Unexpected IOM Module Reboot: “ModuleReboot: Startuptype5-Crashreset” Event Observed
Applies to
- FAS 8300
- ONTAP version 9.14.1P12
- Disk shelves with IOM modules (e.g., FAS8300, shelf 14 IOM B)
Issue
- A one-time unexpected reboot of an IOM module was observed and logged as:
Node-02:storlog_admin:sla.shelf.mod.reboot.unexp:error]: Unexpected reboot event reported by module B in shelf: 0a.xx.xx.xx, log: Thu Jan 1 00:00:00 1970 (0+00:00:00.190);02000093;U?;HAL;hal;04;ModuleReboot: Startuptype5-CrashresetNode-02:dsa_worker5:ses.IOMLogCrash:debug]: Encountered a crash in Exception Log on IOM module B SN[xxxxxxxx] FW0210, channel 0a.14.xx shelfID 14 shelf SN[Sxxxxxxxxxxxxx].Node-02:storlog_admin:sla.shelf.message:debug]: params:{'type':'SEVERITY','log':'Thu Jan 1 00:00:00 1970 (0+00:00:00.251);0200013D;U?;HAL;hal;02;Failure info: Cause:00000001[Undefined] PC:001b6f60 Thread(current):i2ctranswork0'}
- No alert was sent from the hardware .
- The shelf and IOM module returned to normal operation after the event.
- No customer impact was reported.