{"action":"created","issue":{"url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/141","repository_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost","labels_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/141/labels{/name}","comments_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/141/comments","events_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/141/events","html_url":"https://github.com/akiradeveloper/dm-writeboost/issues/141","id":171564947,"number":141,"title":"Issue with dropping and rebuilding cache","user":{"login":"joeey1984ad","id":12181529,"avatar_url":"https://avatars.githubusercontent.com/u/12181529?v=3","gravatar_id":"","url":"https://api.github.com/users/joeey1984ad","html_url":"https://github.com/joeey1984ad","followers_url":"https://api.github.com/users/joeey1984ad/followers","following_url":"https://api.github.com/users/joeey1984ad/following{/other_user}","gists_url":"https://api.github.com/users/joeey1984ad/gists{/gist_id}","starred_url":"https://api.github.com/users/joeey1984ad/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/joeey1984ad/subscriptions","organizations_url":"https://api.github.com/users/joeey1984ad/orgs","repos_url":"https://api.github.com/users/joeey1984ad/repos","events_url":"https://api.github.com/users/joeey1984ad/events{/privacy}","received_events_url":"https://api.github.com/users/joeey1984ad/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":{"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},"assignees":[{"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}],"milestone":null,"comments":50,"created_at":"2016-08-17T03:13:41Z","updated_at":"2016-08-17T07:40:56Z","closed_at":null,"body":"Hello, I am using the latest version of dm-writeboost V2.2.3. My kernel is Centos 7.2 \r\n3.10.0-327.28.2.el7.x86_64\r\n\r\nThe cache is in defaullt mode and seems to cache the block device, however when I try to drop the caches or restart and try to rebuild the cache, the process hangs for ever. I only have around 6G used on the device.\r\n\r\nThis is how I created the block device,\r\n\r\n/dev/mdo  raid 1 HDD\r\n/dev/md2  raid 1  SSD\r\n------------------\r\nsudo dmsetup create mylv --table \"0 `blockdev --getsize /dev/md0` writeboost /dev/md0  /dev/md2\"\r\n\r\n dd if=/dev/zero of=/dev/mapper/mylv oflag=direct bs=512 count=1\r\n\r\nmkfs.ext4   /dev/mapper/mylv\r\n\r\nmount /dev/mapper/mylv  /home\r\n\r\nPlease guide me what is happening here. \r\n\r\nThanks,\r\nJoseph\r\n"},"comment":{"url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/comments/240337293","html_url":"https://github.com/akiradeveloper/dm-writeboost/issues/141#issuecomment-240337293","issue_url":"https://api.github.com/repos/akiradeveloper/dm-writeboost/issues/141","id":240337293,"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":"2016-08-17T07:40:56Z","updated_at":"2016-08-17T07:40:56Z","body":"@joeey1984ad What is the reading dev8-32 and writing to dev8-48?\r\n\r\n"}}
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