Description

FPC reboots multple times

Symptoms

user@root>: %PFE-5: fpc2 CMIC(2/1) link 0 SFP receive power low warning set

user@root> : %PFE-5: fpc2 XL[0:0]-1 Congestion Detected, Active Zones:f:f:f:f:f:f:f:f:f:f:d:1:3:a:f:f

user@root>: %PFE-5: fpc2 Error: /fpc/2/pfe/0/cm/0/XMCHIP(1)/1/XMCHIP_CMERROR_PT_INT_REG_PCT_PAR_ERR (0x702c8), scope: pfe, category: functional, severity: major, module: XMCHIP(1), type: PT: PCT parity error detected

user@root> %PFE-5: fpc2 Performing action log for error /fpc/2/pfe/0/cm/0/XMCHIP(1)/1/XMCHIP_CMERROR_PT_INT_REG_PCT_PAR_ERR (0x702c8) in module: XMCHIP(1) with scope: pfe category: functional level: major

user@root>tnp.tftpd[15932]: %DAEMON-6-TFTPD_CONNECT_INFO: TFTP write from address 18 port 2 file /var/tmp/fpc2_XL[0:0]-1_ppe_debug

user@root>: %PFE-5: fpc2 Performing action cmalarm for error /fpc/2/pfe/0/cm/0/XMCHIP(1)/1/XMCHIP_CMERROR_PT_INT_REG_PCT_PAR_ERR (0x702c8) in module: XMCHIP(1) with scope: pfe category: functional level: major

user@root> %PFE-5: fpc2 Performing action reset-fru for error /fpc/2/pfe/0/cm/0/XMCHIP(1)/1/XMCHIP_CMERROR_PT_INT_REG_PCT_PAR_ERR (0x702c8) in module: XMCHIP(1) with scope: pfe category: functional level: major

user@root>tnp.tftpd[15932]: %DAEMON-6-TFTPD_RECVCOMPLETE_INFO: Received 2 blocks of 512 size for file '/var/tmp/fpc2_XL[0:0]-1_ppe_debug.1'

user@root> %PFE-3: fpc2 Cmerror Op Set: XMCHIP(1): XMCHIP(1): PT0: PCT parity error detected - Address 0x3c0 (URI: /fpc/2/pfe/0/cm/0/XMCHIP(1)/1/XMCHIP_CMERROR_PT_INT_REG_PCT_PAR_ERR)

user@root> %PFE-5: fpc2 XL[0:0]-1 Congestion Detected, Active Zones:f:f:f:f:f:f:f:f:f:f:d:1:3:a:f:f

user@root>: %PFE-3: fpc2 ppe_error_interrupt(5486): XL[0:0]_PPE 16 Errors thread timeout error

user@root> ppmd[9134]: %DAEMON-6-PPMD_PFE_SHUTDWN: PPMD: Connection Shutdown/Closed with PFE: fpc2

user@root>%PFE-5: fpc2 Ukern event counter Sock_tx init delayed

 

The interesting thing is I don't see any active alarm and FPC is UP:

 

Slot 2 information:

 State                Online

 Temperature           55 degrees C / 131 degrees F

 Total CPU DRAM         3584 MB

 Total XR2            291 MB

 Total DDR DRAM         24960 MB

 FIPS Capable            False

 FIPS Mode              False

 Start time             2024-03-22 19:00:00 UTC

 Uptime               13 minutes, 2 seconds<<<<<<<<<<<<

 Max power consumption      541 Watts

 

user@root> show system core-dumps no-forwarding

 

/var/crash/*core*: No such file or directory

/var/tmp/*core*: No such file or directory

/var/tmp/pics/*core*: No such file or directory

/var/crash/kernel.*: No such file or directory

/var/jails/rest-api/tmp/*core*: No such file or directory

/tftpboot/corefiles/*core*: No such file or directory

 

 

user@root> show chassis alarms no-forwarding

No alarms currently active

Solution

FPC reboots several times but then it comes up without cores or alarms. reseat and if the error won't stop, RMA FPC.

Modification History

2024-03-22 : Article Created