Examples with SERIALIZABLE org.apache.ignite.transactions.TransactionIsolation.SERIALIZABLE used on opensource projects

Example 6 with SERIALIZABLE

use of org.apache.ignite.transactions.TransactionIsolation.SERIALIZABLE in project ignite by apache.

the class OpenCensusTxTracingConfigurationTest method testTxConfigurationSamplingRateAlwaysEnablesTxTracing.

/**
 * Ensure that in case of sampling rate equals to 1.0 (Always) transactions are successfully traced.
 *
 * @throws Exception If Failed.
 */
@Test
public void testTxConfigurationSamplingRateAlwaysEnablesTxTracing() throws Exception {
    IgniteEx client = startGrid("client");
    client.tracingConfiguration().set(new TracingConfigurationCoordinates.Builder(TX).build(), new TracingConfigurationParameters.Builder().withSamplingRate(SAMPLING_RATE_ALWAYS).build());
    client.transactions().txStart(PESSIMISTIC, SERIALIZABLE).commit();
    handler().flush();
    java.util.List<SpanData> gotSpans = handler().allSpans().filter(span -> SpanType.TX.spanName().equals(span.getName())).collect(Collectors.toList());
    assertEquals(1, gotSpans.size());
}

Example 7 with SERIALIZABLE

use of org.apache.ignite.transactions.TransactionIsolation.SERIALIZABLE in project ignite by apache.

the class OpenCensusTxTracingConfigurationTest method testTxTraceDoesNotIncludeCommunicationTracesInCaseOfEmptyIncludedScopes.

/**
 * Ensure that TX traces doesn't include COMMUNICATION sub-traces in case of empty set of included scopes.
 *
 * @throws Exception If Failed.
 */
@Test
public void testTxTraceDoesNotIncludeCommunicationTracesInCaseOfEmptyIncludedScopes() throws Exception {
    IgniteEx client = startGrid("client");
    client.tracingConfiguration().set(new TracingConfigurationCoordinates.Builder(TX).build(), new TracingConfigurationParameters.Builder().withSamplingRate(SAMPLING_RATE_ALWAYS).build());
    Transaction tx = client.transactions().txStart(PESSIMISTIC, SERIALIZABLE);
    client.cache(DEFAULT_CACHE_NAME).put(1, 1);
    tx.commit();
    handler().flush();
    SpanId parentSpanId = handler().allSpans().filter(span -> SpanType.TX_NEAR_PREPARE.spanName().equals(span.getName())).collect(Collectors.toList()).get(0).getContext().getSpanId();
    java.util.List<SpanData> gotSpans = handler().allSpans().filter(span -> parentSpanId.equals(span.getParentSpanId()) && SpanType.COMMUNICATION_SOCKET_WRITE.spanName().equals(span.getName())).collect(Collectors.toList());
    assertTrue(gotSpans.isEmpty());
}

Example 8 with SERIALIZABLE

use of org.apache.ignite.transactions.TransactionIsolation.SERIALIZABLE in project ignite by apache.

the class OpenCensusTxTracingConfigurationTest method testTxConfigurationSamplingRateHalfSamplesSomethingAboutHalfTransactions.

/**
 * Ensure that specifying 0 < sapling rate < 1 within TX scope will trace some but not all transactions.
 * Cause of probability nature of sampling, it's not possible to check that 0.5 sampling rate
 * will result in exactly half of the transactions being traced.
 *
 * @throws Exception If Failed.
 */
@Test
public void testTxConfigurationSamplingRateHalfSamplesSomethingAboutHalfTransactions() throws Exception {
    IgniteEx client = startGrid("client");
    client.tracingConfiguration().set(new TracingConfigurationCoordinates.Builder(TX).build(), new TracingConfigurationParameters.Builder().withSamplingRate(0.5).build());
    final int txAmount = 100;
    for (int i = 0; i < txAmount; i++) client.transactions().txStart(PESSIMISTIC, SERIALIZABLE).commit();
    handler().flush();
    java.util.List<SpanData> gotSpans = handler().allSpans().filter(span -> SpanType.TX.spanName().equals(span.getName())).collect(Collectors.toList());
    // Cause of probability nature of sampling, it's not possible to check that 0.5 sampling rate will end with
    // 5 sampling transactions out of {@code txAmount},
    // so we just check that some and not all transactions were traced.
    assertTrue(!gotSpans.isEmpty() && gotSpans.size() < txAmount);
}