{"action":"created","issue":{"url":"https://api.github.com/repos/akka/akka/issues/21675","repository_url":"https://api.github.com/repos/akka/akka","labels_url":"https://api.github.com/repos/akka/akka/issues/21675/labels{/name}","comments_url":"https://api.github.com/repos/akka/akka/issues/21675/comments","events_url":"https://api.github.com/repos/akka/akka/issues/21675/events","html_url":"https://github.com/akka/akka/issues/21675","id":183018899,"number":21675,"title":"Snapshot files showed a size of 0 bytes on restart after shutdown virtual machine","user":{"login":"HeYunBo","id":22835445,"avatar_url":"https://avatars.githubusercontent.com/u/22835445?v=3","gravatar_id":"","url":"https://api.github.com/users/HeYunBo","html_url":"https://github.com/HeYunBo","followers_url":"https://api.github.com/users/HeYunBo/followers","following_url":"https://api.github.com/users/HeYunBo/following{/other_user}","gists_url":"https://api.github.com/users/HeYunBo/gists{/gist_id}","starred_url":"https://api.github.com/users/HeYunBo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/HeYunBo/subscriptions","organizations_url":"https://api.github.com/users/HeYunBo/orgs","repos_url":"https://api.github.com/users/HeYunBo/repos","events_url":"https://api.github.com/users/HeYunBo/events{/privacy}","received_events_url":"https://api.github.com/users/HeYunBo/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/akka/akka/labels/0%20-%20new","name":"0 - new","color":"ffffff"}],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":3,"created_at":"2016-10-14T10:41:03Z","updated_at":"2016-10-17T01:04:05Z","closed_at":null,"body":"I‘m using akka system in OpenDaylight SDN controller which is running in a virtual machine(Centos) , shutdown(poweroff) the virtual machine when I was creating 100K entries with test script which triggered save snapshot per 100 entries , and then restart the virtual machine, I found all snapshot files written just before power off showed a size of 0 bytes\r\n\r\nThis happened only in virtual machine environment but it was normal in physical host environment or restart virtual machine with reboot command\r\n\r\nTest results as follows \r\n\r\nvirtual machine environment + power  off    Exception\r\nvirtual machine environment + reboot          Normal\r\nphysical host environment + power off         Normal\r\nphysical host environment + reboot              Normal\r\n"},"comment":{"url":"https://api.github.com/repos/akka/akka/issues/comments/254090628","html_url":"https://github.com/akka/akka/issues/21675#issuecomment-254090628","issue_url":"https://api.github.com/repos/akka/akka/issues/21675","id":254090628,"user":{"login":"HeYunBo","id":22835445,"avatar_url":"https://avatars.githubusercontent.com/u/22835445?v=3","gravatar_id":"","url":"https://api.github.com/users/HeYunBo","html_url":"https://github.com/HeYunBo","followers_url":"https://api.github.com/users/HeYunBo/followers","following_url":"https://api.github.com/users/HeYunBo/following{/other_user}","gists_url":"https://api.github.com/users/HeYunBo/gists{/gist_id}","starred_url":"https://api.github.com/users/HeYunBo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/HeYunBo/subscriptions","organizations_url":"https://api.github.com/users/HeYunBo/orgs","repos_url":"https://api.github.com/users/HeYunBo/repos","events_url":"https://api.github.com/users/HeYunBo/events{/privacy}","received_events_url":"https://api.github.com/users/HeYunBo/received_events","type":"User","site_admin":false},"created_at":"2016-10-17T01:04:05Z","updated_at":"2016-10-17T01:04:05Z","body":"I am using Akka 2.4.8, but I don't specify the snapshot store plugin in akka.conf,  if The LocalSnapshotStore is only provided for use in tests/dev scenarios, what should I use in a production application\r\n\r\n\r\n"}}
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