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Diffstat (limited to 'ctdb/doc/ctdb.1')
-rw-r--r-- | ctdb/doc/ctdb.1 | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/ctdb/doc/ctdb.1 b/ctdb/doc/ctdb.1 index 4e7ce4ac1c..256687449a 100644 --- a/ctdb/doc/ctdb.1 +++ b/ctdb/doc/ctdb.1 @@ -322,7 +322,9 @@ This command will trigger the recovery daemon to do a cluster recovery. This command will kill the specified TCP connection by issuing a TCP RST to the srcip:port endpoint. .SS "tickle <srcip:port> <dstip:port>" .PP -This command will will send a TCP tickle to the source host for the specified TCP connection. A TCP tickle is a TCP ACK packet with an invalis sequence and acknowledge number and will when received by the source host result in it sending an immediate correct ACK back to the other end. TCP tickles are useful to "tickle" clients after a ip failover has occured since this will make the client immediately recognize the tcp connection has been disrupted and that the client will need to reestablish. This greatly speeds up the time it takes for a client to detect and reestablish after an ip failover in the ctdb cluster. +This command will will send a TCP tickle to the source host for the specified TCP connection. A TCP tickle is a TCP ACK packet with an invalis sequence and acknowledge number and will when received by the source host result in it sending an immediate correct ACK back to the other end. +.PP +TCP tickles are useful to "tickle" clients after a ip failover has occured since this will make the client immediately recognize the tcp connection has been disrupted and that the client will need to reestablish. This greatly speeds up the time it takes for a client to detect and reestablish after an ip failover in the ctdb cluster. .SH "DEBUGGING COMMANDS" .PP These commands are primarily used for CTDB development and testing and should not be used for normal administration. |