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Get db-benchmark-test to run with transactions

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git-svn-id: file:///svn/tokudb@376 c7de825b-a66e-492c-adef-691d508d4ae1
This commit is contained in:
Bradley C. Kuszmaul
2007-10-01 21:19:53 +00:00
parent 52f712a1f6
commit 35404cb2eb
4 changed files with 41 additions and 32 deletions
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50
db-benchmark-test/db-benchmark-test.c
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@@ -10,14 +10,18 @@
#include <db.h>
enum { SERIAL_SPACING = 1<<6 };
enum { ITEMS_TO_INSERT_PER_ITERATION = 1<<15 };
enum { ITEMS_TO_INSERT_PER_ITERATION = 1<<20 };
enum { ITEMS_PER_TRANSACTION = 1<<14 };
//enum { ITEMS_TO_INSERT_PER_ITERATION = 1<<14 };
enum { BOUND_INCREASE_PER_ITERATION = SERIAL_SPACING*ITEMS_TO_INSERT_PER_ITERATION };
#define CKERR(r) if (r!=0) fprintf(stderr, "%s:%d error %d %s\n", __FILE__, __LINE__, r, db_strerror(r)); assert(r==0);
char *dbdir = "./bench/";
#define STRINGIFY2(s) #s
#define STRINGIFY(s) STRINGIFY2(s)
char *dbdir = "./bench." STRINGIFY(DIRSUF) "/"; /* DIRSUF is passed in as a -D argument to the compiler. */;
char *dbfilename = "bench.db";
char *dbname;
@@ -26,19 +30,28 @@ DB *db;
DB_TXN *tid=0;
int do_transactions = 0;
int n_insertions_since_txn_began=0;
void setup (void) {
int r;
char fullname[strlen(dbdir) + strlen("/") + strlen(dbfilename) + 1];
sprintf(fullname, "%s/%s", dbdir, dbfilename);
unlink(fullname);
{
char unlink_cmd[strlen(dbdir) + strlen("rf -rf ") + 1];
snprintf(unlink_cmd, sizeof(unlink_cmd), "rm -rf %s", dbdir);
//printf("unlink_cmd=%s\n", unlink_cmd);
system(unlink_cmd);
}
if (strcmp(dbdir, ".") != 0)
mkdir(dbdir, 0755);
r = db_env_create(&dbenv, 0);
assert(r == 0);
if (dbenv->set_lk_max) {
r = dbenv->set_lk_max(dbenv, ITEMS_PER_TRANSACTION*2);
assert(r==0);
}
if (dbenv->set_cachesize) {
r = dbenv->set_cachesize(dbenv, 0, 128*1024*1024, 1);
if (r != 0)
@@ -64,24 +77,6 @@ void setup (void) {
r=tid->commit(tid, 0); assert(r==0);
}
if (do_transactions) {
DBT key,data;
r=dbenv->txn_begin(dbenv, 0, &tid, 0); assert(r==0);
memset(&key, 0, sizeof(key));
memset(&data, 0, sizeof(data));
key.data="hello";
key.size=6;
data.data="there";
data.size=6;
r=db->put(db, tid, &key, &data, 0);
CKERR(r);
r=tid->commit(tid, 0); assert(r==0);
}
}
void shutdown (void) {
@@ -113,6 +108,15 @@ void insert (long long v) {
long_long_to_array(vc, v);
int r = db->put(db, tid, fill_dbt(&kt, kc, 8), fill_dbt(&vt, vc, 8), 0);
CKERR(r);
if (do_transactions) {
if (n_insertions_since_txn_began>=ITEMS_PER_TRANSACTION) {
n_insertions_since_txn_began=0;
r = tid->commit(tid, 0); assert(r==0);
r=dbenv->txn_begin(dbenv, 0, &tid, 0); assert(r==0);
n_insertions_since_txn_began=0;
}
n_insertions_since_txn_began++;
}
}
void serial_insert_from (long long from) {