Introduction

Refer to some CASE, customer concern why BGP take so many memory resource, and how to optimize BGP, and why memory not release after optimize, and so on. That hard to answer, in order to get answer, we need check more information. From the article, you can simple to know how to check BGP memory, and how to analyzing the BGP memory, those informaiton will help you and customer to do special optimize.

Solution

1. Default scenario, no any BGP route

Platform: MacBook Pro
Version: 10.12.3
Cpu: Core i7 2.2
Xcode: 8.2.1

1. Based on github release, install all component by brew:

https://github.com/citra-emu/citra/wiki/Building-for-macOS

2.Have alarm after cmake:

MacOS:Documents frank$ cd citra/
MacOS:citra frank$
MacOS:citra frank$
MacOS:citra frank$ export Qt5_DIR=$(brew --prefix)/opt/qt5
MacOS:citra frank$ export MACOSX_DEPLOYMENT_TARGET=10.9
MacOS:citra frank$ mkdir build
MacOS:citra frank$ cd build
MacOS:build frank$ cmake .. -GXcode
-- The C compiler identification is unknown
-- The CXX compiler identification is unknown
CMake Error at CMakeLists.txt:36 (project):
No CMAKE_C_COMPILER could be found.

CMake Error at CMakeLists.txt:36 (project):
No CMAKE_CXX_COMPILER could be found.

-- Configuring incomplete, errors occurred!
See also "/Users/frank/Documents/citra/build/CMakeFiles/CMakeOutput.log".
See also "/Users/frank/Documents/citra/build/CMakeFiles/CMakeError.log".

完整阅读

Introduction

In TZ database, have more good documents that is troubleshooting fabric guide on ASR9k, but no analysis process that show how to troubleshooting fabric issue on real scenario/CASE. “Very lucky” ?  I matched a hot CASE that due to fabric issue cause online fail. So i summaried totally analysis process that will help CSE to narrow down similar issue.

Problem Description

• Platform: 9922 + 4 36x10G + 2 8x100G
• Version: 5.3.2 + SMU 

My customer online a new 9922 to replace old devices. After online, found their business have traffics drop. Base on online information, I found NP no more drop, and business traffics very less. (max 5g under 100g port, all bundle port when online ts)