Blame examples/memkind_get_stat.c

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/*
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 * Copyright (C) 2019 Intel Corporation.
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 * All rights reserved.
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions are met:
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 * 1. Redistributions of source code must retain the above copyright notice(s),
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 *    this list of conditions and the following disclaimer.
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 * 2. Redistributions in binary form must reproduce the above copyright notice(s),
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 *    this list of conditions and the following disclaimer in the documentation
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 *    and/or other materials provided with the distribution.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY EXPRESS
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 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
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 * EVENT SHALL THE COPYRIGHT HOLDER(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
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 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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#include <memkind.h>
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#include <stdio.h>
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int main()
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{
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    const size_t size = 1024;
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    size_t stats_active;
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    size_t stats_resident;
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    size_t stats_allocated;
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    size_t stats_kind_regular_active;
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    size_t stats_kind_regular_resident;
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    size_t stats_kind_regular_allocated;
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    char *ptr_regular = (char *)memkind_malloc(MEMKIND_REGULAR, size);
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    fprintf(stdout,
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            "This example shows how to use memkind API to retrieve information about allocation stats.\n");
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    snprintf(ptr_regular, size,
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             "Hello world from regular kind memory - ptr_regular.\n");
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    memkind_update_cached_stats();
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    memkind_get_stat(NULL, MEMKIND_STAT_TYPE_RESIDENT, &stats_resident);
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    memkind_get_stat(NULL, MEMKIND_STAT_TYPE_ACTIVE, &stats_active);
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    memkind_get_stat(NULL, MEMKIND_STAT_TYPE_ALLOCATED, &stats_allocated);
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    memkind_get_stat(MEMKIND_REGULAR, MEMKIND_STAT_TYPE_RESIDENT,
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                     &stats_kind_regular_resident);
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    memkind_get_stat(MEMKIND_REGULAR, MEMKIND_STAT_TYPE_ACTIVE,
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                     &stats_kind_regular_active);
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    memkind_get_stat(MEMKIND_REGULAR, MEMKIND_STAT_TYPE_ALLOCATED,
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                     &stats_kind_regular_allocated);
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    fprintf(stdout,
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            "\n Global stats \nresident %zu \nactive %zu, \nallocated %zu \n",
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            stats_resident, stats_active, stats_allocated);
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    fprintf(stdout,
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            "\n MEMKIND_REGULAR stats \nresident %zu \nactive %zu, \nallocated %zu \n",
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            stats_kind_regular_resident, stats_kind_regular_active,
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            stats_kind_regular_allocated);
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    memkind_free(NULL, ptr_regular);
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    return 0;
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}