{"action":"created","issue":{"url":"https://api.github.com/repos/pingcap/tidb/issues/2928","repository_url":"https://api.github.com/repos/pingcap/tidb","labels_url":"https://api.github.com/repos/pingcap/tidb/issues/2928/labels{/name}","comments_url":"https://api.github.com/repos/pingcap/tidb/issues/2928/comments","events_url":"https://api.github.com/repos/pingcap/tidb/issues/2928/events","html_url":"https://github.com/pingcap/tidb/pull/2928","id":217020930,"number":2928,"title":"Make index serial scan concurrency configurable and fix golint errors.","user":{"login":"shenli","id":1192573,"avatar_url":"https://avatars3.githubusercontent.com/u/1192573?v=3","gravatar_id":"","url":"https://api.github.com/users/shenli","html_url":"https://github.com/shenli","followers_url":"https://api.github.com/users/shenli/followers","following_url":"https://api.github.com/users/shenli/following{/other_user}","gists_url":"https://api.github.com/users/shenli/gists{/gist_id}","starred_url":"https://api.github.com/users/shenli/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/shenli/subscriptions","organizations_url":"https://api.github.com/users/shenli/orgs","repos_url":"https://api.github.com/users/shenli/repos","events_url":"https://api.github.com/users/shenli/events{/privacy}","received_events_url":"https://api.github.com/users/shenli/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2017-03-26T02:13:58Z","updated_at":"2017-03-26T15:19:23Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/pingcap/tidb/pulls/2928","html_url":"https://github.com/pingcap/tidb/pull/2928","diff_url":"https://github.com/pingcap/tidb/pull/2928.diff","patch_url":"https://github.com/pingcap/tidb/pull/2928.patch"},"body":"When doing index double read operation with keepOrder as true, we use only one worker. If we need to read a lot of data, it will be quite slow. So I make it configurable. For OLAP TiDB cluster, we could set the concurrency to 4 or 5.\r\n\r\nI will add test in the next commit.\r\n"},"comment":{"url":"https://api.github.com/repos/pingcap/tidb/issues/comments/289290933","html_url":"https://github.com/pingcap/tidb/pull/2928#issuecomment-289290933","issue_url":"https://api.github.com/repos/pingcap/tidb/issues/2928","id":289290933,"user":{"login":"ngaut","id":878009,"avatar_url":"https://avatars1.githubusercontent.com/u/878009?v=3","gravatar_id":"","url":"https://api.github.com/users/ngaut","html_url":"https://github.com/ngaut","followers_url":"https://api.github.com/users/ngaut/followers","following_url":"https://api.github.com/users/ngaut/following{/other_user}","gists_url":"https://api.github.com/users/ngaut/gists{/gist_id}","starred_url":"https://api.github.com/users/ngaut/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/ngaut/subscriptions","organizations_url":"https://api.github.com/users/ngaut/orgs","repos_url":"https://api.github.com/users/ngaut/repos","events_url":"https://api.github.com/users/ngaut/events{/privacy}","received_events_url":"https://api.github.com/users/ngaut/received_events","type":"User","site_admin":false},"created_at":"2017-03-26T15:19:23Z","updated_at":"2017-03-26T15:19:23Z","body":"Cool"}}
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