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display isis spf-log
Format
display isis spf-log [ process-id ] [ [ level-1 | level-2 ] | ipv6 | verbose ]*
display isis process-id spf-log [ [ level-1 | level-2 ] | ipv6 | verbose ]*
Parameters
| Parameter | Description | Value |
|---|---|---|
| process-id | Specifies an IS-IS process ID. | The value is an integer that ranges from 1 to 65535. |
| ipv6 | Displays SPF logs in IPv6 topologies. | - |
| level-1 | Displays Level-1 SPF logs. | - |
| level-2 | Displays Level-2 SPF logs. | - |
| verbose | Displays detailed information about SPF logs. | - |
Usage Guidelines
You can use this command to view IS-IS SPF logs, including the start time, duration, number of nodes, and triggered events of SPF calculation.
Example
# Display IS-IS SPF logs.
<AC6605> display isis spf-log
SPF Log information for ISIS(1)
-------------------------------
ISIS(1) Level-1 SPF Log
-----------------------
StartTime Duration Nodes Count Last Trigger LSP Trigger Event
-------------------------------------------------------------------------------
11:16:59 0 1 4 NULL ISPF_ADJ_NEXTHOP_CHG
16:58:35 0 2 11 NULL ISPF_LINK_ADD
16:58:22 0 0 11 0000.0000.0003.02-00 ISPF_NODE_DEL
16:48:12 0 2 10 NULL ISPF_LINK_ADD
16:42:34 0 1 2 NULL FULL_SPF
ISIS(1) Level-2 SPF Log
-----------------------
StartTime Duration Nodes Count Last Trigger LSP Trigger Event
-------------------------------------------------------------------------------
11:17:01 0 1 4 NULL ISPF_ADJ_NEXTHOP_CHG
16:48:11 0 2 10 NULL ISPF_LINK_ADD
16:42:34 0 1 2 NULL FULL_SPF
Table 6-268 Description of the display isis spf-log command output
Item |
Description |
|---|---|
StartTime |
Start time of SPF calculation. |
Duration |
Duration of SPF calculation. |
Nodes |
Number of nodes in SPF calculation. |
Count |
Number of times SPF calculated is triggered. |
Last Trigger LSP |
LSP that triggers the last SPF calculation:
|
Trigger Event |
Event that triggers the last SPF calculation:
|
