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Hi Patrick Patrick Townsend wrote: > Leo, > > I wouldn't be too ready to blame this on the AS/400 FTP support. We do FTPs > between CISC (V3R2, D20) and RISC quite frequently. And the save files are a > *lot* bigger. I don't ever recall getting this poor through-put. It is true > that FTP and TCP services on the CISC boxes are implemented "above the OS", > and IBM improved both protocol and server performance in RISC, but you > shouldn't be seeing this type of performance. > What is your network topology? What speed are your hubs/switches? > > Some things to look at: > > 1. Are you running the FTP transfer in batch? If so, what priority does it > have? How much pool memory, etc.? If it is running in batch and other > applications are running at a higher priority you will see degraded > performance. > The job was running in interactive mode and no other users were signed on (Saturday afternoon and evening) > > 2. What do you have defined for the frame size on the Ethernet line? Very > small frame sizes can degrade FTP performance. > Where do you determine the frame size? In the SSAP list? If so, which SSAP should I use? Defined are 04, 06, 08, 12, AA, C8 and DC. Leo > ----- Original Message ----- > From: "Leo Lefebvre" <leo@tug.on.ca> > To: "midrange-l" <MIDRANGE-L@midrange.com> > Sent: Saturday, January 27, 2001 6:51 PM > Subject: How long to FTP a SAVF > > > I thought I had a good plan: > > 1) Save to *SAVF on System 1 (V3R2), Model D60; > > 2) FTP *SAVF to System 2 (V4R5) Model 720; > > 3) Restore *SAVF to System2. > > > > The two systems are side by side, connected through a 10 mg hub. > > Testing the process take EXTREMELY long time.The *SAVF contains 905,985 > > records (records are 528 long). 9 hours after the start of the process > > the job display shows only 50,000 I/Os. > > I can FTP between my PC and the server at a much faster rate through a > > simple modem-to-modem connection (capable of 56k). > > > > What am I missing? > > -- > > > > Leo Lefebvre > > President > > Toronto Users Group for Midrange Systems > > Visit our home page at <http://www.tug.on.ca> > > Ph: (416) 606-5960 --- Fx: (416) 495-0100 > > mailto:leo@tug.on.ca > > > > > > +--- > > | This is the Midrange System Mailing List! > > | To submit a new message, send your mail to MIDRANGE-L@midrange.com. > > | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. > > | To unsubscribe from this list send email to > MIDRANGE-L-UNSUB@midrange.com. > > | Questions should be directed to the list owner/operator: > david@midrange.com > > +--- > > > > +--- > | This is the Midrange System Mailing List! > | To submit a new message, send your mail to MIDRANGE-L@midrange.com. > | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. > | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. > | Questions should be directed to the list owner/operator: david@midrange.com > +--- -- Leo Lefebvre President Toronto Users Group for Midrange Systems Visit our home page at <http://www.tug.on.ca> Ph: (416) 606-5960 --- Fx: (416) 495-0100 mailto:leo@tug.on.ca +--- | This is the Midrange System Mailing List! | To submit a new message, send your mail to MIDRANGE-L@midrange.com. | To subscribe to this list send email to MIDRANGE-L-SUB@midrange.com. | To unsubscribe from this list send email to MIDRANGE-L-UNSUB@midrange.com. | Questions should be directed to the list owner/operator: david@midrange.com +---
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