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From "Jackson Chung (Created) (JIRA)" <j...@apache.org>
Subject [jira] [Created] (CASSANDRA-3736) -Dreplace_token leaves old node (IP) in the gossip with the token.
Date Fri, 13 Jan 2012 01:13:39 GMT
-Dreplace_token leaves old node (IP) in the gossip with the token.
------------------------------------------------------------------

                 Key: CASSANDRA-3736
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3736
             Project: Cassandra
          Issue Type: Bug
            Reporter: Jackson Chung


https://issues.apache.org/jira/browse/CASSANDRA-957 introduce a -Dreplace_token,

however, the replaced IP keeps on showing up in the Gossiper when starting the replacement
node:

{noformat}
 INFO [Thread-2] 2012-01-12 23:59:35,162 CassandraDaemon.java (line 213) Listening for thrift
clients...
 INFO [GossipStage:1] 2012-01-12 23:59:35,173 Gossiper.java (line 836) Node /50.56.59.68 has
restarted, now UP
 INFO [GossipStage:1] 2012-01-12 23:59:35,174 Gossiper.java (line 804) InetAddress /50.56.59.68
is now UP
 INFO [GossipStage:1] 2012-01-12 23:59:35,175 StorageService.java (line 988) Node /50.56.59.68
state jump to normal
 INFO [GossipStage:1] 2012-01-12 23:59:35,176 Gossiper.java (line 836) Node /50.56.58.55 has
restarted, now UP
 INFO [GossipStage:1] 2012-01-12 23:59:35,176 Gossiper.java (line 804) InetAddress /50.56.58.55
is now UP
 INFO [GossipStage:1] 2012-01-12 23:59:35,177 StorageService.java (line 1016) Nodes /50.56.58.55
and action-quick2/50.56.31.186 have the same token 85070591730234615865843651857942052864.
 Ignoring /50.56.58.55
 INFO [GossipTasks:1] 2012-01-12 23:59:45,048 Gossiper.java (line 818) InetAddress /50.56.58.55
is now dead.
 INFO [GossipTasks:1] 2012-01-13 00:00:06,062 Gossiper.java (line 632) FatClient /50.56.58.55
has been silent for 30000ms, removing from gossip
 INFO [GossipStage:1] 2012-01-13 00:01:06,320 Gossiper.java (line 838) Node /50.56.58.55 is
now part of the cluster
 INFO [GossipStage:1] 2012-01-13 00:01:06,320 Gossiper.java (line 804) InetAddress /50.56.58.55
is now UP
 INFO [GossipStage:1] 2012-01-13 00:01:06,321 StorageService.java (line 1016) Nodes /50.56.58.55
and action-quick2/50.56.31.186 have the same token 85070591730234615865843651857942052864.
 Ignoring /50.56.58.55
 INFO [GossipTasks:1] 2012-01-13 00:01:16,106 Gossiper.java (line 818) InetAddress /50.56.58.55
is now dead.
 INFO [GossipTasks:1] 2012-01-13 00:01:37,121 Gossiper.java (line 632) FatClient /50.56.58.55
has been silent for 30000ms, removing from gossip
 INFO [GossipStage:1] 2012-01-13 00:02:37,352 Gossiper.java (line 838) Node /50.56.58.55 is
now part of the cluster
 INFO [GossipStage:1] 2012-01-13 00:02:37,353 Gossiper.java (line 804) InetAddress /50.56.58.55
is now UP
 INFO [GossipStage:1] 2012-01-13 00:02:37,353 StorageService.java (line 1016) Nodes /50.56.58.55
and action-quick2/50.56.31.186 have the same token 85070591730234615865843651857942052864.
 Ignoring /50.56.58.55
 INFO [GossipTasks:1] 2012-01-13 00:02:47,158 Gossiper.java (line 818) InetAddress /50.56.58.55
is now dead.
 INFO [GossipStage:1] 2012-01-13 00:02:50,162 Gossiper.java (line 818) InetAddress /50.56.58.55
is now dead.
 INFO [GossipStage:1] 2012-01-13 00:02:50,163 StorageService.java (line 1156) Removing token
122029383590318827259508597176866581733 for /50.56.58.55
{noformat}

in the above, /50.56.58.55 was the replaced IP.

tried adding the "Gossiper.instance.removeEndpoint(endpoint);" in the StorageService.java
where the message 'Nodes %s and %s have the same token %s.  Ignoring %s",' seems only have
fixed this temporary. Here is a ring output:

{noformat}
riptano@action-quick:~/work/cassandra$ ./bin/nodetool -h localhost ring
Address         DC          Rack        Status State   Load            Owns    Token     
                                 
                                                                               85070591730234615865843651857942052864
     
50.56.59.68     datacenter1 rack1       Up     Normal  6.67 KB         85.56%  60502102442797279294142560823234402248
     
50.56.31.186    datacenter1 rack1       Up     Normal  11.12 KB        14.44%  85070591730234615865843651857942052864

{noformat}

gossipinfo:
{noformat}
$ ./bin/nodetool -h localhost gossipinfo
/50.56.58.55
  LOAD:6835.0
  SCHEMA:00000000-0000-1000-0000-000000000000
  RPC_ADDRESS:50.56.58.55
  STATUS:NORMAL,85070591730234615865843651857942052864
  RELEASE_VERSION:1.0.7-SNAPSHOT
/50.56.59.68
  LOAD:6835.0
  SCHEMA:00000000-0000-1000-0000-000000000000
  RPC_ADDRESS:50.56.59.68
  STATUS:NORMAL,60502102442797279294142560823234402248
  RELEASE_VERSION:1.0.7-SNAPSHOT
action-quick2/50.56.31.186
  LOAD:11387.0
  SCHEMA:00000000-0000-1000-0000-000000000000
  RPC_ADDRESS:50.56.31.186
  STATUS:NORMAL,85070591730234615865843651857942052864
  RELEASE_VERSION:1.0.7-SNAPSHOT
{noformat}

Note that at 1 point earlier it seems to have been removed:

$ ./bin/nodetool -h localhost gossipinfo
/50.56.59.68
  LOAD:13815.0
  SCHEMA:00000000-0000-1000-0000-000000000000
  RPC_ADDRESS:50.56.59.68
  STATUS:NORMAL,60502102442797279294142560823234402248
  RELEASE_VERSION:1.0.7-SNAPSHOT
action-quick2/50.56.31.186
  LOAD:13725.0
  SCHEMA:00000000-0000-1000-0000-000000000000
  RPC_ADDRESS:50.56.31.186
  STATUS:NORMAL,85070591730234615865843651857942052864
  RELEASE_VERSION:1.0.7-SNAPSHOT

riptano@action-quick2:~/work/cassandra$  INFO [GossipStage:1] 2012-01-13 01:03:30,073 Gossiper.java
(line 838) Node /50.56.58.55 is now part of the cluster

 INFO [GossipStage:1] 2012-01-13 01:03:30,073 Gossiper.java (line 804) InetAddress /50.56.58.55
is now UP

 INFO [GossipStage:1] 2012-01-13 01:03:30,074 StorageService.java (line 1017) Nodes /50.56.58.55
and action-quick2/50.56.31.186 have the same token 85070591730234615865843651857942052864.
 Ignoring /50.56.58.55

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