{"action":"created","issue":{"url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/150","repository_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost","labels_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/150/labels{/name}","comments_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/150/comments","events_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/150/events","html_url":"https://github.com/akiradeveloper/dm-writeboost/issues/150","id":175009705,"number":150,"title":"Read-caching caused file system corruption","user":{"login":"horvatbenjamin","id":408628,"avatar_url":"https://avatars.githubusercontent.com/u/408628?v=3","gravatar_id":"","url":"https://api.github.com/users/horvatbenjamin","html_url":"https://github.com/horvatbenjamin","followers_url":"https://api.github.com/users/horvatbenjamin/followers","following_url":"https://api.github.com/users/horvatbenjamin/following{/other_user}","gists_url":"https://api.github.com/users/horvatbenjamin/gists{/gist_id}","starred_url":"https://api.github.com/users/horvatbenjamin/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/horvatbenjamin/subscriptions","organizations_url":"https://api.github.com/users/horvatbenjamin/orgs","repos_url":"https://api.github.com/users/horvatbenjamin/repos","events_url":"https://api.github.com/users/horvatbenjamin/events{/privacy}","received_events_url":"https://api.github.com/users/horvatbenjamin/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":7,"created_at":"2016-09-05T07:23:09Z","updated_at":"2016-09-05T12:43:32Z","closed_at":null,"body":"Yesterday I've enabled read caching on my machine, and nearly destroyed my filesytem in about a few hours. So I think there are still problems with read-caching.\r\nToday night I'll try to reproduce the issue in a new test filesystem.\r\n\r\nI am using ubuntu 16.04.1 with the latest updates, and this version of the dm-writeboost module: 0a8b851560f7637799b652f8cd8f48caac0102df\r\n\r\nThe underlaying filesystem was ntfs, mounted using ntfs-3g."},"comment":{"url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/comments/244738229","html_url":"https://github.com/akiradeveloper/dm-writeboost/issues/150#issuecomment-244738229","issue_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/150","id":244738229,"user":{"login":"akiradeveloper","id":785824,"avatar_url":"https://avatars.githubusercontent.com/u/785824?v=3","gravatar_id":"","url":"https://api.github.com/users/akiradeveloper","html_url":"https://github.com/akiradeveloper","followers_url":"https://api.github.com/users/akiradeveloper/followers","following_url":"https://api.github.com/users/akiradeveloper/following{/other_user}","gists_url":"https://api.github.com/users/akiradeveloper/gists{/gist_id}","starred_url":"https://api.github.com/users/akiradeveloper/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/akiradeveloper/subscriptions","organizations_url":"https://api.github.com/users/akiradeveloper/orgs","repos_url":"https://api.github.com/users/akiradeveloper/repos","events_url":"https://api.github.com/users/akiradeveloper/events{/privacy}","received_events_url":"https://api.github.com/users/akiradeveloper/received_events","type":"User","site_admin":false},"created_at":"2016-09-05T12:43:32Z","updated_at":"2016-09-05T12:43:32Z","body":"The status after cat are similar between yours and mine. So I am sure that my test code works.\r\n\r\nyours:\r\n\r\n> wbdev: 0 20971520 writeboost 4572 259842 2046 37 36 0 577 129 513574 0 0 0 91 0 0 3 526 0 0 7 75 4 0 6 10 writeback_threshold 0 nr_cur_batched_writeback 0 sync_data_interval 0 update_sb_record_interval 0 read_cache_threshold 127\r\n\r\nmine:\r\n\r\n> 21:34:26.609 [pool-2-thread-5-ScalaTest-running-REPRO_150] DEBUG dmtest - stat (parsed): Status(3969,259842,2046,32,31,0,545,Map(StatKey(true,false,false,false) -> 3, StatKey(false,false,true,true) -> 0, StatKey(false,true,false,true) -> 109, StatKey(false,true,true,true) -> 2, StatKey(true,true,true,false) -> 2, StatKey(true,false,true,false) -> 0, StatKey(false,true,false,false) -> 0, StatKey(true,true,false,false) -> 5, StatKey(false,false,false,true) -> 513153, StatKey(false,false,false,false) -> 134, StatKey(true,true,true,true) -> 2, StatKey(true,true,false,true) -> 51, StatKey(true,false,false,true) -> 512, StatKey(true,false,true,true) -> 0, StatKey(false,true,true,false) -> 0, StatKey(false,false,true,false) -> 0),4,Map(nr_cur_batched_writeback -> 0, sync_data_interval -> 0, update_sb_record_interval -> 0, writeback_threshold -> 0, read_cache_threshold -> 127))\r\n"}}
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