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kcstashtest.cc
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kcstashtest.cc
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/*************************************************************************************************
* The test cases of the stash database
* Copyright (C) 2009-2012 FAL Labs
* This file is part of Kyoto Cabinet.
* This program is free software: you can redistribute it and/or modify it under the terms of
* the GNU General Public License as published by the Free Software Foundation, either version
* 3 of the License, or any later version.
* This program 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 this program.
* If not, see <http://www.gnu.org/licenses/>.
*************************************************************************************************/
#include <kcstashdb.h>
#include "cmdcommon.h"
// global variables
const char* g_progname; // program name
uint32_t g_randseed; // random seed
int64_t g_memusage; // memory usage
// function prototypes
int main(int argc, char** argv);
static void usage();
static void dberrprint(kc::BasicDB* db, int32_t line, const char* func);
static void dbmetaprint(kc::BasicDB* db, bool verbose);
static int32_t runorder(int argc, char** argv);
static int32_t runqueue(int argc, char** argv);
static int32_t runwicked(int argc, char** argv);
static int32_t runtran(int argc, char** argv);
static int32_t procorder(int64_t rnum, int32_t thnum, bool rnd, bool etc, bool tran,
int64_t bnum, bool lv);
static int32_t procqueue(int64_t rnum, int32_t thnum, int32_t itnum, bool rnd,
int64_t bnum, bool lv);
static int32_t procwicked(int64_t rnum, int32_t thnum, int32_t itnum, int64_t bnum, bool lv);
static int32_t proctran(int64_t rnum, int32_t thnum, int32_t itnum, int64_t bnum, bool lv);
// main routine
int main(int argc, char** argv) {
g_progname = argv[0];
const char* ebuf = kc::getenv("KCRNDSEED");
g_randseed = ebuf ? (uint32_t)kc::atoi(ebuf) : (uint32_t)(kc::time() * 1000);
mysrand(g_randseed);
g_memusage = memusage();
kc::setstdiobin();
if (argc < 2) usage();
int32_t rv = 0;
if (!std::strcmp(argv[1], "order")) {
rv = runorder(argc, argv);
} else if (!std::strcmp(argv[1], "queue")) {
rv = runqueue(argc, argv);
} else if (!std::strcmp(argv[1], "wicked")) {
rv = runwicked(argc, argv);
} else if (!std::strcmp(argv[1], "tran")) {
rv = runtran(argc, argv);
} else {
usage();
}
if (rv != 0) {
oprintf("FAILED: KCRNDSEED=%u PID=%ld", g_randseed, (long)kc::getpid());
for (int32_t i = 0; i < argc; i++) {
oprintf(" %s", argv[i]);
}
oprintf("\n\n");
}
return rv;
}
// print the usage and exit
static void usage() {
eprintf("%s: test cases of the stash database of Kyoto Cabinet\n", g_progname);
eprintf("\n");
eprintf("usage:\n");
eprintf(" %s order [-th num] [-rnd] [-etc] [-tran] [-bnum num] [-lv] rnum\n",
g_progname);
eprintf(" %s queue [-th num] [-it num] [-rnd] [-bnum num] [-lv] rnum\n", g_progname);
eprintf(" %s wicked [-th num] [-it num] [-bnum num] [-lv] rnum\n", g_progname);
eprintf(" %s tran [-th num] [-it num] [-bnum num] [-lv] rnum\n", g_progname);
eprintf("\n");
std::exit(1);
}
// print the error message of a database
static void dberrprint(kc::BasicDB* db, int32_t line, const char* func) {
const kc::BasicDB::Error& err = db->error();
oprintf("%s: %d: %s: %s: %d: %s: %s\n",
g_progname, line, func, db->path().c_str(), err.code(), err.name(), err.message());
}
// print members of a database
static void dbmetaprint(kc::BasicDB* db, bool verbose) {
if (verbose) {
std::map<std::string, std::string> status;
status["opaque"] = "";
status["bnum_used"] = "";
if (db->status(&status)) {
uint32_t type = kc::atoi(status["type"].c_str());
oprintf("type: %s (%s) (type=0x%02X)\n",
kc::BasicDB::typecname(type), kc::BasicDB::typestring(type), type);
uint32_t rtype = kc::atoi(status["realtype"].c_str());
if (rtype > 0 && rtype != type)
oprintf("real type: %s (%s) (realtype=0x%02X)\n",
kc::BasicDB::typecname(rtype), kc::BasicDB::typestring(rtype), rtype);
if (status["opaque"].size() >= 16) {
const char* opaque = status["opaque"].c_str();
oprintf("opaque:");
if (std::count(opaque, opaque + 16, 0) != 16) {
for (int32_t i = 0; i < 16; i++) {
oprintf(" %02X", ((unsigned char*)opaque)[i]);
}
} else {
oprintf(" 0");
}
oprintf("\n");
}
int64_t bnum = kc::atoi(status["bnum"].c_str());
int64_t bnumused = kc::atoi(status["bnum_used"].c_str());
int64_t count = kc::atoi(status["count"].c_str());
double load = 0;
if (count > 0 && bnumused > 0) load = (double)count / bnumused;
oprintf("buckets: %lld (used=%lld) (load=%.2f)\n",
(long long)bnum, (long long)bnumused, load);
std::string cntstr = unitnumstr(count);
oprintf("count: %lld (%s)\n", count, cntstr.c_str());
int64_t size = kc::atoi(status["size"].c_str());
std::string sizestr = unitnumstrbyte(size);
oprintf("size: %lld (%s)\n", size, sizestr.c_str());
}
} else {
oprintf("count: %lld\n", (long long)db->count());
oprintf("size: %lld\n", (long long)db->size());
}
int64_t musage = memusage();
if (musage > 0) oprintf("memory: %lld\n", (long long)(musage - g_memusage));
}
// parse arguments of order command
static int32_t runorder(int argc, char** argv) {
bool argbrk = false;
const char* rstr = NULL;
int32_t thnum = 1;
bool rnd = false;
bool etc = false;
bool tran = false;
int64_t bnum = -1;
bool lv = false;
for (int32_t i = 2; i < argc; i++) {
if (!argbrk && argv[i][0] == '-') {
if (!std::strcmp(argv[i], "--")) {
argbrk = true;
} else if (!std::strcmp(argv[i], "-th")) {
if (++i >= argc) usage();
thnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-rnd")) {
rnd = true;
} else if (!std::strcmp(argv[i], "-etc")) {
etc = true;
} else if (!std::strcmp(argv[i], "-tran")) {
tran = true;
} else if (!std::strcmp(argv[i], "-bnum")) {
if (++i >= argc) usage();
bnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-lv")) {
lv = true;
} else {
usage();
}
} else if (!rstr) {
argbrk = true;
rstr = argv[i];
} else {
usage();
}
}
if (!rstr) usage();
int64_t rnum = kc::atoix(rstr);
if (rnum < 1 || thnum < 1) usage();
if (thnum > THREADMAX) thnum = THREADMAX;
int32_t rv = procorder(rnum, thnum, rnd, etc, tran, bnum, lv);
return rv;
}
// parse arguments of queue command
static int32_t runqueue(int argc, char** argv) {
bool argbrk = false;
const char* rstr = NULL;
int32_t thnum = 1;
int32_t itnum = 1;
bool rnd = false;
int64_t bnum = -1;
bool lv = false;
for (int32_t i = 2; i < argc; i++) {
if (!argbrk && argv[i][0] == '-') {
if (!std::strcmp(argv[i], "--")) {
argbrk = true;
} else if (!std::strcmp(argv[i], "-th")) {
if (++i >= argc) usage();
thnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-it")) {
if (++i >= argc) usage();
itnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-rnd")) {
rnd = true;
} else if (!std::strcmp(argv[i], "-bnum")) {
if (++i >= argc) usage();
bnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-lv")) {
lv = true;
} else {
usage();
}
} else if (!rstr) {
argbrk = true;
rstr = argv[i];
} else {
usage();
}
}
if (!rstr) usage();
int64_t rnum = kc::atoix(rstr);
if (rnum < 1 || thnum < 1 || itnum < 1) usage();
if (thnum > THREADMAX) thnum = THREADMAX;
int32_t rv = procqueue(rnum, thnum, itnum, rnd, bnum, lv);
return rv;
}
// parse arguments of wicked command
static int32_t runwicked(int argc, char** argv) {
bool argbrk = false;
const char* rstr = NULL;
int32_t thnum = 1;
int32_t itnum = 1;
int64_t bnum = -1;
bool lv = false;
for (int32_t i = 2; i < argc; i++) {
if (!argbrk && argv[i][0] == '-') {
if (!std::strcmp(argv[i], "--")) {
argbrk = true;
} else if (!std::strcmp(argv[i], "-th")) {
if (++i >= argc) usage();
thnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-it")) {
if (++i >= argc) usage();
itnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-bnum")) {
if (++i >= argc) usage();
bnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-lv")) {
lv = true;
} else {
usage();
}
} else if (!rstr) {
argbrk = true;
rstr = argv[i];
} else {
usage();
}
}
if (!rstr) usage();
int64_t rnum = kc::atoix(rstr);
if (rnum < 1 || thnum < 1 || itnum < 1) usage();
if (thnum > THREADMAX) thnum = THREADMAX;
int32_t rv = procwicked(rnum, thnum, itnum, bnum, lv);
return rv;
}
// parse arguments of tran command
static int32_t runtran(int argc, char** argv) {
bool argbrk = false;
const char* rstr = NULL;
int32_t thnum = 1;
int32_t itnum = 1;
int64_t bnum = -1;
bool lv = false;
for (int32_t i = 2; i < argc; i++) {
if (!argbrk && argv[i][0] == '-') {
if (!std::strcmp(argv[i], "--")) {
argbrk = true;
} else if (!std::strcmp(argv[i], "-th")) {
if (++i >= argc) usage();
thnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-it")) {
if (++i >= argc) usage();
itnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-bnum")) {
if (++i >= argc) usage();
bnum = kc::atoix(argv[i]);
} else if (!std::strcmp(argv[i], "-lv")) {
lv = true;
} else {
usage();
}
} else if (!rstr) {
argbrk = true;
rstr = argv[i];
} else {
usage();
}
}
if (!rstr) usage();
int64_t rnum = kc::atoix(rstr);
if (rnum < 1 || thnum < 1 || itnum < 1) usage();
if (thnum > THREADMAX) thnum = THREADMAX;
int32_t rv = proctran(rnum, thnum, itnum, bnum, lv);
return rv;
}
// perform order command
static int32_t procorder(int64_t rnum, int32_t thnum, bool rnd, bool etc, bool tran,
int64_t bnum, bool lv) {
oprintf("<In-order Test>\n seed=%u rnum=%lld thnum=%d rnd=%d etc=%d tran=%d"
" bnum=%lld lv=%d\n\n",
g_randseed, (long long)rnum, thnum, rnd, etc, tran, (long long)bnum, lv);
bool err = false;
kc::StashDB db;
oprintf("opening the database:\n");
double stime = kc::time();
db.tune_logger(stdlogger(g_progname, &std::cout),
lv ? kc::UINT32MAX : kc::BasicDB::Logger::WARN | kc::BasicDB::Logger::ERROR);
if (bnum > 0) db.tune_buckets(bnum);
if (!db.open(":", kc::StashDB::OWRITER | kc::StashDB::OCREATE | kc::StashDB::OTRUNCATE)) {
dberrprint(&db, __LINE__, "DB::open");
err = true;
}
double etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
oprintf("setting records:\n");
stime = kc::time();
class ThreadSet : public kc::Thread {
public:
void setparams(int32_t id, kc::BasicDB* db, int64_t rnum, int32_t thnum,
bool rnd, bool tran) {
id_ = id;
db_ = db;
rnum_ = rnum;
thnum_ = thnum;
err_ = false;
rnd_ = rnd;
tran_ = tran;
}
bool error() {
return err_;
}
void run() {
int64_t base = id_ * rnum_;
int64_t range = rnum_ * thnum_;
for (int64_t i = 1; !err_ && i <= rnum_; i++) {
if (tran_ && !db_->begin_transaction(false)) {
dberrprint(db_, __LINE__, "DB::begin_transaction");
err_ = true;
}
char kbuf[RECBUFSIZ];
size_t ksiz = std::sprintf(kbuf, "%08lld",
(long long)(rnd_ ? myrand(range) + 1 : base + i));
if (!db_->set(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::set");
err_ = true;
}
if (rnd_ && i % 8 == 0) {
switch (myrand(8)) {
case 0: {
if (!db_->set(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::set");
err_ = true;
}
break;
}
case 1: {
if (!db_->append(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::append");
err_ = true;
}
break;
}
case 2: {
if (!db_->remove(kbuf, ksiz) && db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::remove");
err_ = true;
}
break;
}
case 3: {
kc::DB::Cursor* cur = db_->cursor();
if (cur->jump(kbuf, ksiz)) {
switch (myrand(8)) {
default: {
size_t rsiz;
char* rbuf = cur->get_key(&rsiz, myrand(10) == 0);
if (rbuf) {
delete[] rbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get_key");
err_ = true;
}
break;
}
case 1: {
size_t rsiz;
char* rbuf = cur->get_value(&rsiz, myrand(10) == 0);
if (rbuf) {
delete[] rbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get_value");
err_ = true;
}
break;
}
case 2: {
size_t rksiz;
const char* rvbuf;
size_t rvsiz;
char* rkbuf = cur->get(&rksiz, &rvbuf, &rvsiz, myrand(10) == 0);
if (rkbuf) {
delete[] rkbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get");
err_ = true;
}
break;
}
case 3: {
std::string key, value;
if (!cur->get(&key, &value, myrand(10) == 0) &&
db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get");
err_ = true;
}
break;
}
case 4: {
if (myrand(8) == 0 && !cur->remove() &&
db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::remove");
err_ = true;
}
break;
}
}
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::jump");
err_ = true;
}
delete cur;
break;
}
default: {
size_t vsiz;
char* vbuf = db_->get(kbuf, ksiz, &vsiz);
if (vbuf) {
delete[] vbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
break;
}
}
}
if (tran_ && !db_->end_transaction(true)) {
dberrprint(db_, __LINE__, "DB::end_transaction");
err_ = true;
}
if (id_ < 1 && rnum_ > 250 && i % (rnum_ / 250) == 0) {
oputchar('.');
if (i == rnum_ || i % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)i);
}
}
}
private:
int32_t id_;
kc::BasicDB* db_;
int64_t rnum_;
int32_t thnum_;
bool err_;
bool rnd_;
bool tran_;
};
ThreadSet threadsets[THREADMAX];
if (thnum < 2) {
threadsets[0].setparams(0, &db, rnum, thnum, rnd, tran);
threadsets[0].run();
if (threadsets[0].error()) err = true;
} else {
for (int32_t i = 0; i < thnum; i++) {
threadsets[i].setparams(i, &db, rnum, thnum, rnd, tran);
threadsets[i].start();
}
for (int32_t i = 0; i < thnum; i++) {
threadsets[i].join();
if (threadsets[i].error()) err = true;
}
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
if (etc) {
oprintf("adding records:\n");
stime = kc::time();
class ThreadAdd : public kc::Thread {
public:
void setparams(int32_t id, kc::BasicDB* db, int64_t rnum, int32_t thnum,
bool rnd, bool tran) {
id_ = id;
db_ = db;
rnum_ = rnum;
thnum_ = thnum;
err_ = false;
rnd_ = rnd;
tran_ = tran;
}
bool error() {
return err_;
}
void run() {
int64_t base = id_ * rnum_;
int64_t range = rnum_ * thnum_;
for (int64_t i = 1; !err_ && i <= rnum_; i++) {
if (tran_ && !db_->begin_transaction(false)) {
dberrprint(db_, __LINE__, "DB::begin_transaction");
err_ = true;
}
char kbuf[RECBUFSIZ];
size_t ksiz = std::sprintf(kbuf, "%08lld",
(long long)(rnd_ ? myrand(range) + 1 : base + i));
if (!db_->add(kbuf, ksiz, kbuf, ksiz) &&
db_->error() != kc::BasicDB::Error::DUPREC) {
dberrprint(db_, __LINE__, "DB::add");
err_ = true;
}
if (tran_ && !db_->end_transaction(true)) {
dberrprint(db_, __LINE__, "DB::end_transaction");
err_ = true;
}
if (id_ < 1 && rnum_ > 250 && i % (rnum_ / 250) == 0) {
oputchar('.');
if (i == rnum_ || i % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)i);
}
}
}
private:
int32_t id_;
kc::BasicDB* db_;
int64_t rnum_;
int32_t thnum_;
bool err_;
bool rnd_;
bool tran_;
};
ThreadAdd threadadds[THREADMAX];
if (thnum < 2) {
threadadds[0].setparams(0, &db, rnum, thnum, rnd, tran);
threadadds[0].run();
if (threadadds[0].error()) err = true;
} else {
for (int32_t i = 0; i < thnum; i++) {
threadadds[i].setparams(i, &db, rnum, thnum, rnd, tran);
threadadds[i].start();
}
for (int32_t i = 0; i < thnum; i++) {
threadadds[i].join();
if (threadadds[i].error()) err = true;
}
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
}
if (etc) {
oprintf("appending records:\n");
stime = kc::time();
class ThreadAppend : public kc::Thread {
public:
void setparams(int32_t id, kc::BasicDB* db, int64_t rnum, int32_t thnum,
bool rnd, bool tran) {
id_ = id;
db_ = db;
rnum_ = rnum;
thnum_ = thnum;
err_ = false;
rnd_ = rnd;
tran_ = tran;
}
bool error() {
return err_;
}
void run() {
int64_t base = id_ * rnum_;
int64_t range = rnum_ * thnum_;
for (int64_t i = 1; !err_ && i <= rnum_; i++) {
if (tran_ && !db_->begin_transaction(false)) {
dberrprint(db_, __LINE__, "DB::begin_transaction");
err_ = true;
}
char kbuf[RECBUFSIZ];
size_t ksiz = std::sprintf(kbuf, "%08lld",
(long long)(rnd_ ? myrand(range) + 1 : base + i));
if (!db_->append(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::append");
err_ = true;
}
if (tran_ && !db_->end_transaction(true)) {
dberrprint(db_, __LINE__, "DB::end_transaction");
err_ = true;
}
if (id_ < 1 && rnum_ > 250 && i % (rnum_ / 250) == 0) {
oputchar('.');
if (i == rnum_ || i % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)i);
}
}
}
private:
int32_t id_;
kc::BasicDB* db_;
int64_t rnum_;
int32_t thnum_;
bool err_;
bool rnd_;
bool tran_;
};
ThreadAppend threadappends[THREADMAX];
if (thnum < 2) {
threadappends[0].setparams(0, &db, rnum, thnum, rnd, tran);
threadappends[0].run();
if (threadappends[0].error()) err = true;
} else {
for (int32_t i = 0; i < thnum; i++) {
threadappends[i].setparams(i, &db, rnum, thnum, rnd, tran);
threadappends[i].start();
}
for (int32_t i = 0; i < thnum; i++) {
threadappends[i].join();
if (threadappends[i].error()) err = true;
}
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
char* opaque = db.opaque();
if (opaque) {
std::memcpy(opaque, "1234567890123456", 16);
if (!db.synchronize_opaque()) {
dberrprint(&db, __LINE__, "DB::synchronize_opaque");
err = true;
}
} else {
dberrprint(&db, __LINE__, "DB::opaque");
err = true;
}
}
oprintf("getting records:\n");
stime = kc::time();
class ThreadGet : public kc::Thread {
public:
void setparams(int32_t id, kc::BasicDB* db, int64_t rnum, int32_t thnum,
bool rnd, bool tran) {
id_ = id;
db_ = db;
rnum_ = rnum;
thnum_ = thnum;
err_ = false;
rnd_ = rnd;
tran_ = tran;
}
bool error() {
return err_;
}
void run() {
int64_t base = id_ * rnum_;
int64_t range = rnum_ * thnum_;
for (int64_t i = 1; !err_ && i <= rnum_; i++) {
if (tran_ && !db_->begin_transaction(false)) {
dberrprint(db_, __LINE__, "DB::begin_transaction");
err_ = true;
}
char kbuf[RECBUFSIZ];
size_t ksiz = std::sprintf(kbuf, "%08lld",
(long long)(rnd_ ? myrand(range) + 1 : base + i));
size_t vsiz;
char* vbuf = db_->get(kbuf, ksiz, &vsiz);
if (vbuf) {
if (vsiz < ksiz || std::memcmp(vbuf, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
delete[] vbuf;
} else if (!rnd_ || db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
if (rnd_ && i % 8 == 0) {
switch (myrand(8)) {
case 0: {
if (!db_->set(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::set");
err_ = true;
}
break;
}
case 1: {
if (!db_->append(kbuf, ksiz, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::append");
err_ = true;
}
break;
}
case 2: {
if (!db_->remove(kbuf, ksiz) &&
db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::remove");
err_ = true;
}
break;
}
case 3: {
kc::DB::Cursor* cur = db_->cursor();
if (cur->jump(kbuf, ksiz)) {
switch (myrand(8)) {
default: {
size_t rsiz;
char* rbuf = cur->get_key(&rsiz, myrand(10) == 0);
if (rbuf) {
delete[] rbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get_key");
err_ = true;
}
break;
}
case 1: {
size_t rsiz;
char* rbuf = cur->get_value(&rsiz, myrand(10) == 0);
if (rbuf) {
delete[] rbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get_value");
err_ = true;
}
break;
}
case 2: {
size_t rksiz;
const char* rvbuf;
size_t rvsiz;
char* rkbuf = cur->get(&rksiz, &rvbuf, &rvsiz, myrand(10) == 0);
if (rkbuf) {
delete[] rkbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get");
err_ = true;
}
break;
}
case 3: {
std::string key, value;
if (!cur->get(&key, &value, myrand(10) == 0) &&
db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::get");
err_ = true;
}
break;
}
case 4: {
if (myrand(8) == 0 && !cur->remove() &&
db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::remove");
err_ = true;
}
break;
}
}
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "Cursor::jump");
err_ = true;
}
delete cur;
break;
}
default: {
size_t vsiz;
char* vbuf = db_->get(kbuf, ksiz, &vsiz);
if (vbuf) {
delete[] vbuf;
} else if (db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
break;
}
}
}
if (tran_ && !db_->end_transaction(true)) {
dberrprint(db_, __LINE__, "DB::end_transaction");
err_ = true;
}
if (id_ < 1 && rnum_ > 250 && i % (rnum_ / 250) == 0) {
oputchar('.');
if (i == rnum_ || i % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)i);
}
}
}
private:
int32_t id_;
kc::BasicDB* db_;
int64_t rnum_;
int32_t thnum_;
bool err_;
bool rnd_;
bool tran_;
};
ThreadGet threadgets[THREADMAX];
if (thnum < 2) {
threadgets[0].setparams(0, &db, rnum, thnum, rnd, tran);
threadgets[0].run();
if (threadgets[0].error()) err = true;
} else {
for (int32_t i = 0; i < thnum; i++) {
threadgets[i].setparams(i, &db, rnum, thnum, rnd, tran);
threadgets[i].start();
}
for (int32_t i = 0; i < thnum; i++) {
threadgets[i].join();
if (threadgets[i].error()) err = true;
}
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
if (etc) {
oprintf("getting records with a buffer:\n");
stime = kc::time();
class ThreadGetBuffer : public kc::Thread {
public:
void setparams(int32_t id, kc::BasicDB* db, int64_t rnum, int32_t thnum,
bool rnd, bool tran) {
id_ = id;
db_ = db;
rnum_ = rnum;
thnum_ = thnum;
err_ = false;
rnd_ = rnd;
tran_ = tran;
}
bool error() {
return err_;
}
void run() {
int64_t base = id_ * rnum_;
int64_t range = rnum_ * thnum_;
for (int64_t i = 1; !err_ && i <= rnum_; i++) {
if (tran_ && !db_->begin_transaction(false)) {
dberrprint(db_, __LINE__, "DB::begin_transaction");
err_ = true;
}
char kbuf[RECBUFSIZ];
size_t ksiz = std::sprintf(kbuf, "%08lld",
(long long)(rnd_ ? myrand(range) + 1 : base + i));
char vbuf[RECBUFSIZ];
int32_t vsiz = db_->get(kbuf, ksiz, vbuf, sizeof(vbuf));
if (vsiz >= 0) {
if (vsiz < (int32_t)ksiz || std::memcmp(vbuf, kbuf, ksiz)) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
} else if (!rnd_ || db_->error() != kc::BasicDB::Error::NOREC) {
dberrprint(db_, __LINE__, "DB::get");
err_ = true;
}
if (tran_ && !db_->end_transaction(true)) {
dberrprint(db_, __LINE__, "DB::end_transaction");
err_ = true;
}
if (id_ < 1 && rnum_ > 250 && i % (rnum_ / 250) == 0) {
oputchar('.');
if (i == rnum_ || i % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)i);
}
}
}
private:
int32_t id_;
kc::BasicDB* db_;
int64_t rnum_;
int32_t thnum_;
bool err_;
bool rnd_;
bool tran_;
};
ThreadGetBuffer threadgetbuffers[THREADMAX];
if (thnum < 2) {
threadgetbuffers[0].setparams(0, &db, rnum, thnum, rnd, tran);
threadgetbuffers[0].run();
if (threadgetbuffers[0].error()) err = true;
} else {
for (int32_t i = 0; i < thnum; i++) {
threadgetbuffers[i].setparams(i, &db, rnum, thnum, rnd, tran);
threadgetbuffers[i].start();
}
for (int32_t i = 0; i < thnum; i++) {
threadgetbuffers[i].join();
if (threadgetbuffers[i].error()) err = true;
}
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
}
if (etc) {
oprintf("traversing the database by the inner iterator:\n");
stime = kc::time();
int64_t cnt = db.count();
class VisitorIterator : public kc::DB::Visitor {
public:
explicit VisitorIterator(int64_t rnum, bool rnd) :
rnum_(rnum), rnd_(rnd), cnt_(0), rbuf_() {
std::memset(rbuf_, '+', sizeof(rbuf_));
}
int64_t cnt() {
return cnt_;
}
private:
const char* visit_full(const char* kbuf, size_t ksiz,
const char* vbuf, size_t vsiz, size_t* sp) {
cnt_++;
const char* rv = NOP;
switch (rnd_ ? myrand(7) : cnt_ % 7) {
case 0: {
rv = rbuf_;
*sp = rnd_ ? myrand(sizeof(rbuf_)) : sizeof(rbuf_) / (cnt_ % 5 + 1);
break;
}
case 1: {
rv = REMOVE;
break;
}
}
if (rnum_ > 250 && cnt_ % (rnum_ / 250) == 0) {
oputchar('.');
if (cnt_ == rnum_ || cnt_ % (rnum_ / 10) == 0) oprintf(" (%08lld)\n", (long long)cnt_);
}
return rv;
}
int64_t rnum_;
bool rnd_;
int64_t cnt_;
char rbuf_[RECBUFSIZ];
} visitoriterator(rnum, rnd);
if (tran && !db.begin_transaction(false)) {
dberrprint(&db, __LINE__, "DB::begin_transaction");
err = true;
}
if (!db.iterate(&visitoriterator, true)) {
dberrprint(&db, __LINE__, "DB::iterate");
err = true;
}
if (rnd) oprintf(" (end)\n");
if (tran && !db.end_transaction(true)) {
dberrprint(&db, __LINE__, "DB::end_transaction");
err = true;
}
if (visitoriterator.cnt() != cnt) {
dberrprint(&db, __LINE__, "DB::iterate");
err = true;
}
etime = kc::time();
dbmetaprint(&db, false);
oprintf("time: %.3f\n", etime - stime);
}
if (etc) {
oprintf("traversing the database by the outer cursor:\n");
stime = kc::time();
int64_t cnt = db.count();
class VisitorCursor : public kc::DB::Visitor {
public:
explicit VisitorCursor(int64_t rnum, bool rnd) :
rnum_(rnum), rnd_(rnd), cnt_(0), rbuf_() {
std::memset(rbuf_, '-', sizeof(rbuf_));
}
int64_t cnt() {
return cnt_;
}
private:
const char* visit_full(const char* kbuf, size_t ksiz,
const char* vbuf, size_t vsiz, size_t* sp) {
cnt_++;
const char* rv = NOP;
switch (rnd_ ? myrand(7) : cnt_ % 7) {