Examples with PageMemory org.apache.ignite.internal.pagemem.PageMemory used on opensource projects

Example 31 with PageMemory

use of org.apache.ignite.internal.pagemem.PageMemory in project ignite by apache.

the class IgniteCacheDatabaseSharedManager method createPageMemory.

/**
 * Creates PageMemory with given size and memory provider.
 *
 * @param memProvider Memory provider.
 * @param memCfg Memory configuartion.
 * @param memPlcCfg data region configuration.
 * @param memMetrics DataRegionMetrics to collect memory usage metrics.
 * @return PageMemory instance.
 */
protected PageMemory createPageMemory(DirectMemoryProvider memProvider, DataStorageConfiguration memCfg, DataRegionConfiguration memPlcCfg, DataRegionMetricsImpl memMetrics, boolean trackable) {
    memMetrics.persistenceEnabled(false);
    PageMemory pageMem = new PageMemoryNoStoreImpl(log, memProvider, cctx, memCfg.getPageSize(), memPlcCfg, memMetrics, false);
    memMetrics.pageMemory(pageMem);
    return pageMem;
}

Example 32 with PageMemory

use of org.apache.ignite.internal.pagemem.PageMemory in project ignite by apache.

the class IgniteCacheDatabaseSharedManager method initMemory.

/**
 * @param memCfg memory configuration with common parameters.
 * @param plcCfg data region with PageMemory specific parameters.
 * @param memMetrics {@link DataRegionMetrics} object to collect memory usage metrics.
 * @return data region instance.
 *
 * @throws IgniteCheckedException If failed to initialize swap path.
 */
private DataRegion initMemory(DataStorageConfiguration memCfg, DataRegionConfiguration plcCfg, DataRegionMetricsImpl memMetrics, boolean trackable) throws IgniteCheckedException {
    File allocPath = buildAllocPath(plcCfg);
    DirectMemoryProvider memProvider = allocPath == null ? new UnsafeMemoryProvider(log) : new MappedFileMemoryProvider(log, allocPath);
    PageMemory pageMem = createPageMemory(memProvider, memCfg, plcCfg, memMetrics, trackable);
    return new DataRegion(pageMem, plcCfg, memMetrics, createPageEvictionTracker(plcCfg, pageMem));
}

Example 33 with PageMemory

use of org.apache.ignite.internal.pagemem.PageMemory in project ignite by apache.

the class InlineIndexHelperTest method testStringTruncate.

/**
 */
public void testStringTruncate() throws Exception {
    DataRegionConfiguration plcCfg = new DataRegionConfiguration().setInitialSize(1024 * MB).setMaxSize(1024 * MB);
    PageMemory pageMem = new PageMemoryNoStoreImpl(log(), new UnsafeMemoryProvider(log()), null, PAGE_SIZE, plcCfg, new DataRegionMetricsImpl(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, CompareMode.getInstance(null, 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());
        ih.put(pageAddr, off, ValueString.get("\u20acaaa"), 3 + 2);
        assertNull(ih.get(pageAddr, off, 3 + 2));
    } finally {
        if (page != 0L)
            pageMem.releasePage(CACHE_ID, pageId, page);
        pageMem.stop();
    }
}

Example 34 with PageMemory

use of org.apache.ignite.internal.pagemem.PageMemory in project ignite by apache.

the class InlineIndexHelperTest method testBytes.

/**
 */
public void testBytes() throws Exception {
    DataRegionConfiguration plcCfg = new DataRegionConfiguration().setInitialSize(1024 * MB).setMaxSize(1024 * MB);
    PageMemory pageMem = new PageMemoryNoStoreImpl(log(), new UnsafeMemoryProvider(log()), null, PAGE_SIZE, plcCfg, new DataRegionMetricsImpl(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, CompareMode.getInstance(null, 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();
    }
}

Example 35 with PageMemory

use of org.apache.ignite.internal.pagemem.PageMemory in project ignite by apache.

the class InlineIndexHelperTest method testPutGet.

/**
 */
private void testPutGet(Value v1, Value v2, Value v3) throws Exception {
    DataRegionConfiguration plcCfg = new DataRegionConfiguration().setInitialSize(1024 * MB).setMaxSize(1024 * MB);
    PageMemory pageMem = new PageMemoryNoStoreImpl(log(), new UnsafeMemoryProvider(log()), null, PAGE_SIZE, plcCfg, new DataRegionMetricsImpl(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, CompareMode.getInstance(null, 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();
    }
}