syslog is a standard for logging messages about the operation of a system.

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Syslog “rt_bind_peer(0) @ffffffffa0283f57” [migrated]

My /var/log/syslog on a Debian server is flooded with lines similar to Dec 23 16:05:40 server1 kernel: [ 686.957585] rt_bind_peer(0) @ffffffffa0283f57 These messages occur up to twice a second ...
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6 views

syslog-ng prepending date to received logs, breaking patterns in patterndb

I'm setting up central logging for our servers using syslog-ng + patterndb, however the logs the logging server is receiving from the client are prepended with the date, host and other data. This of ...
2
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0answers
26 views

UDP Traffic from outside to docker container is dropped after container restart

following situation: i have a hardware box with Ubuntu 14.04LTS as host for docker 1.4 I'm running an ELK stack in several containers. Curenntly the logstash container is exposing only port 514 to ...
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1answer
23 views

Syslog-ng loghost - filter not-match

I've got a problem with receiving remote logs from syslog-ng OSE to syslog-ng OSE. I am configuring loghost and at now - i how no idea what i am doing wrong. It seems like filters are not working for ...
3
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3answers
1k views

Most common account names used in ssh brute force attacks

Does anyone maintain lists of the most frequently guessed account names that are used by attackers brute-forcing ssh? For your amusement, from my main server's logs over the last month (43 313 failed ...
0
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1answer
96 views

kibana: no indices error

None of the existing answers helped, so here a new question. Usecase: Redirecting syslog (or) monitoring static file. I have successfully installed logstash (1.4.2), elasticsearch(1.1.1) and ...
0
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1answer
49 views

Server crash with ascii NUL characters in syslog ( ^@^@^@… )

I have some dedicated server hosted by a OVH (French service provider). OS : Ubuntu 12.04 x64 A few months ago, one of my server crashed. The only weird thing was some "ASCII NUL" caracters in the ...
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2answers
31 views

Segmenting syslog logs and access to those logs

I'm trying to figure out if what I'm trying to accomplish is possible or not. What I want is to have all my devices send logs to a syslog server, then have Splunk pull logs for everything EXCEPT my ...
2
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2answers
24 views

How to collect logs for statistics in site?

I want to collect logs from nginx ( several servers, 1 000 000 lines in logs for minute for all servers ) to central stat server for statistics processing. I see 2 variants: write logs to local ...
4
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2answers
1k views

how to collect and aggregate logs from multiple machines in Amazon AWS environment

We have multiple Ec2 servers running and they have a tendency to be started and shut down at unpredictable times (based on load etc). What is the best way to collate and aggregate logs from them in ...
1
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2answers
2k views

IIS Advanced Logging Forward to Syslog

I am looking for a method that would allow us to forward the IIS Advanced Logging logs to a centralized log source via syslog or something similar. We are able to perform this currently for the ...
2
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4answers
3k views

Does this log indicate the server reboooted?

I have a webserver I think rebooted at some point .. mostly because apache wasn't serving sites and it usually does that when someone starts it and doesn't enter the SSL cert's password ... and a ...
1
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2answers
4k views

Apache httpd: Send error logs to syslog and local disk? Without touching /etc/syslog.conf?

I have an Apache httpd 2.2 server. I want to log all messages using syslog, so that the requests are sent to our central syslog server. I also want to ensure that all log messages are sent to local ...
0
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1answer
27 views

DNS format error in syslog, how to debug?

I'm getting an error in my syslog when resolving a domain I also the DNS for. Nov 24 21:51:55 moo named[4075]: DNS format error from 192.227.143.105#53 resolving bostonyoungentrepreneurs.com/NS for ...
12
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1answer
130 views

How do I make sec ignore a timestamp properly

I have a rule that is set up like so; In /etc/sec/rules.d I have; type=SingleWithSuppress ptype=regexp pattern=(\S+) sshd\[\d+\]: PAM \d+ more authentication failures\; logname=.* uid=.* euid=.* ...
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0answers
85 views

haproxy logging to syslog

I installed haproxy 1.5 via apt-get on ubuntu 14.04 via ppa:vbernat/haproxy-1.5 as per http://haproxy.debian.net/ The problem is it logging to /var/log/syslog instead of /var/log/haproxy.log The ...
4
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3answers
979 views

Wildcard support for InputFileName in rsyslog?

We have log files with names that match a certain pattern but frequently change. Is there a way to specify a wildcard or pattern for rsyslog to include via InputFileName? Example: InputFileName: ...
9
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3answers
18k views

Sending audit logs to SYSLOG server

I'm running several RHEL based systems which utilize the audit functionality within the 2.6 kernel to track user activity and I need to have these logs sent to centralized SYSLOG servers for ...
0
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1answer
47 views

How can I suppress Postfix anvil statistics from system logs?

After every email sent through my mail server, postfix/anvil appends something like the following: Nov 9 15:09:11 keutenberg postfix/anvil[30006]: statistics: max connection rate 1/60s for ...
13
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4answers
19k views

Which program defaults uses syslog local[0-7] facilities?

As well as the common system facilities (mail, news, daemon, cron, etc), syslog provides a series of "local" facilities, numbers 0 to 7: LOCAL0, LOCAL1, ..., LOCAL7. Which ones are program defaults ...
0
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1answer
24 views

Logging only written on old [filename].1 log files

My log is not written on the correct log file for example syslog, mail.log, mysql.log, auth.log but for some reason the latest event are written on these old log files syslog.1, auth.log.1, mail.log.1 ...
3
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0answers
87 views

Random SSH entries in Auth.log out of date order

Running an Ubuntu Trusty 14.04.1 LTS server at Rackspace but recently after running updates for bash, then with the reboots for the xen host vulnerability, I have the following weird issue. Some ...
0
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1answer
150 views

SSH Failed password login - log password

today I checked the log of my sshd and I have discovered tons of lines like :Oct 12 Oct 12 12:31:34 my_user sshd[15324]: Failed password for invalid user admin from 104.194.25.135 port 2683 ssh2 ...
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2answers
99 views

Syslog does not record logs received over TCP to a file

I am trying to setup a centralized rsyslog server on CentOS 6.5 for Cisco routers and switches. On the Cisco devices, I've set the correct date/time and enabled timestamps, logging to the server over ...
6
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1answer
6k views

Rsyslog.conf disable mail.info and/or disable postfix reporting

I have log entries like: Apr 8 10:25:31 monitor postfix/smtpd[3131]: connect from localhost[127.0.0.1] Apr 8 10:25:31 monitor postfix/smtpd[3131]: lost connection after CONNECT from ...
2
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3answers
3k views

How do I stop postfix log info going into syslog?

We have a vps running Ubuntu 10.04.4 LTS, and while trying to find a solution to a php problem, I've become aware of what looks like a problem with the syslog system - I'm not sure though. The ...
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2answers
125 views

server hacked - cron continue to run [duplicate]

Someone accessed my EC2 Ubuntu 14.04 and installed some malicious cron to do port scanning with user eric. I removed user eric and the file executed, but in syslog I see Sep 19 15:27:01 ip-xxx ...
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38 views

No syslog using Kiwi 9.4 (free) directly connected on the inside of a Cisco ASA 5505 running a VPN

I have a number of remote branches (each with an IPSec site to site configuration. The main station has a Cisco 5510, the branches are each a Cisco ASA 5505. Works fine. I recently installed the paid ...
7
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5answers
15k views

logrotate does not compress /var/log/messages

Over time I noticed some logs in /var/log such as auth, kern and messages were getting huge. I made logrotate entries for them: $ cat /etc/logrotate.d/auth.log /var/log/kern.log { rotate 5 ...
0
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1answer
46 views

Cisco CGS2520 switch to reveal MAC address when port goes active?

Is there a way to have a Cisco switch reveal the MAC address of a device via Syslog when it is plugged in? I get messages that a device is connected, but there isn't a lot of detail: Sep 9 12:50:51 ...
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29 views

Input filtering in rsyslog 5?

I have some messages hitting my rsyslogd server which a network trace shows as: <5>1 2014-09-04T14:58:31Z HOSTNAME This=a message=that contains=some specially=formatted data= This is ...
0
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1answer
25 views

Understanding ntpd entry in syslog

Does anyone know what this entry in syslog means: static1 ntpd[2397]: 2a00:xxxx:xxxx:239::2 interface 2a01:xxxx::xxxx:xxxx:fe70:a40c -> (null) (I've replaced some of the values with xxxx) Thank ...
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3answers
707 views

SSD read errors; should I be worried?

An SSD just over a month old is producing read errors in my syslog whenever rsync backs it up: [276877.360221] ata1.00: exception Emask 0x0 SAct 0x1 SErr 0x0 action 0x0 [276877.360226] ata1.00: ...
0
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0answers
219 views

Separating java stdout and stderr with systemd and without filling journal

I am running java apps via systemd: [Unit] Description=test service [Service] Type=simple EnvironmentFile=/etc/sysconfig/testserver WorkingDirectory=/opt/testserver ExecStart=/usr/bin/java -jar ...
1
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1answer
24 views

TCP rsyslogd events showing up as 2000 character continuations

I'm taking syslog events from a proprietary app. This could be the app's fault or it could be rsyslogd. Events are written like: Aug 15 16:00:00 10.11.12.13 Event1 from this wonderful product using ...
2
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2answers
56 views

Using (r)syslog's dynamic file generation

I am in the middle of configuring a (r)syslog server as a remote server that receives logs from various clients. I wonder whether there is a nicer way to dynamically generate multiple file names as ...
3
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2answers
547 views

Properly Configured Rsyslog on CentOS

I'm trying to configure Rsyslog 5.8.10 on CentOS 6.4 to send Apache's error and access logs to a remote server. It's working, but I have a couple questions. UPDATE: A, B and C are the only ones ...
3
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1answer
296 views

Difference between /dev/udp and netcat

I have a syslog server listening on localhost:514 as UDP and would like to write messages to it on that port. (Using Ubuntu 14.04) If I run either of these commands this from bash it prints the date ...
1
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1answer
364 views

How to prevent syslog message popping in a ssh session without affect other sessions?

i have a machine(RHEL 5.2) which receives syslog message from remote machines. And now it keeps popping message from remote machine in a ssh shell, which is annoying when i want to do something on it. ...
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0answers
53 views

(rsyslog) Forwarding a specific log only

I've been trying to configure rsyslog to forward /var/log/syslog to a remote server. I was able to do this using the below configuration. $InputFileName /var/log/secure $InputFileTag hostname-secure ...
11
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4answers
19k views

Switch on PAM debugging to Syslog

I hate PAM since it came up. How do I switch on PAM debugging in Debian Squeeze at the admin level? I have checked every resource I was able to find. Google, manpages, whatever. The only thing I ...
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1answer
44 views

How to convert syslog to json in syslog server on freeBSD8.3 OS

I am using FreeBSD 8.3 and syslog server is running on it. now i have configured my syslog server to send logs to remote server by simply adding these lines in /etc/syslog.conf file ...
3
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1answer
708 views

vSphere ESXi 5.0 hosts syslog to Graylog2 - Mangled log entries

I'm just setting up graylog2 (which is awesome) to be a syslog server for my virtualised environment. All my hosts and switches are happily logging away to graylog2, which is drawing some pretty ...
0
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1answer
82 views

Different log file per postfix instance

How can I set a custom log file for each postfix instance? Specifically, I need to identify entries generated for different instances of postfix, and would be better for the tooling if each instance ...
5
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2answers
1k views

Cannot find upstart logs in syslog despite a log-priority of debug (ubuntu 13.04 & mint 16)

I've set upstart log level to "debug" sudo initctl log-priority debug But I still cannot see anything in /var/log/syslog. sudo initctl emit hello # no log sudo initctl start my-broken-service # ...
2
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1answer
228 views

Weird syslog order

Have you ever seen wrong order in /var/log/syslog ? I think that it causes only crontab. Jun 28 22:20:01 alex CRON[2327]: (root) CMD (something > /dev/null) Jun 28 22:21:01 alex CRON[2700]: (root) ...
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3answers
122 views

How to log multiline message with logger command?

I want to log a multiline message into the system logger via the commabnd echo -e "foo\nbar" | logger But it appear as 2 logs. Is it possible to log as a single log?
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0answers
139 views

RFC 5424 Syslog Viewer

I've been looking for a log viewer that understands syslog messages, specifically in RFC 5424 format (including structured data elements), and ideally allows live monitoring (tail like) and ...
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1answer
187 views

Nginx Reverse Proxy Segfault on High Traffic

Recently my load balancer with Nginx rev proxy showing the following error messages on /var/log/dmesg: [6278902.558300] nginx[15683]: segfault at ffffffffffffffff ip 0000000000457b99 sp ...
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5answers
11k views

How can I prevent cron from filling up my syslog?

I have a script which needs to be executed each minute. The problem is that cron is logging to /var/log/syslog each time it executes. I end up seeing something like this repeated over and over in ...