Examples with ECHO_REQ org.apache.cassandra.net.Verb.ECHO_REQ used on opensource projects

Example 1 with ECHO_REQ

use of org.apache.cassandra.net.Verb.ECHO_REQ in project cassandra by apache.

the class Gossiper method markAlive.

private void markAlive(final InetAddressAndPort addr, final EndpointState localState) {
    localState.markDead();
    Message<NoPayload> echoMessage = Message.out(ECHO_REQ, noPayload);
    logger.trace("Sending ECHO_REQ to {}", addr);
    RequestCallback echoHandler = msg -> {
        // force processing of the echo response onto the gossip stage, as it comes in on the REQUEST_RESPONSE stage
        runInGossipStageBlocking(() -> realMarkAlive(addr, localState));
    };
    MessagingService.instance().sendWithCallback(echoMessage, addr, echoHandler);
    GossiperDiagnostics.markedAlive(this, addr, localState);
}