Examples with IgniteSemaphore org.apache.ignite.IgniteSemaphore used on opensource projects

Example 1 with IgniteSemaphore

use of org.apache.ignite.IgniteSemaphore in project ignite by apache.

the class JdbcUtils method fillData.

/**
 * Common method to fill test stand with data.
 *
 * @param cfg Benchmark configuration.
 * @param ignite Ignite node.
 * @param range Data key range.
 */
public static void fillData(BenchmarkConfiguration cfg, IgniteEx ignite, long range, CacheAtomicityMode atomicMode) {
    IgniteSemaphore sem = ignite.semaphore("sql-setup", 1, true, true);
    try {
        if (sem.tryAcquire()) {
            println(cfg, "Create table...");
            StringBuilder qry = new StringBuilder("CREATE TABLE test_long (id LONG PRIMARY KEY, val LONG) WITH \"wrap_value=true");
            if (atomicMode != null)
                qry.append(", atomicity=").append(atomicMode.name());
            qry.append("\";");
            String qryStr = qry.toString();
            println(cfg, "Creating table with schema: " + qryStr);
            GridQueryProcessor qProc = ignite.context().query();
            qProc.querySqlFields(new SqlFieldsQuery(qryStr), true);
            println(cfg, "Populate data...");
            for (long l = 1; l <= range; ++l) {
                qProc.querySqlFields(new SqlFieldsQuery("INSERT INTO test_long (id, val) VALUES (?, ?)").setArgs(l, l + 1), true);
                if (l % 10000 == 0)
                    println(cfg, "Populate " + l);
            }
            qProc.querySqlFields(new SqlFieldsQuery("CREATE INDEX val_idx ON test_long (val)"), true);
            println(cfg, "Finished populating data");
        } else {
            // Acquire (wait setup by other client) and immediately release/
            println(cfg, "Waits for setup...");
            sem.acquire();
        }
    } finally {
        sem.release();
    }
}

Example 2 with IgniteSemaphore

use of org.apache.ignite.IgniteSemaphore in project ignite by apache.

the class JdbcUtils method fillTableWithIdx.

/**
 * Common method to fill test stand with data.
 *
 * @param cfg Benchmark configuration.
 * @param ignite Ignite instance.
 * @param tblName Table name for fill and creation.
 * @param range Data key range.
 * @param atomicMode Cache creation atomicity mode.
 */
public static void fillTableWithIdx(BenchmarkConfiguration cfg, IgniteEx ignite, String tblName, long range, CacheAtomicityMode atomicMode) {
    IgniteSemaphore sem = ignite.semaphore("sql-setup", 1, true, true);
    try {
        if (sem.tryAcquire()) {
            println(cfg, "Create table...");
            StringBuilder qry = new StringBuilder(String.format("CREATE TABLE %s (", tblName) + "id LONG PRIMARY KEY, " + "DEC_COL DECIMAL, " + "DATE_COL DATE, " + "BIG_INT_COL BIGINT" + ") WITH \"wrap_value=true");
            if (atomicMode != null)
                qry.append(", atomicity=").append(atomicMode.name());
            qry.append("\";");
            String qryStr = qry.toString();
            println(cfg, "Creating table with schema: " + qryStr);
            GridQueryProcessor qProc = ignite.context().query();
            qProc.querySqlFields(new SqlFieldsQuery(qryStr), true);
            println(cfg, "Populate data...");
            for (long r = 1; r < range; ++r) {
                qProc.querySqlFields(new SqlFieldsQuery(String.format("INSERT INTO %s VALUES (?, ?, ?, ?)", tblName)).setArgs(r, new BigDecimal(r + 1), LocalDate.ofEpochDay(r), r + 2), true);
                if (r % 10000 == 0)
                    println(cfg, "Populate " + r);
            }
            qProc.querySqlFields(new SqlFieldsQuery(String.format("CREATE INDEX idx1 ON %s (DEC_COL, " + "DATE_COL) inline_size 16", tblName)), true);
            qProc.querySqlFields(new SqlFieldsQuery(String.format("CREATE INDEX idx2 ON %s (DATE_COL, " + "BIG_INT_COL) inline_size 16", tblName)), true);
            println(cfg, "Finished populating data");
        } else {
            // Acquire (wait setup by other client) and immediately release/
            println(cfg, "Waits for setup...");
            sem.acquire();
        }
    } finally {
        sem.release();
    }
}

Example 3 with IgniteSemaphore

use of org.apache.ignite.IgniteSemaphore in project ignite by apache.

the class IgniteCacheAbstractBenchmark method preload.

/**
 * Preload data before benchmarking.
 */
protected void preload() {
    IgniteSemaphore semaphore = ignite().semaphore("preloadSemaphore", 1, true, true);
    semaphore.acquire();
    try {
        IgniteCache<String, Integer> preloadCache = ignite().getOrCreateCache("preloadCache");
        if (preloadCache.get("loaded") == null) {
            IgniteCompute compute = ignite().compute(ignite().cluster().forServers().forOldest());
            IgniteCache<Integer, SampleValue> cache = (IgniteCache<Integer, SampleValue>) cacheForOperation();
            Integer res = compute.apply(new Loader(cache, args, ignite()), 0);
            preloadCache.put("loaded", res);
            if (res != null)
                args.setRange(res);
        } else {
            BenchmarkUtils.println("Setting range to " + preloadCache.get("loaded"));
            args.setRange(preloadCache.get("loaded"));
        }
    } finally {
        semaphore.release();
    }
}

Example 4 with IgniteSemaphore

use of org.apache.ignite.IgniteSemaphore in project ignite by apache.

the class NativeSqlJoinQueryRangeBenchmark method setUp.

/**
 * {@inheritDoc}
 */
@Override
public void setUp(BenchmarkConfiguration cfg) throws Exception {
    super.setUp(cfg);
    IgniteSemaphore sem = ignite().semaphore("sql-setup", 1, true, true);
    try {
        if (sem.tryAcquire()) {
            qry = ((IgniteEx) ignite()).context().query();
            StringBuilder withExpr = new StringBuilder(" WITH \"AFFINITY_KEY=orgId,");
            if (args.atomicMode() != null)
                withExpr.append("atomicity=").append(args.atomicMode().name()).append(",");
            if (args.partitionedCachesNumber() == 1)
                withExpr.append("template=replicated");
            else
                withExpr.append("template=partitioned");
            withExpr.append("\"");
            qry.querySqlFields(new SqlFieldsQuery("CREATE TABLE person (id long, orgId long, name varchar, PRIMARY KEY (id, orgId))" + withExpr), true);
            withExpr = new StringBuilder(" WITH \"");
            if (args.atomicMode() != null)
                withExpr.append("atomicity=").append(args.atomicMode().name()).append(",");
            withExpr.append("template=partitioned");
            withExpr.append("\"");
            qry.querySqlFields(new SqlFieldsQuery("CREATE TABLE organization (id long primary key, name varchar)" + withExpr), true);
            for (long k = 0; k <= args.range(); ++k) {
                qry.querySqlFields(new SqlFieldsQuery("insert into person (id, orgId, name) values (?, ?, ?)").setArgs(k, k / 10, "person " + k), true).getAll();
                if (k % 10 == 0) {
                    qry.querySqlFields(new SqlFieldsQuery("insert into organization (id, name) values (?, ?)").setArgs(k / 10, "organization " + k / 10), true).getAll();
                }
                if (k % 10000 == 0)
                    println(cfg, "Populate " + k);
            }
        } else {
            // Acquire (wait setup by other client) and immediately release/
            println(cfg, "Waits for setup...");
            sem.acquire();
        }
    } finally {
        sem.release();
    }
}

Example 5 with IgniteSemaphore

use of org.apache.ignite.IgniteSemaphore in project ignite by apache.

the class DataStructures method semaphore.

@Test
void semaphore() {
    // tag::semaphore[]
    Ignite ignite = Ignition.start();
    IgniteSemaphore semaphore = // Distributed semaphore name.
    ignite.semaphore(// Distributed semaphore name.
    "semName", // Number of permits.
    20, // Release acquired permits if node, that owned them, left topology.
    true, // Create if it doesn't exist.
    true);
    // end::semaphore[]
    ignite.close();
}