Re: [Qemu-discuss] VM boot failed sometimes if using vhost-user-blk with spdk

2018-10-30 Thread wuzhouhui
. The /dev/vdb is correspond to the malloc bdev that spdk created. Is this a bug for system-udevd? (Add cen...@centos.org and qemu-disc...@nongun.org in CC list) > -Original Messages- > From: wuzhouhui > Sent Time: 2018-10-30 11:31:15 (Tuesday) > To: qemu-discuss@nongnu.org,

[Qemu-discuss] VM boot failed sometimes if using vhost-user-blk with spdk

2018-10-29 Thread wuzhouhui
I'm using following command line to start VM (The /var/tmp/vhost.0 connected to a malloc bdev (16 MB ) created by SPDK): /home/wuzhouhui/qemu-2.12.1/x86_64-softmmu/qemu-system-x86_64 \ -name guest=wzh,debug-threads=on \ -machine pc-i440fx-2.12,accel=kvm,usb=off

[Qemu-discuss] How to support reconnect for vhost-user-blk device

2018-10-08 Thread wuzhouhui
Hi, After practice and code reading, I found that the option "reconnect" is only available for vhost-user netdev, and not for vhost-user-blk device. I'm wondering is anyone working on vhost-user-blk to support reconnect? Any advice is appreciated. Thanks!

[Qemu-discuss] Qemu failed if specify reconnect=1 for vhost-user-blk socket

2018-08-16 Thread wuzhouhui
Hi, all. I'm using Qemu with SPDK. When specify option "reconnect=1" for vhost-user-blk socket, the Qemu will exited with error: 2018-08-17T03:39:21.768809Z qemu-system-x86_64: -device vhost-user-blk-pci,id=blk0,chardev=char0,num-queues=4: Failed to set msg fds.