ub.h

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/*
 * Copyright (c) 2013-2020 Seagate Technology LLC and/or its Affiliates
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * For any questions about this software or licensing,
 * please email opensource@seagate.com or cortx-questions@seagate.com.
 *
 */


#pragma once

#ifndef __MOTR_LIB_UB_H__
#define __MOTR_LIB_UB_H__

#include "lib/types.h"
#include "lib/time.h"
#include "lib/assert.h"

#define M0_UB_ASSERT(cond)  M0_ASSERT(cond)

struct m0_ub_bench {
        const char *ub_name;
        uint32_t    ub_iter;
        uint32_t    ub_block_size;
        uint32_t    ub_blocks_per_op;
        void      (*ub_round)(int iter);
        void      (*ub_init)(void);
        void      (*ub_fini)(void);

        /* Fields used privately in the implementation: */

        double      ub_total;
        m0_time_t   ub_total_etime;
        double      ub_square;
        double      ub_min;
        double      ub_max;
};

enum { M0_UB_SET_BENCHMARKS_MAX = 32 };

struct m0_ub_set {
        const char        *us_name;

        int              (*us_init)(const char *opts);

        void             (*us_fini)(void);

        struct m0_ub_set  *us_prev;

        struct m0_ub_bench us_run[M0_UB_SET_BENCHMARKS_MAX];
};

M0_INTERNAL void m0_ub_set_print(void);

M0_INTERNAL int m0_ub_set_select(const char *name);

M0_INTERNAL void m0_ub_set_add(struct m0_ub_set *set);

M0_INTERNAL int m0_ub_run(uint32_t rounds, const char *opts);

#endif /* __MOTR_LIB_UB_H__ */

/*
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 */