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

learn more… | top users | synonyms (1)

-1
votes
1answer
31 views

IP version in synthetic monitoring context? [closed]

I am trying to setup monitoring on my website and I have encountered with this option IPv4/ IPv6. What could it mean in this context ?
0
votes
0answers
24 views

fileschanged daemon dies unexpectedly

I'm using fileschanged to monitor files on server1 and run a bash script to synch the files in server1 to server2 if any of the files are changed in server1. to do that I'm running this: fileschanged ...
1
vote
1answer
114 views

Zabbix Application Monitoring

We operate a SAAS business, and we have hundreds of processes which can roam from server to server. They are .net processes which can be created (started) on any one of a bank of machines, run for a ...
0
votes
1answer
60 views

Setting warning / critical thresholds in plugin-conf.d file

I can set warning / critical thresholds in munin.conf (for a plugin that I've written) like this: load_per_core.load_per_core.warning 0.2 # Low value to trigger warnings load_per_core.load_per_core....
2
votes
1answer
163 views

Creating Multiple Views in Nagios 4 Status Map

I have nagios set up to monitor our infrastructure across many different sites. As our business grows it is becoming a bit unwieldy. I have not discovered a way to set one node as the root and have ...
1
vote
0answers
25 views

How can I track security issues with running kernel under paravirtualisation?

I've got a bunch of client's virtual machines running by various providers who use Xen paravirtualisation. Almost all of these are Debian or Debian based systems. I rely on APT pretty heavily to ...
0
votes
0answers
328 views

How to create custom graph in Observium

I`m trying create custom craph in Observium(http://www.observium.org/). I use this manual http://www.keithrogers.co.uk/?p=12 I can telnet myhost 36602 and receive result: <<<app-...
1
vote
2answers
187 views

Monitoring zabbix server (itself) externally

I have some infrastructure (servers, switches etc) monitored by a Zabbix server, setup to alert in case of issues; so far so good. But what if the Zabbix server itself (or any of the underlying infra)...
2
votes
0answers
126 views

Nagios, nginx and external commands - not authorized

So we're going from Nagios 3 to Nagios 4, and as we've been a bit behind on our hosts, we wanted to do a fresh start. The setup I went for was: Debian Jessie Nagios 4.1.1 Lilac for configuration ...
0
votes
2answers
431 views

Zabbix NFS monitoring

How would you monitor response of mounted NFS directory with Zabbix? I'm thinking about something like $ time /bin/ls -U /path/to/nfs (I think the output from nfsstat(8) relates less with user ...
-1
votes
1answer
659 views

How to change grafana units of measurement on Y-axis? [closed]

I am gathering data from servers by collectd and store it in the graphite. I want to use grafana dashboards. I am trying to create visualisation for memory plugin. In graphite I am seeing data in Mb, ...
2
votes
1answer
52 views

How do I silence load alerts?

Within the large set of files that comprise our Nagios server, is service check for load: define service{ use generic-service name ...
0
votes
1answer
105 views

Saltstack events not firing or reactor system not responding

I've got a master and minion connected, and I'm trying to set up some monitoring via the reactor system on the master. I haven't gotten far at all though, because so far as I can tell, events aren't ...
1
vote
2answers
47 views

Linux - wrapper to monitor an application's file access? [closed]

Are there any user-level wrapper-like scripts/programs that can watch what files an application accesses, without impacting performance? I'm trying to capture what files are produced by an automated ...
1
vote
3answers
2k views

Zabbix-agent unreachable

One of the servers monitored by Zabbix is not reachable. I have no idea why as this works normally with other servers. The zabbix-agent service on the monitored server is running. We have several ...
0
votes
1answer
36 views

Nagios & Nc_net -> S.M.A.R.T

I need some help: We have a Nagios running which is monitoring some Windows 2012 R2 Servers. I want to add Disk Health/SMART-Monitoring to these machines. The Nagios config for a service on a Windows ...
0
votes
1answer
37 views

What is the difference between a Nagios plugin and a Nagios local check?

I see both terms used, local check and plugin, and to me it seems that they both accomplish the same thing, they extend Nagios to perform other checks. Is there any difference between them? If I want ...
1
vote
1answer
34 views

Multiple munin-node daemons with different plugins on same machine

my company recently moved to a new infrastructure provider. We got a partially managed server there with a basic installation of Ubuntu 14.04. The provider also has munin-node (munin version 2.0.19) ...
0
votes
0answers
30 views

collectl vs strace - reported block io read/write size

I've got an xfs mount with standard settings (it's an AWS host): [root@host ~]# xfs_info /dev/xvda1 meta-data=/dev/xvda1 isize=256 agcount=4, agsize=524224 blks = ...
2
votes
2answers
48 views

About monitoring a server (and a HTTP status of 200)

This is probably a very silly question, but I'm new to this. I am currently learning about system administration, and was asked to set basic monitoring in place (that checks a website returns HTTP 200)...
3
votes
1answer
45 views

Windows post-patching monitoring

We currently provide patch management as a service to a large number of servers. Historically, we have had tier 1 type technicians RDP to each machine after the patching window to verify they are ...
-3
votes
1answer
80 views

High Load average [closed]

I'm working as a new sysadmin. Monitoring system is working well but since few days ago Nagios Monitoring system warns me that there is a Problem. State is critical , load average is high. This is ...
3
votes
1answer
355 views

Nginx status information of virtual hosts

I want to monitor each nginx virtual hosts(I have multiple nginx config for different domain) and found nginx module ngx_http_stub_status_module But seems this module is for displaying server wide ...
0
votes
1answer
19 views

How to implement PushMon on Ruby site

I am looking to implement PushMon on a number of sites using Ruby Padrino. I have the following piece of code from the PushMon site. Where would I place said code. I was thinking of adding it to the ...
0
votes
1answer
35 views

Can the metrics collected by collectd be given new prefixes?

I am using collectd write_http plugin to send metrics to Librato. The only thing I would like to change is the way the metrics appear in Librato. The metrics (not the sources which can be named in the ...
2
votes
1answer
458 views

Nagios Notification interval and first notification delay

I have used in past these two parameters in Nagios ( first_notification_delay, notification_interval ) and until now worked perfect for me. Now that I have added new checks which use nrpe command. the ...
0
votes
0answers
11 views

is hyperic dead, and an equivalent for windows custom performance counters would be? [duplicate]

For some years, we used hyperic. Other app monitor tools took over, so we left hyperic as new servers were spun up. We now need to track several windows perf counters, related to IIS, and a couple of ...
1
vote
1answer
88 views

App Engine monitoring dashboard for multiple apps

I run a number of webapps on Google App Engine. I'm looking for a monitoring dashboard that shows me basic health metrics (HTTP response codes, latency, etc.) from multiple App Engine apps at the same ...
-5
votes
2answers
94 views

Monitor hardware on servers [closed]

In my company, we deliver hardware installations that all have a dedicated server (Windows Server 2008, 2012). It's usually part of our customers' job to make sure the server stays healthy (by ...
1
vote
0answers
36 views

Monitor disk occupancy

The problem should be simple, but not so obvious to me. I have a process that creates temporaries in a specified directory, under MacOS X. I need to find the disk occupancy of the process, if ...
2
votes
1answer
79 views

Munin not creating html files in Ubuntu

I installed Munin in a Ubuntu Server 14.04 with Apache 2.4.7 But after all configuration, Munin isn't creating the html files in the html dir. This are my files: munin.conf dbdir /var/lib/munin ...
0
votes
1answer
147 views

Change NFSEN to poll and graph every 30 seconds

I am asked to modify a default clean nfsen-1.3.6p1 install to to collect and poll every 30 seconds. I "patched" libexec/NfSenRC.pm's nfdump command arguments that it uses to -w -D -t 30 -p $port -u $...
1
vote
1answer
43 views

Is it possible to setup Monit to send alerts to Nagios

I am trying to setup Monit on an auto-scaled group of machines. Ideally I would like monit to send alerts to my nagios service (which is already configured to escalate alerts). I have found this old ...
1
vote
0answers
29 views

HAProxy qtime meaning

According to the HAProxy documentation the metric qtime represents the average queue time over the last 1024 requests. My question is, does this metric average ALL requests, or just those that have ...
1
vote
1answer
145 views

Nagios not sending emails when a service recovers?

I have set up Nagios with chef. It's accurately monitoring things. When a service/host has a problem, I get an email and jabber message, which is exactly how I have configured it. However when the ...
-2
votes
1answer
322 views

Running a linux command against Icinga2 macro variable in mail script?

It looks like some macros have been dropped between Icinga1 and Icinga2? For example, I can only add "HOSTDURATIONSEC" = "$host.duration_sec$", to my template to then use it in the mail-host-...
1
vote
1answer
304 views

Cannot add soap sensor in prtg monitor

I have a problem with my PRTG monitoring system. I need to monitor my server running VMware ESXi. My ESXi config : esxcli system snmp set -c ... esxcli system snmp set -p 161 esxcli system snmp set -...
1
vote
0answers
71 views

Is possible monitor the VPN's bandwidth with Check_MK? How?

I would like monitor the bandwidth in the VPN of Juniper SSG5 with Check_MK. Is possible? How? For the moment I am monitoring the status with the check automatic (check_mk-juniper_screenos_vpn). ...
0
votes
0answers
171 views

Java, VisualVM : Setting up VisualVM properly for Java8 based webapps

I have a Java based webapp which I have deployed on one of our server. Sometimes the JVM died because of out-of-memory error. The application is kinda heavy as it uses Cometd(Push mechanism) heavily ...
1
vote
1answer
20 views

Does orca rrdtool apply any averaging/fudging of graph values?

I have a plot of data that consists solely of zero and one values. However, the orca plot that results shows intermediate values. I wonder why this is.
2
votes
0answers
72 views

ipmitool sensor: does not detect backup power supply

Why doesn't ipmitool detect my second power supply? I have 2 powersupplies plugged into my machine, but calling ipmitool sensor only shows PS1: :~$ sudo ipmitool sensor |grep PS PS1 Status | ...
0
votes
0answers
23 views

Adding a server to xymon bb-hosts with pem file

We have a Xymon/Hobbit server set up for monitoring, works great. However I need to add a new server to the monitor list. Normally this is straightforward, however to be able to SSH into this server I ...
0
votes
1answer
400 views

Zabbix + pg_monz shows service not running

I am trying to setup monitoring for my PostgreSQL installation with zabbix ang pg_monz. I've followed this standard installation guide(http://pg-monz.github.io/pg_monz/index-en.html#install). ...
1
vote
1answer
388 views

Is there a limit on how many systems and services Nagios can monitor?

We currently make use of several Nagios workers to distribute the workload using DNZ as described here: https://assets.nagios.com/downloads/general/docs/Distributed_Monitoring_Solutions.pdf. I have ...
0
votes
1answer
30 views

Are There any Web-Based Load-Balancing Managers? [closed]

I've setup load-balancing and clustering on a few linux systems for serving web and database content, and each time it's a fairly laborious process. So I'm wondering, are there any web-based managers,...
0
votes
2answers
148 views

How to check temperature with Nagios over http?

We have several server racks that are monitored by nagios. Now we want to monitor temperature inside the racks by a Nagios installation outside the racks. The temperature inside the server racks ist ...
3
votes
1answer
314 views

Munin: some pluggins stopped working after moving to different *virtual* host

I used munin as monitoring serfice and I was happy with it. It is located on localhost machine with CNAME being server.domain.com. Trying to access server.domain.com from remote machine showed up ...
1
vote
0answers
113 views

Error when viewing database mirroring monitor in SQL Server with non-default port

I have database mirroring set up (with witness) on SQL Server 2014 Standard. Both servers use default instance on a non-default port (not 1433). Mirroring works perfectly fine. However, when I try to ...
4
votes
0answers
232 views

How do I get an aggregate of all the stats from all uWSGI vassals using uwsgitop?

TL;DR Can anyone tell me how I may get uwsgitop to monitor all of my vassals in my emperor-vassal setup in one shot? I have an emperor-vassal setup for my uWSGI server, and I need to monitor all ...
4
votes
1answer
266 views

Wildcards in Nagios hostgroup_name exclusions

I'm having difficulty finding good documentation for wildcards and regular expressions (particularly as they work with exclusions) in Nagios. Here is an example of what I'm trying to do: In nagios....