Use the triggerdrivedump command to collect support data from a disk drive. This data can help you understand problems with the drive, and does not contain any data that applications might have written to the drive.
Use this command to collect internal log data from a drive and store the information in a file in the /dumps/drive directory. This directory is on one of the nodes connected to the drive. The system limits the number of drive dump files in the directory to 24 per node.
triggerdrivedump 2
The resulting output:
Dump file for drive [2] created