[jira] [Commented] (HDFS-15171) Add a thread to call saveDfsUsed periodically, to prevent datanode too long restart time.

[ https://issues.apache.org/jira/browse/HDFS-15171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17041574#comment-17041574 ] zhuqi commented on HDFS-15171: -- Hi [~weichiu]  There are no cache file if the datanode shutdow ungracefully

[jira] [Commented] (HDFS-15171) Add a thread to call saveDfsUsed periodically, to prevent datanode too long restart time.

[ https://issues.apache.org/jira/browse/HDFS-15171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17041564#comment-17041564 ] zhuqi commented on HDFS-15171: -- Hi [~sodonnell] Thanks for your patient reply. First, the every 10 minutes

[jira] [Commented] (HDFS-15171) Add a thread to call saveDfsUsed periodically, to prevent datanode too long restart time.

[ https://issues.apache.org/jira/browse/HDFS-15171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17041367#comment-17041367 ] Wei-Chiu Chuang commented on HDFS-15171: The first thing coming to my mind is increasing

[jira] [Commented] (HDFS-15171) Add a thread to call saveDfsUsed periodically, to prevent datanode too long restart time.

[ https://issues.apache.org/jira/browse/HDFS-15171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17039018#comment-17039018 ] Stephen O'Donnell commented on HDFS-15171: -- [~zhuqi] There are a few parts to this. First, the

[jira] [Commented] (HDFS-15171) Add a thread to call saveDfsUsed periodically, to prevent datanode too long restart time.

[ https://issues.apache.org/jira/browse/HDFS-15171?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17038090#comment-17038090 ] zhuqi commented on HDFS-15171: -- cc [~linyiqun], [~weichiu] , [~hexiaoqiao]  What do you think about this