[ https://issues.apache.org/jira/browse/HBASE-24395?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Bo Cui updated HBASE-24395: --------------------------- Attachment: (was: HBase-24395.patch) > ServerName#getHostname() is case sensitive > ------------------------------------------ > > Key: HBASE-24395 > URL: https://issues.apache.org/jira/browse/HBASE-24395 > Project: HBase > Issue Type: Sub-task > Components: Balancer > Affects Versions: 1.3.1 > Reporter: Bo Cui > Priority: Major > Attachments: HBase-24395.patch, image-2020-05-18-17-42-57-119.png > > > ServerName calss,the getServerName(String hostName, int port, long > startcode),equals and compareTo are case insensitive, but getHostname() is > case sensitive. > if hostName is HOSTNAME1, ServerName is hostname1,11111,1589615319931, and > getHostname() returns HOSTNAME1. > and then BaseLoadBalancer#retainAssignment() uses ServerName#getHostname(), > all keys of serversByHostname are > upperCase(HOSTNAME1,HOSTNAME2,HOSTNAME3,HOSTNAME4...) from > ServerManager#createDestinationServersList, but oldServerName.getHostname() > is lowerCase(hostname1,hostname2,hostname3...) from walLog dir. > !image-2020-05-18-17-42-57-119.png! > and finally...all region of old ServerName will be assigned to random hosts -- This message was sent by Atlassian Jira (v8.3.4#803005)