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Foglight for Sybase 6.3.0 - User and Reference Guide

Using Foglight for SAP ASE
Exploring the SAP ASE Dashboards About the Sybase_MDA Agent About the Sybase_RS Agent Generating SybaseMDA Reports
Reference

Buffer Pools Dashboard

The Buffer Pools dashboard provides performance details for cache operations. This dashboard contains the following:

Data Cache Activity Tab

Data Cache can be divided to Buffer Pools with different I/O sizes.

The cache objects shown in this table are determined by the values set for the following Sybase_MDA agent properties:

For more information, see Setting Data Retrieval Properties .

Data cache information is provided in a table and charts:

This table includes two Data Cache Activity Buttons, which provide a simple way to find peaks times.

You can drill down by clicking any table field. A popup appears providing further drill downs to:

Cache Detail Graph— Sybase Data Each Detail Graph popup appears showing Hit Rate Average (in percent) and Hit Rate Minimum (in percent) plotted over time.

Cache Name

The name of the cache.

Last Sample

Hit Rate %

The percentage of times a requested procedure was found and therefore not read into the named cache.

Cache Hits (buffers) per sec

The number of times per second a requested page was found and therefore not read into the named cache.

Cache Hits (buffers) count

The number of buffers retrieved (that is, the number of Logical Reads) from the cache.

Cache Misses (buffers) per sec

The number of times per second a requested page had to be read into the named cache because it was not found.

Cache Misses (buffers) count

The number of buffers read (that is, the number of Physical Reads) into the cache from disk.

“Dirty” Buffer Retrievals

The number of dirty buffer retrievals.

Time Range Period:

Hit Rate

The number of times per second a requested page was found and therefore not read into the named cache for the selected time range.

You can drill down by clicking on any field in this column. A popup appears showing the following three values, plotted over time:

Avg. Hit Rate %

The average percentage of times a requested page was found and therefore not read into the named cache for the selected time range.

Avg. Cache Hits (buffers) per sec

The average number of cache hits per second for the selected time range.

Avg. Cache Hits (buffers) count

The average number of cache hits for the selected time range.

Avg. Cache Misses (buffers) per sec

The average number of cache misses per second for the selected time range.

Avg. Cache Misses (buffers) count

The average number of cache misses for the selected time range.

Buffer Pools Activity Tab

Buffer pools information is provided in a table and charts:

Procedure Cache Activity Tab

Procedure cache activity information is provided in a table and charts:

Documentos relacionados
Foglight for Sybase - 6.3.0
Release Notes
User and Reference Guide
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