01-26-2017 04:47 PM - last edited on 03-25-2019 04:42 PM by ciscomoderator
I have a problem related limiting bandwidth on 3600 Switch, as while I applying the policy-map under Gigaethernet interface with any bandwidth value, a packet loss be appear although it carries a light traffic, and once I removed it, all thing work good, appreciate your help.
Switch#show version
Cisco IOS Software, ME360x_t Software (ME360x_t-UNIVERSAL-M), Version 15.3(3)S, RELEASE SOFTWARE (fc1)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2013 by Cisco Systems, Inc.
Compiled Thu 25-Jul-13 17:59 by prod_rel_team
ROM: Bootstrap program is WHALES boot loader
BOOTLDR: ME-3600X-24CX-M Boot Loader (ME360X-HBOOT-M), Version 12.2 [chetasha-14Dec_w2_loader 104]
Switch uptime is 2 years, 41 weeks, 6 days, 4 hours, 45 minutes
System returned to ROM by power-on
System image file is "flash:me360x_t-universal-mz.153/me360x_t-universal-mz.153.bin"
Last reload reason: power-on
License Level: AdvancedMetroIPAccess
License Type: Permanent
Next reload license Level: AdvancedMetroIPAccess
cisco ME-3600X-24CX-M (PowerPC8572) processor with 983040K/65528K bytes of memory.
Processor board ID FOC1751N2FF
Last reset from power-on
3 Virtual Ethernet interfaces
25 Gigabit Ethernet interfaces
2 Ten Gigabit Ethernet interfaces
The password-recovery mechanism is enabled.
1536K bytes of flash-simulated non-volatile configuration memory.
Base ethernet MAC Address : 3C:08:F6:DD:C8:00
Motherboard assembly number : 73-15815-01
Motherboard serial number : FOC1750N4EJ
Motherboard revision number : B0
Model number : ME-3600X-24CX-M
System serial number : FOC1751N2FF
Top Assembly Part Number : 68-5095-01
Top Assembly Revision Number : D0
Version ID : V02
CLEI Code Number : IPMT700DRC
Version Display:
===============
Psoc CPU version: 0x6
Psoc NILE version: 0xB
Blowhole Version: 0x24
Handoff FPGA version: 0x40002
TDM processor Eeprom version: 0x1
Configuration register is 0xF
Switch#show processes cpu
CPU utilization for five seconds: 3%/0%; one minute: 2%; five minutes: 2%
Switch#show policy-map 4M
Policy Map 4M
Class class-default
police cir 4096000 bc 1500000
conform-action transmit
exceed-action drop
Switch#show run interface Gi0/19
Building configuration...
Current configuration : 208 bytes
!
interface GigabitEthernet0/19
description BANK_QATR_C-186385
switchport trunk allowed vlan 800
switchport mode trunk
service-policy input 4M
service-policy output 4M
end
Switch#show policy-map interface gi0/19
GigabitEthernet0/19
Service-policy input: 4M
Class-map: class-default (match-any)
1766350 packets, 572046973 bytes
5 minute offered rate 126000 bps, drop rate 0000 bps
Match: any
police:
cir 4096000 bps, bc 1500000 bytes
conform-action transmit
exceed-action drop
conform: 1764722 (packets) 569685560 (bytes)
exceed: 1678 (packets) 2376757 (bytes)
conform: 127000 bps, exceed: 0 bps
Input Policer:
Policer Packets Drop: 1678
Policer Bytes Drop: 2376757
Service-policy output: 4M
Class-map: class-default (match-any)
1674263 packets, 347895701 bytes
5 minute offered rate 53000 bps, drop rate 0000 bps
Match: any
police:
cir 4096000 bps, bc 1500000 bytes
conform-action transmit
exceed-action drop
conform: 1674094 (packets) 340977237 (bytes)
exceed: 155 (packets) 219662 (bytes)
conform: 52000 bps, exceed: 0 bps
Output Queue:
Default Queue-limit 49152 bytes
Tail Packets Drop: 155
Tail Bytes Drop: 220282
01-30-2017 12:41 AM
If you are sure the traffic is "in profile" then try increasing the bc parameter. I would try doubling it to see the impact.
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