mariadb/ft/tests/ft-serialize-benchmark.cc

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#ident "Copyright (c) 2007, 2008 Tokutek Inc.  All rights reserved."

#include <unistd.h>
#include <stdlib.h>
#include <sys/time.h>
#include "test.h"



#ifndef MIN
#define MIN(x, y) (((x) < (y)) ? (x) : (y))
#endif
const double USECS_PER_SEC = 1000000.0;

static void
le_add_to_bn(bn_data* bn, uint32_t idx, char *key, int keylen, char *val, int vallen)
{
    LEAFENTRY r = NULL;
    uint32_t size_needed = LE_CLEAN_MEMSIZE(vallen);
    bn->get_space_for_insert(
        idx, 
        key,
        keylen,
        size_needed,
        &r
        );
    resource_assert(r);
    r->type = LE_CLEAN;
    r->u.clean.vallen = vallen;
    memcpy(r->u.clean.val, val, vallen);
}

static int
long_key_cmp(DB *UU(e), const DBT *a, const DBT *b)
{
    const long *CAST_FROM_VOIDP(x, a->data);
    const long *CAST_FROM_VOIDP(y, b->data);
    return (*x > *y) - (*x < *y);
}

static void
test_serialize_leaf(int valsize, int nelts, double entropy) {
    //    struct ft_handle source_ft;
    struct ftnode *sn, *dn;

    int fd = open(TOKU_TEST_FILENAME, O_RDWR|O_CREAT|O_BINARY, S_IRWXU|S_IRWXG|S_IRWXO); assert(fd >= 0);

    int r;

    XCALLOC(sn);

    sn->max_msn_applied_to_node_on_disk.msn = 0;
    sn->flags = 0x11223344;
    sn->thisnodename.b = 20;
    sn->layout_version = FT_LAYOUT_VERSION;
    sn->layout_version_original = FT_LAYOUT_VERSION;
    sn->height = 0;
    sn->n_children = 8;
    sn->dirty = 1;
    sn->oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(sn->n_children, sn->bp);
    MALLOC_N(sn->n_children-1, sn->childkeys);
    sn->totalchildkeylens = 0;
    for (int i = 0; i < sn->n_children; ++i) {
        BP_STATE(sn,i) = PT_AVAIL;
        set_BLB(sn, i, toku_create_empty_bn());
    }
    int nperbn = nelts / sn->n_children;
    for (int ck = 0; ck < sn->n_children; ++ck) {
        long k;
        for (long i = 0; i < nperbn; ++i) {
            k = ck * nperbn + i;
            char buf[valsize];
            int c;
            for (c = 0; c < valsize * entropy; ) {
                int *p = (int *) &buf[c];
                *p = rand();
                c += sizeof(*p);
            }
            memset(&buf[c], 0, valsize - c);
            le_add_to_bn(
                BLB_DATA(sn,ck),
                i,
                (char *)&k, 
                sizeof k, 
                buf, 
                sizeof buf
                );
        }
        if (ck < 7) {
            toku_memdup_dbt(&sn->childkeys[ck], &k, sizeof k);
            sn->totalchildkeylens += sizeof k;
        }
    }

    FT_HANDLE XMALLOC(brt);
    FT XCALLOC(brt_h);
    toku_ft_init(brt_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4*1024*1024,
                 128*1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    brt->ft = brt_h;
    
    brt_h->compare_fun = long_key_cmp;
    toku_blocktable_create_new(&brt_h->blocktable);
    { int r_truncate = ftruncate(fd, 0); CKERR(r_truncate); }
    //Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        toku_allocate_blocknum(brt_h->blocktable, &b, brt_h);
    }
    assert(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        toku_blocknum_realloc_on_disk(brt_h->blocktable, b, 100, &offset, brt_h, fd, false);
        assert(offset==BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        toku_translate_blocknum_to_offset_size(brt_h->blocktable, b, &offset, &size);
        assert(offset == BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        assert(size   == 100);
    }

    struct timeval t[2];
    gettimeofday(&t[0], NULL);
    FTNODE_DISK_DATA ndd = NULL;
    r = toku_serialize_ftnode_to(fd, make_blocknum(20), sn, &ndd, true, brt->ft, false);
    assert(r==0);
    gettimeofday(&t[1], NULL);
    double dt;
    dt = (t[1].tv_sec - t[0].tv_sec) + ((t[1].tv_usec - t[0].tv_usec) / USECS_PER_SEC);
    printf("serialize leaf:   %0.05lf\n", dt);

    struct ftnode_fetch_extra bfe;
    fill_bfe_for_full_read(&bfe, brt_h);
    gettimeofday(&t[0], NULL);
    FTNODE_DISK_DATA ndd2 = NULL;
    r = toku_deserialize_ftnode_from(fd, make_blocknum(20), 0/*pass zero for hash*/, &dn, &ndd2, &bfe);
    assert(r==0);
    gettimeofday(&t[1], NULL);
    dt = (t[1].tv_sec - t[0].tv_sec) + ((t[1].tv_usec - t[0].tv_usec) / USECS_PER_SEC);
    printf("deserialize leaf: %0.05lf\n", dt);
    printf("io time %lf decompress time %lf deserialize time %lf\n",
           tokutime_to_seconds(bfe.io_time),
           tokutime_to_seconds(bfe.decompress_time),
           tokutime_to_seconds(bfe.deserialize_time)
           );

    toku_ftnode_free(&dn);
    toku_ftnode_free(&sn);

    toku_block_free(brt_h->blocktable, BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
    toku_blocktable_destroy(&brt_h->blocktable);
    toku_free(brt_h->h);
    toku_free(brt_h);
    toku_free(brt);
    toku_free(ndd);
    toku_free(ndd2);

    r = close(fd); assert(r != -1);
}

static void
test_serialize_nonleaf(int valsize, int nelts, double entropy) {
    //    struct ft_handle source_ft;
    struct ftnode sn, *dn;

    int fd = open(TOKU_TEST_FILENAME, O_RDWR|O_CREAT|O_BINARY, S_IRWXU|S_IRWXG|S_IRWXO); assert(fd >= 0);

    int r;

    //    source_ft.fd=fd;
    sn.max_msn_applied_to_node_on_disk.msn = 0;
    sn.flags = 0x11223344;
    sn.thisnodename.b = 20;
    sn.layout_version = FT_LAYOUT_VERSION;
    sn.layout_version_original = FT_LAYOUT_VERSION;
    sn.height = 1;
    sn.n_children = 8;
    sn.dirty = 1;
    sn.oldest_referenced_xid_known = TXNID_NONE;
    MALLOC_N(sn.n_children, sn.bp);
    MALLOC_N(sn.n_children-1, sn.childkeys);
    sn.totalchildkeylens = 0;
    for (int i = 0; i < sn.n_children; ++i) {
        BP_BLOCKNUM(&sn, i).b = 30 + (i*5);
        BP_STATE(&sn,i) = PT_AVAIL;
        set_BNC(&sn, i, toku_create_empty_nl());
    }
    //Create XIDS
    XIDS xids_0 = xids_get_root_xids();
    XIDS xids_123;
    r = xids_create_child(xids_0, &xids_123, (TXNID)123);
    CKERR(r);
    int nperchild = nelts / 8;
    for (int ck = 0; ck < sn.n_children; ++ck) {
        long k;
        NONLEAF_CHILDINFO bnc = BNC(&sn, ck);
        for (long i = 0; i < nperchild; ++i) {
            k = ck * nperchild + i;
            char buf[valsize];
            int c;
            for (c = 0; c < valsize * entropy; ) {
                int *p = (int *) &buf[c];
                *p = rand();
                c += sizeof(*p);
            }
            memset(&buf[c], 0, valsize - c);

            toku_bnc_insert_msg(bnc, &k, sizeof k, buf, valsize, FT_NONE, next_dummymsn(), xids_123, true, NULL, long_key_cmp);
        }
        if (ck < 7) {
            toku_memdup_dbt(&sn.childkeys[ck], &k, sizeof k);
            sn.totalchildkeylens += sizeof k;
        }
    }

    //Cleanup:
    xids_destroy(&xids_0);
    xids_destroy(&xids_123);

    FT_HANDLE XMALLOC(brt);
    FT XCALLOC(brt_h);
    toku_ft_init(brt_h,
                 make_blocknum(0),
                 ZERO_LSN,
                 TXNID_NONE,
                 4*1024*1024,
                 128*1024,
                 TOKU_DEFAULT_COMPRESSION_METHOD,
                 16);
    brt->ft = brt_h;
    
    brt_h->compare_fun = long_key_cmp;
    toku_blocktable_create_new(&brt_h->blocktable);
    { int r_truncate = ftruncate(fd, 0); CKERR(r_truncate); }
    //Want to use block #20
    BLOCKNUM b = make_blocknum(0);
    while (b.b < 20) {
        toku_allocate_blocknum(brt_h->blocktable, &b, brt_h);
    }
    assert(b.b == 20);

    {
        DISKOFF offset;
        DISKOFF size;
        toku_blocknum_realloc_on_disk(brt_h->blocktable, b, 100, &offset, brt_h, fd, false);
        assert(offset==BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        toku_translate_blocknum_to_offset_size(brt_h->blocktable, b, &offset, &size);
        assert(offset == BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        assert(size   == 100);
    }

    struct timeval t[2];
    gettimeofday(&t[0], NULL);
    FTNODE_DISK_DATA ndd = NULL;
    r = toku_serialize_ftnode_to(fd, make_blocknum(20), &sn, &ndd, true, brt->ft, false);
    assert(r==0);
    gettimeofday(&t[1], NULL);
    double dt;
    dt = (t[1].tv_sec - t[0].tv_sec) + ((t[1].tv_usec - t[0].tv_usec) / USECS_PER_SEC);
    printf("serialize nonleaf:   %0.05lf\n", dt);

    struct ftnode_fetch_extra bfe;
    fill_bfe_for_full_read(&bfe, brt_h);
    gettimeofday(&t[0], NULL);
    FTNODE_DISK_DATA ndd2 = NULL;
    r = toku_deserialize_ftnode_from(fd, make_blocknum(20), 0/*pass zero for hash*/, &dn, &ndd2, &bfe);
    assert(r==0);
    gettimeofday(&t[1], NULL);
    dt = (t[1].tv_sec - t[0].tv_sec) + ((t[1].tv_usec - t[0].tv_usec) / USECS_PER_SEC);
    printf("deserialize nonleaf: %0.05lf\n", dt);
    printf("io time %lf decompress time %lf deserialize time %lf\n",
           tokutime_to_seconds(bfe.io_time),
           tokutime_to_seconds(bfe.decompress_time),
           tokutime_to_seconds(bfe.deserialize_time)
           );

    toku_ftnode_free(&dn);

    for (int i = 0; i < sn.n_children-1; ++i) {
        toku_free(sn.childkeys[i].data);
    }
    for (int i = 0; i < sn.n_children; ++i) {
        destroy_nonleaf_childinfo(BNC(&sn, i));
    }
    toku_free(sn.bp);
    toku_free(sn.childkeys);

    toku_block_free(brt_h->blocktable, BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
    toku_blocktable_destroy(&brt_h->blocktable);
    toku_free(brt_h->h);
    toku_free(brt_h);
    toku_free(brt);
    toku_free(ndd);
    toku_free(ndd2);

    r = close(fd); assert(r != -1);
}

int
test_main (int argc __attribute__((__unused__)), const char *argv[] __attribute__((__unused__))) {
    long valsize, nelts;
    double entropy = 0.3;

    if (argc != 3) {
        fprintf(stderr, "Usage: %s <valsize> <nelts>\n", argv[0]);
        return 2;
    }
    valsize = strtol(argv[1], NULL, 0);
    nelts = strtol(argv[2], NULL, 0);

    initialize_dummymsn();
    test_serialize_leaf(valsize, nelts, entropy);
    test_serialize_nonleaf(valsize, nelts, entropy);

    return 0;
}