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https://issues.apache.org/jira/browse/MESOS-2186?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14968073#comment-14968073
 ] 

Steven Schlansker commented on MESOS-2186:
------------------------------------------

If zookeeper_init() returns NULL, that in fact means that ZOOKEEPER-1029 is 
unrelated, yeah?

> Mesos crashes if any configured zookeeper does not resolve.
> -----------------------------------------------------------
>
>                 Key: MESOS-2186
>                 URL: https://issues.apache.org/jira/browse/MESOS-2186
>             Project: Mesos
>          Issue Type: Bug
>    Affects Versions: 0.21.0, 0.26.0
>         Environment: Zookeeper:  3.4.5+28-1.cdh4.7.1.p0.13.el6
> Mesos: 0.21.0-1.0.centos65
> CentOS: CentOS release 6.6 (Final)
>            Reporter: Daniel Hall
>            Priority: Critical
>              Labels: mesosphere
>
> When starting Mesos, if one of the configured zookeeper servers does not 
> resolve in DNS Mesos will crash and refuse to start. We noticed this issue 
> while we were rebuilding one of our zookeeper hosts in Google compute (which 
> bases the DNS on the machines running).
> Here is a log from a failed startup (hostnames and ip addresses have been 
> sanitised).
> {noformat}
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.088835 
> 28627 main.cpp:292] Starting Mesos master
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 2014-12-09 
> 22:54:54,095:28627(0x7fa9f042f700):ZOO_ERROR@getaddrs@599: getaddrinfo: No 
> such file or directory
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: F1209 22:54:54.095239 
> 28642 zookeeper.cpp:113] Failed to create ZooKeeper, zookeeper_init: No such 
> file or directory [2]
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: *** Check failure stack 
> trace: ***
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 2014-12-09 
> 22:54:54,097:28627(0x7fa9ed22a700):ZOO_ERROR@getaddrs@599: getaddrinfo: No 
> such file or directory
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: F1209 22:54:54.097718 
> 28647 zookeeper.cpp:113] Failed to create ZooKeeper, zookeeper_init: No such 
> file or directory [2]
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: *** Check failure stack 
> trace: ***
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a0160  
> google::LogMessage::Fail()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a0160  
> google::LogMessage::Fail()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a00b9  
> google::LogMessage::SendToLog()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 2014-12-09 
> 22:54:54,108:28627(0x7fa9ef02d700):ZOO_ERROR@getaddrs@599: getaddrinfo: No 
> such file or directory
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: F1209 22:54:54.097718 
> 28647 zookeeper.cpp:113] Failed to create ZooKeeper, zookeeper_init: No such 
> file or directory [2]F1209 22:54:54.108422 28644 zookeeper.cpp:113] Failed to 
> create ZooKeeper, zookeeper_init: No such file or directory [2]
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: *** Check failure stack 
> trace: ***
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a0160  
> google::LogMessage::Fail()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 2014-12-09 
> 22:54:54,109:28627(0x7fa9f0e30700):ZOO_ERROR@getaddrs@599: getaddrinfo: No 
> such file or directory
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: 
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: F1209 22:54:54.097718 
> 28647 zookeeper.cpp:113] Failed to create ZooKeeper, zookeeper_init: No such 
> file or directory [2]F1209 22:54:54.108422 28644 zookeeper.cpp:113] Failed to 
> create ZooKeeper, zookeeper_init: No such file or directory [2]F1209 
> 22:54:54.109864 28641 zookeeper.cpp:113] Failed to create ZooKeeper, 
> zookeeper_init: No such file or directory [2]
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: *** Check failure stack 
> trace: ***
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a0160  
> google::LogMessage::Fail()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a00b9  
> google::LogMessage::SendToLog()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a00b9  
> google::LogMessage::SendToLog()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.123208 
> 28640 master.cpp:318] Master 20141209-225454-4155764746-5050-28627 
> (mesosmaster-2.internal) started on 10.x.x.x:5050
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.123306 
> 28640 master.cpp:366] Master allowing unauthenticated frameworks to register
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.123327 
> 28640 master.cpp:371] Master allowing unauthenticated slaves to register
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a00b9  
> google::LogMessage::SendToLog()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569fa97  
> google::LogMessage::Flush()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569fa97  
> google::LogMessage::Flush()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569fa97  
> google::LogMessage::Flush()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569f8af  
> google::LogMessage::~LogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a086f  
> google::ErrnoLogMessage::~ErrnoLogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569fa97  
> google::LogMessage::Flush()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.159488 
> 28643 contender.cpp:131] Joining the ZK group
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]: I1209 22:54:54.160753 
> 28640 master.cpp:1202] Successfully attached file 
> '/var/log/mesos/mesos-master.INFO'
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569f8af  
> google::LogMessage::~LogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a086f  
> google::ErrnoLogMessage::~ErrnoLogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569f8af  
> google::LogMessage::~LogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a086f  
> google::ErrnoLogMessage::~ErrnoLogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f569f8af  
> google::LogMessage::~LogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f56a086f  
> google::ErrnoLogMessage::~ErrnoLogMessage()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5201abf  
> ZooKeeperProcess::initialize()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5604367  
> process::ProcessManager::resume()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5201abf  
> ZooKeeperProcess::initialize()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5201abf  
> ZooKeeperProcess::initialize()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5201abf  
> ZooKeeperProcess::initialize()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5604367  
> process::ProcessManager::resume()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5604367  
> process::ProcessManager::resume()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f5604367  
> process::ProcessManager::resume()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @     0x7fa9f55fa21f  
> process::schedule()
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @       0x3e498079d1  
> (unknown)
> Dec  9 22:54:54 mesosmaster-2 mesos-master[28627]:     @       0x3e494e89dd  
> (unknown)
> Dec  9 22:54:54 mesosmaster-2 abrt[28650]: Not saving repeating crash in 
> '/usr/local/sbin/mesos-master'
> Dec  9 22:54:54 mesosmaster-2 init: mesos-master main process (28627) killed 
> by ABRT signal
> {noformat}



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