Looks like this is being treated as a kernel regression and is being fixed that way. So there's no need to treat it as a bug in iotop in Ubuntu. This should be fixed for users as soon as the kernel fix in bug 1772671 has landed.
Looks like this is being treated as a kernel regression and is being fixed that way. So there's no need to treat it as a bug in iotop in Ubuntu. This should be fixed for users as soon as the kernel fix in bug 1772671 has landed.