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Test write and read a file from NFS/SMB/Network Drivers

Create a 200 GB file

dd if=/dev/urandom of=/mylocaldisk/test bs=1M count=200k

Read Locally

dd if=/mylocaldisk/test of=/dev/null bs=1M
214748364800 bytes transferred in 249.877236 secs (859415480 bytes/sec)

Do the same for remote disk mounted

Create a 200 GB file

dd if=/dev/urandom of=/myremotedisk/test bs=1M count=200k

Read remote

dd if=/myremotedisk/test of=/dev/null bs=1M
214748364800 bytes (215 GB) copied, 740,928 s, 290 MB/s

You can use iperf3 to check from NFS/NAS server

# iperf3 -c <IP_FROM_NFS_SERVER> -t 300 -R
...
[ ID] Interval           Transfer     Bandwidth
[  4]   0.00-284.69 sec  0.00 Bytes  0.00 bits/sec                  sender
[  4]   0.00-284.69 sec   328 GBytes  9.89 Gbits/sec                  receiver

Ver também