fat_tree拓扑实现

最新推荐文章于 2023-11-01 11:41:51 发布

菜鸡一枚____

最新推荐文章于 2023-11-01 11:41:51 发布

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分类专栏： python

本文链接：https://blog.youkuaiyun.com/qq_42894605/article/details/107271783

版权

本文深入探讨了fat_tree网络拓扑的原理，详细解释了其结构特点和优势。通过实例分析，展示了fat_tree如何在数据中心和高性能计算环境中提供高带宽、低延迟的网络连接。同时，文章还介绍了实现fat_tree拓扑的关键技术和挑战，包括交换机配置、连接策略以及负载均衡等。

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import os
from mininet.net import Mininet
from mininet.node import RemoteController
from mininet.cli import CLI
from mininet.log import setLogLevel
from mininet.link import TCLink
from mininet.topo import Topo

class linearTopo(Topo):
    def __init__(self , Knum):
    
        self.Core_list = []
        self.Aggregation_list = []
        self.Edge_list = [] 
	self.hostList = []
        self.k = Knum 
        Topo.__init__(self)
        self.pod = Knum
        self.Core = (Knum / 2) ** 2 
        self.Edge = (Knum / 2) * self.pod 
        self.Aggregation = (Knum / 2 ) * self.pod 
      
        self.Core_cnt = 1 
        self.Aggregation_cnt = 0
        self.Edge_cnt = 0 ; 
        
        
    def create_topo(self):
        self.create_switch_for_Core()
        self.create_switch_for_Aggregation()
        self.create_switch_for_Edge()
        self.create_host()
        self.create_link()

        
    # ---------------create switch funation ---------------------------------

    def create_switch_for_Core(self):
	print("Core: ")
        for i in range(