On Tue, Apr 10, 2012 at 12:40:50PM +0100, Stefan Hajnoczi wrote: > On Tue, Apr 10, 2012 at 3:58 AM, Jason Wang <jasowang@xxxxxxxxxx> wrote: > > To help in vhost analyzing, the following series adding basic tracepoints to > > vhost. Operations of both virtqueues and vhost works were traced in current > > implementation, net code were untouched. A top-like satistics displaying script > > were introduced to help the troubleshooting. > > > > TODO: > > - net specific tracepoints? > > > > --- > > > > Jason Wang (2): > > vhost: basic tracepoints > > tools: virtio: add a top-like utility for displaying vhost satistics > > > > > > drivers/vhost/trace.h | 153 ++++++++++++++++++++ > > drivers/vhost/vhost.c | 17 ++ > > tools/virtio/vhost_stat | 360 +++++++++++++++++++++++++++++++++++++++++++++++ > > 3 files changed, 528 insertions(+), 2 deletions(-) > > create mode 100644 drivers/vhost/trace.h > > create mode 100755 tools/virtio/vhost_stat > > Perhaps this can replace the vhost log feature? I'm not sure if > tracepoints support the right data types but it seems like vhost > debugging could be done using tracing with less code. > > Stefan vhost log is not a debugging tool, it logs memory accesses for migration. _______________________________________________ Virtualization mailing list Virtualization@xxxxxxxxxxxxxxxxxxxxxxxxxx https://lists.linuxfoundation.org/mailman/listinfo/virtualization
