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authorAndrew Tridgell <tridge@samba.org>2007-04-07 00:03:09 +0000
committerGerald (Jerry) Carter <jerry@samba.org>2007-10-10 14:49:51 -0500
commit1b02e88aaf193179d2b1bd30e5ea07bf965bd853 (patch)
tree722818143c2515481cdb5734017d44602ff832a1 /source4/cluster/ctdb
parenta9044f92c9f6eb74c5f7cb56f43a6f8ea25ccb2a (diff)
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r22114: merge from bzr tree
(This used to be commit e60a485ff5c5d8deb7c0aea5e49d0c1d0ea4fa37)
Diffstat (limited to 'source4/cluster/ctdb')
-rw-r--r--source4/cluster/ctdb/tests/ctdb_bench.c113
-rw-r--r--source4/cluster/ctdb/tests/ctdb_fetch.c286
-rw-r--r--source4/cluster/ctdb/tests/ctdb_test.c45
3 files changed, 407 insertions, 37 deletions
diff --git a/source4/cluster/ctdb/tests/ctdb_bench.c b/source4/cluster/ctdb/tests/ctdb_bench.c
index 01a8cc0f15..023c76e7f9 100644
--- a/source4/cluster/ctdb/tests/ctdb_bench.c
+++ b/source4/cluster/ctdb/tests/ctdb_bench.c
@@ -43,6 +43,7 @@ static double end_timer(void)
static int timelimit = 10;
static int num_records = 10;
+static int num_msgs = 1;
static int num_repeats = 100;
enum my_functions {FUNC_INCR=1, FUNC_FETCH=2};
@@ -50,7 +51,7 @@ enum my_functions {FUNC_INCR=1, FUNC_FETCH=2};
/*
ctdb call function to increment an integer
*/
-static int incr_func(struct ctdb_call *call)
+static int incr_func(struct ctdb_call_info *call)
{
if (call->record_data.dsize == 0) {
call->new_data = talloc(call, TDB_DATA);
@@ -70,7 +71,7 @@ static int incr_func(struct ctdb_call *call)
/*
ctdb call function to fetch a record
*/
-static int fetch_func(struct ctdb_call *call)
+static int fetch_func(struct ctdb_call_info *call)
{
call->reply_data = &call->record_data;
return 0;
@@ -79,20 +80,25 @@ static int fetch_func(struct ctdb_call *call)
/*
benchmark incrementing an integer
*/
-static void bench_incr(struct ctdb_context *ctdb)
+static void bench_incr(struct ctdb_context *ctdb, struct ctdb_db_context *ctdb_db)
{
- TDB_DATA key, data;
int loops=0;
int ret, i;
+ struct ctdb_call call;
+
+ ZERO_STRUCT(call);
start_timer();
while (1) {
uint32_t v = loops % num_records;
- key.dptr = &v;
- key.dsize = 4;
+
+ call.call_id = FUNC_INCR;
+ call.key.dptr = (uint8_t *)&v;
+ call.key.dsize = 4;
+
for (i=0;i<num_repeats;i++) {
- ret = ctdb_call(ctdb, key, FUNC_INCR, NULL, NULL);
+ ret = ctdb_call(ctdb_db, &call);
if (ret != 0) {
printf("incr call failed - %s\n", ctdb_errstr(ctdb));
return;
@@ -105,22 +111,91 @@ static void bench_incr(struct ctdb_context *ctdb)
}
}
- ret = ctdb_call(ctdb, key, FUNC_FETCH, NULL, &data);
+ call.call_id = FUNC_FETCH;
+
+ ret = ctdb_call(ctdb_db, &call);
if (ret == -1) {
printf("ctdb_call FUNC_FETCH failed - %s\n", ctdb_errstr(ctdb));
return;
}
printf("Incr: %.2f ops/sec (loops=%d val=%d)\n",
- num_repeats*loops/end_timer(), loops, *(uint32_t *)data.dptr);
+ num_repeats*loops/end_timer(), loops, *(uint32_t *)call.reply_data.dptr);
}
+static int msg_count;
+static int msg_plus, msg_minus;
+
+/*
+ handler for messages in bench_ring()
+*/
+static void ring_message_handler(struct ctdb_context *ctdb, uint32_t srvid,
+ TDB_DATA data, void *private)
+{
+ int incr = *(int *)data.dptr;
+ int *count = (int *)private;
+ int dest;
+ (*count)++;
+ dest = (ctdb_get_vnn(ctdb) + incr) % ctdb_get_num_nodes(ctdb);
+ ctdb_send_message(ctdb, dest, srvid, data);
+ if (incr == 1) {
+ msg_plus++;
+ } else {
+ msg_minus++;
+ }
+}
+
+/*
+ benchmark sending messages in a ring around the nodes
+*/
+static void bench_ring(struct ctdb_context *ctdb, struct event_context *ev)
+{
+ int vnn=ctdb_get_vnn(ctdb);
+
+ if (vnn == 0) {
+ int i;
+ /* two messages are injected into the ring, moving
+ in opposite directions */
+ int dest, incr;
+ TDB_DATA data;
+
+ data.dptr = (uint8_t *)&incr;
+ data.dsize = sizeof(incr);
+
+ for (i=0;i<num_msgs;i++) {
+ incr = 1;
+ dest = (ctdb_get_vnn(ctdb) + incr) % ctdb_get_num_nodes(ctdb);
+ ctdb_send_message(ctdb, dest, 0, data);
+
+ incr = -1;
+ dest = (ctdb_get_vnn(ctdb) + incr) % ctdb_get_num_nodes(ctdb);
+ ctdb_send_message(ctdb, dest, 0, data);
+ }
+ }
+
+ start_timer();
+
+ while (end_timer() < timelimit) {
+ if (vnn == 0 && msg_count % 10000 == 0) {
+ printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\r",
+ msg_count/end_timer(), msg_plus, msg_minus);
+ fflush(stdout);
+ }
+ event_loop_once(ev);
+ }
+
+ printf("Ring: %.2f msgs/sec (+ve=%d -ve=%d)\n",
+ msg_count/end_timer(), msg_plus, msg_minus);
+}
+
+
/*
main program
*/
int main(int argc, const char *argv[])
{
struct ctdb_context *ctdb;
+ struct ctdb_db_context *ctdb_db;
const char *nlist = NULL;
const char *transport = "tcp";
const char *myaddress = NULL;
@@ -134,6 +209,7 @@ int main(int argc, const char *argv[])
{ "self-connect", 0, POPT_ARG_NONE, &self_connect, 0, "enable self connect", "boolean" },
{ "timelimit", 't', POPT_ARG_INT, &timelimit, 0, "timelimit", "integer" },
{ "num-records", 'r', POPT_ARG_INT, &num_records, 0, "num_records", "integer" },
+ { "num-msgs", 'n', POPT_ARG_INT, &num_msgs, 0, "num_msgs", "integer" },
POPT_TABLEEND
};
int opt;
@@ -199,17 +275,19 @@ int main(int argc, const char *argv[])
exit(1);
}
- /* setup a ctdb call function */
- ret = ctdb_set_call(ctdb, incr_func, FUNC_INCR);
- ret = ctdb_set_call(ctdb, fetch_func, FUNC_FETCH);
-
/* attach to a specific database */
- ret = ctdb_attach(ctdb, "test.tdb", TDB_DEFAULT, O_RDWR|O_CREAT|O_TRUNC, 0666);
- if (ret == -1) {
+ ctdb_db = ctdb_attach(ctdb, "test.tdb", TDB_DEFAULT, O_RDWR|O_CREAT|O_TRUNC, 0666);
+ if (!ctdb_db) {
printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
exit(1);
}
+ /* setup a ctdb call function */
+ ret = ctdb_set_call(ctdb_db, incr_func, FUNC_INCR);
+ ret = ctdb_set_call(ctdb_db, fetch_func, FUNC_FETCH);
+
+ ctdb_set_message_handler(ctdb, ring_message_handler, &msg_count);
+
/* start the protocol running */
ret = ctdb_start(ctdb);
@@ -217,11 +295,8 @@ int main(int argc, const char *argv[])
outside of test code) */
ctdb_connect_wait(ctdb);
- bench_incr(ctdb);
+ bench_ring(ctdb, ev);
- /* go into a wait loop to allow other nodes to complete */
- ctdb_wait_loop(ctdb);
-
/* shut it down */
talloc_free(ctdb);
return 0;
diff --git a/source4/cluster/ctdb/tests/ctdb_fetch.c b/source4/cluster/ctdb/tests/ctdb_fetch.c
new file mode 100644
index 0000000000..c0491e9bb5
--- /dev/null
+++ b/source4/cluster/ctdb/tests/ctdb_fetch.c
@@ -0,0 +1,286 @@
+/*
+ simple ctdb benchmark
+
+ Copyright (C) Andrew Tridgell 2006
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, write to the Free Software
+ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+*/
+
+#include "includes.h"
+#include "lib/events/events.h"
+#include "system/filesys.h"
+#include "popt.h"
+
+#include <sys/time.h>
+#include <time.h>
+
+static struct timeval tp1,tp2;
+
+static void start_timer(void)
+{
+ gettimeofday(&tp1,NULL);
+}
+
+static double end_timer(void)
+{
+ gettimeofday(&tp2,NULL);
+ return (tp2.tv_sec + (tp2.tv_usec*1.0e-6)) -
+ (tp1.tv_sec + (tp1.tv_usec*1.0e-6));
+}
+
+
+static int timelimit = 10;
+static int num_records = 10;
+static int num_msgs = 1;
+
+static int msg_count;
+
+#define TESTKEY "testkey"
+
+/*
+ fetch a record
+ store a expanded record
+ send a message to next node to tell it to do the same
+*/
+static void bench_fetch_1node(struct ctdb_context *ctdb)
+{
+ TDB_DATA key, data, nulldata;
+ struct ctdb_record_handle *rec;
+ struct ctdb_db_context *ctdb_db;
+ TALLOC_CTX *tmp_ctx = talloc_new(ctdb);
+ int dest, ret;
+
+ key.dptr = discard_const("testkey");
+ key.dsize = strlen((const char *)key.dptr);
+
+ ctdb_db = ctdb_db_handle(ctdb, "test.tdb");
+
+ rec = ctdb_fetch_lock(ctdb_db, tmp_ctx, key, &data);
+ if (rec == NULL) {
+ printf("Failed to fetch record '%s' on node %d\n",
+ (const char *)key.dptr, ctdb_get_vnn(ctdb));
+ talloc_free(tmp_ctx);
+ return;
+ }
+
+ if (data.dsize > 1000) {
+ data.dsize = 0;
+ }
+
+ if (data.dsize == 0) {
+ data.dptr = (uint8_t *)talloc_asprintf(tmp_ctx, "Test data\n");
+ }
+ data.dptr = (uint8_t *)talloc_asprintf_append((char *)data.dptr,
+ "msg_count=%d on node %d\n",
+ msg_count, ctdb_get_vnn(ctdb));
+ data.dsize = strlen((const char *)data.dptr)+1;
+
+ ret = ctdb_record_store(rec, data);
+ if (ret != 0) {
+ printf("Failed to store record\n");
+ }
+
+ talloc_free(tmp_ctx);
+
+ /* tell the next node to do the same */
+ nulldata.dptr = NULL;
+ nulldata.dsize = 0;
+
+ dest = (ctdb_get_vnn(ctdb) + 1) % ctdb_get_num_nodes(ctdb);
+ ctdb_send_message(ctdb, dest, 0, nulldata);
+}
+
+/*
+ handler for messages in bench_ring()
+*/
+static void message_handler(struct ctdb_context *ctdb, uint32_t srvid,
+ TDB_DATA data, void *private)
+{
+ msg_count++;
+ bench_fetch_1node(ctdb);
+}
+
+
+/*
+ benchmark the following:
+
+ fetch a record
+ store a expanded record
+ send a message to next node to tell it to do the same
+
+*/
+static void bench_fetch(struct ctdb_context *ctdb, struct event_context *ev)
+{
+ int vnn=ctdb_get_vnn(ctdb);
+
+ if (vnn == ctdb_get_num_nodes(ctdb)-1) {
+ bench_fetch_1node(ctdb);
+ }
+
+ start_timer();
+
+ while (end_timer() < timelimit) {
+ if (vnn == 0 && msg_count % 100 == 0) {
+ printf("Fetch: %.2f msgs/sec\r", msg_count/end_timer());
+ fflush(stdout);
+ }
+ if (event_loop_once(ev) != 0) {
+ printf("Event loop failed!\n");
+ break;
+ }
+ }
+
+ printf("Fetch: %.2f msgs/sec\n", msg_count/end_timer());
+}
+
+enum my_functions {FUNC_FETCH=1};
+
+/*
+ ctdb call function to fetch a record
+*/
+static int fetch_func(struct ctdb_call_info *call)
+{
+ call->reply_data = &call->record_data;
+ return 0;
+}
+
+/*
+ main program
+*/
+int main(int argc, const char *argv[])
+{
+ struct ctdb_context *ctdb;
+ struct ctdb_db_context *ctdb_db;
+ const char *nlist = NULL;
+ const char *transport = "tcp";
+ const char *myaddress = NULL;
+ int self_connect=0;
+
+ struct poptOption popt_options[] = {
+ POPT_AUTOHELP
+ { "nlist", 0, POPT_ARG_STRING, &nlist, 0, "node list file", "filename" },
+ { "listen", 0, POPT_ARG_STRING, &myaddress, 0, "address to listen on", "address" },
+ { "transport", 0, POPT_ARG_STRING, &transport, 0, "protocol transport", NULL },
+ { "self-connect", 0, POPT_ARG_NONE, &self_connect, 0, "enable self connect", "boolean" },
+ { "timelimit", 't', POPT_ARG_INT, &timelimit, 0, "timelimit", "integer" },
+ { "num-records", 'r', POPT_ARG_INT, &num_records, 0, "num_records", "integer" },
+ { "num-msgs", 'n', POPT_ARG_INT, &num_msgs, 0, "num_msgs", "integer" },
+ POPT_TABLEEND
+ };
+ int opt;
+ const char **extra_argv;
+ int extra_argc = 0;
+ int ret;
+ poptContext pc;
+ struct event_context *ev;
+ struct ctdb_call call;
+
+ pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
+
+ while ((opt = poptGetNextOpt(pc)) != -1) {
+ switch (opt) {
+ default:
+ fprintf(stderr, "Invalid option %s: %s\n",
+ poptBadOption(pc, 0), poptStrerror(opt));
+ exit(1);
+ }
+ }
+
+ /* setup the remaining options for the main program to use */
+ extra_argv = poptGetArgs(pc);
+ if (extra_argv) {
+ extra_argv++;
+ while (extra_argv[extra_argc]) extra_argc++;
+ }
+
+ if (nlist == NULL || myaddress == NULL) {
+ printf("You must provide a node list with --nlist and an address with --listen\n");
+ exit(1);
+ }
+
+ ev = event_context_init(NULL);
+
+ /* initialise ctdb */
+ ctdb = ctdb_init(ev);
+ if (ctdb == NULL) {
+ printf("Failed to init ctdb\n");
+ exit(1);
+ }
+
+ if (self_connect) {
+ ctdb_set_flags(ctdb, CTDB_FLAG_SELF_CONNECT);
+ }
+
+ ret = ctdb_set_transport(ctdb, transport);
+ if (ret == -1) {
+ printf("ctdb_set_transport failed - %s\n", ctdb_errstr(ctdb));
+ exit(1);
+ }
+
+ /* tell ctdb what address to listen on */
+ ret = ctdb_set_address(ctdb, myaddress);
+ if (ret == -1) {
+ printf("ctdb_set_address failed - %s\n", ctdb_errstr(ctdb));
+ exit(1);
+ }
+
+ /* tell ctdb what nodes are available */
+ ret = ctdb_set_nlist(ctdb, nlist);
+ if (ret == -1) {
+ printf("ctdb_set_nlist failed - %s\n", ctdb_errstr(ctdb));
+ exit(1);
+ }
+
+ /* attach to a specific database */
+ ctdb_db = ctdb_attach(ctdb, "test.tdb", TDB_DEFAULT, O_RDWR|O_CREAT|O_TRUNC, 0666);
+ if (!ctdb_db) {
+ printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
+ exit(1);
+ }
+
+ ret = ctdb_set_call(ctdb_db, fetch_func, FUNC_FETCH);
+
+ ctdb_set_message_handler(ctdb, message_handler, &msg_count);
+
+ /* start the protocol running */
+ ret = ctdb_start(ctdb);
+
+ /* wait until all nodes are connected (should not be needed
+ outside of test code) */
+ ctdb_connect_wait(ctdb);
+
+ bench_fetch(ctdb, ev);
+
+ ZERO_STRUCT(call);
+ call.key.dptr = discard_const(TESTKEY);
+ call.key.dsize = strlen(TESTKEY);
+
+ /* fetch the record */
+ call.call_id = FUNC_FETCH;
+ call.call_data.dptr = NULL;
+ call.call_data.dsize = 0;
+
+ ret = ctdb_call(ctdb_db, &call);
+ if (ret == -1) {
+ printf("ctdb_call FUNC_FETCH failed - %s\n", ctdb_errstr(ctdb));
+ exit(1);
+ }
+
+ printf("DATA:\n%s\n", (char *)call.reply_data.dptr);
+
+ /* shut it down */
+ talloc_free(ctdb);
+ return 0;
+}
diff --git a/source4/cluster/ctdb/tests/ctdb_test.c b/source4/cluster/ctdb/tests/ctdb_test.c
index 5bc35ad332..908a2eaac7 100644
--- a/source4/cluster/ctdb/tests/ctdb_test.c
+++ b/source4/cluster/ctdb/tests/ctdb_test.c
@@ -33,7 +33,7 @@ static int int_compare(int *i1, int *i2)
/*
add an integer into a record in sorted order
*/
-static int sort_func(struct ctdb_call *call)
+static int sort_func(struct ctdb_call_info *call)
{
if (call->call_data == NULL ||
call->call_data->dsize != sizeof(int)) {
@@ -64,7 +64,7 @@ static int sort_func(struct ctdb_call *call)
/*
ctdb call function to fetch a record
*/
-static int fetch_func(struct ctdb_call *call)
+static int fetch_func(struct ctdb_call_info *call)
{
call->reply_data = &call->record_data;
return 0;
@@ -76,6 +76,7 @@ static int fetch_func(struct ctdb_call *call)
int main(int argc, const char *argv[])
{
struct ctdb_context *ctdb;
+ struct ctdb_db_context *ctdb_db;
const char *nlist = NULL;
const char *transport = "tcp";
const char *myaddress = NULL;
@@ -93,9 +94,9 @@ int main(int argc, const char *argv[])
const char **extra_argv;
int extra_argc = 0;
int i, ret;
- TDB_DATA key, data;
poptContext pc;
struct event_context *ev;
+ struct ctdb_call call;
pc = poptGetContext(argv[0], argc, argv, popt_options, POPT_CONTEXT_KEEP_FIRST);
@@ -153,17 +154,17 @@ int main(int argc, const char *argv[])
exit(1);
}
- /* setup a ctdb call function */
- ret = ctdb_set_call(ctdb, sort_func, FUNC_SORT);
- ret = ctdb_set_call(ctdb, fetch_func, FUNC_FETCH);
-
/* attach to a specific database */
- ret = ctdb_attach(ctdb, "test.tdb", TDB_DEFAULT, O_RDWR|O_CREAT|O_TRUNC, 0666);
- if (ret == -1) {
+ ctdb_db = ctdb_attach(ctdb, "test.tdb", TDB_DEFAULT, O_RDWR|O_CREAT|O_TRUNC, 0666);
+ if (!ctdb_db) {
printf("ctdb_attach failed - %s\n", ctdb_errstr(ctdb));
exit(1);
}
+ /* setup a ctdb call function */
+ ret = ctdb_set_call(ctdb_db, sort_func, FUNC_SORT);
+ ret = ctdb_set_call(ctdb_db, fetch_func, FUNC_FETCH);
+
/* start the protocol running */
ret = ctdb_start(ctdb);
@@ -171,15 +172,19 @@ int main(int argc, const char *argv[])
outide of test code) */
ctdb_connect_wait(ctdb);
- key.dptr = "test";
- key.dsize = strlen("test")+1;
+ ZERO_STRUCT(call);
+ call.key.dptr = discard_const("test");
+ call.key.dsize = strlen("test")+1;
/* add some random data */
for (i=0;i<10;i++) {
int v = random() % 1000;
- data.dptr = (uint8_t *)&v;
- data.dsize = sizeof(v);
- ret = ctdb_call(ctdb, key, FUNC_SORT, &data, NULL);
+
+ call.call_id = FUNC_SORT;
+ call.call_data.dptr = (uint8_t *)&v;
+ call.call_data.dsize = sizeof(v);
+
+ ret = ctdb_call(ctdb_db, &call);
if (ret == -1) {
printf("ctdb_call FUNC_SORT failed - %s\n", ctdb_errstr(ctdb));
exit(1);
@@ -187,16 +192,20 @@ int main(int argc, const char *argv[])
}
/* fetch the record */
- ret = ctdb_call(ctdb, key, FUNC_FETCH, NULL, &data);
+ call.call_id = FUNC_FETCH;
+ call.call_data.dptr = NULL;
+ call.call_data.dsize = 0;
+
+ ret = ctdb_call(ctdb_db, &call);
if (ret == -1) {
printf("ctdb_call FUNC_FETCH failed - %s\n", ctdb_errstr(ctdb));
exit(1);
}
- for (i=0;i<data.dsize/sizeof(int);i++) {
- printf("%3d\n", ((int *)data.dptr)[i]);
+ for (i=0;i<call.reply_data.dsize/sizeof(int);i++) {
+ printf("%3d\n", ((int *)call.reply_data.dptr)[i]);
}
- talloc_free(data.dptr);
+ talloc_free(call.reply_data.dptr);
/* go into a wait loop to allow other nodes to complete */
ctdb_wait_loop(ctdb);