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ftp slowness....

 
Scott McDade
Frequent Advisor

ftp slowness....

I am experiencing problems with ftp files from one HPUX 11 system to another. They all sit in the same subnet. And one is very fast and other is very slow. I am ftping a 3k text file and it is taking 500ms on one system and 6.1 seconds on the other for the same file. I have validate the NIC card settings and they are identical across both. What else could it be???? Other tcpip functions working fine (telnet, ping, rlogin…)!

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2 REPLIES 2
A. Clay Stephenson
Acclaimed Contributor

Re: ftp slowness....

I will bet dollars to donuts that you have a speed/duplex mismatch between the NIC and its corresponding switch port. Note that you said that you have validated the NIC card settings; you have said nothing about the other end of the connection. Surprisingly, mismatched duplex settings almost work well and almost certainly you would not see any problems with an interactive process such as telnet or rlogin but ftp/rcp would suffer drastically in terms of throughput.
If it ain't broke, I can fix that.
Anshumali
Esteemed Contributor

Re: ftp slowness....

Almost same opinion here....
I have fixed innumerable issues related with slow FTP by matching the speed/duplex settings. It brings FTP to its knees and rest all process wont even see the delay. Better you verify the speed/negotiation at the router/switch end and set this up accordingly. If you cant manage to do that, try with Auto Neg ON. Network connectivity will be bounced while changing it.
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