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totemsrp: Enhance mcast failure detection

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memb_state_gather_enter increase stats.continuous_gather only if
previous state was gather also. This should happen only if multicast is
not working properly (local firewall in most cases) and not if many
nodes joins at one time.

Signed-off-by: Jan Friesse <jfriesse@redhat.com>
Reviewed-by: Angus Salkeld <asalkeld@redhat.com>
This commit is contained in:
Jan Friesse 2011-05-04 15:00:31 +02:00
parent 719fddd8e1
commit 61d83cd719
1 changed files with 7 additions and 1 deletions
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8
exec/totemsrp.c
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@ -1895,7 +1895,13 @@ static void memb_state_gather_enter (
instance->memb_state = MEMB_STATE_GATHER;
instance->stats.gather_entered++;
instance->stats.continuous_gather++;
if (gather_from == 3) {
/*
* State 3 means gather, so we are continuously gathering.
*/
instance->stats.continuous_gather++;
}
if (instance->stats.continuous_gather > MAX_NO_CONT_GATHER) {
log_printf (instance->totemsrp_log_level_warning,