Huesser Peter wrote: >> What does the dmesg output look like? > > It looks the following > > CMAN: forming a new cluster > CMAN: quorum regained, resuming activity > CMAN: sendmsg failed: -13 > CMAN: No functional network interfaces, leaving cluster > CMAN: sendmsg failed: -13 > CMAN: we are leaving the cluster. > CMAN: Waiting to join or form a Linux-cluster > CMAN: sendmsg failed: -13 > CMAN: sendmsg failed: -13 > CMAN: sendmsg failed: -13 > CMAN: sendmsg failed: -13 > CMAN: sendmsg failed: -13 That's a kernel/userspace mismatch Upgrade the cman user tools. (I'm going to put that text on a macro key!) -- patrick -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster