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Channel: SolarWinds Knowledge Base - Performance (NPM)
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I am experiencing slow network connections on Windows 2008 Server, Windows 7,...

Many users have experienced slow network connection speed related to the Windows Auto-Tuning Level for TCP Connections feature of Windows 2008 Server, Windows 7, and Windows Vista. In some cases, ...

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Disabling User Account Control (UAC)

In some cases, having User Account Control (UAC) enabled on Windows Server 2008 and Windows Vista (evaluation-only) can lead to installation errors. The following procedure disables UAC to address ...

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Slow performance on Windows Server 2008, Windows Vista, and Windows 7

If Orion is installed on Windows Server 2008 or Windows Vista and there are any devices on your network, between your Orion server and your database server, that do not support RFC 1323, “TC ...

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Orion NPM v10.1.3 Release Notes (Orion Core 2011.1.1)

Orion Network Performance Monitor version 10.1.3 Release Notes are located at http://www.solarwinds.com/support/Orion/docs/ReleaseNotes/releaseNotes.htm.The following fixes to Orion NPM are includ ...

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How much bandwidth does SolarWinds require for monitoring?

SolarWinds requires roughly 1.0 Mbps for every 10,000 monitored objects. The following calculation is representative of an environment monitored by SolarWinds: Total Traffic per Monitored ...

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Delayed interface utilization statistics

Reports of interface percent utilization may be delayed due to the way SolarWinds polls the statistics required to calculate percent utilization. Interface percent utlilization is cacluated using ...

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Orion NPM 10.2 RC4 never logs into the Orion Web Console - Request timed out

Symptom Orion NPM 10.2 RC4 never logs into the Orion Web Console Issue The login page can take more than 5 minutes to display an error page indicating "Request timed out". See the instructions ...

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How do SNMP and WMI polling compare?

SolarWinds testing has indicated that it takes 5 times as long to complete a WMI poll as it does to complete an SNMP poll. SolarWinds recommends no more than 10000 unique monitored objects per pol ...

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Critical index fragmentation detected during database maintenance

The following event is generated when a database maintenance task detects highly fragmented database indexes: Critical index fragmentation detected during database maintenance Highly fragmented ...

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How do I disable topology polling calculations?

Issue: How do I disable topology polling? Resolution Beginning with the SolarWinds Orion Platform 2011.2, released with SolarWinds Orion NPM version 10.2, performance data and topology data are ...

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The web console is excessively slow when using a web proxy.

The Orion Web Console is slow when using a web proxy. Issue: The web console is excessively slow when using a web proxy. Resolution: When multiple appliications are using the same web proxy, y ...

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SolarWinds Beta: Removing debug information from the top left corner of your...

Issue: How do I remove the debug information from my web console? Resolution: When you install your SolarWinds Beta, SolarWinds launches some diagnostic tools, by default, as seen in the screen ...

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NPM version 10.2.2 Hotfix 1 addressing Web console performance issues when...

A hotfix for NPM version 10.2.2 that addresses selected web console performance issues for SolarWinds environments using large numbers of groups and dependencies is currently available. For more i ...

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What's New in Orion NPM 10.3?

What's New in Orion NPM 10.3? The following new features and enhancements are provided in Orion NPM 10.3: The following node, interface, and volume charts, available in Node Details and Interf ...

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What are the new features in Orion NPM 10.3?

Orion NPM version 10.3 provides the following new features. Japanese localization is now available The following node, interface, and volume charts, available in Node Details and Interface Det ...

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[Archive] What are the new features in Orion NPM 10.2?

Monitoring Enhancements Discover and monitor IPv6 devices Discover and monitor Windows servers using WMI Gather statistics on a per-CPU basis for many devices Send and receive SNMPv3 traps ...

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Why do I have gaps in my data?

Issue Data gaps in web console charts and graphs. Resolution There are many possible explanations for apparent gaps in chart data. The SolarWinds technical reference, "Diagnosing Chart and Grap ...

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Export to PDF failed. Error: The hostname could not be parsed.

Issue: You get the following error: Export to PDF failed. Error: The hostname could not be parsed. Cause: Possibly because SSL is being used on the website. Resolution: Edit the web.config file ...

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Hardware Health: SAM & NPM Differences

SAM Hardware Polling: SAM can monitor hardware (servers) from VMware hosts, HP ProLiant, Dell PowerEdge, and the IBM X-Series. Hardware monitoring is achieved by polling via SNMP, WMI, or VMware A ...

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What polling method should I use?

SolarWinds Orion NPM can use any of the following three types of polling to collect performance information from monitored devices: Internet Control Message Protocol (ICMP) Simple Network Mana ...

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