FM / hash

/usr/include/stxxl/bits/containers/hash_map/

/usr/include/stxxl/bits/containers/hash_map

Name	Size	Mode	Actions
block_cache.h	18409	0644	edit dl rm
hash_map.h	58030	0644	edit dl rm
iterator.h	19150	0644	edit dl rm
iterator_map.h	9063	0644	edit dl rm
tuning.h	1407	0644	edit dl rm
util.h	17392	0644	edit dl rm

Edit: /usr/include/stxxl/bits/containers/hash_map/tuning.h (1407B)

/***************************************************************************
 *  include/stxxl/bits/containers/hash_map/tuning.h
 *
 *  Part of the STXXL. See http://stxxl.sourceforge.net
 *
 *  Copyright (C) 2007 Markus Westphal <marwes@users.sourceforge.net>
 *
 *  Distributed under the Boost Software License, Version 1.0.
 *  (See accompanying file LICENSE_1_0.txt or copy at
 *  http://www.boost.org/LICENSE_1_0.txt)
 **************************************************************************/

#ifndef STXXL_CONTAINERS_HASH_MAP_TUNING_HEADER
#define STXXL_CONTAINERS_HASH_MAP_TUNING_HEADER
#define _STXXL_TUNING_H_

#include <stxxl/mng>
#include <stxxl/bits/singleton.h>

STXXL_BEGIN_NAMESPACE

namespace hash_map {

//! Tuning parameters for external memory hash map.
class tuning : public singleton<tuning>
{
    friend class singleton<tuning>;

public:
    //! see buffered_reader
    size_t prefetch_page_size;
    //! see buffered_reader
    size_t prefetch_pages;
    //! see block_cache and hash_map
    size_t blockcache_size;

private:
    /*! set reasonable default values for tuning params */
    tuning()
        : prefetch_page_size(config::get_instance()->disks_number() * 2),
          prefetch_pages(2),
          blockcache_size(config::get_instance()->disks_number() * 12)
    { }
};

} // namespace hash_map

STXXL_END_NAMESPACE

#endif // !STXXL_CONTAINERS_HASH_MAP_TUNING_HEADER

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