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/*
* See the file LICENSE for redistribution information.
*
* Copyright (c) 2005, 2013 Oracle and/or its affiliates. All rights reserved.
*
* $Id$
*/
#include "bench.h"
static int usage(void);
int
b_recover(int argc, char *argv[])
{
extern char *optarg;
extern int optind;
DB *dbp;
DBT key, data;
DB_ENV *dbenv;
DB_TXN *txn;
u_int32_t cachesize;
int ch, i, count;
/*
* Recover was too slow before release 4.0 that it's not worth
* running the test.
*/
#if DB_VERSION_MAJOR < 4
return (0);
#endif
cachesize = MEGABYTE;
count = 1000;
while ((ch = getopt(argc, argv, "C:c:")) != EOF)
switch (ch) {
case 'C':
cachesize = (u_int32_t)atoi(optarg);
break;
case 'c':
count = atoi(optarg);
break;
case '?':
default:
return (usage());
}
argc -= optind;
argv += optind;
if (argc != 0)
return (usage());
/* Create the environment. */
DB_BENCH_ASSERT(db_env_create(&dbenv, 0) == 0);
dbenv->set_errfile(dbenv, stderr);
DB_BENCH_ASSERT(dbenv->set_cachesize(dbenv, 0, cachesize, 0) == 0);
#define OFLAGS \
(DB_CREATE | DB_INIT_LOCK | \
DB_INIT_LOG | DB_INIT_MPOOL | DB_INIT_TXN | DB_PRIVATE)
#if DB_VERSION_MAJOR == 3 && DB_VERSION_MINOR == 0
DB_BENCH_ASSERT(dbenv->open(dbenv, TESTDIR, NULL, OFLAGS, 0666) == 0);
#endif
#if DB_VERSION_MAJOR == 3 && DB_VERSION_MINOR == 1
DB_BENCH_ASSERT(dbenv->open(dbenv, TESTDIR, OFLAGS, 0666) == 0);
#endif
#if DB_VERSION_MAJOR > 3 || DB_VERSION_MINOR > 1
DB_BENCH_ASSERT(dbenv->open(dbenv, TESTDIR, OFLAGS, 0666) == 0);
#endif
/* Create the database. */
DB_BENCH_ASSERT(db_create(&dbp, dbenv, 0) == 0);
#if DB_VERSION_MAJOR > 4 || (DB_VERSION_MAJOR == 4 && DB_VERSION_MINOR >= 1)
DB_BENCH_ASSERT(dbp->open(dbp, NULL,
TESTFILE, NULL, DB_BTREE, DB_CREATE | DB_AUTO_COMMIT, 0666) == 0);
#else
DB_BENCH_ASSERT(
dbp->open(dbp, TESTFILE, NULL, DB_BTREE, DB_CREATE, 0666) == 0);
#endif
/* Initialize the data. */
memset(&key, 0, sizeof(key));
memset(&data, 0, sizeof(data));
key.size = data.size = 20;
key.data = data.data = "01234567890123456789";
/* Start/commit a transaction count times. */
for (i = 0; i < count; ++i) {
#if DB_VERSION_MAJOR < 4
DB_BENCH_ASSERT(
txn_begin(dbenv, NULL, &txn, DB_TXN_NOSYNC) == 0);
DB_BENCH_ASSERT(dbp->put(dbp, txn, &key, &data, 0) == 0);
DB_BENCH_ASSERT(txn_commit(txn, 0) == 0);
#else
DB_BENCH_ASSERT(
dbenv->txn_begin(dbenv, NULL, &txn, DB_TXN_NOSYNC) == 0);
DB_BENCH_ASSERT(dbp->put(dbp, txn, &key, &data, 0) == 0);
DB_BENCH_ASSERT(txn->commit(txn, 0) == 0);
#endif
}
DB_BENCH_ASSERT(dbp->close(dbp, 0) == 0);
DB_BENCH_ASSERT(dbenv->close(dbenv, 0) == 0);
/* Create a new DB_ENV handle. */
DB_BENCH_ASSERT(db_env_create(&dbenv, 0) == 0);
dbenv->set_errfile(dbenv, stderr);
DB_BENCH_ASSERT(
dbenv->set_cachesize(dbenv, 0, 1048576 /* 1MB */, 0) == 0);
/* Now run recovery. */
TIMER_START;
#if DB_VERSION_MAJOR == 3 && DB_VERSION_MINOR == 0
DB_BENCH_ASSERT(dbenv->open(
dbenv, TESTDIR, NULL, OFLAGS | DB_RECOVER, 0666) == 0);
#endif
#if DB_VERSION_MAJOR == 3 && DB_VERSION_MINOR == 1
DB_BENCH_ASSERT(
dbenv->open(dbenv, TESTDIR, OFLAGS | DB_RECOVER, 0666) == 0);
#endif
#if DB_VERSION_MAJOR > 3 || DB_VERSION_MINOR > 1
DB_BENCH_ASSERT(
dbenv->open(dbenv, TESTDIR, OFLAGS | DB_RECOVER, 0666) == 0);
#endif
TIMER_STOP;
/*
* We divide the time by the number of transactions, so an "operation"
* is the recovery of a single transaction.
*/
printf("# recovery after %d transactions\n", count);
TIMER_DISPLAY(count);
DB_BENCH_ASSERT(dbenv->close(dbenv, 0) == 0);
return (0);
}
static int
usage()
{
(void)fprintf(stderr, "usage: b_recover [-C cachesz] [-c count]\n");
return (EXIT_FAILURE);
}
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