Applications or appliances that observe systems and networks to find problems and notify administrators.

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3
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170 views

monit reporting “connection failure” when actually a “content failure”?

I have a monit rule which looks like this: check host example.com with address example.com if failed url http://example.com/status content == "ok" then alert group example.com But when ...
2
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0answers
88 views

how to efficiently monitor system stat using vmstat?

Am getting the real-time memory stats from vmstat command. I did this using following steps: $nohup vmstat 60 > vmstatrecord.app & the command executes in background and writes the log to ...
2
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0answers
197 views

How to monitor clustered tomcat 7 with javaMelody

I would like to monitor my server health. I have deployed my web app in tomcat 7. I am using 4 instances of Tomcat 7 running on the same machine. individually I am unable to monitor each tomcat ...
2
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0answers
295 views

How to make Statsd talk to Ganglia on EC2 (localhost)

As per topic, Im just trying to make this simple setup work. The services are running fine, but as far as I can tell statsd doesn't send anything over to ganglia. Ganglia is working fine I guess since ...
2
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0answers
151 views

Configuring Barnyard2 Output Plug-In Per Input Source

I am currently using snort-2.9.3.1 outputting unified2 log format and using barnyard2-1.9 to process the alerts and send them to both syslog and a database. In some cases I have multiple instances of ...
2
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0answers
196 views

how to measure IP bandwidth in pass through mode in linux?

I want to measure the IP bandwidth in pass through mode. Please find the attached picture for configuration and my question also. If there is no solution with OpenWRT, I need any alternative ...
2
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0answers
224 views

Why I get different network traffic values from dom0 and from domU?

I'm using Xen 4.0.1 with Linux 2.6.32-5-xen-amd64 (standard packages on a Debian Squeeze system). From Xen Networking: For each new domU, Xen creates a new pair of "connected virtual ethernet ...
1
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0answers
23 views

Is it reasonable to use an external website as a health check

I have a 4 proxy servers spread across a couple of datacentres that serve a large number of users on a WAN. These are load balanced using an F5 GTM located at each site. My goal is to write a health ...
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20 views

Cisco multi switch / multi VLAN monitoring

I have a DMZ and a internal LAN with VLANs that I wish to port monitor by means of a NIDS and three switches, if this is possible. Switch 1 (DMZ) 2950 / VLAN 10 & trunk port to Switch 3 Switch 2 ...
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45 views

How to divide hosts by groups in Icinga2 properly?

I just migrate from Nagios to Icinga2 and have a question. For example I have bunch of hosts related to group by their functional for example "web". But I want to check temperature for that group with ...
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135 views

Sensu/Uchiwa - No 'checks' listed

I've configured Sensu and Uchiwa using Puppet. I have clients reporting in, and raising events when checks fail. I have checks in my server's /etc/sensu/conf.d/checks/ folder, created by Puppet, for ...
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216 views

Set up TMG as a reverse proxy, https-to-http

tl;dr I'm having trouble getting TMG to properly reverse proxy an HTTPS connection on the outside, to an HTTP connection on the inside. We have a LAN (10.0.7.0/24) that hosts a Windows Server 2008 ...
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152 views

Using OSSEC to monitor windows services

I'm using OSSEC to trying and monitor services on servers such as Windows Event Log. I would like to know if a service has stopped or started and get emailed accordingly. I have tried a rule that ...
1
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0answers
52 views

What does “C:0” mean in file path?

I'm trying to troubleshoot high disk I/O that I can see through SQL Server resource monitor. I opened resource monitor to understand what files were causing high disk I/O but path in file column made ...
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0answers
187 views

Random server load spikes, number of tasks doubles, CPU/Memory consistent

We run a vBulletin forum with 6,000 visitors per day on an SSD VPS with 5GB RAM and 24 CPU Cores. On a typical day we see 30-50 concurrent users at any given moment. On busy mornings, it'll go up to ...
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0answers
196 views

Collecting amavis stats with SNMP

I'm trying to get values from amavis in a CentOS 6.5 server. This values, such as spam mail (total, total/h, percent), are supposed to be accesible via SNMP. But, when I run snmpwal, I always get 0 ...
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0answers
77 views

SMI generation / detection in GRUB / real mode vs. in Linux

I'm trying to get an idea of the frequency and duration of SMI events on a Supermicro X10SAE C226 board (2.0a BIOS) with E3-1245v3 Haswell CPU. The Intel BIOS Implementation Test Suite (BITS) SMI ...
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39 views

Icinga Performance issue when using many service groups

We have an Icinga installation with more than 3k active service checks. Performance is acceptable. We're already using the use_large_installation_tweaks option. We have now started to build a ...
1
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0answers
69 views

NagiosXI- Configuration verification failed

I am using check_ping command to check connection statistics of remote host. When I run the above command on command line, it gives me proper output, shown below: Syntax: ...
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0answers
104 views

suspicious connection on server

OS: Windows Server 2003 Monitoring tool: CurrPorts When monitoring traffic on the server for traffic going out on port 80, example of results: 5/1/2014 2:36:23 PM Added cscript.exe TCP ...
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0answers
98 views

Unchanged Elastic Beanstalk transitions to RED health

I've got an application running on Elastic Beanstalk that seems to randomly transition to RED. The App is running just fine and has been for a while (it is also not crashing) but every once in a while ...
1
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0answers
392 views

Monitoring Informatica Java processes with JConsole on Windows Server 2008

I am having an issue getting JConsole to connect to my Java processes. Let's start with the basics... Java Version As you can tell from the path below, we are running Informatica with packaged Java. ...
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563 views

Zabbix no free space on disk

I have zabbix 2.2.1 and 252 monitors the hosts. Currently, the database is in local and size database is 65GB is running housekeeper who clears history entries older than 30 days. Entries are deleted, ...
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25 views

Foglight Graphing Anomalies

We use some custom cartridges in our foglight deployment to measure some web application response times and at times we have large spikes on the graphs that don't line up with the numeric data once ...
1
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0answers
69 views

Why is there no output being returned from my check_esx_cim plugin?

I've got several ESXi hosts running v5.0.0-469512 . I'm monitoring these hosts using Icinga. Recently I had to re-install one of these ESXi hosts and after re-installing I can't get all of my ...
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165 views

Syslog-ng not logging on debian

I have syslog-ng running but it does not seem to be logging to /var/log anymore. Looking at the logs it apparently used to awhile back: -rw------- 1 root root 0 Sep 8 00:55 messages ...
1
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0answers
63 views

How can I test connectivity to a TLS-enabled OpenVPN server?

Unfortunately we don't have access to the management interface, so I'm after a way to tell that tls-enabled OpenVPN us up and responsive. I'm familiar with this trick, but it doesn't work for ...
1
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0answers
239 views

error on installing mytop : Requires: libmysqlclient.so.16

my mysql cpu usage has been high lately so i'm trying to installl mytop to monitor the database when i try to install it with yum i get this : yum -y install mytop --> Finished ...
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0answers
137 views

Need sflow, ceilometer or healthmon output files

I am currently working on a mini-project in my college. It is a billing module for an openstack based private cloud. I need to read the usage from database which stores the amount of resources used ...
1
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0answers
417 views

How to connect Java Flight Recorder (from JDK 7 U 40) to a remote JBoss 7

I have a remote Ubuntu server with Jboss 7 and a local Ubuntu desktop machine and I can already monitor JBoss using jconsole and visualvm scripts that come with it. After the release of Java 7 Update ...
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0answers
289 views

How to Exclude Log Using Fail2Ban logpath with Wildcard Settings

I'm using wildcard in the logpath value as shown below: [http-get-dos] enabled = true filter = http-get-dos logpath = /var/log/ispconfig/httpd/*/access.log maxretry = 250 findtime = 300 #ban for 10 ...
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0answers
88 views

Restarting a program with monit

Hopefully someone can help me out with this: I am running a game server that crashes with a segfault every 3 hours, I am trying to get a restart script working but I'm a complete noob when it comes to ...
1
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0answers
546 views

Linux CLI program to verify/control nVidia hardware RAID?

I have a server with a Supermicro motherboard that has an nVidia RAID controller on board. When I boot up, I can hit F10 and see/modify the RAID settings. However, I don't want to reboot this server ...
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0answers
44 views

MySQL Replication Monitoring for OS X Server

I have a CentOS 5 MySQL 5.0 server running that I need to replicate. I will setup MYSQL on OS X (Mac mini), but what tool should I use to monitor the replication that runs on OS X?
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0answers
91 views

Cross-referencing charts (e.g. munin) with log files

Is there a charting package like Munin (or an addon for it) that will let me click on a graph period and then see all the logs on that box for that period? e.g. if I see a huge spike in disk I/O 12 ...
1
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0answers
66 views

% segments retransmitted above threshold

I've been doing some monitoring on our servers and we get warnings that the TCPv4 / % Segments Retransmitted is above acceptable threshold: http://imgur.com/b8RNm Is there any way to tell what the ...
1
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0answers
92 views

Getting the virtual memory address for (major) page faults

On a Linux (Cent OS 5) system, I have a process that accesses a large amount of memory mapped files. The process is generating a large amount of page faults because the aggregated size of the mapped ...
1
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0answers
490 views

Monitoring JBOSS 6.1 with SCOM 2012 using JMX

I have really no knowledge about SCOM and a very little knowledge about JMX protocol. What I am trying to achieve is I have a HelloWorld application which has an HelloWorldMBean works perfectly fine ...
1
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0answers
225 views

How to test that an exported resource in puppet exists after collecting?

I want to create a nagios_hostgroup if some hosts exists. For creating hosts in nagios I am using exported resources which I collect on the monitoring server. How can I test that a exported ...
1
vote
0answers
2k views

No handler for command 'CheckFileSize' in NSClient++

I am trying to set up monitoring of the size of folders on a Windows server from a Linux box through NRPE using NSClient++ (0.4.0.148-win64) . The basic setup is ok and I am for example able to issue ...
1
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0answers
212 views

Icinga HTTP on Apache server does not return 200 intermitently

I have a server running Apache/2.2.16 on Debian Lenny. The server is host to about 6 vhosts. One of the vhosts is just the FQDN for the server and doesn't have much of anything but an index.html ...
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0answers
50 views

SQL - progmatically change refresh rate for ALL publishers in replication monitor

How can I change progmattically change the refresh rate of all the publishers in the repliation monitor ? Without going into each one to change it's publisher setttings. MS SQL SMS 2008 R2 AHIA, ...
0
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0answers
12 views

Zabbix active check traffic

My conundrum is as follows... I have a Zabbix (2.2) server and agent up and running. The server does all kinds of passive check on the agent -- everything here is working as intended. The problem is ...
0
votes
0answers
5 views

Monitor http endpoint /status with Amazon Cloudwatch

Can I use AWS CloudWatch to check the health of a web app deployed to EC2? Is this the best way to monitor the app? Or is "cloud 53" more useful. Either way, how do I set it up? Pointers to relevant ...
0
votes
0answers
13 views

What are the benefits of WS-Management over CIM-XML?

WS-Management and CIM-XML ultimately both seem to deliver the same functionality (i.e. the capability to work with CIM instances via CIM server), and the only difference - superficially - appears to ...
0
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0answers
10 views

Using sar to produce data to graph cpu utilization

I am looking into charting cpu utilisation and have gone down the path of sar within the sysstat package as it provides a clear idle value for all processors/cores grouped together. sar -u 3 10 # Run ...
0
votes
0answers
151 views

How to display MongoDB stats in Graphite?

After googling for 2 days with no solution I would like to know if anyone uses Graphite with either CollectD or StatsD to include MongoDB statistics in a dashboard. I was hoping for an up-to-date ...
0
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0answers
9 views

Error Reporting for File Copy Process

I have a rather complex process in place which runs a java program to retrieve service records from our CRM and export them into an excel spreadsheet, which gets placed onto a server in our data ...
0
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0answers
17 views

check_mk_agent only_from use hostname rather than static ip due to dynamic ip

I currently have a group of servers that I'd like to setup check_mk_agent on to monitor from omd. I have the agent running correctly, however my omd instance does not have a static IP address so I'm ...
0
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0answers
56 views

How to monitor Windows mount points with Observium?

I am evaluating Observium for host and network monitoring and have many servers that use Windows mount points to mount the disks, rather than use drive letters. Using the standard SNMP service in ...