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snapraid/cmdline/speed.c
Christoph Hellwig cf515b82b2 Make all RAID forwarders static and local using a new registration interface 
Co-authored-by: Andrea Mazzoleni <amadvance@gmail.com>
2026-08-18 23:33:52 +02:00

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// SPDX-License-Identifier: GPL-3.0-or-later
// Copyright (C) 2011 Andrea Mazzoleni
#include "portable.h"
#include "snapraid.h"
#include "util.h"
#include "raid/raid.h"
#include "raid/cpu.h"
#include "raid/internal.h"
#include "raid/memory.h"
#include "state.h"
/**
* Differential us of two timeval.
*/
static int64_t diffgettimeofday(struct timeval* start, struct timeval* stop)
{
int64_t d;
d = 1000000LL * (stop->tv_sec - start->tv_sec);
d += stop->tv_usec - start->tv_usec;
return d;
}
/**
* Start time measurement.
*/
#define SPEED_START \
count = 0; \
gettimeofday(&start, 0); \
do { \
for (i = 0; i < delta; ++i)
/**
* Stop time measurement.
*/
/* INDENT-OFF */
#define SPEED_STOP \
count += delta; \
gettimeofday(&stop, 0); \
} while (diffgettimeofday(&start, &stop) < period * 1000LL); \
ds = size * (int64_t)count * nd; \
dt = diffgettimeofday(&start, &stop);
/* INDENT-ON */
/**
* Global variable used to propagate side effects.
*
* This is required to avoid optimizing compilers
* to remove code without side effects.
*/
static unsigned side_effect;
void speed(int period, int nd, int size)
{
struct timeval start;
struct timeval stop;
int64_t ds;
int64_t dt;
int i, j;
unsigned char digest[HASH_MAX];
unsigned char seed[HASH_MAX];
int id[RAID_PARITY_MAX];
int ip[RAID_PARITY_MAX];
int count;
int delta;
int nv;
void* v_alloc;
void** v;
if (nd < 0)
nd = 8; /* default */
if (nd < 6)
nd = 6; /* minimum */
if (size < 0)
size = 256 * KIBI;
else
size *= KIBI;
if (period < 1)
period = 1000;
delta = period >= 1000 ? 10 : 1;
nv = nd + RAID_PARITY_MAX + 1;
v = malloc_nofail_vector_align(nd, nv, size, &v_alloc);
/* initialize disks with fixed data */
for (i = 0; i < nd; ++i)
memset(v[i], i, size);
/* zero buffer */
memset(v[nd + RAID_PARITY_MAX], 0, size);
raid_zero(v[nd + RAID_PARITY_MAX]);
/* hash seed */
for (i = 0; i < HASH_MAX; ++i)
seed[i] = i;
/* basic disks and parity mapping */
for (i = 0; i < RAID_PARITY_MAX; ++i) {
id[i] = i;
ip[i] = i;
}
printf(PACKAGE " v" VERSION " by Andrea Mazzoleni, " PACKAGE_URL "\n");
#ifdef __GNUC__
printf("Compiler gcc " __VERSION__ "\n");
#endif
#ifdef CONFIG_X86
{
char vendor[CPU_VENDOR_MAX];
unsigned family;
unsigned model;
raid_cpu_info(vendor, &family, &model);
printf("CPU %s, family %u, model %u, flags%s%s%s%s%s%s%s%s\n", vendor, family, model,
raid_cpu_has_sse2() ? " sse2" : "",
raid_cpu_has_ssse3() ? " ssse3" : "",
raid_cpu_has_crc32() ? " crc32" : "",
raid_cpu_has_avx2() ? " avx2" : "",
raid_cpu_has_avx512bw() ? " avx512bw" : "",
raid_cpu_has_avx512gfni() ? " avx512gfni" : "",
raid_cpu_has_slowmult() ? " slowmult" : "",
raid_cpu_has_slowextendedreg() ? " slowext" : ""
);
}
#elif defined(__aarch64__) || defined(_M_ARM64)
printf("CPU 64-bit ARM (AArch64)\n");
#elif defined(__arm__) || defined(_M_ARM)
printf("CPU 32-bit ARM\n");
#elif defined(__powerpc64__)
printf("CPU 64-bit PowerPC\n");
#elif defined(__powerpc__)
printf("CPU 32-bit PowerPC\n");
#elif defined(__riscv)
printf("CPU RISC-V\n");
#elif defined(__s390x__)
printf("CPU 64-bit IBM Z / s390x\n");
#else
printf("CPU of unknown architecture\n");
#endif
#if WORDS_BIGENDIAN
printf("Memory is big-endian %d-bit\n", (int)sizeof(void*) * 8);
#else
printf("Memory is little-endian %d-bit\n", (int)sizeof(void*) * 8);
#endif
#if defined(__SIZEOF_INT128__)
printf("128-bit integers are supported\n");
#else
printf("128-bit integers are not supported\n");
#endif
#if HAVE_FUTIMENS
printf("Support nanosecond timestamps with futimens()\n");
#elif HAVE_FUTIMES
printf("Support nanosecond timestamps with futimes()\n");
#elif HAVE_FUTIMESAT
printf("Support nanosecond timestamps with futimesat()\n");
#else
printf("Does not support nanosecond timestamps\n");
#endif
printf("\n");
printf("Speed test using %u data buffers of %u bytes, for a total of %u KiB.\n", nd, size, nd * size / KIBI);
printf("Memory blocks have a displacement of %u bytes to improve cache performance.\n", RAID_MALLOC_DISPLACEMENT);
printf("The reported values are the aggregate bandwidth of all data blocks in MB/s,\n");
printf("not counting parity blocks.\n");
printf("\n");
printf("Memory write speed using the C memset() function:\n");
printf("%8s", "memset");
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
memset(v[j], j, size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
printf("\n");
printf("\n");
/* crc table */
printf("CRC used to check the content file integrity:\n");
printf("%8s", "table");
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
side_effect += crc32c_gen(0, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
printf("\n");
printf("%8s", "intel");
fflush(stdout);
#if HAVE_SSE42
if (raid_cpu_has_crc32()) {
SPEED_START {
for (j = 0; j < nd; ++j)
side_effect += crc32c_x86(0, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
}
#endif
printf("\n");
printf("\n");
/* hash table */
printf("Hash used to check the data blocks integrity:\n");
printf("%8s", "");
printf("%8s", "best");
printf("%8s", "murmur3");
printf("%8s", "spooky2");
printf("%8s", "metro");
printf("%8s", "museair");
printf("\n");
printf("%8s", "hash");
printf("%8s", memhashname(membesthash()));
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
memhash(HASH_MURMUR3, seed, digest, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
memhash(HASH_SPOOKY2, seed, digest, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
memhash(HASH_METRO, seed, digest, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
for (j = 0; j < nd; ++j)
memhash(HASH_MUSEAIR, seed, digest, v[j], size);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
printf("\n");
printf("\n");
/* RAID table */
printf("RAID functions used for computing the parity with 'sync':\n");
printf("%8s", "");
printf("%8s", "best");
printf("%8s", "int8");
printf("%8s", "int32");
printf("%8s", "int64");
#ifdef CONFIG_X86
printf("%8s", "sse2");
#ifdef CONFIG_X86_64
printf("%8s", "sse2e");
#endif
printf("%8s", "ssse3");
#ifdef CONFIG_X86_64
printf("%8s", "ssse3e");
#endif
printf("%8s", "avx2");
#ifdef CONFIG_X86_64
printf("%8s", "avx2e");
#endif
#endif
printf("\n");
/* GEN1 */
printf("%8s", "gen1");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR1));
fflush(stdout);
printf("%8s", "");
SPEED_START {
raid_gen1_int32(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
raid_gen1_int64(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
SPEED_START {
raid_gen1_sse2(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen1_avx2(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
/* GEN2 */
printf("%8s", "gen2");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR2));
fflush(stdout);
printf("%8s", "");
SPEED_START {
raid_gen2_int32(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
raid_gen2_int64(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
SPEED_START {
raid_gen2_sse2(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_gen2_sse2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen2_avx2(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
/* GENz */
printf("%8s", "genz");
printf("%8s", raid_gen_tag(RAID_ALGO_VANDERMONDE_PAR3));
fflush(stdout);
printf("%8s", "");
SPEED_START {
raid_genz_int32(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
SPEED_START {
raid_genz_int64(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
SPEED_START {
raid_genz_sse2(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_genz_sse2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_genz_avx2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
#endif
printf("\n");
/* GEN3 */
printf("%8s", "gen3");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR3));
fflush(stdout);
SPEED_START {
raid_gen3_int8(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
printf("%8s", "");
printf("%8s", "");
#ifdef CONFIG_X86
if (raid_cpu_has_sse2()) {
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
}
#endif
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
raid_gen3_ssse3(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_gen3_ssse3ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen3_avx2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
#endif
printf("\n");
/* GEN4 */
printf("%8s", "gen4");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR4));
fflush(stdout);
SPEED_START {
raid_gen4_int8(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
printf("%8s", "");
printf("%8s", "");
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
}
#endif
#endif
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
raid_gen4_ssse3(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_gen4_ssse3ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen4_avx2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
#endif
printf("\n");
/* GEN5 */
printf("%8s", "gen5");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR5));
fflush(stdout);
SPEED_START {
raid_gen5_int8(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
printf("%8s", "");
printf("%8s", "");
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
}
#endif
#endif
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
raid_gen5_ssse3(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_gen5_ssse3ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen5_avx2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
#endif
printf("\n");
/* GEN6 */
printf("%8s", "gen6");
printf("%8s", raid_gen_tag(RAID_ALGO_CAUCHY_PAR5));
fflush(stdout);
SPEED_START {
raid_gen6_int8(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
printf("%8s", "");
printf("%8s", "");
#ifdef CONFIG_X86
#ifdef CONFIG_SSE2
if (raid_cpu_has_sse2()) {
printf("%8s", "");
#ifdef CONFIG_X86_64
printf("%8s", "");
#endif
}
#endif
#endif
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
raid_gen6_ssse3(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86_64
SPEED_START {
raid_gen6_ssse3ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#endif
}
#endif
printf("%8s", "");
#ifdef CONFIG_X86_64
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
raid_gen6_avx2ext(nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
#endif
printf("\n");
printf("\n");
/* recover table */
printf("RAID functions used for recovering with 'fix':\n");
printf("%8s", "");
printf("%8s", "best");
printf("%8s", "int8");
#ifdef CONFIG_X86
printf("%8s", "ssse3");
printf("%8s", "avx2");
#endif
printf("\n");
printf("%8s", "rec1");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR1));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(1, sizeof(void*) == 8 ? raid_gen1_int64 : raid_gen1_int32);
/* +1 to avoid GEN1 optimized case */
raid_rec1_int8(1, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(1, raid_gen1_sse2);
/* +1 to avoid GEN1 optimized case */
raid_rec1_ssse3(1, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(1, raid_gen1_avx2);
/* +1 to avoid GEN1 optimized case */
raid_rec1_avx2(1, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("%8s", "rec2");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR2));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(2, sizeof(void*) == 8 ? raid_gen2_int64 : raid_gen2_int32);
/* +1 to avoid GEN2 optimized case */
raid_rec2_int8(2, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(2, raid_gen2_sse2ext);
#else
raid_gen_force(2, raid_gen2_sse2);
#endif
/* +1 to avoid GEN2 optimized case */
raid_rec2_ssse3(2, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(2, raid_gen2_avx2);
/* +1 to avoid GEN1 optimized case */
raid_rec2_avx2(2, id, ip + 1, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("%8s", "rec3");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR3));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(3, raid_gen3_int8);
raid_recX_int8(3, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(3, raid_gen3_ssse3ext);
#else
raid_gen_force(3, raid_gen3_ssse3);
#endif
raid_recX_ssse3(3, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(3, raid_gen3_avx2ext);
#else
raid_gen_force(3, raid_gen3_ssse3);
#endif
raid_recX_avx2(3, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("%8s", "rec4");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR4));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(4, raid_gen4_int8);
raid_recX_int8(4, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(4, raid_gen4_ssse3ext);
#else
raid_gen_force(4, raid_gen4_ssse3);
#endif
raid_recX_ssse3(4, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(4, raid_gen4_avx2ext);
#else
raid_gen_force(4, raid_gen4_ssse3);
#endif
raid_recX_avx2(4, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("%8s", "rec5");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR5));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(5, raid_gen5_int8);
raid_recX_int8(5, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(5, raid_gen5_ssse3ext);
#else
raid_gen_force(5, raid_gen5_ssse3);
#endif
raid_recX_ssse3(5, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(5, raid_gen5_avx2ext);
#else
raid_gen_force(5, raid_gen5_ssse3);
#endif
raid_recX_avx2(5, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("%8s", "rec6");
printf("%8s", raid_rec_tag(RAID_ALGO_CAUCHY_PAR6));
fflush(stdout);
SPEED_START {
/* ensure to use same hardware in the delta step */
raid_gen_force(6, raid_gen6_int8);
raid_recX_int8(6, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
#ifdef CONFIG_X86
#ifdef CONFIG_SSSE3
if (raid_cpu_has_ssse3()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(6, raid_gen6_ssse3ext);
#else
raid_gen_force(6, raid_gen6_ssse3);
#endif
raid_recX_ssse3(6, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#ifdef CONFIG_AVX2
if (raid_cpu_has_avx2()) {
SPEED_START {
/* ensure to use same hardware in the delta step */
#ifdef CONFIG_X86_64
raid_gen_force(6, raid_gen6_avx2ext);
#else
raid_gen_force(6, raid_gen6_ssse3);
#endif
raid_recX_avx2(6, id, ip, nd, size, v);
} SPEED_STOP
printf("%8" PRIu64, ds / dt);
fflush(stdout);
}
#endif
#endif
printf("\n");
printf("\n");
printf("If the 'best' expectations are wrong, please report it in the SnapRAID forum\n\n");
free(v_alloc);
free(v);
}
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