Tm ras enhancements, Tm dram crc error interrupt, Examples – Brocade MLX Series and NetIron Family (Supporting Multi-Service IronWare R05.6.xx) User Manual

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Brocade MLX Series and NetIron Family Documentation Updates

53-1003301-07

TM RAS Enhancements

TM DRAM CRC error interrupt

The TM ingress DRAM CRC needs to be monitored for all line cards and action may need to be
taken based on the configuration. The default action is to disable all ports of that TM and this can
be overridden by line card reset action through configuration.

Brocade(config)#sysmon tm ingress-dram-crc disable

Syntax: [no] sysmon tm ingress-dram-crc action

disable-ports - ports disable for dram crc errors

none - No action

reset-linecard - linecard reset for dram crc errors

syslog - syslog will be added for dram crc errors

Examples

For default action

TM log

Mar 4 20:33:57: Slot 1 PPCR 1 TM Reg offset 0x0000800 Value 0x00000600

Syslog

Mar 4 20:33:57:A:System: LP15/TM0: All ports down due to Ingress DRAM CRC

Mar 4 20:33:57:I:System: Interface ethernet 15/4, state down - ingress DRAM CRC

Mar 4 20:33:57:I:System: Interface ethernet 15/3, state down - ingress DRAM CRC

Mar 4 20:33:57:I:System: Interface ethernet 15/2, state down - ingress DRAM CRC

Mar 4 20:33:57:I:System: Interface ethernet 15/1, state down - ingress DRAM CRC

For line card reset action:

TM log

Mar 4 20:33:57: Slot 1 PPCR 1 TM Reg offset 0x0000800 Value 0x00000600

Syslog

Mar 4 20:33:57: D:System: Module reset in slot 1, triggered by TM Health

Monitoring

Mar 4 20:33:57: D:System: TM Health Monitoring detects an issue in slot 1 ppcr 1

Reg Offset 0x00000800 Value 0x00000040

For syslog action

May 18 12:06:04:A:System: LP15/TM0: dram crc errors are detected