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sc101hell's avatar
Oct 15, 2018

Ready NAS 102, slow network speed (and saving data on reset)

RN102 (6.9.3) on Gigabit network using Lan Speed Test I'm getting 80/90 Mbps (not MB/s), similar with a known good cable connected directly.
Same speed from different machines. Antivirus not enabled
All lights are green on the various network adapters. 

Disks (JBOD)
Seagate Ironwold 6Tb - st6000VN0041

Seagate NAS 4TB - st4000VN000

USB - Seagate backup hub in NTFS - 6TB

 

Q1. Has anyone got any ideas of what could cause this before I factory reset it. To be fair it's been like this for a while and it's only now the annoying speed is an issue.


Q2. If I do a factory reset on the NAS I will loose all data from the main disks?
But, assuming I disconnect it, the USB disk should be find to keep as is? 

Many thanks for any help you can give, confused. 

8 Replies

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  • Sorry, another question. 

    Q3. What happens if I
    remove these drives.
    Insert a new one 
    Factory reset the NAS
    Test the network speed

    And then reinsert the old drives

    Should I be able to access the data ok?

    • StephenB's avatar
      StephenB
      Guru - Experienced User

      sc101hell wrote:

       


      Q1. Has anyone got any ideas of what could cause this before I factory reset it. To be fair it's been like this for a while and it's only now the annoying speed is an issue.

      Security software on the PCs, using disk encryption on the NAS, SMB strict sync and transport encryption might have a performance impact.  

       

      I suggest looking at the ethernet stats in the log zip file.  Perhaps also test with NasTester: http://www.808.dk/?code-csharp-nas-performance

       

      Though I suspect you've tried this already, I'll mention it just in case - try rebooting the NAS.

       


      sc101hell wrote:

       


      Q2. If I do a factory reset on the NAS I will loose all data from the main disks?
      But, assuming I disconnect it, the USB disk should be find to keep as is? 

      Yes to both

       


      sc101hell wrote:

      Q3. What happens if I 
      power down

      remove these drives. 
      Insert a new one 
      Factory reset the NAS
      Test the network speed

      power down

      And then reinsert the old drives


      Should I be able to access the data ok?


      Yes if you do the power down steps I added to your sequence.

      • sc101hell's avatar
        sc101hell
        Tutor

        Thanks for the reply. Much appreciated.

        Just to confirm, no disk encryption. 
        Not sure what strict sync is but will look.

        I've got the logs but am not sure where I'm looking for ethernet stats please?

        NAS performance tester 1.7 is better.....
        Running warmup...
        Running a 400MB file write on U: 5 times...
        Iteration 1: 32.52 MB/sec
        Iteration 2: 30.35 MB/sec
        Iteration 3: 28.51 MB/sec
        Iteration 4: 31.28 MB/sec
        Iteration 5: 30.60 MB/sec
        -----------------------------
        Average (W): 30.65 MB/sec
        -----------------------------
        Running a 400MB file read on U: 5 times...

        Would still like to see it getting a bit higher ( real copying is about 10Mb) but much more reassuring. I've seen it should be capable of 70-80, 50 would do me.

        Having looked a bit further I can see also a ton of errors in journalctl


        Oct 15 23:08:35 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=512
        Oct 15 23:08:36 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=1024
        Oct 15 23:08:36 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0d830000 (overrun error), size=16
        Oct 15 23:08:36 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=1024
        Oct 15 23:08:37 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=896
        Oct 15 23:08:37 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=1024
        Oct 15 23:08:37 NETNAS kernel: mvneta d0074000.ethernet eth0: bad rx status 0f830000 (overrun error), size=1024

         

        Another post seems to suggest turning on flow control for this, but that it should be a problem - could this be connected? Is that advice accurate?

        Also seeing a lot of leafp2p errors but assume that's not connected/ for another day

        Oct 15 22:49:56 NETNAS leafp2p[2178]: url https://peernetwork.netgear.com:443//peernetwork/services/LeafNetsConfigWebService
        Oct 15 22:49:56 NETNAS leafp2p[2178]: SOAP 1.1 fault: SOAP-ENV:Client [no subcode]
        Oct 15 22:49:56 NETNAS leafp2p[2178]: "Name or service not known"
        Oct 15 22:49:56 NETNAS leafp2p[2178]: Detail: getaddrinfo failed in tcp_connect()

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