本文整理汇总了Java中org.apache.cassandra.locator.TokenMetadata.updateNormalTokens方法的典型用法代码示例。如果您正苦于以下问题:Java TokenMetadata.updateNormalTokens方法的具体用法?Java TokenMetadata.updateNormalTokens怎么用?Java TokenMetadata.updateNormalTokens使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.apache.cassandra.locator.TokenMetadata
的用法示例。
在下文中一共展示了TokenMetadata.updateNormalTokens方法的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: allocateTokens
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
public static Collection<Token> allocateTokens(final TokenMetadata tokenMetadata,
final AbstractReplicationStrategy rs,
final InetAddress endpoint,
int numTokens)
{
StrategyAdapter strategy = getStrategy(tokenMetadata, rs, endpoint);
Collection<Token> tokens = create(tokenMetadata, strategy).addUnit(endpoint, numTokens);
tokens = adjustForCrossDatacenterClashes(tokenMetadata, strategy, tokens);
if (logger.isWarnEnabled())
{
logger.warn("Selected tokens {}", tokens);
SummaryStatistics os = replicatedOwnershipStats(tokenMetadata, rs, endpoint);
TokenMetadata tokenMetadataCopy = tokenMetadata.cloneOnlyTokenMap();
tokenMetadataCopy.updateNormalTokens(tokens, endpoint);
SummaryStatistics ns = replicatedOwnershipStats(tokenMetadataCopy, rs, endpoint);
logger.warn("Replicated node load in datacentre before allocation " + statToString(os));
logger.warn("Replicated node load in datacentre after allocation " + statToString(ns));
// TODO: Is it worth doing the replicated ownership calculation always to be able to raise this alarm?
if (ns.getStandardDeviation() > os.getStandardDeviation())
logger.warn("Unexpected growth in standard deviation after allocation.");
}
return tokens;
}
示例2: resetGcGraceSeconds
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
@Before
public void resetGcGraceSeconds()
{
TokenMetadata tokenMeta = StorageService.instance.getTokenMetadata();
InetAddress local = FBUtilities.getBroadcastAddress();
tokenMeta.clearUnsafe();
tokenMeta.updateHostId(UUID.randomUUID(), local);
tokenMeta.updateNormalTokens(BootStrapper.getRandomTokens(tokenMeta, 1), local);
for (CFMetaData table : Schema.instance.getTablesAndViews(KEYSPACE))
table.gcGraceSeconds(TableParams.DEFAULT_GC_GRACE_SECONDS);
}
示例3: generateFakeEndpoints
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
private void generateFakeEndpoints(TokenMetadata tmd, int numOldNodes, int numVNodes, String dc, String rack) throws UnknownHostException
{
IPartitioner p = tmd.partitioner;
for (int i = 1; i <= numOldNodes; i++)
{
// leave .1 for myEndpoint
InetAddress addr = InetAddress.getByName("127." + dc + "." + rack + "." + (i + 1));
List<Token> tokens = Lists.newArrayListWithCapacity(numVNodes);
for (int j = 0; j < numVNodes; ++j)
tokens.add(p.getRandomToken());
tmd.updateNormalTokens(tokens, addr);
}
}
示例4: allocateTokensForNode
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
private void allocateTokensForNode(int vn, String ks, TokenMetadata tm, InetAddress addr)
{
SummaryStatistics os = TokenAllocation.replicatedOwnershipStats(tm, Keyspace.open(ks).getReplicationStrategy(), addr);
Collection<Token> tokens = BootStrapper.allocateTokens(tm, addr, ks, vn);
assertEquals(vn, tokens.size());
tm.updateNormalTokens(tokens, addr);
SummaryStatistics ns = TokenAllocation.replicatedOwnershipStats(tm, Keyspace.open(ks).getReplicationStrategy(), addr);
verifyImprovement(os, ns);
}
示例5: testPrimaryRangeForEndpointWithinDCWithVnodes
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
@Test
public void testPrimaryRangeForEndpointWithinDCWithVnodes() throws Exception
{
TokenMetadata metadata = StorageService.instance.getTokenMetadata();
metadata.clearUnsafe();
// DC1
Multimap<InetAddress, Token> dc1 = HashMultimap.create();
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("A"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("E"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("H"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("C"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("I"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("J"));
metadata.updateNormalTokens(dc1);
// DC2
Multimap<InetAddress, Token> dc2 = HashMultimap.create();
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("B"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("G"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("L"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("D"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("F"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("K"));
metadata.updateNormalTokens(dc2);
Map<String, String> configOptions = new HashMap<>();
configOptions.put("DC1", "1");
configOptions.put("DC2", "2");
Keyspace.clear("Keyspace1");
KSMetaData meta = KSMetaData.newKeyspace("Keyspace1", "NetworkTopologyStrategy", configOptions, false);
Schema.instance.setKeyspaceDefinition(meta);
// endpoints in DC1 should have primary ranges which also cover DC2
Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.1"));
assertEquals(8, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));
// endpoints in DC1 should have primary ranges which also cover DC2
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.2"));
assertEquals(4, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));
// endpoints in DC2 should have primary ranges which also cover DC1
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.4"));
assertEquals(4, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
// because /127.0.0.4 holds token "B" which is the next to token "A" from /127.0.0.1,
// the node covers range (L, A]
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.5"));
assertTrue(primaryRanges.size() == 8);
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
// ranges from /127.0.0.1
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
// the next token to "H" in DC2 is "K" in /127.0.0.5, so (G, H] goes to /127.0.0.5
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));
// ranges from /127.0.0.2
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));
}
示例6: testPrimaryRangeForEndpointWithinDCWithVnodes
import org.apache.cassandra.locator.TokenMetadata; //导入方法依赖的package包/类
@Test
public void testPrimaryRangeForEndpointWithinDCWithVnodes() throws Exception
{
TokenMetadata metadata = StorageService.instance.getTokenMetadata();
metadata.clearUnsafe();
// DC1
Multimap<InetAddress, Token> dc1 = HashMultimap.create();
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("A"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("E"));
dc1.put(InetAddress.getByName("127.0.0.1"), new StringToken("H"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("C"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("I"));
dc1.put(InetAddress.getByName("127.0.0.2"), new StringToken("J"));
metadata.updateNormalTokens(dc1);
// DC2
Multimap<InetAddress, Token> dc2 = HashMultimap.create();
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("B"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("G"));
dc2.put(InetAddress.getByName("127.0.0.4"), new StringToken("L"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("D"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("F"));
dc2.put(InetAddress.getByName("127.0.0.5"), new StringToken("K"));
metadata.updateNormalTokens(dc2);
Map<String, String> configOptions = new HashMap<>();
configOptions.put("DC1", "1");
configOptions.put("DC2", "2");
configOptions.put(ReplicationParams.CLASS, "NetworkTopologyStrategy");
Keyspace.clear("Keyspace1");
KeyspaceMetadata meta = KeyspaceMetadata.create("Keyspace1", KeyspaceParams.create(false, configOptions));
Schema.instance.setKeyspaceMetadata(meta);
// endpoints in DC1 should have primary ranges which also cover DC2
Collection<Range<Token>> primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.1"));
assertEquals(8, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));
// endpoints in DC1 should have primary ranges which also cover DC2
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.2"));
assertEquals(4, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));
// endpoints in DC2 should have primary ranges which also cover DC1
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.4"));
assertEquals(4, primaryRanges.size());
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("A"), new StringToken("B"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("F"), new StringToken("G"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("K"), new StringToken("L"))));
// because /127.0.0.4 holds token "B" which is the next to token "A" from /127.0.0.1,
// the node covers range (L, A]
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("L"), new StringToken("A"))));
primaryRanges = StorageService.instance.getPrimaryRangeForEndpointWithinDC(meta.name, InetAddress.getByName("127.0.0.5"));
assertTrue(primaryRanges.size() == 8);
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("C"), new StringToken("D"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("E"), new StringToken("F"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("J"), new StringToken("K"))));
// ranges from /127.0.0.1
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("D"), new StringToken("E"))));
// the next token to "H" in DC2 is "K" in /127.0.0.5, so (G, H] goes to /127.0.0.5
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("G"), new StringToken("H"))));
// ranges from /127.0.0.2
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("B"), new StringToken("C"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("H"), new StringToken("I"))));
assertTrue(primaryRanges.contains(new Range<Token>(new StringToken("I"), new StringToken("J"))));
}