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How long should file transfers take?

Discussion in 'Storage and Networking' started by ingeborgdot, Feb 26, 2010.

  1. ingeborgdot TechSpot Paladin Posts: 669

  2. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    I'm sorry am I missing something. My knowledge isnt extensive on this subject but you have a lot of hardware to bypass via transfers. Wouldnt the max read/transfer rate be limited to your storage hardware and its array.
  3. ingeborgdot TechSpot Paladin Posts: 669

    So, help me out here. What are you trying to say? Would you care to explain? Thanks.
  4. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    I dont have a nas system, but I do have another pc I am using as a local server with 5Tb's of hdd space on it. Retrieving information from one of my slower disk. WD Caviar Green, sends information at about 40mbps and most of the time slower. Its because in any pc situation the hdd is infact the only part of the machine that has moving parts. So even if you have 1gb transfer speeds via gigabit lan the information will only move as fast as the thing its stored on. Just my general understanding.
  5. ingeborgdot TechSpot Paladin Posts: 669

    What does this say about the lan on my computer?

    Onboard LAN 2 - Realtek RTL8110SC - PCI Gigabit Ethernet controller
    Is that saying it is a PCI onboard controller? Would that only give it pci speeds?
  6. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    Yes that's what its saying, it is also using bandwidth on the pci lanes, but again gigabit lan means nothing if the harddrives you're using cant move information at that speed
     
  7. ingeborgdot TechSpot Paladin Posts: 669

    The hdd I am using is a 64mb cache caviar green on one machine to caviar blacks on the other machine.
  8. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    You can go to toms hardware and look up the specs of your hdd's. There's no way you're going to get 1gb transfer rate with those drives. FAR FROM IT.
  9. ingeborgdot TechSpot Paladin Posts: 669

    What drives would it take to get that?
  10. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    It would take serveral hdds in raid 0 to get those type of speeds, and a stand alone raid card. Its not worth the 1k usd on hdd's for those kind of transfer rates. Why do you need transfer rates that fast anyway for a home server.
  11. ingeborgdot TechSpot Paladin Posts: 669

    A lot of big files.
  12. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    Its not possible to get 1gb transfer speeds unless you're using 7+ hdds with good rpm and an aftermarket raid controller. Its just not worth the money. I have read speeds of 800mb+ on my server but I have 10 hdd caviar black on a raid controller. It was a 700 dollar investment my brothers and I made together.
  13. ingeborgdot TechSpot Paladin Posts: 669

    I am not looking to get 1gb but maybe 60-90MB/s if I can get lucky. I like speed baby.
  14. LinkedKube TechSpot Project Baby Posts: 4,179   +22

    your caviar green hdd's are your issue. They dont perform as well as the black, key word "green," using less power but at a sacrifice of performance.
  15. ingeborgdot TechSpot Paladin Posts: 669

    But from every review I have read they are not much of an issue. The difference between them in general is very little unless you can find me some info that disputes that.
  16. LinkedKube TechSpot Project Baby Posts: 4,179   +22

  17. ingeborgdot TechSpot Paladin Posts: 669

    This is what I bought. The Intel EXPI9301CT 10/ 100/ 1000Mbps PCI-Express Gigabit CT Desktop Adapter. I have this nic card and it sure made a difference. The one nice thing it did was find that I had a bad cable. I never found that with anything else I had. With the new nic I got an extra 200Mbps and when it found the bad cable it gave me another 100Mbps. I just want to know if anyone has this card and how to tweak it. Man are there a lot of settings. I got two of them. One for each computer on the net. How does the master/slave work. There is also teaming. How do I use it and should I? If anyone has perfected any of these settings please help me out. Thanks.
  18. tipstir TS Ambassador Posts: 3,668   +15

    Gig NIC on PCI-E is faster than Gig PCI. Now I have both, and to me both average the same speed. I transfer huge gig files back and forth over the network. Wireless Router under the wired ports has Realtek Gig controller with 832KB packet buffer. It's really quick. That goes into Gig 8-port switch and all Gig nodes have their own dedicated line. Goal is to reduce loss and bottleneck. CAT 5e is use there 350MHz CAT 6 would be 500MHz but no need for such cabling. Right now I am in the process to migrate data from old P4 to Quad-Core and dedicate larger HDD for each task of data required. I had about 200GB of data over the Gig network took about 7.30 Hrs according to Windows 7 Ultimate 64-bit PCI-E Gig set to 1000 which the data is on PCI Gig set to 1.0GB running Windows 7 Ultimate 32-bit and 1GB of RAM. I know that the time reported was estimated. Actual transfer rate was quicker. I did this when the network wasn't being used.
  19. ingeborgdot TechSpot Paladin Posts: 669

    Well, I finally got a chance to put another computer on the other end of the line that was having problems and I find out I don't have to change my line. It was a whopping 89-91 MB/s to this other computer. I am wondering if the problem could be the computer itself or if it is that I am running vista and that computer had xp pro. The one I put in it's place had W7. Well, at least I don't need to drag new lines. Now I just need to try a computer with xp on it.
  20. tipstir TS Ambassador Posts: 3,668   +15

    Check the NIC adapters or onboard NiC they tend to go DOA when you really need them. Intel PCI-E Gig are faster they have extra buffers, still Realtek pretty quick also. 89-91 mbps not bad. Next time on the xp pro use teracopy http://www.codesector.com/teracopy.php free and see what you get in real-time transfers. Vista and 7 use additional memory to speed the transfers.