April 26, 201214 yr Hi All, Newbie here and i have just completed building my 1st unraid server ( I have to say the amount of information here is amazing, Thank You all ) So, during my build i installed 2 sata drives to test with. The parity drive was 3tb and the data drive was 2tb. I completed setting up the parity drive overnight and system now shows, parity is valid. Thinking all was set up fine, I mapped a drive to the unraid disk1 and i tried copying a music folder from my PC (Win 7) to my unRAID server Movies (\\tower) and i was shocked at how slow it was copying "2 mb/s" and it shows it would take 10hrs to copy a 25GB folder to the unRAID, i had to quickly stop the transfer. Even a 81.8 MB sample avi file took about a minute to copy across. This is a wired ethernet connection, the server is connected directly to the router and the PC is also connected to the router. I plan to get a 5-port gigabit switch http://www.ebuyer.com/64190-netgear-gs605-5-port-gigabit-switch-gs605uk today but i am sure even without the switch i should not be getting speed that slow. Hardware: mobo: Asus Motherboard - M5A78L-M LX V2 http://uk.asus.com/Motherboards/AMD_AM3Plus/M5A78LM_LX_V2/#specifications processor: AMD Sempron 145 OEM Processor Drives: WD 3TB 3.5" SATA-III 6GB/s Caviar Green Hard Drive - 5400rpm 64MB Cache WD30EZRX (PARITY) : Seagate 2TB ST2000DL001 (DATA) RAM: 1 x Patriot Signature 4GB DDR3 Memory http://www.play.com/PC/PCs/4-/23584140/Patriot-Signature-4GB-Sodimm-DDR3-1333-Memory/Product.html?_%24ja=tsid:11518|cat:23584140|prd:23584140 Running version: 5.0-beta14 Please any idea what is going on and how can i resolve this issue? I have over 13TB worth of data to transfer and it will impossible to do that with this current speed. I have attached the syslog and would appreciate your help syslog.txt
April 26, 201214 yr Author I forgot to mention the two sata hdd are connected straight to the MB Sata Ports
April 26, 201214 yr How do I measure the Network Transfer Speed when reading from and writing to the array? Any special software?
April 26, 201214 yr Author How do I measure the Network Transfer Speed when reading from and writing to the array? Any special software? Hey dikkiedirk, I'm sorry i don't understand. Did you mean how did i see the transfer speed when copying to the server. I can see it in windows
April 26, 201214 yr The server is connecting at 100Mbps. You should be seeing 10-12MBps. There are some dropped packets. I'd suspect the cable.
April 26, 201214 yr Author I got a new cat6 cable today and connected the server to the router, i did not see any difference as the transfer speed is still really slow
April 27, 201214 yr Author The server is connecting at 100Mbps. You should be seeing 10-12MBps. There are some dropped packets. I'd suspect the cable. Update: I changed the cable connecting the pc to the router and also changed the cable connecting unraid server to the router and now i'm seeing this Looks like it is working now..Thanks All :)
April 27, 201214 yr That's still slow. If your network is a gigabit network you should at least get 25 to 40 MB/s. Thats without a cache drive, but with a cache drive you should double the speed. I've been having issues with my network as well...getting error: 18 and frames:7, which I don't know what it means. I've checked and rechecked everything. I'm thinking of changing my router and see if that is the issue.
April 27, 201214 yr Just a comparison...I push data from my laptop to my server in the basement via wireless network, and I get 11 Mbps (no cache drive). A wired gigabit connection ought to be screaming. You might make sure everything on your network is configured for gigabit...and make sure all your ethernet cables are Cat 5e or Cat 6 (I prefer Cat 6).
April 27, 201214 yr Author I know the cable from the server to the router is a cat6 but i am not sure of the cable connecting the PC to the router, will get that replaced today with a cat6 and see what happens. Also, the 5-port gigabit switch should be delivered today. Will that make any difference to the speed?
April 27, 201214 yr I don't think you told us what the router was (unless I missed it) but the server clearly thinks it can only connect to it a 100Mbits/sec) - as per the screen photo. So yes, if both the PC and the server are connected to the switch then they will talk to each other at 1 Gbit/sec. Of course the connection from the switch back to the router will only be at 100Mbit/sec but that will not affect file transfers between PC and server.
April 27, 201214 yr Author Update: Replaced all cables to cat6 and got a gib switch http://www.maplin.co.uk/5-port-10-100-1000-gigabit-network-switch-286620 Now i am now seeing Thanks All for your help
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