SSH Reference Manual
zstn-evt-trace-stop value is 15 
"<1> Trace stopped" 
•  CAUSE: An STN trace was stopped.  
•  EFFECT: None. 
•  RECOVERY: The binary trace file may now be forwarded to Support, or may be formatted using the GTRED 
program. 
zstn-evt-trace-segment value is 16 
"<1> Trace not started to <2> size <3> allocatesegment error <4>" 
<2> extended segment file name 
<3> size of the file 
<4> error code 
•  CAUSE: An error was encountered when allocating an extended segment file. 
•  EFFECT: Tracing is not enabled. 
•  RECOVERY: Correct any errors in the trace filename, or select a disk with more available space, then retry the 
TRACE command. 
zstn-evt-takeover value is 18 
"<1> Backup process takeover due to: <2>" 
<2> reason of the takeover, such as primary cpu failure, etc. 
•  CAUSE: STN backup process takeover. 
•  EFFECT: Backup process resumes STN operation. Any sessions active in the previous primary process are 
lost. New sessions will be accepted immediately. Depending on backup CPU availability, a new backup 
process is automatically started. 
•  RECOVERY: If the reason for the backup takeover, such as primary CPU failure, is understood, then no action 
is required. Otherwise, contact Support. 
zstn-evt-trace-error value is 19 
"<1> Trace not started to <2> size <3> error <4> / <5>" 
<2> trace file name 
<3> trace file size 
<4> error code 
<5> detail error 
•  CAUSE: An unusual error was encountered while opening a trace file. 
•  EFFECT: Tracing is not enabled. 
•  RECOVERY: Contact Support. Retry the TRACE command. 
HP NonStop SSH Reference Manual  STN Reference • 295 










