[MESOS-8463] Test MasterAllocatorTest/1.SingleFramework is flaky

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.5.0
• Fix Version/s: 1.6.0
• Component/s: allocation, test
• Labels: flaky-test
• Sprint: Mesosphere Sprint 74, Mesosphere Sprint 75
• Story Points: 3
• Assignee: Till Toenshoff
• Reporter: Benjamin Bannier
• Shepherd: Alex R
• Created: 19/Jan/18 09:07
• Updated: 06/Apr/18 18:11
• Resolved: 20/Feb/18 20:57

Description

Observed in our internal CI on a ubuntu-16 setup in a plain autotools build,

../../src/tests/master_allocator_tests.cpp:175
Mock function called more times than expected - taking default action specified at:
../../src/tests/allocator.hpp:273:
    Function call: addSlave(@0x7fe8dc03d0e8 1eb6ab2c-293d-4b99-b76b-87bd939a1a19-S1, @0x7fe8dc03d108 hostname: "ip-172-16-10-65.ec2.internal"
resources {
  name: "cpus"
  type: SCALAR
  scalar {
    value: 2
  }
}
resources {
  name: "mem"
  type: SCALAR
  scalar {
    value: 1024
  }
}
resources {
  name: "ports"
  type: RANGES
  ranges {
    range {
      begin: 31000
      end: 32000
    }
  }
}
id {
  value: "1eb6ab2c-293d-4b99-b76b-87bd939a1a19-S1"
}
checkpoint: true
port: 40262
, @0x7fe8ffa276c0 { 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00>, 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 02-00 00-00 00-00 00-00>, 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 03-00 00-00 73-79 73-74> }, @0x7fe8ffa27720 48-byte object <01-00 00-00 E8-7F 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 08-7A A2-FF E8-7F 00-00 A0-32 24-7D 62-55 00-00 DE-3C 11-0A E9-7F 00-00>, @0x7fe8dc03d4c8 { cpus:2, mem:1024, ports:[31000-32000] }, @0x7fe8dc03d460 {})
         Expected: to be called once
           Actual: called twice - over-saturated and active
Stacktrace
../../src/tests/master_allocator_tests.cpp:175
Mock function called more times than expected - taking default action specified at:
../../src/tests/allocator.hpp:273:
    Function call: addSlave(@0x7fe8dc03d0e8 1eb6ab2c-293d-4b99-b76b-87bd939a1a19-S1, @0x7fe8dc03d108 hostname: "ip-172-16-10-65.ec2.internal"
resources {
  name: "cpus"
  type: SCALAR
  scalar {
    value: 2
  }
}
resources {
  name: "mem"
  type: SCALAR
  scalar {
    value: 1024
  }
}
resources {
  name: "ports"
  type: RANGES
  ranges {
    range {
      begin: 31000
      end: 32000
    }
  }
}
id {
  value: "1eb6ab2c-293d-4b99-b76b-87bd939a1a19-S1"
}
checkpoint: true
port: 40262
, @0x7fe8ffa276c0 { 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00>, 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 02-00 00-00 00-00 00-00>, 32-byte object <48-94 7D-0E E9-7F 00-00 00-00 00-00 00-00 00-00 01-00 00-00 00-00 00-00 03-00 00-00 73-79 73-74> }, @0x7fe8ffa27720 48-byte object <01-00 00-00 E8-7F 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 00-00 08-7A A2-FF E8-7F 00-00 A0-32 24-7D 62-55 00-00 DE-3C 11-0A E9-7F 00-00>, @0x7fe8dc03d4c8 { cpus:2, mem:1024, ports:[31000-32000] }, @0x7fe8dc03d460 {})
         Expected: to be called once
           Actual: called twice - over-saturated and active

Issue Links

• causes: MESOS-8613 Test `MasterAllocatorTest/*.TaskFinished` is flaky.