How to Solve Thecus D0204 and JMS539 Auto-Disconnect Issue

Thecus D0204 is a Direct-attached storage (DAS) supports two 2.5″ hard drive in RAID 0, 1, JBOD, and two individuals. According to “USB 3.0加持,Thecus D0204小DAS跑得快” on T客邦, it use JMB390 for RAID and JMS539 for SATAII to USB 3.0 bridge.

My problems is it will automatically disconnect and reconnect immediately with OSX. But I was wrong, there are already many posts about the same issue. It’s due to the bugs in JMS539 according to “[心得] Mukii3.5吋硬碟外接盒起死回生紀錄” on 批踢踢實業坊. Continue reading

Thecus W5000 and QNAP TS-119PII with Mac OSX Wireless File Transfer Performance Report

Recently, I bought a Asus RT-AC51U for Android USB tethering and 5GHz features. I also bough some new wireless USB device. Two D-Link DWA-171 A1 are for Mac mini and NAS. One D-Link DWA-131 E1 is for Lenovo C440.

Because DWA-171 A1 is compatible with OSXWindows Server 2012 R2, and QTS but DWA-131 E1 isn’t for QTS, I decide to test wireless transfer between Mac mini and two NAS.

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Thecus N7710-G File Transfer Performance Report

Thecus N7710-G is using ThecusOS 5.0 x64 and support ECC memory which is designed to prevent internal data corruption. The build-in 10-Gigabit Ethernet is also very impressive. It’s a pity that my Lenovo ThinkCentre Edge 72z is not expandable or I may see its full potential.

Below is the unix name and version info on Thecus N7710-G:

N7710-G:~# uname -a
Linux N7710-G 3.4.73 #1 SMP Tue Jan 7 12:29:11 CST 2014 x86_64 GNU/Linux
N7710-G:~# uname -m
x86_64

Anyway, let’s see if it how fast it could be on file transferring!

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