# Callback (wall_writer)
Insert message into process wall
# Config
wall_writer:
config:
# Optional | Type: string | Default: null
# Inserted message
message: "Process {$_process->id} has started"
# Optional | Type: int | Default: null
# Severity of message (0-7)
severity: """
0 = debug
1 = info (processing actions (next step failure etc.))
2 = notice (comments, files)
3 = warning
4 = error
5 = critical
6 = alert
7 = emergency
"""
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