[KUDU-1681] DNS resolution failure of master hostname causes tserver crash

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.0.1, 1.1.0
• Component/s: tserver
• Assignee: Dan Burkert
• Reporter: Dan Burkert
• Created: 06/Oct/16 00:30
• Updated: 07/Oct/16 17:46
• Resolved: 07/Oct/16 17:46

Description

Smoking gun stacktrace:

*** Aborted at 1475704619 (unix time) try "date -d @1475704619" if you are using GNU date ***
PC: @           0xa0d0dd kudu::rpc::Proxy::AsyncRequest()
*** SIGSEGV (@0x40) received by PID 139726 (TID 0x7fd280c1a700) from PID 64; stack trace: ***
    @       0x3e66e0f710 (unknown)
    @           0xa0d0dd kudu::rpc::Proxy::AsyncRequest()
    @           0xa0d62b kudu::rpc::Proxy::SyncRequest()
    @           0x867f1a kudu::master::MasterServiceProxy::Ping()
    @           0x7b74d5 kudu::tserver::Heartbeater::Thread::ConnectToMaster()
    @           0x7b82af kudu::tserver::Heartbeater::Thread::DoHeartbeat()
    @           0x7b8d9d kudu::tserver::Heartbeater::Thread::RunThread()
    @          0x19117aa kudu::Thread::SuperviseThread()
    @       0x3e66e079d1 (unknown)
    @       0x3e66ae88fd (unknown)
    @                0x0 (unknown)