path: root/storage/tokudb/ft-index/ft/tests/ft-serialize-benchmark.cc

/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
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  TokuFT, Tokutek Fractal Tree Indexing Library.
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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);
    void *maybe_free = nullptr;
    bn->get_space_for_insert(
        idx, 
        key,
        keylen,
        size_needed,
        &r,
        &maybe_free
        );
    if (maybe_free) {
        toku_free(maybe_free);
    }
    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, int ser_runs, int deser_runs) {
    //    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->blocknum.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);
    sn->pivotkeys.create_empty();
    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) {
            DBT pivotkey;
            sn->pivotkeys.insert_at(toku_fill_dbt(&pivotkey, &k, sizeof(k)), ck);
        }
    }

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

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false, 0);
        assert(offset==(DISKOFF)block_allocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        assert(offset == (DISKOFF)block_allocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
        assert(size   == 100);
    }

    struct timeval total_start;
    struct timeval total_end;
    total_start.tv_sec = total_start.tv_usec = 0;
    total_end.tv_sec = total_end.tv_usec = 0;
    struct timeval t[2];
    FTNODE_DISK_DATA ndd = NULL;
    for (int i = 0; i < ser_runs; i++) {
        gettimeofday(&t[0], NULL);
        ndd = NULL;
        sn->dirty = 1;
        r = toku_serialize_ftnode_to(fd, make_blocknum(20), sn, &ndd, true, ft->ft, false);
        assert(r==0);
        gettimeofday(&t[1], NULL);
        total_start.tv_sec += t[0].tv_sec;
        total_start.tv_usec += t[0].tv_usec;
        total_end.tv_sec += t[1].tv_sec;
        total_end.tv_usec += t[1].tv_usec;
        toku_free(ndd);
    }
    double dt;
    dt = (total_end.tv_sec - total_start.tv_sec) + ((total_end.tv_usec - total_start.tv_usec) / USECS_PER_SEC);
    dt *= 1000;
    dt /= ser_runs;
    printf("serialize leaf(ms):   %0.05lf (average of %d runs)\n", dt, ser_runs);

    //reset 
    total_start.tv_sec = total_start.tv_usec = 0;
    total_end.tv_sec = total_end.tv_usec = 0;

    ftnode_fetch_extra bfe;
    for (int i = 0; i < deser_runs; i++) {
        bfe.create_for_full_read(ft_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);

        total_start.tv_sec += t[0].tv_sec;
        total_start.tv_usec += t[0].tv_usec;
        total_end.tv_sec += t[1].tv_sec;
        total_end.tv_usec += t[1].tv_usec;

        toku_ftnode_free(&dn);
        toku_free(ndd2);
    }
    dt = (total_end.tv_sec - total_start.tv_sec) + ((total_end.tv_usec - total_start.tv_usec) / USECS_PER_SEC);
    dt *= 1000;
    dt /= deser_runs;
    printf("deserialize leaf(ms): %0.05lf (average of %d runs)\n", dt, deser_runs);
    printf("io time(ms) %lf decompress time(ms) %lf deserialize time(ms) %lf (average of %d runs)\n",
           tokutime_to_seconds(bfe.io_time)*1000,
           tokutime_to_seconds(bfe.decompress_time)*1000,
           tokutime_to_seconds(bfe.deserialize_time)*1000,
           deser_runs
           );

    toku_ftnode_free(&sn);

    ft_h->blocktable.block_free(block_allocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
    ft_h->blocktable.destroy();
    ft_h->cmp.destroy();
    toku_free(ft_h->h);
    toku_free(ft_h);
    toku_free(ft);

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

static void
test_serialize_nonleaf(int valsize, int nelts, double entropy, int ser_runs, int deser_runs) {
    //    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.blocknum.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);
    sn.pivotkeys.create_empty();
    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 = toku_xids_get_root_xids();
    XIDS xids_123;
    r = toku_xids_create_child(xids_0, &xids_123, (TXNID)123);
    CKERR(r);
    toku::comparator cmp;
    cmp.create(long_key_cmp, nullptr);
    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, cmp);
        }
        if (ck < 7) {
            DBT pivotkey;
            sn.pivotkeys.insert_at(toku_fill_dbt(&pivotkey, &k, sizeof(k)), ck);
        }
    }

    //Cleanup:
    toku_xids_destroy(&xids_0);
    toku_xids_destroy(&xids_123);
    cmp.destroy();

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

    {
        DISKOFF offset;
        DISKOFF size;
        ft_h->blocktable.realloc_on_disk(b, 100, &offset, ft_h, fd, false, 0);
        assert(offset==(DISKOFF)block_allocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);

        ft_h->blocktable.translate_blocknum_to_offset_size(b, &offset, &size);
        assert(offset == (DISKOFF)block_allocator::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, ft->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);
    dt *= 1000;
    printf("serialize nonleaf(ms):   %0.05lf (IGNORED RUNS=%d)\n", dt, ser_runs);

    ftnode_fetch_extra bfe;
    bfe.create_for_full_read(ft_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);
    dt *= 1000;
    printf("deserialize nonleaf(ms): %0.05lf (IGNORED RUNS=%d)\n", dt, deser_runs);
    printf("io time(ms) %lf decompress time(ms) %lf deserialize time(ms) %lf (IGNORED RUNS=%d)\n",
           tokutime_to_seconds(bfe.io_time)*1000,
           tokutime_to_seconds(bfe.decompress_time)*1000,
           tokutime_to_seconds(bfe.deserialize_time)*1000,
           deser_runs
           );

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

    ft_h->blocktable.block_free(block_allocator::BLOCK_ALLOCATOR_TOTAL_HEADER_RESERVE);
    ft_h->blocktable.destroy();
    toku_free(ft_h->h);
    ft_h->cmp.destroy();
    toku_free(ft_h);
    toku_free(ft);
    toku_free(ndd);
    toku_free(ndd2);

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

int
test_main (int argc __attribute__((__unused__)), const char *argv[] __attribute__((__unused__))) {
    const int DEFAULT_RUNS = 5;
    long valsize, nelts, ser_runs = DEFAULT_RUNS, deser_runs = DEFAULT_RUNS;
    double entropy = 0.3;

    if (argc != 3 && argc != 5) {
        fprintf(stderr, "Usage: %s <valsize> <nelts> [<serialize_runs> <deserialize_runs>]\n", argv[0]);
        fprintf(stderr, "Default (and min) runs is %d\n", DEFAULT_RUNS);
        return 2;
    }
    valsize = strtol(argv[1], NULL, 0);
    nelts = strtol(argv[2], NULL, 0);
    if (argc == 5) {
        ser_runs = strtol(argv[3], NULL, 0);
        deser_runs = strtol(argv[4], NULL, 0);
    }

    if (ser_runs <= 0) {
        ser_runs = DEFAULT_RUNS;
    }
    if (deser_runs <= 0) {
        deser_runs = DEFAULT_RUNS;
    }

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

    return 0;
}