Rate This Document
Findability
Accuracy
Completeness
Readability

MPI Timeout Log Analysis Script Instructions

HMPI provides timeout logging to help diagnose hangs. These logs distinguish between senders and receivers, enabling users to pinpoint the root cause process or node. Timeout logs need to be parsed by using the mpi_logparser.py script.

Table 1 Input options of the mpi_logparser.py script

Option

Required (Yes/No)

Description

-f

Either -f or -d is required.

Timeout log file generated by MPI.

-d

Either -f or -d is required.

Timeout log directory generated by MPI.

-o

No

Redirection log output of the analysis script.

-u

No

Maximum number of suspicious nodes that can be printed.

-l

No

Level of the log printed in the analysis script.

-s

No

Whether to skip GID parsing.

Example:

mpi_logparser.py -f output.log