summaryrefslogtreecommitdiff
path: root/storage/tokudb/PerconaFT/ft/tests/cachetable-cleaner-thread-attrs-accumulate.cc
blob: c3125d0ce5793c9ffbd9410dd2642d5c88aa6024 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
/* -*- mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- */
// vim: ft=cpp:expandtab:ts=8:sw=4:softtabstop=4:
#ident "$Id$"
/*======
This file is part of PerconaFT.


Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved.

    PerconaFT is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License, version 2,
    as published by the Free Software Foundation.

    PerconaFT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.

----------------------------------------

    PerconaFT is free software: you can redistribute it and/or modify
    it under the terms of the GNU Affero General Public License, version 3,
    as published by the Free Software Foundation.

    PerconaFT is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU Affero General Public License for more details.

    You should have received a copy of the GNU Affero General Public License
    along with PerconaFT.  If not, see <http://www.gnu.org/licenses/>.
======= */

#ident "Copyright (c) 2006, 2015, Percona and/or its affiliates. All rights reserved."

#include "test.h"

//
// This test verifies that the cleaner thread doesn't call the callback if
// nothing needs flushing.
//

toku_mutex_t attr_mutex;

// used to access engine status variables 
#define STATUS_VALUE(x) ct_test_status.status[CACHETABLE_STATUS_S::x].value.num

const PAIR_ATTR attrs[] = {
    { .size = 20, .nonleaf_size = 13, .leaf_size = 900, .rollback_size = 123, .cache_pressure_size = 403, .is_valid = true },
    { .size = 21, .nonleaf_size = 16, .leaf_size = 910, .rollback_size = 113, .cache_pressure_size = 401, .is_valid = true },
    { .size = 22, .nonleaf_size = 17, .leaf_size = 940, .rollback_size = 133, .cache_pressure_size = 402, .is_valid = true },
    { .size = 23, .nonleaf_size = 18, .leaf_size = 931, .rollback_size = 153, .cache_pressure_size = 404, .is_valid = true },
    { .size = 25, .nonleaf_size = 19, .leaf_size = 903, .rollback_size = 173, .cache_pressure_size = 413, .is_valid = true },
    { .size = 26, .nonleaf_size = 10, .leaf_size = 903, .rollback_size = 193, .cache_pressure_size = 423, .is_valid = true },
    { .size = 20, .nonleaf_size = 11, .leaf_size = 902, .rollback_size = 103, .cache_pressure_size = 433, .is_valid = true },
    { .size = 29, .nonleaf_size = 12, .leaf_size = 909, .rollback_size = 113, .cache_pressure_size = 443, .is_valid = true }
};
const int n_pairs = (sizeof attrs) / (sizeof attrs[0]);

static void
flush (CACHEFILE f __attribute__((__unused__)),
       int UU(fd),
       CACHEKEY k  __attribute__((__unused__)),
       void *v     __attribute__((__unused__)),
       void** UU(dd),
       void *e     __attribute__((__unused__)),
       PAIR_ATTR s      __attribute__((__unused__)),
       PAIR_ATTR* new_size      __attribute__((__unused__)),
       bool w      __attribute__((__unused__)),
       bool keep   __attribute__((__unused__)),
       bool c      __attribute__((__unused__)),
        bool UU(is_clone)
       ) {
    PAIR_ATTR *CAST_FROM_VOIDP(expect, e);
    if (!keep) {
        toku_mutex_lock(&attr_mutex);   // purpose is to make this function single-threaded
        expect->size -= s.size;
        expect->nonleaf_size -= s.nonleaf_size;
        expect->leaf_size -= s.leaf_size;
        expect->rollback_size -= s.rollback_size;
        expect->cache_pressure_size -= s.cache_pressure_size;
        toku_mutex_unlock(&attr_mutex);
    }
}

static void
run_test (void) {
    const int test_limit = 1000;
    int r;
    CACHETABLE ct;
    toku_mutex_init(toku_uninstrumented, &attr_mutex, nullptr);
    toku_cachetable_create(&ct, test_limit, ZERO_LSN, nullptr);

    const char *fname1 = TOKU_TEST_FILENAME;
    unlink(fname1);
    CACHEFILE f1;
    r = toku_cachetable_openf(&f1, ct, fname1, O_RDWR|O_CREAT, S_IRWXU|S_IRWXG|S_IRWXO); assert(r == 0);

    CACHETABLE_STATUS_S ct_test_status;
    toku_cachetable_get_status(ct, &ct_test_status);
    assert(STATUS_VALUE(CT_SIZE_NONLEAF) == 0);
    assert(STATUS_VALUE(CT_SIZE_LEAF) == 0);
    assert(STATUS_VALUE(CT_SIZE_ROLLBACK) == 0);
    assert(STATUS_VALUE(CT_SIZE_CACHEPRESSURE) == 0);

    void* vs[n_pairs];
    PAIR_ATTR expect = { .size = 0, .nonleaf_size = 0, .leaf_size = 0, .rollback_size = 0, .cache_pressure_size = 0 };
    CACHETABLE_WRITE_CALLBACK wc = def_write_callback(NULL);
    wc.flush_callback = flush;
    wc.write_extraargs = &expect;
    for (int i = 0; i < n_pairs; ++i) {
        r = toku_cachetable_get_and_pin(f1, make_blocknum(i+1), i+1, &vs[i],
                                        wc,
                                        def_fetch,
                                        def_pf_req_callback,
                                        def_pf_callback,
                                        true, 
                                        &expect);
        assert_zero(r);
        r = toku_test_cachetable_unpin(f1, make_blocknum(i+1), i+1, CACHETABLE_DIRTY, attrs[i]);
        assert_zero(r);
        expect.size += attrs[i].size;
        expect.nonleaf_size += attrs[i].nonleaf_size;
        expect.leaf_size += attrs[i].leaf_size;
        expect.rollback_size += attrs[i].rollback_size;
        expect.cache_pressure_size += attrs[i].cache_pressure_size;
    }

    toku_cachetable_get_status(ct, &ct_test_status);
    assert(STATUS_VALUE(CT_SIZE_NONLEAF      ) == (uint64_t) expect.nonleaf_size);
    assert(STATUS_VALUE(CT_SIZE_LEAF         ) == (uint64_t) expect.leaf_size);
    assert(STATUS_VALUE(CT_SIZE_ROLLBACK     ) == (uint64_t) expect.rollback_size);
    assert(STATUS_VALUE(CT_SIZE_CACHEPRESSURE) == (uint64_t) expect.cache_pressure_size);

    void *big_v;
    r = toku_cachetable_get_and_pin(f1, make_blocknum(n_pairs + 1), n_pairs + 1, &big_v,
                                    wc,
                                    def_fetch,
                                    def_pf_req_callback,
                                    def_pf_callback,
                                    true, 
                                    &expect);
    toku_test_cachetable_unpin(f1, make_blocknum(n_pairs + 1), n_pairs + 1, CACHETABLE_CLEAN,
                          make_pair_attr(test_limit - expect.size + 20));

    usleep(2*1024*1024);

    toku_cachetable_get_status(ct, &ct_test_status);
    assert(STATUS_VALUE(CT_SIZE_NONLEAF      ) == (uint64_t) expect.nonleaf_size);
    assert(STATUS_VALUE(CT_SIZE_LEAF         ) == (uint64_t) expect.leaf_size);
    assert(STATUS_VALUE(CT_SIZE_ROLLBACK     ) == (uint64_t) expect.rollback_size);
    assert(STATUS_VALUE(CT_SIZE_CACHEPRESSURE) == (uint64_t) expect.cache_pressure_size);

    toku_cachetable_verify(ct);
    toku_cachefile_close(&f1, false, ZERO_LSN);
    toku_cachetable_close(&ct);
}

int
test_main(int argc, const char *argv[]) {
  default_parse_args(argc, argv);
  run_test();
  return 0;
}

#undef STATUS_VALUE