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d6c5e9620d
New raid unit adds source for optimized xor and P+Q functions. Signed-off-by: Greg Tucker <greg.b.tucker@intel.com>
98 lines
3.2 KiB
C
98 lines
3.2 KiB
C
/**********************************************************************
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Copyright(c) 2011-2015 Intel Corporation All rights reserved.
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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
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are met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in
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the documentation and/or other materials provided with the
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distribution.
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* Neither the name of Intel Corporation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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**********************************************************************/
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#include<stdio.h>
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#include<stdint.h>
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#include<string.h>
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#include<stdlib.h>
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#include<sys/time.h>
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#include "raid.h"
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#include "test.h"
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//#define CACHED_TEST
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#ifdef CACHED_TEST
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// Cached test, loop many times over small dataset
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# define TEST_SOURCES 10
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# define TEST_LEN 8*1024
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# define TEST_LOOPS 40000
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# define TEST_TYPE_STR "_warm"
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#else
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# ifndef TEST_CUSTOM
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// Uncached test. Pull from large mem base.
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# define TEST_SOURCES 10
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# define GT_L3_CACHE 32*1024*1024 /* some number > last level cache */
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# define TEST_LEN ((GT_L3_CACHE / TEST_SOURCES) & ~(64-1))
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# define TEST_LOOPS 1000
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# define TEST_TYPE_STR "_cold"
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# else
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# define TEST_TYPE_STR "_cus"
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# ifndef TEST_LOOPS
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# define TEST_LOOPS 1000
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# endif
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# endif
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#endif
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#define TEST_MEM ((TEST_SOURCES + 2)*(TEST_LEN))
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int main(int argc, char *argv[])
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{
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int i;
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void *buffs[TEST_SOURCES + 2];
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struct perf start, stop;
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printf("Test pq_gen_perf %d sources X %d bytes\n", TEST_SOURCES, TEST_LEN);
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// Allocate the arrays
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for (i = 0; i < TEST_SOURCES + 2; i++) {
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int ret;
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void *buf;
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ret = posix_memalign(&buf, 32, TEST_LEN);
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if (ret) {
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printf("alloc error: Fail");
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return 1;
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}
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buffs[i] = buf;
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}
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// Setup data
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for (i = 0; i < TEST_SOURCES + 2; i++)
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memset(buffs[i], 0, TEST_LEN);
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// Warm up
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pq_gen(TEST_SOURCES + 2, TEST_LEN, buffs);
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perf_start(&start);
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for (i = 0; i < TEST_LOOPS; i++)
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pq_gen(TEST_SOURCES + 2, TEST_LEN, buffs);
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perf_stop(&stop);
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printf("pq_gen" TEST_TYPE_STR ": ");
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perf_print(stop, start, (long long)TEST_MEM * i);
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return 0;
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}
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