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0answers
87 views

Auditd, Syslog and Journald

I have been investigating about these three logging solutions auditd, syslog, and journald, but still there are thing that unclear to me. According to the things I read, auditd audits events in the ...
0
votes
1answer
78 views

Syslog to console, drawbacks?

I am wondering are there any drawback (performance wise) when output from some software is not logged to a file, but instead to console? Specific case would be running Docker containers, as some of ...
0
votes
0answers
523 views

Kernel swap-related errors syslog flood

Operating system: Linux Mint 18.1 64-bit Cinnamon Kernel version: 4.4.0-62-generic #83 Swap: partition; 8GB Relevant hardware: SSHD; ST1000LM014 with 8GB NAND Flash 2x 4GB DDR3 1600 MHz; ...
1
vote
2answers
2k views

How to get syslogd/klogd to append to syslog after reboot instead of overwriting?

After a reboot or crash, the syslog does not save any messages from the previous session. What should I do to tell syslogd/klogd to append to syslog instead of overwriting every session? I feel I am ...
1
vote
2answers
4k views

What causes the ata exceptions in my syslog and how to solve them

I have a new system with debian (omv) a SSD hard drive for the OS and a software RAID 6 for the data. I only saw now that I have very regular exceptions in my syslog. I'm worried now, what could ...
9
votes
1answer
21k views

What does “kernel:NMI watchdog: BUG: soft lockup” followed by other errors mean?

I have my terminal always opened (Fedora 22), because all my work I do from there. Sometimes I search some info in browser or just have fun. After 20-30 minutes of browsing (browser starts not from ...
2
votes
1answer
679 views

How to explain strange kernel messages?

I have a server running on Debian Wheezy 3.2.68-1+deb7u1 x86_64. Lately strange records in /var/log/messages appeared. First messages of this log starts just after server reboot. 6.222.18 LEN=44 TOS=...
4
votes
1answer
481 views

dmesg email digest

I have a remote server which has some issues (Seem hardware related) which means that it logs KVM errors and then sometime later it becomes unresponsive and locked up. There is an often an early ...
5
votes
2answers
21k views

Messages from syslogd, what do they mean and what do I do?

Recently, these messages started popping up straight into my prompt when I'm connected to the OpenSUSE system in question via PuTTY: Message from syslogd@host at Aug 5 11:04:03 ... kernel:[ 6177....
2
votes
0answers
921 views

To what does the byte sequence in this kerneloops (syslogd@hostname) message refer?

Message from syslogd@ROOROO at Mar 22 19:36:12 ... kernel:[13988.165672] Oops: 0000 [#1] SMP Message from syslogd@ROOROO at Mar 22 19:36:12 ... kernel:[13988.169607] Stack: Message from syslogd@...
10
votes
3answers
22k views

Cleaning log files under linux

I am using a kvm ubuntu 10.04 virtual machine to test some features of a kernel module. I grep through the /var/log files to observe the kernel messages about that module. To start from a clean state,...
3
votes
1answer
2k views

Using syslog from a kernel module

I am writing a linux kernel module to report statistics and send some log messages. Can I use syslog to accomplish this job? Or is printk the only way?