Mar 23rd, 2012, 16:31 | #1 |
Senior Member
注册日期: Mar 2011
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windows 7 的机器互相copy文件怎么那么慢?
win 7 sp1的两台机器,copy 14G的大文件居然只有21kb/s 一开始以为router坏了了,结果换了网线,switch,机器还是一样,看来是win7的问题。。。而且最好笑的是,win7 vmware里的虚拟机装的是xp,在虚拟机里从另一个win 7 copy文件能达到23Mb/s 但是win7本身就是不行, 这不是搞笑到了极点么。vmware走的都是win7本身的网卡。。。如果是xp的2台电脑就没事,copy的呼呼的快,大家有没有解决方案? 网卡速度从1gbps到100mbps,full half duplex都试过了不行。。。 而且最滑稽的是。~~~~~~如果是某个win7机器无线连接的话,那个copy速度就是飞快的,13mb/s (802.11n), 但是如果2台机器都是网线连接就会出现21kb/s的事情。 网上搜素貌似大家都有类似的问题,特别是wired connection。不知道谁发现了解决方案么? |
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Mar 23rd, 2012, 20:21 | 只看该作者 #10 |
加东之东
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Mar 24th, 2012, 16:33 | 只看该作者 #13 |
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W2K8 R2
The same happens to a few of my W2K8 R2 servers. Servers are IBM HS22 blade. Server NIC is Broadcom 10 GigE combo (4-port), two ports are teamed (one active one stand-by). BladeCenter chassis switches are Cisco Nexus 4k. Distributor switches Cisco Nexus 5k. Core switches Cisco Nexus 7k (VLANs defined here). File copy between two blade servers in the same chassis (servers are just next to each other) is very slow. Absolutely no wire here because they are in the same VLAN so network traffic should only flow through the chassis midplane. Shortest network path! This is 10 GigE network. File copy (CIFS protocol) max out around 130 MB/s. Sometimes it drops to around 60 MB/s or less. Network guy tried using a sequencer to send traffic to one of the W2K8 servers, still the same ~ 130 MB/s. Tried disabling IPv6 and QoS binding but no help. Haven't tried disabling the compression as I'm not sure what side-effect will it bring. Googled around a lot of users with similar issue. Haven't seen a definite solution. Servers are running Citrix Provisioning Services. |
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