Qemu uses non-blocking I/O which doesn't play nice with regular file descriptors. We need to pass a pipe to qemu when dumping core to avoid stalls in live mode. Jiri Denemark (2): util: Generalize virFileDirectFd qemu: Always use iohelper for dumping domain core src/qemu/qemu_driver.c | 41 +++++++++++--------- src/util/virfile.c | 98 ++++++++++++++++++++++++++--------------------- src/util/virfile.h | 18 +++++---- 3 files changed, 86 insertions(+), 71 deletions(-) -- 1.7.8.4 -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list