/**
* In ATOMIC cache with CLOCK mode if key is updated from different nodes at same time only one
* update wins others are ignored (can happen in test event when updates are executed from
* different nodes sequentially), this delay is used to avoid lost updates.
*
* @param cache Cache.
* @throws Exception If failed.
*/
protected void atomicClockModeDelay(IgniteCache cache) throws Exception {
CacheConfiguration ccfg = (CacheConfiguration) cache.getConfiguration(CacheConfiguration.class);
if (ccfg.getCacheMode() != LOCAL
&& ccfg.getAtomicityMode() == CacheAtomicityMode.ATOMIC
&& ccfg.getAtomicWriteOrderMode() == CacheAtomicWriteOrderMode.CLOCK) U.sleep(50);
}
/** @throws InterruptedException If interrupted. */
@SuppressWarnings("BusyWait")
protected void awaitPartitionMapExchange() throws InterruptedException {
for (Ignite g : G.allGrids()) {
IgniteKernal g0 = (IgniteKernal) g;
for (IgniteCacheProxy<?, ?> c : g0.context().cache().jcaches()) {
CacheConfiguration cfg = c.context().config();
if (cfg.getCacheMode() == PARTITIONED
&& cfg.getRebalanceMode() != NONE
&& g.cluster().nodes().size() > 1) {
AffinityFunction aff = cfg.getAffinity();
GridDhtCacheAdapter<?, ?> dht = dht(c);
GridDhtPartitionTopology top = dht.topology();
for (int p = 0; p < aff.partitions(); p++) {
long start = 0;
for (int i = 0; ; i++) {
boolean match = false;
AffinityTopologyVersion readyVer =
dht.context().shared().exchange().readyAffinityVersion();
if (readyVer.topologyVersion() > 0 && c.context().started()) {
// Must map on updated version of topology.
Collection<ClusterNode> affNodes =
g0.affinity(cfg.getName()).mapPartitionToPrimaryAndBackups(p);
int exp = affNodes.size();
GridDhtTopologyFuture topFut = top.topologyVersionFuture();
Collection<ClusterNode> owners =
(topFut != null && topFut.isDone())
? top.nodes(p, AffinityTopologyVersion.NONE)
: Collections.<ClusterNode>emptyList();
int actual = owners.size();
if (affNodes.size() != owners.size() || !affNodes.containsAll(owners)) {
LT.warn(
log(),
null,
"Waiting for topology map update ["
+ "grid="
+ g.name()
+ ", cache="
+ cfg.getName()
+ ", cacheId="
+ dht.context().cacheId()
+ ", topVer="
+ top.topologyVersion()
+ ", topFut="
+ topFut
+ ", p="
+ p
+ ", affNodesCnt="
+ exp
+ ", ownersCnt="
+ actual
+ ", affNodes="
+ affNodes
+ ", owners="
+ owners
+ ", locNode="
+ g.cluster().localNode()
+ ']');
} else match = true;
} else {
LT.warn(
log(),
null,
"Waiting for topology map update ["
+ "grid="
+ g.name()
+ ", cache="
+ cfg.getName()
+ ", cacheId="
+ dht.context().cacheId()
+ ", topVer="
+ top.topologyVersion()
+ ", started="
+ dht.context().started()
+ ", p="
+ p
+ ", readVer="
+ readyVer
+ ", locNode="
+ g.cluster().localNode()
+ ']');
}
if (!match) {
if (i == 0) start = System.currentTimeMillis();
if (System.currentTimeMillis() - start > 30_000)
throw new IgniteException(
"Timeout of waiting for topology map update ["
+ "grid="
+ g.name()
+ ", cache="
+ cfg.getName()
+ ", cacheId="
+ dht.context().cacheId()
+ ", topVer="
+ top.topologyVersion()
+ ", p="
+ p
+ ", readVer="
+ readyVer
+ ", locNode="
+ g.cluster().localNode()
+ ']');
Thread.sleep(200); // Busy wait.
continue;
}
if (i > 0)
log()
.warning(
"Finished waiting for topology map update [grid="
+ g.name()
+ ", p="
+ p
+ ", duration="
+ (System.currentTimeMillis() - start)
+ "ms]");
break;
}
}
}
}
}
}
/**
* @param ignite Grid.
* @param cacheName Cache name.
* @param sample Sample size.
* @return Data transfer object for given cache.
* @throws IgniteCheckedException If failed to create data transfer object.
*/
public VisorCache from(IgniteEx ignite, String cacheName, int sample)
throws IgniteCheckedException {
assert ignite != null;
GridCacheAdapter ca = ignite.context().cache().internalCache(cacheName);
// Cache was not started.
if (ca == null || !ca.context().started()) return null;
name = cacheName;
try {
swapSize = ca.swapSize();
swapKeys = ca.swapKeys();
} catch (IgniteCheckedException ignored) {
swapSize = -1;
swapKeys = -1;
}
primaryPartitions = Collections.emptyList();
backupPartitions = Collections.emptyList();
CacheConfiguration cfg = ca.configuration();
mode = cfg.getCacheMode();
boolean partitioned =
(mode == CacheMode.PARTITIONED || mode == CacheMode.REPLICATED)
&& ca.context().affinityNode();
if (partitioned) {
GridDhtCacheAdapter dca = null;
if (ca instanceof GridNearCacheAdapter) dca = ((GridNearCacheAdapter) ca).dht();
else if (ca instanceof GridDhtCacheAdapter) dca = (GridDhtCacheAdapter) ca;
if (dca != null) {
GridDhtPartitionTopology top = dca.topology();
if (cfg.getCacheMode() != CacheMode.LOCAL && cfg.getBackups() > 0) {
GridDhtPartitionMap2 map2 = top.localPartitionMap();
partitionsMap = new GridDhtPartitionMap(map2.nodeId(), map2.updateSequence(), map2.map());
}
List<GridDhtLocalPartition> parts = top.localPartitions();
primaryPartitions = new ArrayList<>(parts.size());
backupPartitions = new ArrayList<>(parts.size());
for (GridDhtLocalPartition part : parts) {
int p = part.id();
int sz = part.size();
// Pass -1 as topology version in order not to wait for topology version.
if (part.primary(AffinityTopologyVersion.NONE))
primaryPartitions.add(new IgnitePair<>(p, sz));
else if (part.state() == GridDhtPartitionState.OWNING
&& part.backup(AffinityTopologyVersion.NONE))
backupPartitions.add(new IgnitePair<>(p, sz));
}
} else {
// Old way of collecting partitions info.
ClusterNode node = ignite.cluster().localNode();
int[] pp = ca.affinity().primaryPartitions(node);
primaryPartitions = new ArrayList<>(pp.length);
for (int p : pp) {
Set set = ca.entrySet(p);
primaryPartitions.add(new IgnitePair<>(p, set != null ? set.size() : 0));
}
int[] bp = ca.affinity().backupPartitions(node);
backupPartitions = new ArrayList<>(bp.length);
for (int p : bp) {
Set set = ca.entrySet(p);
backupPartitions.add(new IgnitePair<>(p, set != null ? set.size() : 0));
}
}
}
size = ca.size();
nearSize = ca.nearSize();
dynamicDeploymentId = ca.context().dynamicDeploymentId();
dhtSize = size - nearSize;
primarySize = ca.primarySize();
offHeapAllocatedSize = ca.offHeapAllocatedSize();
offHeapEntriesCnt = ca.offHeapEntriesCount();
partitions = ca.affinity().partitions();
metrics = VisorCacheMetrics.from(ignite, cacheName);
estimateMemorySize(ignite, ca, sample);
return this;
}
