A log file is a file, often in clear text, which is generated by a software process to record some specific details about the workings of this process.

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22 views

Centos - /var/log/secure records nothing

I have accidentally remove /var/log/secure, I try to recreate it but it still stays blank after several connections. On a server where everything works, with ls -l I have: -rw-------. root:root ...
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1answer
30 views

What user must own apache log directory

If I define apache log directory for a vhost, what is the user that I should make the owner? Should be apache user, or can be root?
0
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1answer
33 views

Exchange 2010 mailbox database logs

We recently discovered that an Exchange Server could not accept any (external) messages anymore due to low disk space. It is the Exchange "Back Pressure" feature that caused the Exchange Server to ...
1
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2answers
33 views

How to use tshark or tcpdump to calculate bytes transmitted

I am using this command with tshark: tshark -r pcapfile "tcp and ip.src==192.168.1.1" -T text -V -x | grep 'Total Length' This essentially parses the pcap for only connections from the source ip ...
2
votes
1answer
43 views

Azure, Log4Net log file, FTP transfer, Response: 550

I have an ASP.NET MVC website on Azure using log4net file appender. I cannot download the log files with FileZilla because of the following error: Response: 550 The process cannot access the file ...
2
votes
1answer
90 views

Postfix/Dovecot: SASL LOGIN authentication aborted

I use Postfix together with Dovecot (auth/LMTP) on my mailserver. Everything is working fine, but I notice several warnings in the log-files each day: postfix/smtpd[4169]: warning: ...
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1answer
29 views

Rotate log files with timestamp in file name

I have a log directory that my app writes into. It creates a log file like this: 2015-01-22-10-full-activity.log 2015-01-22-11-full-activity.log 2015-01-22-12-full-activity.log ...
1
vote
2answers
20 views

File Changelog Generation Windows Server 2012

I am wondering if anyone might know a way I could set up the automatic generation of a file changelog in a directory in windows server 2012. We have a collection of word, excell, and pdf files that I ...
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1answer
33 views

Previous Log Deleted /var/log/secure

When I checked /var/log/secure, only logs for current date was present. Why logs for previous date is not present? Any reason on this? thanks
8
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2answers
2k views

Strange Bittorrent Log On My Server

I don't know if the following log has something to do with my site being down sometime. I have lot of websites on my server and they don't have any logs like the following: 117.169.1.85 - - ...
0
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1answer
50 views

GET 6C6CCDBA-AFF1-E54F-A6A6-0D7A76E35801 in NGINX log [closed]

Fitrst I got notification from Nagios that NGINX down. When I checked server - there was lot full swap and memory. I found odd entries in log: 65.49.14.146 - - [04/Jan/2015:16:06:11 +0200] "GET ...
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2answers
95 views

How to pipe all log files entries to a database on linux?

I am thinking about building an application that would read my different server log files, save the parsed data to a database, and then remove the line from the log file. This is my programer side ...
1
vote
1answer
97 views

Linux: How to enforce specific permissions on newly created logs which are created by log rotate?

I've noticed that the mail logs which are being created in /var/log are being created and owned by root (user and group). I've wrote a Nagios check which monitors the log and in order to allow Nagios ...
0
votes
1answer
41 views

APACHE2: How to write log for a specific directory requested?

I have this line in the virtual host: CustomLog /var/log/access.log combined But I want a specific log to write each request of a specific directory e.g. I have this sub directories in my public: ...
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0answers
15 views

How can one get a UDE report from Microsoft Fixit Center Pro?

As per this video anybody is supposed to be able to upload their server's logs to the Microsoft Fixit center Pro and get an Automated diagnostic report called UDE. ...
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0answers
17 views

Log to file in Asterisk: append with newline

(I am testing on Asterisk 11.7.0~dfsg-1ubuntu1) I am using the following format to append to a logfile, according to the documentation: same => n,Set(FILE(/tmp/mylog.txt,,,a)=my-log-message) ...
0
votes
1answer
32 views

How to config awstats to analyse .php traffics?

By default, awstats group .php traffics into a single Dynamic PHP Script file number. However, the site's pattern lies in route=??? after an index.php?, e.g.: GET ...
0
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1answer
40 views

Parse different lastlog[s]

I have the lastlog from 100 machines that I need to parse. Since I have them all centrally located, is there a way to parse these? Or do I need to go back to each machine and type the "lastlog" ...
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0answers
45 views

Analyze logs after hack [duplicate]

I'm really new to log analysis.. And OVH contacted my society because one of our website has been hacked during the weekend. They told us that they used Asprox. So my boss told me to look into the ...
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1answer
31 views

linux server still recognizes the old domain after changing it to new one

I have some Linux servers (RHEL 6.3 and 5.4) under one domain (MS Windows server 2008R2) and every thing was working fine, but we decided to change the domain from olddomain.com to newdomain.com, now ...
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1answer
25 views

Configure logrotate to shrink file in user's folder?

All my users in /home/{user}/ have a specific error_log file in it that may grow overtime. So I was thinking about using logrotate to implement some kind of file reducing on it : when the file ...
1
vote
1answer
93 views

Archive & analyse network logs from NetBSD on another machine

I want to use the the new NetBSD's NPF firewall on a gateway that also has the legal obligation to log the traffic for 1 year. To offload the gateway, I though to put the logging stuff (and IDS, quota ...
0
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1answer
51 views

How to run putty with -m command line *and* get log?

I'd like to launch putty and run my script automatically, it works, but I can't save the logs (I need them to debug)! The way I call putty: "D:\Some-Path\putty\PUTTY.EXE" -t -load "Server - ...
3
votes
3answers
331 views

tail all log files in a directory | exclude zipped files

Im trying to find the right command to tail a bunch of log files whilst excluding the zipped files in a set directory. The log files are being zipped as they become oversized. At the moment Im using: ...
0
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1answer
67 views

OpenVPN “rwRW” logging

When an openvpn client is configured to have a debugging level of verb 5 or higher, one will find text similar to "rWrWRwRwRwRwrWrWrWRw" in their OpenVPN log, appearing when packets transit the VPN ...
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votes
1answer
30 views

I have a IP address with some open services. How could I contact the owner? [closed]

After having serious problems (DNS incident) I found out an IP address of a machine. Is it in any way possible to contact the owner without knowing anything else like email, domain name or website? I ...
0
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1answer
40 views

Working with multi line log entries (log parsing)

Say you have logs like these Thu 2014-10-09 23:55:12: 01: Session 525229; child 0101 Thu 2014-10-09 23:55:12: 05: Accepting IMAP connection from [172.1.2.3:52337] to [1.2.3.4:143] Thu 2014-10-09 ...
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0answers
15 views

Awstats exclude Country

I have Awstats + GeoIP and I would like to exclude an entire country. Is there a way to do that? I'm not sure SkipHosts would do it, since it probably has something to do with the GeoIP plugin. ...
1
vote
1answer
265 views

Apache access.log filled with GET requests for wpad.dat [closed]

I'm running a small web-server on a Raspberry Pi Model B+ system running Rasbian from the NOOBS install image. I have apache2 running and a DDNS service providing a URL (from duckdns.org). I'm ...
0
votes
1answer
31 views

what does JYADXW mean as a HTTP verb?

Some jerk attacked my server, and I was reading the logs, when I saw "JYADXW" where the HTTP verb GET/POST/OPTIONS normally reside. What is this request? what does it mean? malicious IP Here - - ...
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0answers
28 views

What is /stop in my server logs?

Why do my server logs show GET requests to /stop? I believe this is due to modsecurity but cannot determine why or the importance.
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2answers
125 views

Is rsync more robust than scp for connection reset?

On a big corporate firewall-ridden network, we have traditionally used scp to copy a few brand new files over from one machine to another, as part of the log-file rotation and analysis routine. ...
0
votes
1answer
60 views

Delete Apache log files once Awstats is updated

in my /var/lib/awstats, awstats creates monthly .txt files (its database). Once these files are created and I have my graphics created in Awstats, can I delete the old log files created by Apache? ...
1
vote
1answer
217 views

Trouble with Fail2Ban UFW Portscan Filter

I'm trying to create a filter for fail2ban that recognises port scans in the UFW logs. I've confirmed my ban action is working correctly on other filters and am having trouble creating the correct ...
0
votes
1answer
44 views

What do repeating '^@' symbols in a logfile mean?

A few times I have come across this in a log file: Sep 17 09:35:57 00187d378926 ovpn-00187d378926[1701]: /sbin/ifconfig tun0 0.0.0.0 Sep 17 09:35:57 00187d378926 kernel: Kernel logging (proc) ...
0
votes
1answer
26 views

Unable to read some files on hard disk

Our server has two independent hard disks without RAID. One hard drive just for storing junk/temporary data where we generally delete temporary data using LRU algorithm. We have a 10k file in that ...
0
votes
0answers
45 views

Server log shows Visitors asking for “408” with blank referrers and user agents,

I've created a website in a similar pattern to another website I already have, and hosted it on a similar server (only on a different IP). I've noticed that about 70% of my visitors (of no certain ...
0
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0answers
378 views

Apache error logs are empty httpd.conf defines the error log file in /var/log/httpd/error_log

I am relatively new to server administration and log files, so I am not sure what's wrong here. But here is what's going on. I am a PHP developer and I often navigate to ...
5
votes
1answer
6k views

Managing CBS.log files on Windows 2008R2?

Whilst auditing disk space on our Windows 2008R2 farm we noticed that some servers had quite large C:\Windows\Logs\CBS\CBS.log files (~1.5GB). I was under the impression that this particular log file ...
1
vote
2answers
72 views

Difference Between Netstat and Access Log

When I was checking stats in SSH terminal for my VPS, I noticed that netstat and access log gives different results. When I used: netstat -anp I saw that one attacker having 32 concurrent ...
0
votes
0answers
50 views

Apache2 access.log interpretation

I'm pretty new to apache in general. It's a LAMP installation on Ubuntu server 14.04 and all is up to date. I'm also running a squid proxy on the same box(not transparent) with success in my ...
-2
votes
1answer
491 views

Bash Script to Compress / Transfer / Remove Log Files [closed]

I am currently using chronolog to set log file names for Apache with date. They are in the following format: /WEB/LOGS/APACHE_ACCESS_YYYY-MM-DD.log /WEB/LOGS/APACHE_ERROR_YYYY-MM-DD.log I would ...
1
vote
1answer
460 views

How to get rid of network broadcasting of port 17500

I get the following in my VPS logs Aug 11 11:29:22 sv1254 kernel: Firewall: *UDP_IN Blocked* IN=eth0 OUT= MAC=ff:ff:ff:ff:ff:ff:f6:f3:49:7e:0a:54:08:00 SRC=178.162.203.19 DST=255.255.255.255 LEN=131 ...
0
votes
1answer
33 views

unknown client in my error.log

I have recently reinstalled my VPS OS and at present do not have any websites in my public_folder. In order to investigate a dovecot error which of course is not my question here, I issued tail -n 20 ...
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0answers
245 views

nginx logging: Is there a way to log request time in milliseconds since Unix epoch?

I'm aware of the $msec logging parameter which gives the request time as seconds since Unix epoch with millisecond granularity. However, the format of this includes a period '.' e.g. '1407233265.472' ...
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vote
3answers
116 views

network usage per user in linux [duplicate]

I am administrator of an openSUSE linux server which is used by many people in our company. Today we find out that yesterday one of the users use too much of bandwidth and its important for management ...
3
votes
2answers
535 views

How to do a reverse DNS lookup on my Apache logs?

Reverse DNS lookups are turned off inside Apache, now I want to see where IPs are from in the logs. How can I easily convert the IPs of my older Apache logs into hostnames?
2
votes
0answers
48 views

Set CMTrace Font

Might be a bit of a long shot but I was wondering if anyone knew of, or could speculate on, a way to change the default font of CMTrace. It seems to use some Sans-Serif font. I'd like to change it to ...
1
vote
2answers
76 views

Incremental file copy on Windows

Is there an effecient way to mirror text log files between two Windows servers? I'd like to ship the logs off a production server to another server for near real-time analysis. The log files are 1 ...
0
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0answers
44 views

windows GUI app open “fake log file” redirect log to tcp socket?

Lots of windows GUI application can save log to a local log file, but the log file have to be file in local driver or network mapping driver. for example: c:\log.log I want to know whether it is ...