December 5, 20232 yr Morning all. i have 10gbe environment both NAS and pc have tp-link tx401 card connected to 10gbe switch iperf results: C:\iperf3>iperf3.exe -c 192.168.1.xxx Connecting to host 192.168.1.xxx, port xxxx [ 4] local 192.168.1.xxx port xxxxx connected to 192.168.1.xxx port xxxx [ ID] Interval Transfer Bandwidth [ 4] 0.00-1.00 sec 1.02 GBytes 8.77 Gbits/sec [ 4] 1.00-2.00 sec 1.01 GBytes 8.72 Gbits/sec [ 4] 2.00-3.00 sec 1.02 GBytes 8.74 Gbits/sec [ 4] 3.00-4.00 sec 1.01 GBytes 8.69 Gbits/sec [ 4] 4.00-5.00 sec 1.02 GBytes 8.79 Gbits/sec [ 4] 5.00-6.00 sec 1.02 GBytes 8.79 Gbits/sec [ 4] 6.00-7.00 sec 1.02 GBytes 8.80 Gbits/sec [ 4] 7.00-8.00 sec 1.01 GBytes 8.71 Gbits/sec [ 4] 8.00-9.00 sec 1.02 GBytes 8.75 Gbits/sec [ 4] 9.00-10.00 sec 1.03 GBytes 8.83 Gbits/sec - - - - - - - - - - - - - - - - - - - - - - - - - [ ID] Interval Transfer Bandwidth [ 4] 0.00-10.00 sec 10.2 GBytes 8.76 Gbits/sec sender [ 4] 0.00-10.00 sec 10.2 GBytes 8.76 Gbits/sec receiver iperf Done. when im copying large file the transfer speed does not exceedigng 251 MB/s my hard drives inside the nas is ST20000NM007D so i know they are rated at 6gbp/s (750 MB/s ish) on my win 11 machine i have m.2 nvme so no bottleneck there. so i cannot understand the gap. can anyone guide me?
December 5, 20232 yr Community Expert 1 hour ago, Shtihi said: my hard drives inside the nas is ST20000NM007D so i know they are rated at 6gbp/s (750 MB/s ish) No disk is capable of SATA3 speeds, which actually max out at around 550MB/s, 250MB/s is around the max expected for that disk, you need an SSD or NVMe for significantly faster speeds.
December 5, 20232 yr Author wow, first of all thank you for the response. second, so i understand that i am botlenecked by my own hard drives. now i need to find 20TB SSD's and a kidney to sell
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