I have just verified that the reproducer for Red Hat Enterprise Linux is valid for Bionic:
1.Start a guest: $ virsh start test1 2.Do 'virsh list' in a loop: $ for i in {1..1000}; do virsh list; done 3.Open another terminal, do 'virsh domstats' in a loop: $ for i in {1..1000}; do virsh domstats; done 4.Check the libvirtd.log: $ cat /var/log/libvirt/libvirtd.log | grep -i "Hash operation not allowed during" 2018-09-04 06:57:00.761+0000: 28687: error : virHashForEach:597 : Hash operation not allowed during iteration 2018-09-04 06:57:00.773+0000: 28684: error : virHashForEach:597 : Hash operation not allowed during iteration 2018-09-04 06:57:02.040+0000: 28687: error : virHashForEach:597 : Hash operation not allowed during iteration 2018-09-04 06:57:06.567+0000: 28687: error : virHashForEach:597 : Hash operation not allowed during iteration 2018-09-04 06:57:09.761+0000: 28684: error : virHashForEach:597 : Hash operation not allowed during iteration https://bugzilla.redhat.com/show_bug.cgi?id=1581364#c7 With the aforementioned patch, this error is not produced any more. ** Bug watch added: Red Hat Bugzilla #1581364 https://bugzilla.redhat.com/show_bug.cgi?id=1581364 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1789659 Title: libvirt-daemon error "virHashSearch:727 : Hash operation not allowed during iteration" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/1789659/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs