Tagged Questions

Questions about monitoring server hardware and software performance, or network performance.

learn more… | top users | synonyms

0
votes
1answer
26 views

Optimal configuration of “Processor load is too high” trigger in Zabbix

I monitor approx. 10 Linux servers with 4 CPU cores each with Zabbix. I was receiving way to many false alarms from "Processor load is too high" trigger lately. The "Processor load is too high" ...
0
votes
1answer
21 views

Export memory consumption of a executable for multiple users over time on Server 2008

I have seen similar question by other users, but could not find a one related to an executable. Situation: Terminal server where 10-15 users log in and run applications. For this instance, we want to ...
0
votes
0answers
53 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
0answers
30 views

IIS Performance Counters recorded extremely large requests per second value

While I've been monitoring a production IIS server receiving around 1000 - 5000 requests per second almost steadily, I've encountered a few spikes in the performance counter "Requests/sec" and "GET ...
1
vote
0answers
38 views

Logman user switch confusion

I'm setting up a powershell script that installs a logman counter on several servers that are in dire need of some performance monitoring. The documentation states that the -u switch works with ...
1
vote
1answer
101 views

Using Powershell to get a group of specific perfmon counters

I'm trying to set up a script that generates blg files every set amount of time, using powershell. I know this can be done using perfmon XML templates, but for this specific project I have to do it ...
0
votes
1answer
73 views

Why this server is so slow?

I hired a VPS in DigitalOcean, it's hosted in Amsterdam, I'm in Turkey. But server is responding slowly and page is freezing/lagging even at ajax POST-GET request.(there is a basic browser game in ...
0
votes
1answer
78 views

mpstat not displaying intr/s column

I'm on CentOS 6.5, sysstat 9.0.4.22.el6 For some reason mpstat is not displaying the intr/s column I'm running it this way, for example, and only these columns get displayed: mpstat -P ALL 1 5 ...
2
votes
1answer
64 views

Linux filesystem page cache - hot or not

How can you tell how much of the filesystem cache is hot (frequently accessed) or not? The use case would be determining when you are approaching the limits of your memory but before you actually hit ...
0
votes
1answer
407 views

SCOM alert: The threshold for the Logical Disk\Avg. Disk sec/Transfer performance counter has been exceeded

We are monitoring several Windows Server 2012 R2 VMs running on Hyper-V. Now SCOM (2012 R2 UR2) reports: The threshold for the Logical Disk\Avg. Disk sec/Transfer performance counter has been ...
1
vote
1answer
45 views

HP arrray - XP and EVA - performance monitoring

I have some HP arrays I'd like to monitor for performance. I'm making a reasonable amount of progress with my 3PARs, in using ssh connectivity and show... commands to gather performance information ...
0
votes
0answers
43 views

Why am I unable to start the built-in System Data Collector Sets on Window Server 2008R2?

Why am I unable to start the built-in System Data Collector Sets on Window Server 2008R2? I can select "Start", but nothing happens and the report is never generated. I don't see any errors in the ...
0
votes
0answers
24 views

Properly configuring lm_sensors

I am using Observium as my monitoring device. I have installed lm_sensors and this is my sensors.conf file: cat /etc/sensors.conf label temp1 "temp-System" label temp2 "temp-CPU" label temp3 ...
-2
votes
1answer
118 views

Is the Datadog install script safe to run? [closed]

I have a production server (CentOS 6, Apache, Nginx, MySQL, PHP, wordpress). I want to see some metrics (e.g., load bandwidth, RAM, CPU and so on). I chose a Datadog for this task. The instructions ...
0
votes
2answers
51 views

Real time server status on another linux server

I'm looking to make some sort of readable file(pipe?) on my two web servers that shows the id of the mysql server with the least load to use in load balancing as well as some other applications. I'm ...
0
votes
1answer
195 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
0answers
61 views

Getting performance metrics from a (cluster of) nodejs process(es)

What are some ways to get interesting performance metrics out of any given node.js app, and how can one deal with that when there's essentially many running processes using cluster.js? Interesting ...
46
votes
10answers
14k views

How to [politely?] tell software vendor they don't know what they're talking about

Not a technical question, but a valid one nonetheless. Scenario: HP ProLiant DL380 Gen 8 with 2 x 8-core Xeon E5-2667 CPUs and 256GB RAM running ESXi 5.5. Eight VMs for a given vendor's system. ...
0
votes
2answers
46 views

ubuntu 12.04 long term monitoring

I´ve a Ubuntu 12.04 server with a lamp stack running. I´m fighting with ressource scoring scripts (f.e. php scripts generating excel files). I´ve googled a lot of software but couldn´t find a fitting ...
0
votes
1answer
69 views

Performance Monitor for ASP.Net applications

I have an IIS hosted ASP.Net site which is experiencing timeouts. I would like to be able to monitor it from every angle but I'm not sure where to start with configuring PerfMon counters. Does anyone ...
-1
votes
1answer
125 views

Nagios Alerts / Notifications - SMS

Configured Nagios core 4.0 and NDOutil 2.0 both are working in ubuntu. Now i am looking for alert types in Nagios. And i am confused in plug-ins and Add-ons in nagios. Especially i am looking in ...
0
votes
0answers
84 views

The `iostat` Command Describes a Non-Existent Block Device

The System An instance running on Amazon EC2 It is an m1.large EC2 instance The instance is running Ubuntu Server 12.04 LTS Here's What Happens... I wanted to measure disk IOPS on my system, and ...
0
votes
0answers
79 views

Monioring the performance of asp.net web application using IIS log files

I have IIS log files, I need to findout the errors generated by the asp.net web application which are hosted in IIS 7. I used Log parser to paarse IIS log files, but I want to find errors such as ...
0
votes
1answer
212 views

SQL Server Timeout issues at random times causing performance degradation

I am having random timeout during a brief period of time on certain days. My CPU, Memory looks fine. So I ran Performance Monitor during these spikes and found my average disk sec/read was 5.8 ...
0
votes
2answers
170 views

Logging detailed network activity on Windows Server 2008

One of my clients is experiencing internet delays and outages within their small network. They've verified with their cable company that the issue is not related to any cable company outages. The ...
0
votes
0answers
83 views

Generating a waterfall chart of web performance

I'm doing performance analyzes of websites occasionally, where I among other things check the waterfall chart generated by Google Chrome. Is there any tool that can generate those charts and export ...
1
vote
1answer
50 views

Tracking memory problems

I'm experiencing some trouble with my Windows Server 2008. We're using it for hosting a bunch (~50) of Web GIS applications on IIS. This setup usually works very well, but when certain applications ...
1
vote
2answers
374 views

get current hard disk read write in ubuntu and make log file

I'm writing a customized monitoring panel for Ubuntu server. At this step i need to get real time hard disk read and write rate then put it into a file as a log file. I used tools like Hdparm,Iotop ...
0
votes
0answers
53 views

Hadoop - On the Wire Performance Monitoring?

I have been tasked with implementing an 'on the wire' monitoring solution for a large Hadoop installation. The source of data will be a combination of taps and SPANs throughout the environment. My ...
0
votes
0answers
73 views

How to Measure the Impact of Blocking on IIS Worker Threads

I frequently work as a contract software developer on an existing ASP.NET Web Application. Often, I see code that looks like it should be made asynchronous, so that database or web service operations ...
1
vote
0answers
22 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 ...
0
votes
2answers
55 views

Windows 2008 Performance Monitor - Disk Performance

We have a Windows 2008 R2 server with SQL installed. We are trying to measure if the disk performance is causing any bottle necks. I've found many suggestions regarding which monitors to use, but am ...
2
votes
1answer
119 views

nmon NFS Performance Counters/Metrics

I have recently used nmon to record NFS client performance data from a suse 10 SP4 host and now need help understanding what the captured read & write figures truly indicate. With other ...
0
votes
1answer
237 views

Finding root cause of 99.99% iowait with 0% SWAPON

Users and DBAs are complaining that "Oracle is slow" on our OEL servers. The only thing I have found from the OS standpoint is that there are some strange IOWAIT stats from iotop. Output from iotop: ...
2
votes
1answer
112 views

How Long Should Data Collection Sets run in Windows Server Performance Montioring

I currently have an application server and a database server both running on Windows Server 2008 R2. I have been tasked with generating a weekly report on the utilization of CPU, Memory and Disk. I am ...
0
votes
1answer
427 views

High CPU load caused by slow disks?

We are running a online application on a 3-year old server (quadcore Xeon, 4GB RAM, SAN-disks). The server hosts besides the web application a SQL-, FTP-, SFTP, SMTP, and POP-services. Over the years ...
0
votes
0answers
42 views

top output seems fine, yet server is overloaded

This server I am benchmarking gives no obvious signs of getting overloaded at a first glance. top output: top - 22:48:25 up 5 days, 3:41, 3 users, load average: 3.19, 3.34, 3.25 Tasks: 146 total, ...
0
votes
0answers
25 views

Log ODBC queries including execution times to solve performance issue

We are facing some Perdormance issue in out web aplication which uses an ODBC Connection, i would like to log running queries to analyse where the problem is, Is there any way to make ODBC log the ...
3
votes
1answer
772 views

How to monitor NFS load from userland?

Apologies if I'm not using the proper jargon (although I'm a longtime linux user, I'm not an admin) or if this is a FAQ (though searching SE got lots of hits, I didn't see anything quite like this ...
1
vote
0answers
141 views

Why does Process Explorer cause highly targeted failure of some applications / basic UI functions in a high-power EC2 Windows instance?

Update: I have determined that Process Explorer itself - the program I am using to debug a performance issue - seems to be the cause of the issue. See note, with updated question, at end. I am ...
2
votes
1answer
424 views

Changing time intervals for vSphere performance monitoring, and is there a better way?

I have a set of experiments running on a cluster node which is running ESXi 5.1, and I want to monitor the resource consumption on the node itself. Specifically, I am currently running experiments on ...
3
votes
2answers
844 views

how does NewRelic work by simply installing .Net agent?

Yesterday, I decided to give NewRelic a try. I signed up for a free account, and installed the .Net agent, and restarted IIS as instructed. Immediately, this agent started showing up a wealth of ...
0
votes
1answer
221 views

performance monitor in iis 7 to monitor which website is using most resources (asp.net)

I am using Windows Server 2008 R2 and IIS 7.5, and am hosting multiple websites on the same webserver. Is it possible to use Performance Monitor to know on average which website is using the most ...
0
votes
1answer
115 views

Monitoring performance metrics from Xen (xend) with Java

I need to write a Java application that is collecting and monitoring (remotely and local) performance informations and metrics from a Xen hypervisor. This Java application should fetch the same ...
0
votes
1answer
419 views

Why is $request_time sometimes much bigger than $upstream_response_time?

I have an HTTPS website where sometimes, for the same clients, the $request_time is 10x the $upstream_response_time, or even 100x. I understand the different between the 2 times: $request_time is the ...
0
votes
1answer
51 views

Windows: Determine number of cores from a performance monitor file?

Is there any way to determine how many cores a particular machine's CPU has based on a Performance Monitor file I have? Additionally, can we see if hyperthreading is enabled? For a period of high ...
0
votes
1answer
289 views

SBS Server 2008 with periodic lsass.exe using 100% of 1 Core

SBS Server 2008 with everything running on it (AD/PDC, SQL 2012, FileServer, RDP Gateway, WSUS, No Exchange though). Every 30 minutes on the hour and half hour, lsass.exe uses 25% of the CPU (1 core ...
2
votes
1answer
181 views

Automating a collection of Perfmon counters

I have a specific setup I'm investigating to solve a specific need we have: I have a lab that consists of 3 machines, which runs load tests and oversees other investigations as needed. During the ...
1
vote
1answer
216 views

How to collect the performance data of a server during an unreachable/down period using Nagios?

Some time services and host stop responding due to a poor server performance. I mean, if for some reason (could be lot of concurrency services access, a expensive backup execution on the server or ...
0
votes
0answers
28 views

Get Value of SMEM using PHP

I'm using smem command to know how much RAM each user is using. It also display the Count column. As far as my knowledge is concerned, Count column is a value PHP-FPM pm.start_servers and PHP-FPM ...