatar
  • 1
2 votes
0 answers
1k views

Is it safe to stop thermald on my desktop PC?

I have thermald running on my desktop PC, which is an older Xeon with 4 cores. thermald pollutes the /var/log/syslog file on my 15.04. (See this related question, How to quiet Ubuntu 15.04 noisy ...
knb's user avatar
  • 4,994
1 vote
0 answers
105 views

Debugging 14.04 freeze with syslog

Since upgrading to 14.04 a few weeks back, I have been experiencing a problem wherein Ubuntu will freeze (i.e. the entire UI stops working, can't drop down runlevels, etc.), and the only solution is ...
3_humped_CAML's user avatar
7 votes
3 answers
3k 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 ...
ajdev8's user avatar
  • 709
11 votes
4 answers
8k 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 ...
user avatar
5 votes
2 answers
34k views

How to view '/var/log/syslog' contents without crash

For various reasons it is necessary for me to check the log of my computer in /var/log/syslog, but this has become a bit of a problem because I am not actually able to view the logs in that file ...
user avatar
27 votes
5 answers
70k views

No logs are written to /var/log

I have a problem, that no logs are written to /var/log. -rw-r----- 1 syslog adm 6.4M May 21 2014 syslog -rw-r----- 1 syslog adm 5.7M May 21 2014 daemon.log -rw-r----- 1 syslog adm 494K May 21 ...
stil's user avatar
  • 721
2 votes
2 answers
4k 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: Bath-Towel->/var/...
user avatar
0 votes
1 answer
3k views

Identifying syslog files, also does auth.log mirror what is in /vars/syslog?

I am writing a auth log parser as a means to contribute to a tool and to learn linux logging better. I have been reading up on syslog and log facilities and was wondering if what is in auth.log will ...
Jason's user avatar
  • 1
4 votes
3 answers
634 views

Why doesn't chkrootkit test syslogd?

When I scan my machine with chkrootkit I notice that it always says for one of them: Checking `syslogd'... not tested Why is this not tested for? Should this be ...
user avatar
3 votes
1 answer
190 views

Dell 7537 syslog over 40 GB

I am a new user and not a techie, but i love ubuntu. I am at 14.10 currently and have almost 60GB allocated to /var but lately the /var folder has been eating up almost over 40GB of space, the last ...
digitaldream_1's user avatar
0 votes
1 answer
330 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
asdf's user avatar
  • 136
2 votes
1 answer
4k views

vsftpd cant log in with syslog_enable=YES

Hi guys I want to send my ftp logs to a syslog server, so I tried to enable syslog. But when I set syslog_enable to YES I cant use my FTP Server at all. I am getting this error message: 500 OOPS: ...
RaverTiny's user avatar
  • 403
0 votes
1 answer
1k views

Wrong timestamp in syslog

I was taking a look on my syslog, and I found this: Nov 30 22:30:01 nori-hidamari NetworkManager[963]: <info> (wlan0): canceled DHCP transaction, DHCP client pid 2580 Nov 30 22:30:01 nori-...
Nori-chan's user avatar
  • 845
10 votes
1 answer
45k views

Ubuntu crash - how to read log files

A few days ago the laptop decided to close without no relevant reason. From this day on, it randomly crashes without explanation. This is what I (correctly?) filtered from the log files on the last ...
tigerjack's user avatar
  • 2,575
1 vote
1 answer
2k views

Regulatory domain changed to country CA (I'm BR)

I'm learning some things about the logs to know if everything in the computer is running normally. But, in these days, my syslog have been filled with messages like: Oct 31 16:56:41 nori-hidamari ...
Nori-chan's user avatar
  • 845
51 votes
3 answers
67k views

Write to syslog from the command line

How can I write an entry into /var/log/syslog from the command line?
Drew Noakes's user avatar
  • 5,708
-1 votes
1 answer
186 views

Create alarm on log system

I want to set an "alarm" on my Ubuntu machine that reports weird stuff happening in my logs. Let's say I want it to save information when a certain event occurs, for example somebody attempted to log ...
Álvaro's user avatar
  • 13
0 votes
1 answer
231 views

Worrying messages in syslog

I recently installed Ubuntu 14.04. Today, I found some scary looking messages in syslog. I wanted to know if they are a cause for worry. ACPI: Deprecated procfs I/F for battery is loaded, please ...
user1289492's user avatar
0 votes
1 answer
2k views

"libsyslog-ng-3.4.8.so: cannot open shared object file" while starting syslog

I tried to install syslog-ng from source on a new Ubuntu 14.04 install. In anticipation of questioning why I did this, its because there are some changes I want to make to logging systems for ...
stacks's user avatar
  • 13
0 votes
2 answers
6k 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 do ...
user294547's user avatar
1 vote
1 answer
3k views

Where are the log files for psql connection attempts?

I want to troubleshoot a failed attempt to connect to a remote Pg server using psql. I'd expected to find some log files for psql, but I didn't. Is there any other place where such information would ...
kjo's user avatar
  • 1,187
2 votes
0 answers
1k views

syslog error message eating up my HD with wireless message

I received a message that I ran out of space on my hard drive, so I deleted a few things, large games I never played, etc, a few hours later, I got the same message, so I deleted a few more large ...
user293775's user avatar
1 vote
0 answers
154 views

syslog time is not matching cron string setup

I am running many cronjobs in my server. When I was checking the syslog file to see the cron timing, it's completely not matching. Can someone help me to understand. syslog May 23 00:00:01 xxxxxx ...
Gowri's user avatar
  • 141
1 vote
1 answer
362 views

Error starting up dns forward zone file

I am working setting up my DNS, but i am getting errors in: tail -f /var/sys/log. I have setted up a static ip-adress in networks: 192.168.10.1 May 11 18:13:54 s180368 named[3582]: command channel ...
user3270211's user avatar
1 vote
1 answer
1k views

WiFi issue: /var/log/syslog and kern.log are too huge after I installed Ubuntu 14.04

Freshly installed Ubuntu 14.04 last week and my WiFi was not working. I tried to get WiFi up in vain then I started using LAN as a workaround for my work. And today I noticed syslog* was more than ...
Optimuus Prime's user avatar
3 votes
0 answers
1k views

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 ...
Tim Smith's user avatar
  • 174
0 votes
2 answers
55 views

Hard drive moving folders mysteriously

I had a pretty scary moment today, when a folder I was editing a LaTeX report in simply disappeared! Here's the system log: pedro@X230t:~$ cat /var/log/syslog | grep sda1 Apr 13 13:59:59 X230t ...
user1485934's user avatar

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