jatsakthi commented on a change in pull request #354: HBASE-20368 Fix RIT stuck
when a rsgroup has no online servers but AM…
URL: https://github.com/apache/hbase/pull/354#discussion_r301347039
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File path:
hbase-rsgroup/src/test/java/org/apache/hadoop/hbase/rsgroup/TestRSGroupsKillRS.java
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@@ -131,7 +143,84 @@ public boolean evaluate() throws Exception {
});
ServerName targetServer1 = getServerName(newServers.iterator().next());
- Assert.assertEquals(1, admin.getRegions(targetServer1).size());
- Assert.assertEquals(tableName,
admin.getRegions(targetServer1).get(0).getTable());
+ assertEquals(1, admin.getRegions(targetServer1).size());
+ assertEquals(tableName, admin.getRegions(targetServer1).get(0).getTable());
+ }
+
+ @Test
+ public void testKillAllRSInGroup() throws Exception {
+ // create a rsgroup and move one regionserver to it
+ String groupName = "my_group";
+ int groupRSCount = 2;
+ addGroup(groupName, groupRSCount);
+
+ // create a table, and move it to my_group
+ Table t = TEST_UTIL.createMultiRegionTable(tableName, Bytes.toBytes("f"),
5);
+ TEST_UTIL.loadTable(t, Bytes.toBytes("f"));
+ Set<TableName> toAddTables = new HashSet<>();
+ toAddTables.add(tableName);
+ rsGroupAdmin.moveTables(toAddTables, groupName);
+
assertTrue(rsGroupAdmin.getRSGroupInfo(groupName).getTables().contains(tableName));
+ TEST_UTIL.waitTableAvailable(tableName, 30000);
+
+ // check my_group servers and table regions
+ Set<Address> servers = rsGroupAdmin.getRSGroupInfo(groupName).getServers();
+ assertEquals(2, servers.size());
+ LOG.debug("group servers {}", servers);
+ for (RegionInfo tr :
+
master.getAssignmentManager().getRegionStates().getRegionsOfTable(tableName)) {
+ assertTrue(servers.contains(
+
master.getAssignmentManager().getRegionStates().getRegionAssignments()
+ .get(tr).getAddress()));
+ }
+
+ // move all table regions on one group server to another
Review comment:
//Swap the region locations (i.e. rs1 regions to rs2 & vice versa)
// these codes are ...
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