Questions tagged [performance-counters]

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Strange behavior of the ASP.NET Applications Request/Sec performance counter

I have an application that is using GZIP compression, which is implemented in a third-party library. This library has a significant impact on processor utilization. When I disabled this library and ...
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49 views

Perf Counter \Terminal Services\Inactive Sessions reporting incorrect count

When looking at the Perf Counter \Terminal Services\Inactive Sessions, its telling me there is 1 inactive session. Im struggling to find proof that there is an inactive session. Looking in Task ...
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27 views

Windows performance counter returning strange value

When asking the value for the performance counter [\Terminal Services\Active sessions] the Windows Server 2019 sometimes returns values like 3.616667, 6.800000 or 6.766667. How is this possible?
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1answer
91 views

How can I configure a performance monitor to create directories that do not require elevation to access?

I have some performance counters that write to CSV files in the default location (%SYSTEMDRIVE%\Perflogs). The directories that it creates are "special." When I attempt to browse into them, explorer ...
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140 views

Cannot enable User Input Delay performance counter on Windows Server 2016

As per; https://docs.microsoft.com/en-us/windows-server/remote/remote-desktop-services/rds-rdsh-performance-counters One should be able to enable the User Input Delay performance counters. I have ...
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1answer
251 views

Performance counter files in Windows Server 2016 are limited to 2 GB in size

We want to record performance counters in files up to 6 GB in size. This worked on Windows Server 2008 R2 but on Windows Server 2016 the recording stops when the file has reached in 2 GB in size. We ...
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1answer
516 views

Measuring Only Page Faults That Reach the Disk

I would like to measure "truly" hard page faults, i.e. page faults that result in a disk IO. It looks as if Memory\Page Reads/sec might do the trick, but as was explained in this answer, the page ...
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1answer
915 views

Performance Counters: Page Reads/sec higher than Disk Reads/sec

Comparing the values for the Windows performance counters Page Reads/sec and Disk Reads/sec I noticed that page reads are consistently higher, which is strange, as it seems that page reads should be a ...
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465 views

CPU performance counter not working in Windows 10 guest, VMWare ESXi host

CPU performance counters are not working inside my Windows 10 guest virtual machine. I run a bare metal VMWare ESXi (6.5) host. As can be seen from the screen shot all other non-CPU performance ...
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3answers
2k views

Permissions required to create a performance counter

I'm trying to grant an application running as a service on a Windows 2012 R2 machine to create performance counters. I tried to add the service account the application is running under to the "...
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0answers
257 views

Perfmon counters are not restarted after reboot

The question has a long history, and I went through all previous questions (1, 2) but neither of them answers the question why the standard way doesn't work? If I don't want to use logman how can I ...
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1answer
321 views

“Skype for Business StatsMan PerfAgent” causing “The Open Procedure for service XXX in DLL ZZZ failed”

We followed the Microsoft article here and installed the "Skype for Business StatsMan PerfAgent" on our Skype for Business server. The product is working as expected but every 10 min the PerfAgent.exe ...
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2answers
173 views

What performance statistics can I use to determine if hyperthreading will improve performance?

There are several questions asking if disabling hyperthreading will improve performance (e.g. like this). The answer (as it is to all performance questions) is of course "profile it on your workload"....
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2k views

what does TCPV4 connections established perfmon counter mean?

We have around 60 windows based SMTP servers behind a load balancer. Out of these one server is taking significantly less traffic (1/10th) when compared to remaining servers. From perfmon, I see high '...
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1answer
747 views

Getting Intel SR-IOV Virtual Function counters

After some research on Intel SR-IOV, I've realized that there is no convenient way to get the VF counters while VF interface is being attached to a VM (for example to a QEMU/KVM VM with a Libvirt ...
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1answer
2k views

How to find the current number of https connections to IIS?

I recently enabled https for my site https://cooltext.com that runs on IIS. I'd like to know how many of my users are using https vs http. Google is directing search users to the https site, but most ...
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1answer
591 views

Number of Active Database Connections Performance Counters?

We are using OleDbConnection class to connect Oracle and SqlServer. At some places we are also using SqlClient and Oracle.DataAccess.OracleConnection. I need to know how many active connections our ...
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1answer
404 views

RemoteFX Network Peformance Counters / ETW Provider

I would like to collect the data from multiple Remote Desktop Host Servers as efficiently as possible. I know that PerfMon is a consumer of ETW events that are published via an ETW Provider. My ...
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1answer
438 views

JBOSS AS 7 monitoring Paramaters

We are using JBOSS AS 7 in standalone mode to run our web application. Our user base is around 1000 users and we have 4 instances of a JBOSS running on 4 RHEL6 machines behind a load balancer. ...
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1answer
6k views

“Committed Bytes In Use” is high when there are plenty of “Available Bytes”

My windows computer keeps showing low on memory message so I used performance monitor to check memory status. The results are: Commit Limit: 25,758,334,976 (bytes) Committed Bytes: ...
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0answers
87 views

XenServer 6.5 Zeroed Performance Metrics for IOPS

In one of my XenServer 6.5 pools, I'm adding some graphs in XenCenter to measure my iSCSI storage IOPS and throughput performance and I'm getting no response. The graph is actually responsive, but ...
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2answers
6k views

Windows command line tool for disk IO monitoring

I am looking at extracting disk IO statistics on Windows 2003 upon occurrence of some events, e.g. a long full GC occurring that is waiting a long time for CPU resource. I have read that Process ...
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1answer
729 views

Why am I getting performance counter errors?

I am trying to write C# code to access a computer (XP sp2) remotely to find out if a process is running. I don't know much about performance counters other than what I've been reading in the past ...
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1answer
2k views

What's the difference between Memory\Pool Paged Bytes and Process(_Total)\Paged Pool Bytes

(Be gentle with me, I'm a developer, not a server guy) I'm looking at some issues with custom code I have, and I'm tracking pool usage on a Windows Server 2008 machine. I'm confused about some ...
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1answer
465 views

Counters in Citrix Netscaler and their meanings (Diff) or (Actual)

I try to configure some Citrix Netscaler Command Center Reports. When I configure a Custom Report I can choose between different available counters. Per example: Vserver Hits Vserver Hits(Actual) ...
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0answers
825 views

Performance counter to show real IIS response time

What performance counter should I use to display current average IIS response time? ASP.NET counters correctly show the time spent in ASP.NET, but real latency is much bigger, which is confirmed by ...
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0answers
332 views

Investigating Citrix app server “slowless”

Currently have a client stating that the 5 users on a 2cpu, 4gb mem app server are experiencing slowness and often, locking up for moments at a clip. Framework is a VM running in vSphere 5.5 [intel ...
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2answers
1k views

Which value of HDD avgqu-sz is critical?

This is my graph of HDD avgqu-sz from different app machines: App caches data in memory and every n minutes are data flushed to filesystem + every m minutes are data (re)loaded from filesystem in ...
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4answers
10k 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 ...
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1answer
6k views

Event ID: 2002 Source: IIS-W3SVC-PerfCounters on Windows Server 2012

My server is showing on Event Viewer this error every hour. Log Name: Application Source: Microsoft-Windows-IIS-W3SVC-PerfCounters Date: 03/10/14 9:07:42 Event ID: 2002 Task ...
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1answer
2k 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 ...
2
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1answer
1k views

Execute ps1 script when CPU threshold is meet

I'm looking for a function similar to Debug Diagnostics Collector. Where you can setup a performance (or any counter) trigger (eg. above 50% CPU over 50 seconds). Once condition of a trigger are ...
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1answer
6k 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 ...
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2answers
1k views

Count instances of application using Windows Performance Counters

I have a terminal services server that runs instances of a thick-client application and serves them up to users via RemoteApp. In order to do some capacity planning I would like to continuously log ...
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0answers
377 views

How to monitor MSMQ perfomance counters for different roles in windows cluster

By default it is not possible to view perf counters for clusterd instance of MSMQ in windows cluster. The solution is to create a registry key NetNameForPerfCounters and assign role name to it. This ...
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0answers
372 views

Query performance counters from powershell

I am trying this script to query performance counters in different localized windows server versions. http://www.powershellmagazine.com/2013/07/19/querying-performance-counters-from-powershell/ ...
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1answer
2k 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 ...
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2answers
1k views

How to clear/reset the top-commands TIME counter

To find a performance problem I use "top" commands TIME column in cumulative mode (which is important for me because it also captures all the small executed child processes) When any changes in the ...
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1answer
467 views

Logging performance counters to ODBC in Windows Server 2012

I'm trying to update a data collector set to log specific performance counters to ODBC (SQLServer), however the "Data source name" dropdown is greyed. I have configured an ODBC System data source (...
4
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1answer
2k 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 ...
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2answers
2k 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 ...
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2answers
2k 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 ...
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1answer
86 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 ...
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1answer
105 views

How can I replicate performance counter setups in an Azure WorkerRole?

I am trying to collect performance statistics on our Azure application. Up till now, our process has been to set up the roles with RDP enabled, connect, manually set up the performance counters, log ...
0
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1answer
2k views

View the performance counters I have added to a Data Collector set after creation on Windows Server 2008 R2

I have been working on creating a Data Collector Set to use to collect relevant performance information for an application my team is developing. I am using Performance Monitor on a Windows 2008 R2 ...
2
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1answer
2k views

Using Perfmon on Windows Server 2008 R2 Which counter value should be used for physical memory usage?

I am attempting to use Performance Monitor to set up a relevant User Defined Dataset on a Windows 2008 R2 Server. This is to track the performance costs incurred by an application that my team is ...
5
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1answer
8k views

How to tell a Performance Monitor Data Collector Set to regularly generate Reports?

In a nutshell, my goal is to do a long-time recording of several performance counters. My steps I took until now were: Some days ago I've created several user-defined Data Collector Sets in Windows ...
2
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1answer
1k views

How do I create performance counter instance names for two different iis applications

I have several iis servers setup visibly identically in different environments (Dev/Test/Staging/etc). Within iis, I have an app pool "MyApplicationAppPool" and three web applications running within ...
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1answer
874 views

High response time with pingdom

I have a server hosted at my end, I am monitoring the server with pingdom and also my router. Strange thing is the response time towards the router is fine, but when the traffic flows towards the ...
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1answer
52 views

IIS 7 Determine popular / commonly used URL

I'm trying to find the right performance counter in IIS 7 which would tell me what the most commonly requested URL is, but I think I may be looking in the wrong place. How would I go about finding ...