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Read performance is very poor in nfs share

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Hi,

 

I have Netapp 3220 Box and It has 7 mode 8.1.

 

When i am trying to rsync by mounting in linux box or taking backing using netback mounted on linux as a nfs share. It is taking 5 to 6 days to complete 1.4TB size disk. I dont know why this much of the time it is taking time.

 

We have 10G uplink for network data connectivity.

 

I might have done wrong configuration. Please advice to fix this issue.

 

Below is the share

 

/vol/home1 -sec=sys,rw,root=10.193.180.0/24:10.193.182.0/24:10.193.184.0/22,nosuid

 

and Below is the snapshot of the  performance. and Please let me know any thing i need to provide info  

 

Read performance using DD

 

[root@vncin56 ~]# dd if=/home1/home1.img of=/dev/null bs=1M count=1024
1024+0 records in
1024+0 records out
1073741824 bytes (1.1 GB) copied, 0.888529 seconds, 1.2 GB/s

 

Write performance using DD

 

[root@vncin56 ~]# dd if=/dev/zero of=/home1/home1.img bs=1G count=1 oflag=dsync
1+0 records in
1+0 records out
1073741824 bytes (1.1 GB) copied, 8.089 seconds, 133 MB/s

 

configured with Parity DP and we have 24 SATA 1.62TB disks and 1 disks as spare.

 

Thanks

 

 

 

 

 

 

 

 

 

Capture.PNG


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