06-18-2019 11:21 AM - edited 03-13-2023 10:15 PM
XR-vm - CLI's |
Description |
show context | look for any process crash, review time stamp[if it is too old, then no immediate action needed] |
show redundancy | verify if standby state is Ready and NSR-Ready |
show proc cpu | exclude " 0%" | look for processes hogging CPU |
show memory summary location all | gives a dump of overall system memory state with availability |
show hw-module fpd | all HW level FPD programming state, look for 'NEED UPGD' ; if found please upgrade FPD for that card |
show configuration commit list 5 | view last 5 commits |
show version | in uptime | verify system up time |
show media | verify filesystem space |
show watchdog memory-state location all | detailed memory status |
show rcc ipv4 unicast all | route consistency check [unicast only] |
show rcc ipv6 unicast all | RCC for v6 |
show lcc ipv4 unicast all | Label Consistency Check |
show lcc ipv6 unicast all | LCC for v6 |
show cef resource location <Line card> | ex GREEN | LC forwarding resources [if GREEN, we are good, any other color then the resources are getting over-utilized] |
Show CEF tables summary location <Line card> | show LC forwarding CEF tables for the LC |
show cef resource hardware ingress location 0/0/CPU0 | ex GREEN | LC forwarding at hardware level - ingress |
how cef resource hardware egress location 0/0/CPU0 | ex GREEN | LC forwarding at hardware level - egress |
show health gsp | inter-process communication - GSP health |
show health cfgmgr | configuration manager health |
show alarms brief system active | review output for alarm description requiring immediate action |
show health sysdb | system database [to store processes db] SYSDB health |
show asic-errors all summary location | look for any fast increment ASIC error counters |
show processes blocked location all | ex lpts | look for any processes in Mutex/reply blocked state for extended period of time |
Other Useful CLI's |
|
monitor interface * OR <interface name> | to review interface traffic incoming/outgoing - real time |
config t - lpts pifib hardware police location 0/0/CPU0 flow ssh known rate <> | to configure LPTS policer rate for incoming ssh sessions through LC interface |
admin config - fpd auto-upgrade enable | to enable auto-upgrade functionality for FPD versions during SW image upgrade |
show install active summary | to view list of active packages |
show install inactive summary | to view list of inactive packages |
install remove inactive | removed all inactive packages [ helps to clear disk space] |
install commit | to checkpoint current software version and packages installed |
show install request | to verify any ongoing install activity progress |
to move between different vm's [e.g. xr-vm, to sysadmin-vm to host-vm] | Ctrl+o, press again to go to next VM in sequence |
Admin-vm CLI's |
|
show controller fabric plane all detail | fabric plane details -verify if all planes are UP UP |
show controllers fabric health | overall fabric health |
show controller switch statistics detail | in "Rx Errors|Rx Bad CRC|Gbps" | ex " 0" | Monitor for Rx Errors/CRC errors on the control-ethernet Switch path. |
show platform | cards list |
show context | look for any process crash |
show install committed summary | show all packages installed and committed, verify if it matches with show install active summary |
show environment temperatures | shows temperature of all hw components [cards] |
show environment fan | fan status - speed, etc |
show environment power | power status |
show inventory all | all cards inventory [ you can find card serial numbers here] |
show vm | verify if all VM's are in 'running' state |
For verifying the packets drops or critical alarms , below CLI should help
show controllers npu stats traps-all instance all location 0/1/CPU0
Trap Type NPU Trap TrapStats Policer Packet Packet
ID ID ID Accepted Dropped
==============================================================================================
RxTrapMimSaMove(CFM_DOWM_MEP_DMM) 0 6 0x6 32037 0 0
RxTrapMimSaUnknown(RCY_CFM_DOWN_MEP_DMM) 0 7 0x7 32037 0 0
RxTrapAuthSaLookupFail (IPMC default) 0 8 0x8 32033 0 0
RxTrapSaMulticast 0 11 0xb 32018 0 0
RxTrapArpMyIp 0 13 0xd 32001 0 0
RxTrapArp 0 14 0xe 32001 1 0
RxTrapDhcpv4Server 0 18 0x12 32022 0 0
RxTrapDhcpv4Client 0 19 0x13 32022 0 0
RxTrapDhcpv6Server 0 20 0x14 32022 0 0
RxTrapDhcpv6Client 0 21 0x15 32022 0 0
RxTrapL2Cache_LACP 0 23 0x17 32003 0 0
RxTrapL2Cache_LLDP1 0 24 0x18 32004 0 0
RxTrapL2Cache_LLDP2 0 25 0x19 32004 38202 0
RxTrapL2Cache_LLDP3 0 26 0x1a 32004 0 0
RxTrapL2Cache_ELMI 0 27 0x1b 32005 0 0
RxTrapL2Cache_BPDU 0 28 0x1c 32027 0 0
RxTrapL2Cache_BUNDLE_BPDU 0 29 0x1d 32027 0 0
RxTrapL2Cache_CDP 0 30 0x1e 32002 0 0
RxTrapHeaderSizeErr 0 32 0x20 32018 0 0
RxTrapIpCompMcInvalidIp 0 35 0x23 32018 0 0
RxTrapMyMacAndIpDisabled 0 36 0x24 32018 0 0
RxTrapMyMacAndMplsDisable 0 37 0x25 32018 0 0
RxTrapArpReply 0 38 0x26 32001 84 0
RxTrapFibDrop 0 41 0x29 32018 94952 0
<snip>
Example
show controllers npu resources all location 0/1/CPU0
HW Resource Information
Name : lem
Asic Type : Jericho
NPU-0
OOR Summary
Estimated Max Entries : 786432
Red Threshold : 95 %
Yellow Threshold : 80 %
OOR State : Green
Current Usage
Total In-Use : 57 (0 %)
iproute : 33 (0 %)
ip6route : 2 (0 %)
mplslabel : 26 (0 %)
l2brmac : 0 (0 %)
NPU-1
OOR Summary
Estimated Max Entries : 786432
Red Threshold : 95 %
Yellow Threshold : 80 %
OOR State : Green
Current Usage
Total In-Use : 57 (0 %)
iproute : 33 (0 %)
ip6route : 2 (0 %)
mplslabel : 26 (0 %)
l2brmac : 0 (0 %)
NPU-2
OOR Summary
Estimated Max Entries : 786432
Red Threshold : 95 %
Yellow Threshold : 80 %
OOR State : Green
<snip>
show controllers npu voq-usage interface all instance 0 location 0/1/CPU0
-------------------------------------------------------------------
Node ID: 0/1/CPU0
Intf Intf NPU NPU PP Sys VOQ Flow VOQ Port
name handle # core Port Port base base port speed
(hex) type
----------------------------------------------------------------------
Hu0/0/0/0 48 0 0 9 9 2896 6616 remote 100G
Hu0/0/0/1 68 0 0 13 13 2960 7512 remote 100G
Hu0/0/0/2 88 0 0 17 17 2968 8408 remote 100G
=> To check any system Alarms
show alarms brief system history
------------------------------------------------------------------------------------
History Alarms
------------------------------------------------------------------------------------
Location Severity Group Set Time Description
Clear Time
------------------------------------------------------------------------------------
<LC> Major Software 03/23/2023 14:22:11 EDT Optics0/0/0/2 - hw_optics: RX LOS LANE-3 ALARM
03/23/2023 14:28:51 EDT
<LC> Major Software 03/23/2023 14:22:11 EDT Optics0/0/0/2 - hw_optics: RX LOL LANE-0 ALARM
03/23/2023 14:28:51 EDT
<LC> Major Software 03/23/2023 14:22:11 EDT Optics0/0/0/2 - hw_optics: RX LOL LANE-1 ALARM
03/23/2023 14:28:51 EDT
<LC> Major Software 03/23/2023 14:22:11 EDT Optics0/0/0/2 - hw_optics: RX LOL LANE-2 ALARM
03/23/2023 14:28:51 EDT
<LC> Major Software 03/23/2023 14:22:11 EDT Optics0/0/0/2 - hw_optics: RX LOL LANE-3 ALARM
03/23/2023 14:28:51 EDT
show alarms brief system active
------------------------------------------------------------------------------------
Active Alarms
------------------------------------------------------------------------------------
Location Severity Group Set Time Description
------------------------------------------------------------------------------------
0/PM0 Major Environ 05/19/2023 12:32:05 EDT Power Module Error (PM_VIN_VOLT_OOR).
0/PM0 Major Environ 05/19/2023 12:32:05 EDT Power Module Error (PM_NO_INPUT_DETECTED).
0 Major Environ 05/19/2023 12:32:05 EDT Power Group redundancy lost.
0/PM0 Major Environ 05/19/2023 12:32:09 EDT Power Module Output Disabled.
thanks a lot
The Cisco NCS5500 general health check guide provides a set of CLI commands and expectations for maintaining the device’s operational status. It covers various areas such as hardware status, memory utilization, and process health, ensuring that the system is functioning optimally. Regular checks using these commands can help identify potential issues early and maintain the network's.
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