DBA_HIST_SHARED_SERVER_SUMMARY
displays historical information for shared servers. This includes information about shared server activity, the servers, common queues, and dispatcher queues. This view obtains information from V$SHARED_SERVER
, V$DISPATCHER
, V$CIRCUIT
, and V$QUEUE
, and is aggregated over all servers, dispatchers, queues, and circuits.
Column | Datatype | NULL | Description |
---|---|---|---|
|
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Unique snapshot ID |
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Database ID for the snapshot |
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Instance number for the snapshot |
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Total number of samples |
|
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Last sample timestamp |
|
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Cumulative sum of total number of connections over all samples. To determine the average number of connections between two snapshots, divide the difference in |
|
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Cumulative sum of active number of connections over all samples. To determine the average number of active connections between two snapshots, divide the difference in |
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Cumulative sum of total number of servers over all samples. To determine the average number of servers between two snapshots, divide the difference in |
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Cumulative sum of active number of servers over all samples. To determine the average number of active servers between two snapshots, divide the difference in |
|
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|
Cumulative sum of total number of dispatchers over all samples. To determine the average number of dispatchers between two snapshots, divide the difference in |
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Cumulative sum of active number of dispatchers over all samples. To determine the average number of active dispatchers between two snapshots, divide the difference in |
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|
Total shared server busy time (in hundredths of a second) |
|
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|
Total shared server idle time (in hundredths of a second) |
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Total shared server incoming network wait time (in hundredths of a second). This includes waits for receives and resets. This time is also included in |
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Total shared server outgoing network wait time (in hundredths of a second). This includes waits for sends and outbound connection requests. This time is also included in |
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|
Number of messages processed |
|
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|
Total number of bytes in all messages |
|
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Total time that all items in the common queue have waited (in hundredths of a second) |
|
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|
Total number of items that have ever been in the common queue |
|
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Total number of items that have ever been in a dispatcher queue |
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The database ID of the PDB for the sampled session |
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The ID of the container that
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See Also:
"V$QUEUE"