props.setProperty("jcifs.smb.client.rdmaReadWriteThreshold", "16384");
        props.setProperty("jcifs.smb.client.rdmaMaxSendSize", "131072");
        props.setProperty("jcifs.smb.client.rdmaMaxReceiveSize", "131072");
        props.setProperty("jcifs.smb.client.rdmaCredits", "512");

        PropertyConfiguration config = new PropertyConfiguration(props);

     */
    public static final int DEFAULT_MAX_RECEIVE_SIZE = 8192;

    /**
     * Default maximum fragmented size (128KB)
     */
    public static final int DEFAULT_MAX_FRAGMENTED_SIZE = 131072; // 128KB

    /**
     * Default maximum read/write size (1MB)
     */
    public static final int DEFAULT_MAX_READ_WRITE_SIZE = 1048576; // 1MB

    /**
     * Private constructor to prevent instantiation

        // Allocate regions larger than pool buffer size to force new allocations
        RdmaMemoryRegion region1 = bufferManager.getSendRegion(131072); // 128KB > 64KB pool size
        RdmaMemoryRegion region2 = bufferManager.getSendRegion(131072); // Another large allocation

        assertTrue(bufferManager.getTotalAllocated() > initialAllocated, "Total allocated should increase");