On Fri, May 26, 2017 at 03:31:33PM -0400, bfields@xxxxxxxxxxxx wrote: > Looks like the culprit is very likely d85b758f72b0 "virtio_net: fix > support for small rings". > > After that patch, my NFS server VM stops responding to packets after a > few minutes of testing. Before that patch, my server keeps working. > > --b. So I think I know what caused this: looks like some hypervisors aren't prepared to deal with a situation where packet size becomes very small. But which hypervisors exactly? I'd like to know in order to detect these and decide whether I blacklist bad ones or whitelist known-good ones. Thanks! -- MST -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
