Foglight for Exchange 5.8.2 - User and Reference Guide

This view displays metrics associated with the RPC/HTTP proxy for the selected Exchange server, which are gathered when the CAS RPC HTTP collection group is enabled.

Current Number of Unique Users. This graph charts the number of unique users currently connected to a back-end server via RPC/HTTP.

Current Number of Incoming RPC Over HTTP Connections. This graph charts the number of current front-end HTTP connections.

Number of Failed Back End Connection Attempts/sec. This graph charts the rate at which RPC proxy attempts are occurring but failing to establish a connection to a back-end server.

RPC HTTP Requests/sec. This graph charts the rate at which RPC/HTTP requests are being sent to the back-end server.

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When IMAP4 is selected in the Client Access tile, this view displays the following metrics for the server selected in the server list.

Connections. This graph charts the following metrics over the specified time interval:

Authenticate Failure & Connections Rejected. This graph charts the following metrics over the specified time interval:

STORE Rate. This graph charts the number of STORE commands processed each second over the specified time interval.

FETCH Rate. This graph charts the number of FETCH commands processed each second over the specified time interval.

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When OWA is selected in the Client Access tile, this view displays the following metrics for the server selected in the server list.

OWA Average Search Time. This button shows the calculated OWA average search time over the specified time interval.

OWA Average Response Time. This button shows the calculated OWA average response time over the specified time interval.

OWA Average Search & Response Times. This graph charts the following metrics over the specified time interval:

Peak Number of OWA Users. This metrics indicator shows the largest number of users that were simultaneously connected to Outlook Web Access since the process was last restarted.

Number of OWA Users. This graph charts the following metrics over the specified time interval:

OWA Logons/sec. This graph charts the number of Outlook Web Access user sessions that are created each second during the specified time interval. It provides a comparison against the computed average for the specified time interval.

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When POP3 is selected in the Client Access tile, this view displays the following metrics for the server selected in the server list.

Current Connections. The counter displays the number of connections that are currently open on the POP service. The graph charts the number of connections opened on the POP service during the specified time interval.

POP3 DELE Rate. This graph charts the number of DELE (delete selected message) commands processed each second over the specified time interval.

POP3 RETR Rate. This graph charts the number of RETR (retrieve selected message) commands processed each second over the specified time interval.

POP3 UIDL Rate. This graph charts the number of UIDL (unique ID listing) commands processed each second over the specified time interval.

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This view appears when a DAG cluster is selected under the Clusters container object in the Exchange Infrastructure view on the Exchange Explorer dashboard. It displays the following information and metrics about the databases on the selected DAG cluster.

Name. The list in the left pane of this view displays the names of the mailbox database copies that make up the selected DAG cluster. Selecting a database copy from this list populates the right panes with the corresponding the information and metrics for that database copy.

Active. The following details are displayed for the active database in the selected DAG cluster:

In addition, the following metrics are displayed for the active database in the selected DAG cluster:

I/O DB Reads (Attached) Average Latency. This graph shows the average time it takes to read from the database file.

I/O DB Writes (Attached) Average Latency. This graph shows the average time it takes to write to the database file.

I/O Log Writes Latency. This graph charts the average time, in milliseconds, that it takes to write a log buffer to the active log file. It provides a comparison against the computed average for the selected time interval.

Log Record Stalls/sec. This graph charts the number of log records that cannot be added to the log buffer because the log buffers are full. It provides a comparison against the computed average for the selected time interval.

Log Threads Waiting. This graph charts the number of threads waiting to write their data to the log to complete a database update. It provides a comparison against the computed average for the selected time interval.

Passive. The following details are displayed for the selected passive database copy:

In addition, the following metrics are displayed for the selected passive database copy:

Copy Queue Length. This graph charts the number of transaction log files waiting to be copied to the passive copy log file folder. It provides a comparison against the computed average for the selected time interval.

Replay Queue Length. This graph charts the number of transaction log files waiting to be replayed into the passive copy log file. It provides a comparison against the computed average for the selected time interval.

I/O DB Latency. This graph charts the following metrics over the specified time interval:

I/O Log Read Latency. This graph charts the average time, in milliseconds, that it takes to read a log buffer from the passive log file. It provides a comparison against the computed average for the selected time interval.

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This view appears when a CCR cluster node is selected under the Clusters container object in the Exchange Infrastructure view on the Exchange Explorer dashboard. It displays the following information and metrics about the storage groups in the selected CCR cluster.

Name. The list in the left pane of this view displays the names of the storage group(s) that make up the selected CCR cluster. Selecting a storage group from this list populates the right panes with the corresponding the information and metrics for that storage group.

Active. The following details are displayed for the active database in the selected DAG cluster:

In addition, the following metrics are displayed for the active storage group in the selected cluster:

I/O Log Writes Average Latency. This graph charts the average time, in milliseconds, that it takes to write a log buffer to the active log file. It provides a comparison against the computed average for the selected time interval.

Log Record Stalls/sec. This graph charts the number of log records that cannot be added to the log buffer because the log buffers are full. It provides a comparison against the computed average for the selected time interval.

Log Threads Waiting. This graph charts the number of threads waiting to write their data to the log to complete a database update. It provides a comparison against the computed average for the selected time interval.

I/O Database Writes Average Latency. This graph charts the average time it takes to write to the database file. It provides a comparison against the computed average for the selected time interval.

Passive. The following details are displayed for the selected passive database copy:

In addition, the following metrics are displayed for the selected passive storage group:

Copy Queue Length. This graph charts the number of transaction log files waiting to be copied to the passive copy log file folder. It provides a comparison against the computed average for the selected time interval.

Replay Queue Length. This graph charts the number of transaction log files waiting to be replayed into the passive copy log file. It provides a comparison against the computed average for the selected time interval.

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This view appears when a SCC cluster node is selected under the Clusters container object in the Exchange Infrastructure view on the Exchange Explorer dashboard. It displays the following information and metrics about the storage groups in the selected SCC cluster.

Name. The list in the left pane of this view displays the names of the storage group(s) that make up the selected SCC cluster. Selecting a storage group from this list populates the right panes with the corresponding the information and metrics for that storage group.

In addition, the following metrics are displayed for the active storage group in the selected cluster:

I/O Database Reads Average Latency. This graph charts the average time it takes to read from the database file. It provides a comparison against the computed average for the selected time interval.

I/O Database Writes Average Latency. This graph charts the average time it takes to write to the database file. It provides a comparison against the computed average for the selected time interval.

I/O Log Writes Average Latency. This graph charts the average time, in milliseconds, that it takes to write a log buffer to the active log file. It provides a comparison against the computed average for the selected time interval.

Log Record Stalls/sec. This graph charts the number of log records that cannot be added to the log buffer because the log buffers are full. It provides a comparison against the computed average for the selected time interval.

Log Threads Waiting. This graph charts the number of threads waiting to write their data to the log to complete a database update. It provides a comparison against the computed average for the selected time interval.

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