Examples with UnsafeMemoryProvider org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider used on opensource projects

Example 1 with UnsafeMemoryProvider

use of org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider in project ignite by apache.

the class BPlusTreeBenchmark method createPageMemory.

/**
     * @return Page memory.
     * @throws Exception If failed.
     */
private PageMemory createPageMemory() throws Exception {
    long[] sizes = new long[CPUS];
    for (int i = 0; i < sizes.length; i++) sizes[i] = 1024 * MB / CPUS;
    MemoryPolicyConfiguration plcCfg = new MemoryPolicyConfiguration().setMaxSize(1024 * MB);
    PageMemory pageMem = new PageMemoryNoStoreImpl(new JavaLogger(), new UnsafeMemoryProvider(new JavaLogger()), null, PAGE_SIZE, plcCfg, new MemoryMetricsImpl(plcCfg), false);
    pageMem.start();
    return pageMem;
}

Example 2 with UnsafeMemoryProvider

use of org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider in project ignite by apache.

the class IgniteCacheDatabaseSharedManager method initMemory.

/**
     * @param memCfg memory configuration with common parameters.
     * @param plcCfg memory policy with PageMemory specific parameters.
     * @param memMetrics {@link MemoryMetrics} object to collect memory usage metrics.
     * @return Memory policy instance.
     */
private MemoryPolicy initMemory(MemoryConfiguration memCfg, MemoryPolicyConfiguration plcCfg, MemoryMetricsImpl memMetrics) {
    File allocPath = buildAllocPath(plcCfg);
    DirectMemoryProvider memProvider = allocPath == null ? new UnsafeMemoryProvider(log) : new MappedFileMemoryProvider(log, allocPath);
    PageMemory pageMem = createPageMemory(memProvider, memCfg, plcCfg, memMetrics);
    return new MemoryPolicy(pageMem, plcCfg, memMetrics, createPageEvictionTracker(plcCfg, pageMem));
}

Example 3 with UnsafeMemoryProvider

use of org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider in project ignite by apache.

the class InlineIndexHelperTest method testStringTruncate.

/** */
public void testStringTruncate() throws Exception {
    MemoryPolicyConfiguration plcCfg = new MemoryPolicyConfiguration().setMaxSize(1024 * MB);
    JavaLogger log = new JavaLogger();
    PageMemory pageMem = new PageMemoryNoStoreImpl(log, new UnsafeMemoryProvider(log), null, PAGE_SIZE, plcCfg, new MemoryMetricsImpl(plcCfg), false);
    pageMem.start();
    long pageId = 0L;
    long page = 0L;
    try {
        pageId = pageMem.allocatePage(CACHE_ID, 1, PageIdAllocator.FLAG_DATA);
        page = pageMem.acquirePage(CACHE_ID, pageId);
        long pageAddr = pageMem.readLock(CACHE_ID, pageId, page);
        int off = 0;
        InlineIndexHelper ih = new InlineIndexHelper(Value.STRING, 1, 0);
        ih.put(pageAddr, off, ValueString.get("aaaaaaa"), 3 + 5);
        assertFalse(ih.isValueFull(pageAddr, off));
        assertEquals("aaaaa", ih.get(pageAddr, off, 3 + 5).getString());
        ih.put(pageAddr, off, ValueString.get("aaa"), 3 + 5);
        assertTrue(ih.isValueFull(pageAddr, off));
        assertEquals("aaa", ih.get(pageAddr, off, 3 + 5).getString());
    } finally {
        if (page != 0L)
            pageMem.releasePage(CACHE_ID, pageId, page);
        pageMem.stop();
    }
}

Example 4 with UnsafeMemoryProvider

use of org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider in project ignite by apache.

the class InlineIndexHelperTest method testPutGet.

/** */
private void testPutGet(Value v1, Value v2, Value v3) throws Exception {
    MemoryPolicyConfiguration plcCfg = new MemoryPolicyConfiguration().setMaxSize(1024 * MB);
    JavaLogger log = new JavaLogger();
    PageMemory pageMem = new PageMemoryNoStoreImpl(log, new UnsafeMemoryProvider(log), null, PAGE_SIZE, plcCfg, new MemoryMetricsImpl(plcCfg), false);
    pageMem.start();
    long pageId = 0L;
    long page = 0L;
    try {
        pageId = pageMem.allocatePage(CACHE_ID, 1, PageIdAllocator.FLAG_DATA);
        page = pageMem.acquirePage(CACHE_ID, pageId);
        long pageAddr = pageMem.readLock(CACHE_ID, pageId, page);
        int off = 0;
        int max = 255;
        InlineIndexHelper ih = new InlineIndexHelper(v1.getType(), 1, 0);
        off += ih.put(pageAddr, off, v1, max - off);
        off += ih.put(pageAddr, off, v2, max - off);
        off += ih.put(pageAddr, off, v3, max - off);
        Value v11 = ih.get(pageAddr, 0, max);
        Value v22 = ih.get(pageAddr, ih.fullSize(pageAddr, 0), max);
        assertEquals(v1.getObject(), v11.getObject());
        assertEquals(v2.getObject(), v22.getObject());
    } finally {
        if (page != 0L)
            pageMem.releasePage(CACHE_ID, pageId, page);
        pageMem.stop();
    }
}

Example 5 with UnsafeMemoryProvider

use of org.apache.ignite.internal.mem.unsafe.UnsafeMemoryProvider in project ignite by apache.

the class InlineIndexHelperTest method testBytes.

/** */
public void testBytes() throws Exception {
    MemoryPolicyConfiguration plcCfg = new MemoryPolicyConfiguration().setMaxSize(1024 * MB);
    JavaLogger log = new JavaLogger();
    PageMemory pageMem = new PageMemoryNoStoreImpl(log, new UnsafeMemoryProvider(log), null, PAGE_SIZE, plcCfg, new MemoryMetricsImpl(plcCfg), false);
    pageMem.start();
    long pageId = 0L;
    long page = 0L;
    try {
        pageId = pageMem.allocatePage(CACHE_ID, 1, PageIdAllocator.FLAG_DATA);
        page = pageMem.acquirePage(CACHE_ID, pageId);
        long pageAddr = pageMem.readLock(CACHE_ID, pageId, page);
        int off = 0;
        InlineIndexHelper ih = new InlineIndexHelper(Value.BYTES, 1, 0);
        ih.put(pageAddr, off, ValueBytes.get(new byte[] { 1, 2, 3, 4, 5 }), 3 + 3);
        assertFalse(ih.isValueFull(pageAddr, off));
        assertTrue(Arrays.equals(new byte[] { 1, 2, 3 }, ih.get(pageAddr, off, 3 + 5).getBytes()));
        ih.put(pageAddr, off, ValueBytes.get(new byte[] { 1, 2, 3, 4, 5 }), 3 + 5);
        assertTrue(ih.isValueFull(pageAddr, off));
        assertTrue(Arrays.equals(new byte[] { 1, 2, 3, 4, 5 }, ih.get(pageAddr, off, 3 + 5).getBytes()));
    } finally {
        if (page != 0L)
            pageMem.releasePage(CACHE_ID, pageId, page);
        pageMem.stop();
    }
}