On 12/5/2016 7:41 AM, Tomita.Haruo@xxxxxxxxxxxxxxxxx wrote:
Hi Moni, Does a rxe driver of vanilla 4.9-rc6 fine work? When the dd command is tested for a read and write, it'll be the following error. (read) # dd if=/dev/nvme0n1 of=<readfile>.bin bs=1024 count=10000 iflag=direct blk_update_request: I/O error, dev nvme0n1, sector 1860 nvme nvme0: reconnecting in 10 seconds nvme nvme0: Successfully reconnected or nvme nvme0: failed nvme_keep_alive_end_io error=16391 nvme nvme0: reconnecting in 10 seconds nvme nvme0: Successfully reconnected (write) # dd if=<writefile>.bin of=/dev/nvme0n1 bs=1024 count=10000 oflag=direct blk_update_request: I/O error, dev nvme0n1, sector 1860 nvme nvme0: reconnecting in 10 seconds nvme nvme0: Successfully reconnected or nvme nvme0: failed nvme_keep_alive_end_io error=16391 nvme nvme0: reconnecting in 10 seconds nvme nvme0: Successfully reconnected I'd like to investigate the root cause of this error, are there any ideas?
Hi Haruo, can you try to repro it with iSER ? what is your backing store device ? is this happens in 1k bs only or in different bs as well ? thanks, Max. -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html