Re: [Qemu-devel] virtio-net: network stops responding in Win2k3 server

2014-02-06 Thread ing. Mario De Chenno
: off tx-vlan-offload: off ntuple-filters: off receive-hashing: off Debugview logs are attached end are always the same (now with debug level set to 4) Please tell me how I can further give information. The issue is very annoying. Mario 2013-12-12 ing. Mario De Chenno : > Hi all, it happe

Re: [Qemu-devel] virtio-net: network stops responding in Win2k3 server

2013-11-26 Thread ing. Mario De Chenno
Since it's a production machine, I had to try a remedy first: I changed one network card (pub, of course) to e1000 and now it's up from 62 hours (maybe a record!) Here is the output for the other card (virtio): I guess parameters should have been the same for the affected interface too (they are n

[Qemu-devel] virtio-net: network stops responding in Win2k3 server

2013-11-22 Thread Mario De Chenno
Hi all. We are facing some network issues on some Windows Server 2003 machines. In short, network seems to lock up and stops responding even to ping requests. From TCPdump on the tap interface on the server I only see arp request to the gateway, without replies. Increased tx overruns on the some in

[Qemu-devel] virtio-net: network stops responding in Win2k3 server

2013-11-20 Thread ing. Mario De Chenno
-k it -usbdevice tablet -name solari -daemonize We tried also the following options without result ,vhost=off,vnet_hdr=on ,ioeventfd=on,event_idx=off How can we troubleshoot the issue? Thanks Mario De Chenno

[Qemu-devel] R: qemu-nbd segmentation fault

2013-09-18 Thread Mario DE CHENNO
0x76c2ed6b in start_thread () from /lib64/libpthread.so.0 #6 0x76966abd in clone () from /lib64/libc.so.6 See you again Mario -Messaggio originale- Da: Stefan Hajnoczi [mailto:stefa...@gmail.com] Inviato: mer 18/09/2013 14.50 A: Mario DE CHENNO Cc: qemu-devel@nongnu.org

[Qemu-devel] qemu-nbd segmentation fault

2013-09-17 Thread ing. Mario De Chenno
Hi all. I cannot use qemu-nbd to write files to a qcow2 disk image. It always exit after a while with a segmentation fault. Here's what I'm doing: modprobe nbd max_part=8 qemu-nbd qcow2image.img (in another shell) nbd-client localhost 10809 /dev/nbd0 mount /dev/nbd0p1 /mnt/tmp cd /mnt/tmp tar -xf

[Qemu-devel] [feature request] qemu-bridge-helper

2012-10-10 Thread Mario De Chenno
It could be possible to add a sort of "ifname=" option to the qemu-bridge-helper program, so qemu could give a recognizable name to the tap interface the helper creates? Thanks all, Mairo De Chenno