Hello folks,
I have 4 nodes cluster build on Dell r730 and r740.
I wanted to improve Ceph performance by installing faster network cards so I bought Mellanox CX314A cards and Mellanox SX6036 managed switch.
Everything is connected and running but OMG terribly slow, it's slower than 10GBit Ethernet I had on my Intel cards.
All I can get from iperf3 is 7,6GBit.
I've read a lot of posts but I cannot find anything useful, some say I should switch to Ethernet but at the moment I don't have a VPI...
Read more
I have 4 nodes cluster build on Dell r730 and r740.
I wanted to improve Ceph performance by installing faster network cards so I bought Mellanox CX314A cards and Mellanox SX6036 managed switch.
Everything is connected and running but OMG terribly slow, it's slower than 10GBit Ethernet I had on my Intel cards.
All I can get from iperf3 is 7,6GBit.
I've read a lot of posts but I cannot find anything useful, some say I should switch to Ethernet but at the moment I don't have a VPI...
Read more