firewalld 造成 mesos slave不断disconnect
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从日志观察是master和slave不断的在重练,实际原因是firewalld阻止了slave的端口访问,要吸取教训
slave log:
I0521 20:30:23.741531 6615 group.cpp:837] Syncing group operations: queue size (joins, cancels, datas) = (0, 0, 0)
I0521 20:30:23.741542 6615 group.cpp:427] Trying to create path '/mesos' in ZooKeeper
I0521 20:30:23.743649 6609 detector.cpp:152] Detected a new leader: (id='301')
I0521 20:30:23.743716 6609 group.cpp:706] Trying to get '/mesos/json.info_0000000301' in ZooKeeper
I0521 20:30:23.744446 6610 zookeeper.cpp:259] A new leading master (UPID=master@172.18.128.133:5050) is detected
I0521 20:30:23.830389 6610 slave.cpp:4782] Finished recovery
I0521 20:30:23.830682 6610 status_update_manager.cpp:174] Pausing sending status updates
I0521 20:30:23.830690 6612 slave.cpp:895] New master detected at master@172.18.128.133:5050
I0521 20:30:23.830709 6612 slave.cpp:916] No credentials provided. Attempting to register without authentication
I0521 20:30:23.830720 6612 slave.cpp:927] Detecting new master
I0521 20:31:23.737236 6615 slave.cpp:4591] Current disk usage 5.11%. Max allowed age: 5.942044846895949days
I0521 20:32:23.738291 6610 slave.cpp:4591] Current disk usage 5.11%. Max allowed age: 5.942044846895949days
I0521 20:33:23.739606 6614 slave.cpp:4591] Current disk usage 5.11%. Max allowed age: 5.942044863852720days
I0521 20:34:23.740782 6613 slave.cpp:4591] Current disk usage 5.11%. Max allowed age: 5.942044829939189days
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