aisexec wasn't running. The error message is misleading, it seems that it gets 2 error messages but only displays one because of a \0 in the middle. There are the few last line from an "strace -f -w /tmp/trace cman_tool join": 2133 socket(PF_FILE, SOCK_STREAM, 0) = 5 2133 connect(5, {sa_family=AF_FILE, path="/var/run/cluster/ccsd.sock"}, 110) = 0 2133 write(5, "\3\0\0\0\0\0\0\0\360\0\0\0\0\0\0\0C\0\0\0/cluster/clusternodes/clusternode[@name=\"r5-nd1\"]/altname[1]/@name\0", 87) = 87 2133 read(5, "\3\0\0\0\0\0\0\0\360\0\0\0\303\377\377\377\0\0\0\0", 20) = 20 2133 close(5) = 0 2133 socket(PF_FILE, SOCK_STREAM, 0) = 5 2133 connect(5, {sa_family=AF_FILE, path="/var/run/cluster/ccsd.sock"}, 110) = 0 2133 write(5, "\3\0\0\0\0\0\0\0\360\0\0\0\0\0\0\0\30\0\0\0/cluster/cman/@two_node\0", 44) = 44 2133 read(5, "\3\0\0\0\0\0\0\0\360\0\0\0\0\0\0\0\2\0\0\0", 20) = 20 2133 read(5, "1\0", 2) = 2 2133 close(5) = 0 2133 socket(PF_FILE, SOCK_STREAM, 0) = 5 2133 connect(5, {sa_family=AF_FILE, path="/var/run/cluster/ccsd.sock"}, 110) = 0 2133 write(5, "\2\0\0\0\0\0\0\0\360\0\0\0\0\0\0\0\0\0\0\0", 20) = 20 2133 read(5, "\2\0\0\0\0\0\0\0\377\377\377\377\0\0\0\0\0\0\0\0", 20) = 20 2133 close(5) = 0 2133 write(4, "Cannot start, ais may already be running\0", 41) = 41 2133 write(4, "Error reading config from CCS\0", 30) = 30 2133 --- SIGSEGV (Segmentation fault) @ 0 (0) --- 2133 rt_sigaction(SIGSEGV, {SIG_DFL}, {0x8060ec0, [SEGV], SA_RESTART}, 8) = 0 2133 futex(0x817bb04, FUTEX_WAIT, 2, NULL <unfinished ...> 2131 <... select resumed> ) = 1 (in [3], left {0, 100000}) 2131 read(3, "Cannot start, ais may already be running\0Error reading config from CCS\0", 1024) = 71 2131 write(2, "cman not started: Cannot start, ais may already be running\n", 59) = 59 2131 write(2, "cman_tool: ", 11) = 11 2131 write(2, "aisexec daemon didn\'t start\n", 28) = 28 2131 exit_group(1) = ? I would gladly send you an entire trace, I wasn't sure if I can attach text files to mails to the list. +Katriel Patrick Caulfield wrote: > Katriel Traum wrote: > > That conf file looks OK. > >> cman_tool join -d gives no extra information on the subject. >> Could this be because I'm running inside a VM? >> > > Possible, but not very likely - I have a 6 node Xen cluster that works fine. > > Did you check syslog for any other messages ? The things that cause that message > are usually related to CCS problems, and they can appear in syslog. > > > Oh, hang on: "ais may already be running" --- > > Have you started openais separately? - you don't need to. cman will start it for > you with the right parameters. > -- Katriel Traum CTO, Penguin IT RHCE, CLP Tel: 03-9411224 Mobile: 054-6789953 http://www.penguin-it.co.il -- Linux-cluster mailing list Linux-cluster@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/linux-cluster