Analyzing Storage Performance

Introduction The purpose of this article is to provide prescriptive guidance on how to troubleshoot logical and physical disk response times in regards to Windows performance analysis. Start with the following performance counters to analyze disk response times: \LogicalDisk\Avg. Disk Sec/Read \LogicalDisk\Avg. Disk Sec/Write \LogicalDisk\Disk Bytes/Sec \LogicalDisk\Disk Reads/Sec \LogicalDisk\Disk Writes/Sec \LogicalDisk\Split IO/sec \LogicalDisk\Disk Transfers/sec These…

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Symptoms: Lack of Free System Page Table Entries (PTEs) and Error Message: ERROR_NO_SYSTEM_RESOURCES (1450)

Introduction The purpose of this article is to provide prescriptive guidance on how to troubleshoot free system page table entries (PTEs) in regards to Windows performance analysis. Start with the following performance counters to analyze free system PTE’s: · \Memory\Free System Page Table Entries A page table is the data structure used by the Windows…

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Symptoms: Lack of Free System Page Table Entries (PTEs) and no system-wide delays

Introduction The purpose of this article is to provide prescriptive guidance on how to troubleshoot free system page table entries (PTEs) in regards to Windows performance analysis. Start with the following performance counters to analyze free system PTE’s: · \Memory\Free System Page Table Entries A page table is the data structure used by the Windows…

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Symptoms: Lack of Free System Page Table Entries (PTEs) and system-wide delays (I/O request failures)

Introduction The purpose of this article is to provide prescriptive guidance on how to troubleshoot free system page table entries (PTEs) in regards to Windows performance analysis. Start with the following performance counters to analyze free system PTE’s: · \Memory\Free System Page Table Entries A page table is the data structure used by the Windows…

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Welcome to the Counter of the Week blog

This is an initiative to document common performance issues through Microsoft Windows performance counters. Think of this as the “troubleshooting” section in the back of the user manual. While the content in these documents are nothing new the format of these documents are to help you quickly find symptoms of an issue, how to diagnose the…

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Symptoms: Lack of Free System Page Table Entries (PTEs), system-wide delays (I/O request failures), and low on Paged Pool Memory and/or Non-paged Pool Memory on 32-bit Windows

Introduction The purpose of this article is to provide prescriptive guidance on how to troubleshoot free system page table entries (PTEs) in regards to Windows performance analysis. Start with the following performance counters to analyze free system PTE’s: \Memory\Free System Page Table Entries A page table is the data structure used by the Windows Virtual…

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