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32
votes
10answers
9k 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
31 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
17 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 ...
0
votes
0answers
19 views

Displaying performance graphs in Nagios XI

I am using Nagios XI and I need to display the output of certain commands/services in graphical way. I have heard about nagiosgraph, but I could not find any guide to configure nagiosgraph in ...
-1
votes
1answer
61 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
40 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
40 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
48 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
87 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
32 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
40 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 ...
0
votes
2answers
113 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
34 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
38 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
18 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
0answers
21 views

Disk usage monitoring tool for windows server 2012 [duplicate]

Is there any tool made to monitor disk usage through time? (Aside from performance counters) We're trying to evaluate which process could be "choking" one of our server. That server is running ...
0
votes
2answers
43 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
79 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
140 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
71 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
208 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
40 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
13 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
336 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
117 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
226 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 ...
2
votes
2answers
487 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
109 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
93 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
279 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
32 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
152 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
141 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
184 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
23 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 ...
0
votes
0answers
131 views

When looking at a Server Work Queue performance counter, what is SMB2 Blocking 10?

I'm looking at pulling some server performance counters for my Windows 2008 R2 server, and one of the things I would like to monitor is the Server Queues. However, this is an active server and it ...
1
vote
0answers
28 views

IIS httpTracing setting has no effect

I'm trying to troubleshoot some performance issues we are having on a specific ASP.NET page with Microsoft's Perfecto Tool on IIS 7.5. Perfecto uses the ETW hooks build in to IIS to report on specific ...
4
votes
1answer
301 views

ZFS ARC size vs target size

I am trying to understand the inner workings of the ZFS ARC. However, I am confused with several things: actual (zfs:0:arcstats:size) vs target size (zfs:0:arcstats:c). I understand that actual size ...
0
votes
1answer
48 views

How can I monitor what are the most frequently accessed URL's on my servers? [closed]

What enterprise software can I use to monitor the most frequently accessed URL's on my servers? I'm familiar with load testing software, but need something that can monitor real loads. Also, software ...
2
votes
2answers
31 views

How can I set the Interval of a performance protocol under 1 second with Windows Server 2003?

I want to determine the utilization of the NICs of our server, while very small videos are transferred. The smallest interval which I can set in Performance Monitor is a second. Unfortunately, I ...
9
votes
3answers
2k views

Determining VM doing I/O on a Hyper-V host

How do I find out which VM is responsible for the majority of the I/O I see with Hyper-V? The situation: I do have Hyper-V hosts with a number of VMs (around 30 per host) where I occasionally see ...
2
votes
1answer
163 views

What is the (*) in Windows Performance Counters

Take the following counter for example: \LogicalDisk(*)\% Free Space Where can I find what can be plugged in place of the *? I know sometimes it's _global_ and other times it can be _total_. I ...
4
votes
2answers
142 views

Hyper-V Performance Monitoring

Background I am very new to the world of server-based virtualization (I've been running VM's on my desktops for years). The organization I work for has recently purchased a Dell server that will be ...
0
votes
1answer
237 views

which performance counters mainly matter for windows server performance?

We have a website which is sometimes performing slowly, and / or completely hangs. I have setted up temporarily the default system performance data collector in Performance Monitor, to see if this ...
0
votes
1answer
52 views

Linux user permissions setup for monitoring tool

We have external monitoring tool which will access our linux machines through SSH and will read top/ping/netstat/disk activity. As i am creating separated ssh key and separated user for this purpose i ...
0
votes
0answers
62 views

Live access logging for many nginx websites

I'm running a couple of dozen sites on a server for a client. This number moves around pretty fluidly as they test ideas and we have a flexible configuration to host things. The problem comes in that ...
0
votes
1answer
29 views

Before buying it, how can I tell if a storage array makes certain performance counters available over SNMP?

I've noticed that documentation for SNMP reporting that is built-in to devices (i.e. doesn't need an agent running in an OS) usually doesn't include a list of performance counters that are available ...
1
vote
1answer
542 views

Active Sessions Performance Counter for Web Server

I would like to monitor the number of active sessions for my ASP.Net 4.0. It is hosted on IIS7 Windows 2008 Server. When I looked at the Performance counter, I saw many instances. How could I know ...
0
votes
1answer
24 views

How to customize Windows “Performance Monitor”?

I'm wondering if that's possible to set a customized action counter that is not listed as one of the counters? e.g. a batch script that measure a time for running my application, and then notify the ...
1
vote
1answer
120 views

How to graph the web server load by using the nginx logs with response time?

I want to analyse if certain type of requests do have an important impact on the server. My backend service is behind nginx which logs all requests including the time needed to get the response. Now ...