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

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4
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3answers
51 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
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 ...
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
17 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 ...
-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 ...
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 ...
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 ...
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 ...
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 ...
-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 ...
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, ...
0
votes
1answer
79 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 ...
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? ...
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, ...
0
votes
2answers
67 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 ...
3
votes
3answers
193 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
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 ...
1
vote
1answer
26 views

Can Perfmon be used to monitor free space on a (mounted) SMB share?

Is there a way to use Windows Perfmon to monitor available space on a (mounted) SMB share? For example: on server ABC, I'd have a share \\DEF\SharedFiles mounted. As I can't set up any monitoring on ...
2
votes
1answer
46 views

Continuously monitor the postfix Mailqueue (real time)

Is there a command to look at the Mailqueue of Postfix in real time. I know of the commands, postqueue -p and mailq. What I am looking for is real time monitoring of the queue. Similar to when i ...
1
vote
1answer
8 views

Perfmon Child Processes Monitoring

I would like to monitor the process' threads performance including the child threads. Is it possible with perfmon? Currently it seams to only start monitoring already open threads.
1
vote
1answer
49 views

Monitor a process using monit in ubuntu

On my server I have started a service using a script created by myself. I want to monitor that process using monit. I didn't see any .pid file for that process in the /var/run directory. How can I ...
0
votes
0answers
13 views

Table used for maining record of alerts generated by BizTalk360

what is the name of table where the alert generated by bizTalk360 gets stored ?? I want to monitor receive location with the help of bizTalk360 and then by querying the place where these alerts are ...
0
votes
1answer
53 views

Bypass SSL on localhost when hitting nginx status

I have a location for /nginx_status, and I installed an SSL cert last night. server { listen 443; ... location /nginx_status { stub_status on; access_log off; ...
0
votes
1answer
59 views

Monitor Linux services with Nagios 4 [closed]

I'm trying to monitor a few RHEL7 services via Nagios. I'd like to monitor if the services are running or stopped and receive an alert when stopped. I haven't any out of the box option with Nagios 4 ...
1
vote
1answer
81 views

Drive faults not logged in HP IML on RHEL-based ProLiant server

Today I have had disks on two separate HP ProLiant servers go into Predictive Failure. One of these servers runs Windows Server 2008 R2 and one runs Oracle Enterprise Linux 5 (a RHEL5-based distro). ...
0
votes
0answers
14 views

High cpu usage of Play server when started by monit

When I run "play start" from command line, the CPU load is very light. But when monit starts the program (as the same user), then the CPU usage tends to 100 - 130% all the time! Here is the content ...
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 ...
2
votes
1answer
154 views

iostat - dm-0 device shows much higher latencies than sdX

We are running linux (Centos 5.x) VM's on top of vmware vsphere 5.5. I am monitoring disk latency using iostat, specifically the await column, but I am noticing strange results with the device ...
0
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0answers
65 views

Zabbix monitoring a custom process

Hello I’m new with Zabbix, I have the follow scenario: About 10 windows server with our process that we have to monitoring. The processes have different name but they have the same prefix, for ...
0
votes
2answers
32 views

How can I monitor “primary and secondary” Cognos nodes?

We have several Content Managers in Cognos that are running: one as a primary, one as a secondary. I would like to be alerted if there isn't one node acting as primary, if the primary node changed, ...
1
vote
2answers
39 views

Set different warning thresholds for Nagios on weekends

I'm using Nagios to monitor CPU usage on my servers with the check_load plugin. On weekends we have some batch jobs running and there are hardly any real users anyway, so I'd like to have the warning ...
0
votes
1answer
43 views

What to monitor (key indicators) on web and database server

I just installed Munin for monitoring my web and database server. I lot of plugins were included out-of-the box, but I could use some advice on which one is actually good key indicators to monitor. ...
1
vote
0answers
72 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 ...
0
votes
2answers
48 views

Optimal process for finding the root of high load

I have a VPS (WHM/cPanel) where i keep our clients projects. Some of these projects are well known frameworks and some of them are custom PHP/MySQL codes. At certain times i am noticing high loading ...
0
votes
0answers
54 views

How to determine the cause of network issues of a hetzner.de dedicated server?

I've got 3 dedicated servers at hetzner.de, and I’m occasionally getting unavailability alerts for these servers, from 2 independent monitoring systems (New Relic and Pingdom) usually for all 3 server ...
0
votes
1answer
59 views

New nagios/cacti monitoring setup, should I use a dedicated VM?

Currently we have 4 bare metal servers and one small VM server (all running centos6) and I'm looking at setting up monitoring for the Percona MySQL db server and replication slave (bare metal), as ...
1
vote
0answers
75 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 ...
0
votes
0answers
54 views

AWS ELB Monitoring - instance state “Unknown”

We have a nagios script (python) which monitors our AWS ELBs and alerts if there are unhealthy instances. It has been working fine for some months. Over the last week or so, we've started receiving ...
2
votes
2answers
82 views

Method to log amount of transmitted data per each IP address in linux

I am looking for a method in linux to log the amount of data transmitted (received and sent separately) for every single IP address to which the data was sent to or received from. These statistics ...
0
votes
2answers
57 views

Monitoring Memory Usage on a Machine that Uses MSMQ

Based on this thread, it seems that it's "normal" for the MSMQ process to take up an much memory as is available until it comes under memory pressure. It seems most monitoring tools base memory usage ...
0
votes
1answer
51 views

Multiple monitoring machines for the same hosts

I'm fairly new to monitoring and am currently trying to setup a monitoring solution for our network infrastructure. Our hardware is pretty old and can therefore fail at any time. We have taken ...
-1
votes
1answer
41 views

Take some action when errors occur with nginx

I have a nginx/1.2.1 on Debian 7.0 x64 and i want to take some action when some error occurs, something like send mail to me. I found on the web ways to monitor files and take some action when they ...
-1
votes
2answers
60 views

Simple method of detecting and reporting server outage? [closed]

I'm looking for a super simple way to monitor one server from another, in case the other goes down (e.g. based on ping), and then send an email if it does. Is there anything out there like this ...
1
vote
1answer
83 views

Icinga Distributed - Status Map / Reachability Issue

I'm setting up a distributed Icinga setup in the following manner. We have 6 sites so i'm monitoring 3 on each of 2 nodes plus a central server. Sites a,b,c are actively monitored by node 1 Sites ...
1
vote
1answer
159 views

Integrating Nagios with a ticketing system/incident mnagement system

Is there a free ticketing system/incident management system which will help me in achieving the following? 1) If a service goes down then Nagios alerts the on-duty staff and pushes the status to some ...
0
votes
1answer
81 views

Restarting shell script with &disown using Monit

I have a shell script that runs a C++ backend mail system (PluginHandler). I need to monitor this process in Monit and restart it if it fails. The script: export ...
0
votes
0answers
48 views

shinken/nagios discriminative between warning alert and critical alert

i using shinken for my monitoring system. Now, i have a problem when i configure shinken notification. My purpose is to discriminative between notification for warning state and critical state of ...
0
votes
2answers
43 views

RAID card monitoring from Debian OS

We have a custom built Debain OS server with this raid card. Is there anything we can do from the OS side to monitor the raid virtual disks? A few weeks ago we had a raid degrade and did not know ...