The DCD_PARSE_STATE_EMERGENCY message is reported into the system message file whenever the interface process (dcd) encounters an unhandled internal state during interface parsing. This article documents an approach to troubleshoot this problem. The DCD_PARSE_STATE_EMERGENCY message is logged each time the dcd process encounters an unhandled internal state during interface … [Read more...]
DCD_TRASHED_RED_ZONE
The Device Control Daemon (DCD) found a memory error while de-allocating heap memory. Heap memory that is allocated for write is overwritten in error. Below are examples messages of the error: Oct 6 18:04:04.169 router-re0 cscript: Activating AIS script:DCD_TRASHED_RED_ZONE. Oct 6 18:04:04.169 router-re0 cscript: Activating AIS script:DCD_PARSE_STATE_EMERGENCY. Oct 6 … [Read more...]
DCD_RTSOCK_READ_SYNC_NOBUF
The DCD_RTSOCK_READ_SYNC_NOBUF message is reported into the system message file whenever the interface-control process (dcd) could not obtain memory to read a message from kernel. This article documents an approach to troubleshoot this problem. The DCD_RTSOCK_READ_SYNC_NOBUF message is logged each time the dcd process is not able to obtain memory to read messages from the … [Read more...]
Troubleshoot the ‘DCD_CONFIG_WRITE_FAILED’ log message
The DCD_CONFIG_WRITE_FAILED log message is generated in Junos. The following cases have been captured: Case 1 - Incorrect encapsulation that was set on the interface leads to the error message being generated. Case 2 - illegal encapsulation for per-unit-schedular. Other possible causes for this log message are: Out of Order Messages: These messages are due … [Read more...]
DCD_CONFIG_WRITE_FAILED
When the Device Control Daemon (DCD) receives an error code from the kernel, the DCD does not know which resource is unavailable. The daemon will create a standard UNIX error string based on the error code. When attempting to commit a configuration, the commit fails and the system logs messages similar to the following: dcd[****]: DCD_CONFIG_WRITE_FAILED: Interface … [Read more...]