UDX_FENCED_PROCESSES
Provides information about processes Vertica uses to run user-defined extensions in fenced mode.
Column Name | Data Type | Description |
---|---|---|
NODE_NAME |
VARCHAR |
Name of the node that is reporting the requested information. |
PROCESS_TYPE |
VARCHAR |
Indicates what kind of side process this row is for and can be one of the following values:
|
SESSION_ID |
VARCHAR |
Identifier for this session. This identifier is unique within the cluster at any point in time but can be reused when the session closes. |
LANGUAGE |
VARCHAR |
The language of the UDx. For example ' |
MAX_MEMORY_JAVA_KB |
INTEGER |
The maximum amount of memory in KB that can be used for the Java heap file on the node. |
PID |
INTEGER |
Linux process identifier of the side process ( |
PORT |
VARCHAR |
For Vertica internal use. The TCP port that the side process is listening on. |
STATUS |
VARCHAR |
Set to UP or DOWN, depending on whether the process is alive or not. After a process fails, Vertica restarts it only on demand. So after a process failure, there might be periods of time when no side processes run. |
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