process_event_log

The process_event_log table logs all changes in the status of server process instances.

Structure

The process_event_log table has the following structure:

TABLE process_event_log
logical_machine_id
INTEGER
NOT NULL,
logical_process_name
VARCHAR(10)
NOT NULL,
logical_process_instance
INTEGER
NOT NULL,
process_id
INTEGER
NOT NULL,
process_status
INTEGER
NOT NULL,
process_status_comment
VARCHAR(255)
NULL,
timestamp
DATETIME
NOT NULL)

Column

Description

logical_machine_id

ID of the server where the process instance that this event applies to is running, as defined in the node_cluster table.

logical_process_name

Logical name of the process that this event applies to.

Note: See "Administering iProcess Engine Server Process" in TIBCO iProcess Engine Administrator's Guide for a list of logical process names.

logical_process_
instance

ID of the process instance that this event applies to, as defined in the process_config table.

process_id

Process ID (PID) of the process instance that this event applies to.

process_status

Status change event that occurs for the specified process instance. One of the following:

• 3000 - process instance started.
• 3001 - process instance stopping.
• 3002 - process instance stopped.
• 3003 - process instance died.
• 3004 - process instance paused.
• 3005 - process instance unpaused.

process_status_comment

Description of the process_status entry, as reported to the Process Sentinels by the process.

timestamp

Date and time that this event occurred.

Primary Key

None.

Triggers

None.

Indexes

None.

Table Activity

The process_event_log table contains one row for each status change event that has occurred to each instance of a server process.

Rows are added, updated and deleted in the following situations.

A row is...

When...

added

a process starts, receives a shutdown command, or shuts down.

updated

never.

deleted

never.

Note: Because rows are never deleted automatically, TIBCO recommend that you regularly monitor the size of this table and delete or archive rows manually if you need to.