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

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4
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3answers
58 views

How to detect virtual machines freezes

On cloud platforms you often hear that because of high load on neighboring VMs, disks over oversubscribed ethernet, backups, or live migration to other hardware, the virtual machine can 'freeze' for a ...
0
votes
1answer
2k views

NSClient++ FAIL on Windows 2008 R2 — PDHCollector.cpp(215) Failed to query performance counters

I am attempting to monitor windows server 2008 r2 x64 Enterprise with Nagios. When I test/install the nsclientI get the following error: PDHCollector.cpp(215) Failed to query performance counters: ...
0
votes
0answers
8 views

Nagiosgraph mouseover fails

I have setup Nagios 4 together with Nagiosgraph and they are both working perfect. However the javascript Mouseover effect does not work. I have copied the following line in ...
5
votes
1answer
1k views

Finding short-lived TCP connections owner process

Running tcpdump on local connections to an apache server, I found TCP connections being established and closed immediately every 2 seconds. How do I find which process is responsible for these? ...
1
vote
5answers
59 views

Get number of TCP established connections

On a Linux server one can use netstat -tan | grep ESTABLISHED| wc -l but this will not work on a high load server with watch -n1. Such approach works fine if the server is not very busy or the ...
0
votes
0answers
18 views

How to calculate counter metrics not in real time

I use a Statsd daemon (bucky) and Graphite to generate counters for several metrics in our organization. Statsd protocol is real-time, meaning that you submit metrics and after an interval it ...
0
votes
1answer
81 views

How to send Windows Performance counters to Logstash + Kibana?

I would like to setup monitoring for system resources on my Windows servers. I've noticed a common configuration in Linux is to use collectd daemon to get system metrics information. From collectd ...
-1
votes
0answers
20 views

Monitor traffic with endpoints [on hold]

I want to monitor traffic on my linux machine with metadata (remote IP, port) like ntop does, but a bit more like webalizer or cacti over time. vnstat does not provide connection metadata, but ...
0
votes
2answers
2k views

check_ssh executed from Nagios server returns “Server answer: ”, nothing else

Commmand works on the host I need to monitor (its IP is denoted as $HOSTADDRESS$ here): [root@host ~]# /usr/local/nagios/libexec/check_ssh localhost SSH OK - OpenSSH_4.3 (protocol 2.0) However, on ...
1
vote
0answers
31 views

Is it overkill to use Ganglia and Nagios for one server? [closed]

In my home I run a Plex/Data server. It basically just serves everyone's files and then Plex to play movies and such. A Teamspeak server also runs on it, but nothing major other than those tasks. I ...
5
votes
1answer
306 views

Intermittent munin-cron error “There is nothing to do here, since there are no nodes with any plugins”

We've installed munin monitoring on one of our servers. Generally it seems to be working well but occasionally, 4 times in 2 months to be exact, munin-cron has generated the following error: ...
3
votes
1answer
27 views

Sensu not notifying when RabbitMQ is down

I have set up Sensu with the API and Server running on one instance, and RabbitMQ running on a separate instance. This is working quite well for us; however, if the server or api loose connectivity to ...
0
votes
1answer
30 views

How do I add MMS to an existing MongoDB installation

I have installed the MMS agent on a live production server (Ubuntu) and it has not found the existing MongoDB instance running. Is there any way of adding an existing running MongoDB instance to this? ...
1
vote
2answers
2k views

Per process I/O accounting on AIX

Is there a way of getting per process I/O statistics on AIX, i.e. to get current disk I/O rate of a process? Commands like iostat, nmon, topas etc. can't display such data. Filemon also doesn't help. ...
1
vote
0answers
32 views

Bosun Stuck Alerts? [closed]

I don't really have a better way to say it since I am the first to post about bosun ;) Configuration: Bosun from Docker scollector installed on a handful of ubuntu/windows servers. I have an ...
3
votes
2answers
68 views

How To Monitor And Alert For KVM Hypervisors

We have an environment where we are currently monitoring ~50 VM hosts running esxi. We easily get alerts for hardware events and exceeding performance thresholds via vcenter. We're planning on ...
1
vote
3answers
88 views

Find out what NFSD processes are actually doing?

When I view top on one of our servers there are a lot of nfsd processes consuming CPU: PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND 2769 root 20 0 0 0 0 R ...
0
votes
1answer
34 views

SNMP service security tab is missing - Windows Server 2012 R2 - DC

i have to configure the security settings for the SNMP-Service on a Windows Server. But they are missing! Here are the fakts: OS: Windows Server 2012 R2 I installed the SNMP feature and i belive, ...
8
votes
5answers
5k views

How to monitor glusterfs volumes

Glusterfs, while being a nice distributed filesystem, provides almost no way to monitor it's integrity. Servers can come and go, bricks might get stale or fail and I afraid to know about that when it ...
-2
votes
0answers
15 views

Exception monitoring application [closed]

I currently use zabbix (1 server with 3 clients) for monitoring these things: if one of the clients is not available, send email if on one of the clients an error happens, send email etc. I use ...
1
vote
1answer
1k views

Which JMX statistics to watch out for in Catalina/Tomcat?

I have configured OpenNMS to collect all kinds of numeric data coming out of tomcat7 jmx. There are a lot of things. I am interested in monitoring this tomcat instance so that I can avoid down time ...
3
votes
1answer
1k views

Have issue with monitoring 32bit app pools running on 64bit IIS

I am performing a monitoring task on my 64bit web server which has couple of applications pools running in 32bit mode. I am using .Net CLR Memory object in perfmon to monitor them. However, my ...
10
votes
3answers
2k views

Alternative to etsy/statsd

Is there any alternative to etsy's statsd? Maybe even a complete dashboard-like solution? My research only found proprietary SaaS solutions. For those who do not know: statsd is a deamon which ...
3
votes
3answers
194 views

How do I monitor RAID status when using an external eSATA RAID5 SATA port multiplier?

I am using an external eSATA device which takes 5 SATA drives and presents them as one large HW RAID5 to linux (ubuntu). It uses a SiI3726 chipset. Linux sees and handles the sata device just fine, ...
2
votes
0answers
21 views

How to monitor the bandwidth per each iptables masqueraded device [closed]

Question: Which tool could I use to monitor and break-down in real-time which bandwidth is routed by iptables to which computers? Context: I have a linux box masquerading about 15 devices to ...
4
votes
1answer
53 views

Nagios: How to aggregate a large amount of notifications into one email notifcation?

I have a Nagios server which monitors many servers. There's a dashboard which has been coded in-house and it sends monitoring data using passive checks to the Nagios server. Whenever an issue occurs, ...
4
votes
4answers
2k views

Options for PCI-DSS 11.5 - Deploy file integrity monitoring software [closed]

I'm looking for options to be compliant with PCI-DSS section 11.5 for some servers I manage at the datacenter. There are several servers (less than 20) and they are mostly CentOS5, but there are some ...
4
votes
4answers
555 views

How do I know which shared folders file have moved under windows server 2008?

I have Windows 2008 domain controller. I also use this server for users' shared folders. I'd like to know the users shared folder files movement on the server side. For example, when someone moves ...
0
votes
1answer
2k views

mysql monitoring with monit

can someone please steer me in the right direction. I'm completely new to Monit, set it up, everything working fine, but I'm having a problem with mysql. This is the set up in my conf file: check ...
0
votes
2answers
68 views

Monitor server / website load of bandwith

I've been doing a lot of searching around for a tool to monitor a website's "bandwidth" usage, and I'm not talking about how many MB/data is being loaded but the servers actual output speed, to ...
3
votes
1answer
27 views

What are some good ways to identify nfs clients that cause high load on nfs server

Sometimes my nfs4 server is under high load. Is there any good tools identify which client causes it. running iotop and nfsstat on nfs server shows only general load information which does not help to ...
0
votes
1answer
213 views

Php-Fpm: status URL for all pools

I have an ISPConfig server serving php pages with FPM in ondemand mode. On another server with a single fpm pool I keep daemon monitored using the /status URL and work great. In ISPConfig case there ...
0
votes
3answers
875 views

Is there a tool similar to pflogsumm (Postfix logs parser) for Dovecot?

For monitoring my Postfix install I'm using pflogsumm, which parses the Postfix's logs and generates a nice summary. I tried to find a similar tool for Dovecot, but couldn't. Is there such a thing? ...
7
votes
7answers
64k views

View “Task Manager” type display remotely

Is it possible to view a remote computers "Task Manager" information locally? I'd like to be able to see the process list of a remote XP computer in the same sort of format as "Windows Task Manager" ...
1
vote
3answers
1k views

What tool to use to identify a high-CPU Tomcat thread?

We have a load balanced server farm using Tomcat 7. Once in a while (once a day, at least) a server's CPU load spikes way up. This appears to be legitimate server usage and not a fault, but I ...
2
votes
2answers
1k views

collectd does not work

I have installed collectd-5.0.0 on Fedora12 server and would like to run its service for receiving data from clients. I have enabled network plugin and rddtool plugin as commented: collectd.conf in ...
1
vote
1answer
1k views

Munin - apache_watch_ plugin, does not show any data in the graphs that shows activity for per vhosts

I am using Munin for monitoring my server. I installed the apache_watch_ plugin so that i could see apache related activity. The graphs for apache_accesses, apache_processes and apache_volume work ...
4
votes
1answer
879 views

God Process Monitoring - CentOS - Event System Not Found

I have god installed on at least a dozen (or more) servers running CentOS 5.5 in both i386 and x86_64 flavors that work perfectly. I just setup two new CentOS 5.5 x86_64 servers and installed God, but ...
0
votes
2answers
863 views

Starting Automatically Tomcat 7 Monitor Windows 7 / Vista

Anybody knows how is possible to start automatically Tomcat's Monitor? Tomcatw.exe with the service's Tomcat? I tried but, it does not start. I was trying to install like windows Services manually, ...
1
vote
1answer
1k views

What Logs / Process Stats to monitor on a Ubuntu FTP server?

I am administering a server with Ubuntu Server which is running pureFTP. So far all is well, but I would like to know what I should be monitoring so that I can spot any potential stability and ...
1
vote
1answer
1k views

Zenoss: Getting SNMP stats over SSH

I have the SSH connection working. I have it successfully modeling the device (Ubuntu Server, in this case). What I can't get to work is the SNMP portion. It sounds like I have to custom add the ...
1
vote
2answers
337 views

How to use nagios to monitor Zookeeper nodes

Sorry this may be a basic question, but I am new to both nagios, and zookeeper. My company has an application that uses zookeeper to track job status, by creating/destroying nodes. I need to be able ...
0
votes
1answer
490 views

How to check which processes are deleting files without using inotify or auditd? [closed]

I'm trying to figure out which processes are deleting files from a specific directory on my CentOS server. I looked at inotify, but all this does is to tell me how many file deletions are occurring; ...
0
votes
3answers
1k views

Monitoring CPU, Mem, disk, on a single server [duplicate]

I've been looking for a simple starter solution for monitoring my [currently] single server hosted solution. Other than Nagios and similar, are there other good (simple) solutions people are using?
4
votes
7answers
5k views

What is the best/worst monitoring system? [duplicate]

This is one of those generic questions whose only correct answer is ``it depends''. What are the criteria? What is monitored? Reachability, availability? e.g. is a link up/down, does host ...
0
votes
2answers
106 views

BizTalk monitoring (No Mothering)

It doesn't look like many people are running BizTalk here, but for those of you that are, what are you doing to monitor your servers? We are running 2006 R2. MOM is a 4 letter word in my environment ...
0
votes
2answers
841 views

Get port vlan tag via snmp on HP Procurve

I'm trying to write a nagios check that will check if a port is a member of (tagged in) a perticular VLAN. I've discovered the following SNMP location SNMPv2-SMI::mib-2.17.7.1.4.5.1.1.40 for checking ...
2
votes
2answers
67 views

How to check the content of an URI containing a Hash using Nagios' check_http?

Attempt check_http -H www.example.com -f follow -p 8080 -u /hello/#/world -s "content" Result HTTP WARNING: HTTP/1.1 404 Not Found - X bytes in 0.00X second response time |time=0.00XYZ Analysis ...
6
votes
5answers
2k views

Nagios Check that Simulates Web Full Rendering Time

Does anyone know of a Nagios plugin or cli program that can simulate the load time of a webpage as it would be in a browser. For example the resulting total load time of something like Pingdom's Full ...
0
votes
1answer
47 views

Monitoring solution that doesn't duplicate source data?

I need to analyze data stored in multiple databases. Each of them contains a few TB of logs and sensor data. If I use Splunk or ElasticSearch/Kibana, I see 2 solutions: Batch import everything ...