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10
votes
0answers
543 views

How to find which file is under heavy use/IO [duplicate]

Application on the Linux server is using several large files of 10-20 GB in size. It is constantly writing and reading on all of them, I want to see usage details: which file is under heavy use, see ...
7
votes
5answers
7k views

I need to replace munin with something more scalable [closed]

I have used munin on multiple servers for many years with great success, however with more than 100 munin-nodes and when there is load on the clients, the processing is timing out. I have made some ...
6
votes
2answers
117 views

Looking for software to monitor scheduled emails and notify when they don't arrive or contain errors

We, like many others I assume, get a lot of emails from systems running automated task (backups and such). Those emails should arrive on certain schedules and not contain error messages. If they ...
4
votes
1answer
353 views

calculating days until disk is full

We use graphite to track history of disk utilisation over time. Our alerting system looks at the data from graphite to alert us when the free space falls below a certain number of blocks. I'd like to ...
4
votes
1answer
710 views

Linux Cumulative User, System CPU Usage of Running Process?

On Linux (and other Unix-like OS's if there's a general answer), is there an easy way to get an output similar to the time command (current real time, user, and system CPU usage totals) for a process ...
4
votes
1answer
5k views

Logging with Resource Monitor?

I am having sudden spikes in disk read activity, which can tie up my system for a few seconds at a time. I would like to figure out the cause of this before I set my machine to go live. With ...
4
votes
1answer
233 views

“Enterprise Monitoring Solution” with the lightest agent?

I have a network of disparate remote VPS / "cloud" / colocated servers that I would like to monitor from a central location, using open source software like ...
3
votes
7answers
3k views

What is the best tool for linux monitoring? [closed]

I need to monitor services like Apache, Mysql , Mongrel, Rails, Exim and also Load, Network, I/O on a linux server ... I do know Cacti, Nagios ... Is there any other better monitoring tool ?
3
votes
1answer
110 views

How do I find out which websites are slowing down my server?

Are there any good tools out there that I can use to find out which websites are the biggest drain on my Windows 2003 web server's resources? The server has been steadily slowing to a crawl and I want ...
3
votes
1answer
2k views

Monitoring cpu and memory usage of Docker containers on Centos 7

I'm trying to run application builds inside docker containers and gather resource usage stats. I can gather usage metrics for example memory usage details for a container with id foobar running ...
3
votes
2answers
77 views

Know of an infrastructure monitoring tool that baselines and then measures/alerts variance?

I'm searching for an infrastructure resource monitoring tool and after a day of Googling with no success, I'm hoping someone can help me locate it. I read about this about 6 months ago (I 'think' I ...
2
votes
3answers
1k views

Monit - how to check loadavg only when no backup is running?

I've got Monit configuration with: check system example.com if loadavg (1min) > 4 then alert if loadavg (5min) > 2 then alert I want to get rid of messages every time backup is ...
2
votes
4answers
13k views

How to free used memory in Windows Server 2008 R2?

The Task Manager and the Resource Monitor say that the memory is 95% used, but the sum of the memory used by the listed processes don't sum up to 20%. Where this 75% of usage is coming from? How to ...
2
votes
1answer
3k views

Resource Monitor Disk Usage scale

I'm sure this is going to be very dependent on the harddrives and other hardware that we have in our machine, but I have no idea how to read these graphs. This graph looks nice and low. This one ...
2
votes
1answer
3k views

Free alternatives to M/Monit interface for the Monit systems management system [closed]

I really like Monit systems management system but I have no IT budget to purchase M/Monit interface which is used to manage multiple hosts for our small university lab. I have checked out Ruby based ...
2
votes
2answers
114 views

Tracking Individual Processes in Windows Server 2008, Is It Possible?

I'm hoping we can get a solution together on this. I'm looking to try and narrow down what's happening on a windows server 2008 box that's causing us to have to reboot every 2 weeks. Resource ...
2
votes
1answer
7k views

How to monitor user activity with a sonicwall tz205?

How can I centrally monitor users' browsing habits using a Sonicwall tz205, and running on a windows network? I am looking for a report that will show me LAN user's ip address and websites/services ...
2
votes
2answers
130 views

Solaris: Historic disk space availability

Is there a Solaris utility which reports the minimum free space on a file system over the preceding 168 hours (one week)? The concern with using a nightly df is that there might be intraday jobs which ...
2
votes
1answer
2k views

How to combine RRD files to an overview graph? (rrdtool, collectd)

I have collect runnings which puts performancedate like cpu usage oder network bandwith into rrd files. My problem is, that i have a single file for each node in the cluster. How can I get an ...
2
votes
3answers
660 views

Getting an alert when my oracle database goes up or down

How can I get an e-mail alert when my oracle database comes up or down? I have a database that I need to know when it goes down (it would be nice to know if it has come back up), preferably from a ...
1
vote
3answers
2k views

Good free software to track and graph memory and CPU usage on Windows?

There are many questions on Linux memory tracking, but I haven't seen any for Windows. In my case however its a Windows XP Pro box I need to track the memory and CPU usage of. The reason I need it is ...
1
vote
2answers
13k views

Perfmon % Processor Time vs. task manager's CPU usage

I'm new to using Perfmon and performance monitoring in general (so go easy on me please ;) I know that Perfmon doesn't have anything exactly like Task Manager's CPU usage display, but I'm trying to ...
1
vote
1answer
90 views

Can Resource Monitor include Hyper-V machines memory consumption in its results?

Windows Resource Monitor is a nice (and built-in) tool providing a fast overview of resource utilization. On a server with Hyper-V installed, it correctly shows the CPU and disk activity generated by ...
1
vote
1answer
40 views

How can I monitor resource usage for PHP sites on a per-virtual-host basis on GNU/Linux?

Running a bunch of PHP sites via apache2.4/mod_php on RHEL using the prefork MPM. My apache children are using a fair bit of RAM and lots of CPU. I would like to be able to attribute RAM/CPU use on ...
1
vote
1answer
53 views

Measuring performance for an entire Virtual Machine

I have an ETL process that I'm trying to deploy as a virtual machine across a few different "enterprisey" networks. I know it's relatively lightweight, but one client is very interested in the ...
1
vote
1answer
1k views

How to monitor CPU usage on a device running embedded Linux and BusyBox?

I recently began working with a device that uses embedded Linux and BusyBox. It is very stripped down, and does not have iostat or sar. It also doesn't have dpkg or apt for package management. The ...
1
vote
1answer
636 views

Track resource usage of individual website on shared hosting

I have a Centos 6 web server (Apache-itk, PHP, MySQL) with ISPconfig. I have about 100 websites on this webserver, all of them belong to me. I must be able to track how much of resources (traffic, ...
1
vote
1answer
1k views

How can I log the most CPU-Intensive processes in regular intervals?

I have a server which is idling below 5% cpu load most of the time, except from a few times a day where I can see some minor cpu spikes. I found out about this by using PRTG. How can I find out what ...
1
vote
1answer
77 views

How can I see which applications have accessed a certain file within a given time period on Linux?

Is it possible on Linux to find out which applications have accessed a certain file in the last 24 hours? I've come with a few possible solutions: Watch lsof. It works, but it's constrained to ...
1
vote
1answer
654 views

Torque and maui node status

I am new for torque and maui. I was checking for node state to looking for which nodes are free and which nodes are in use. For torque one command is pbsnodes. Which gives status and other info ...
1
vote
1answer
381 views

System process hogging disk, can't find why

Recenty I have noticed my hard drive activity unusually increased, to the point the system is sometimes bogged down. Using resource monitor, it shows the system process writing constantly to a file ...
1
vote
1answer
195 views

Linux: How do I arrive at an acceptable number of threads (/proc/loadavg)?

This question relates to monitoring. The tool that I use (Check_MK) sets a number of threads warning limit at 2000. This number is taken from /proc/loadavg: [foo@bar ~]$ cut /proc/loadavg -f4 -d\ ...
1
vote
0answers
27 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 ...
1
vote
0answers
113 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
vote
1answer
217 views

How to monitor server resources? [duplicate]

I would like to monitor the resources of my servers such as CPU, memory, disk space and many other things. I'm using Nagios + Centreon to do this, but I would like to have a historical view of the use ...
1
vote
1answer
413 views

How to test HTTP Requests/sec + CPU + RAM usage?

Trying to evaluate the requirements of my Web application, I wanted to put it under load and at the same time check how it scales on memory and CPU. But running AB/HTTPerf and htop/"pidstat -C" in a ...
1
vote
1answer
96 views

Tracking down a resource starvation issue

My Ubuntu 9.04 server on Slicehost is periodically freezing, and not responding to ssh or console access. I believe it is some kind of resource starvation or swap death issue. This has been ...
0
votes
2answers
72 views

Linux - get a report of what programs a command line perl script calls and the files it produces and uses

I have a Perl script that calls about 10 other perl scripts some of which call Python scripts. Each of those produce files which the other programs read. It's pretty complex. What I would like to ...
0
votes
2answers
432 views

MRTG does not give precise value or converts wrong?

By example: I have SNMP response value 59757296, passed to MRTG via conf ("business as usual"). The value is in bytes (I checked specs of the target device plus web interface of device confirms). In ...
0
votes
3answers
387 views

Automatically Kill/Restart Process(es) When Memory is Critically Low

I have a Debian Wheezy VPS box where am running a couple of Django apps in production. Ideally, would have tried addressed my current memory footprint issues by optimizing the apps, adding more RAM or ...
0
votes
4answers
255 views

How to determine the cause of high resource usage for two hours last week?

I know there are several tools I can use to find out what's causing heavy network and CPU usage right now, but every so often on my server I'll check the logs and notice that there were periods of ...
0
votes
3answers
275 views

linux system resource analyzer

I have a debian 5 machine that is running php, apache, node.js, and mysql. I would like some report-generating software that will show cpu, memory usage, and network traffic over time. something ...
0
votes
2answers
1k views

Apache monitoring busy vs idle workers

For Apache, I want to monitor Busy workers Idle workers Queued requests Monitoring would be done throughout the day, taking a sample every min., in a graphical manner. If such a tool is not ...
0
votes
1answer
280 views

monitor load average every 1 or 5 seconds and do some actions if it's higher than ex. 5

How it can be done without writing additional daemon? P.S. I can't use cron because I need lesser time intervals. P.P.S. Debian 6 x64
0
votes
1answer
351 views

Check server resource usage by user on a CentOS VPS

How can I check which account/user is abusing/using the most resources on my VPS? Quite often, web hosts suspend an account citing high resource usage. How can I check the same on my VPS? I have root ...
0
votes
3answers
2k views

Nagios Best Practise [duplicate]

I have installed Nagios on my network, and I have some beginner questions. I would like to get some "best practice" information about the following types of server: Web Server Exchange Server ...
0
votes
1answer
799 views

Monitor system resources and save a log

I got a server which works fine for a while and then suddenly eats up all the memory and then hangs. I need to be able to monitor it and thought that I could use the Resource Monitor. but I haven't ...
0
votes
3answers
827 views

Window title bar disappears - how to find culprit?

I am having a problem on some PCs where the window title bar disappears, then network drive connections get broken and various error messages concerning inadequate resources appear. Yet Proc Explorer ...
0
votes
1answer
174 views

How to identify which specific php file/function is causing the 508 Error (resources exhausted)

My client getting this error out of the blue this weekend. I do maintenance on this wordpress website and it has been online for about 10 years Resource Limit Is Reached The website is ...
0
votes
1answer
250 views

open source job/process management/monitoring/control system [closed]

I'm looking for an open source solution for the following: I have jobs that need to run continuously. The jobs are applications or scripts. If they fail, they need to be restarted. If they fail, ...