4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
31 * This file is part of Lustre, http://www.lustre.org/
32 * Lustre is a trademark of Sun Microsystems, Inc.
34 * lustre/utils/loadgen.c
36 * See how many local OSCs we can start whaling on a OST
37 * We're doing direct ioctls instead of going though a system() call to lctl
38 * to avoid the bash overhead.
39 * Adds an osc / echo client pair in each thread and starts echo transactions.
41 * Author: Nathan Rutman <nathan@clusterfs.com>
48 #include <sys/types.h>
58 #include <lnet/lnetctl.h>
59 #include <libcfs/libcfsutil.h>
62 static char cmdname[512];
63 static char target[64] = "";
65 static int sig_received = 0;
66 static int o_verbose = 4; /* 0-5 */
67 static int my_oss = 0;
68 static int my_ecs = 0;
70 static int jt_quit(int argc, char **argv) {
71 Parser_quit(argc, argv);
75 static int loadgen_usage(int argc, char **argv)
79 "This is a test program used to simulate large numbers of\n"
80 "clients. The echo obds are used, so the obdecho module must\n"
82 "Typical usage would be:\n"
83 " loadgen> dev lustre-OST0000 set the target device\n"
84 " loadgen> start 20 start 20 echo clients\n"
85 " loadgen> wr 10 5 have 10 clients do the brw_write\n"
86 " test 5 times each\n"
89 return (Parser_help(argc, argv));
92 static int loadgen_verbose(int argc, char **argv);
93 static int loadgen_target(int argc, char **argv);
94 static int loadgen_start_echosrv(int argc, char **argv);
95 static int loadgen_start_clients(int argc, char **argv);
96 static int loadgen_wait(int argc, char **argv);
97 static int loadgen_write(int argc, char **argv);
99 command_t cmdlist[] = {
100 {"device", loadgen_target, 0,
101 "set target ost name (e.g. lustre-OST0000)\n"
102 "usage: device <name> [<nid>]"},
103 {"dl", jt_obd_list, 0, "show all devices\n"
105 {"echosrv", loadgen_start_echosrv, 0, "start an echo server\n"},
106 {"start", loadgen_start_clients, 0, "set up echo clients\n"
107 "usage: start_clients <num>"},
108 {"verbose", loadgen_verbose, 0, "set verbosity level 0-5\n"
109 "usage: verbose <level>"},
110 {"wait", loadgen_wait, 0,
111 "wait for all threads to finish\n"},
112 {"write", loadgen_write, 0,
113 "start a test_brw write test on X clients for Y iterations\n"
114 "usage: write <num_clients> <num_iter> [<delay>]"},
116 /* User interface commands */
117 {"help", loadgen_usage, 0, "help"},
118 {"exit", jt_quit, 0, "quit"},
119 {"quit", jt_quit, 0, "quit"},
125 #define C_STOP 0x0001
126 #define C_CREATE_EVERY 0x0002 /* destroy and recreate every time */
127 #define C_READ 0x0004
128 #define C_WRITE 0x0008
137 struct command_t k_cmd;
138 struct kid_t *k_next;
145 static int live_threads = 0;
146 static struct kid_t *kid_list = NULL;
147 pthread_mutex_t m_list = PTHREAD_MUTEX_INITIALIZER;
149 static struct kid_t *push_kid(int tnum)
152 kid = (struct kid_t *)calloc(1, sizeof(struct kid_t));
154 fprintf(stderr, "malloc failure\n");
157 kid->k_pthread = pthread_self();
158 pthread_mutex_lock(&m_list);
159 kid->k_next = kid_list;
163 pthread_mutex_unlock(&m_list);
167 int trigger_count = 0;
168 int waiting_count = 0;
171 struct timeval trigger_start;
172 struct command_t trigger_cmd;
173 pthread_mutex_t m_trigger = PTHREAD_MUTEX_INITIALIZER;
174 pthread_cond_t cv_trigger = PTHREAD_COND_INITIALIZER;
176 unsigned long long write_bytes;
177 pthread_mutex_t m_count = PTHREAD_MUTEX_INITIALIZER;
179 static void trigger(int command, int threads, int repeat, int delay)
182 pthread_mutex_lock(&m_trigger);
183 trigger_cmd.c_flags = command;
184 trigger_cmd.c_rpt = repeat;
185 trigger_cmd.c_delay = delay;
186 trigger_count = threads;
188 printf("trigger %d cmd c=%d f=%x\n", trigger_count,
189 trigger_cmd.c_rpt, trigger_cmd.c_flags);
190 gettimeofday(&trigger_start, NULL);
192 pthread_mutex_lock(&m_count);
194 pthread_mutex_unlock(&m_count);
196 pthread_cond_broadcast(&cv_trigger);
197 pthread_mutex_unlock(&m_trigger);
200 static __inline__ void stop_all(int unused)
205 static void kill_kids(void)
207 struct kid_t *tmp = kid_list;
210 trigger(C_STOP, 0, 0, 0);
212 pthread_kill(tmp->k_pthread, SIGTERM);
217 static void sig_master(int unused)
223 static int wait_for_threads()
225 struct kid_t *tmp = kid_list;
229 printf("waiting for %d children\n", live_threads);
232 rc = pthread_join(tmp->k_pthread, &statusp);
233 status = (long)statusp;
235 printf("%d: joined, rc = %d, status = %d\n",
236 tmp->k_id, rc, status);
237 kid_list = tmp->k_next;
244 printf("%s done, rc = %d\n", cmdname, rc);
248 static int write_proc(char *proc_path, char *value)
252 fd = open(proc_path, O_WRONLY);
254 fprintf(stderr, "open('%s') failed: %s\n",
255 proc_path, strerror(errno));
258 rc = write(fd, value, strlen(value));
260 fprintf(stderr, "write('%s') failed: %s\n",
261 proc_path, strerror(errno));
268 static int read_proc(char *proc_path, unsigned long long *value)
273 fd = open(proc_path, O_RDONLY);
275 fprintf(stderr, "open('%s') failed: %s\n",
276 proc_path, strerror(errno));
280 rc = read(fd, buf, sizeof(buf));
282 if (errno == EOPNOTSUPP) {
283 /* probably an echo server */
287 fprintf(stderr, "read('%s') failed: %s (%d)\n",
288 proc_path, strerror(errno), errno);
291 *value = strtoull(buf, NULL, 10);
295 static int grant_estimate(int thread)
297 unsigned long long avail, grant;
302 /* I don't really care about protecting this with a mutex */
309 /* Divide /proc/fs/lustre/osc/o_0001/kbytesavail
310 by /proc/fs/lustre/osc/o_0001/cur_grant_bytes to find max clients */
311 sprintf(proc_path, "/proc/fs/lustre/osc/o%.5d/kbytesavail", thread);
312 rc = read_proc(proc_path, &avail);
315 sprintf(proc_path, "/proc/fs/lustre/osc/o%.5d/cur_grant_bytes", thread);
316 rc = read_proc(proc_path, &grant);
322 printf("Estimate %llu clients before we run out of grant space "
323 "(%lluK / %llu)\n", (avail << 10) / grant, avail, grant);
328 /* We hold a thread mutex around create/cleanup because cur_dev is not
329 shared-memory safe */
330 pthread_mutex_t m_config = PTHREAD_MUTEX_INITIALIZER;
332 static int cleanup(char *obdname, int quiet)
337 pthread_mutex_lock(&m_config);
341 rc = jt_lcfg_device(2, args);
343 fprintf(stderr, "%s: can't configure '%s' (%d)\n",
344 cmdname, obdname, rc);
346 rc = jt_obd_cleanup(2, args);
348 fprintf(stderr, "%s: can't cleanup '%s' (%d)\n",
349 cmdname, obdname, rc);
350 rc = jt_obd_detach(1, args);
352 fprintf(stderr, "%s: can't detach '%s' (%d)\n",
353 cmdname, obdname, rc);
355 pthread_mutex_unlock(&m_config);
359 static int echocli_setup(char *oname, char *ename, int *dev)
365 pthread_mutex_lock(&m_config);
370 /* attach "osc" oscname oscuuid */
372 args[2] = args[3] = oname;
373 rc = jt_lcfg_attach(4, args);
375 fprintf(stderr, "%s: can't attach osc '%s' (%d)\n",
377 /* Assume we want e.g. an old one cleaned anyhow. */
380 /* setup ostname "OSS_UUID" */
382 args[2] = "OSS_UUID";
383 rc = jt_lcfg_setup(3, args);
385 fprintf(stderr, "%s: can't setup osc '%s' (%d)\n",
390 /* Large grants cause ENOSPC to be reported, even though
391 there's space left. We can reduce the grant size by
393 sprintf(proc_path, "/proc/fs/lustre/osc/%s/max_dirty_mb", oname);
394 rc = write_proc(proc_path, "1");
395 sprintf(proc_path, "/proc/fs/lustre/osc/%s/max_rpcs_in_flight", oname);
396 rc = write_proc(proc_path, "1");
399 /* attach "echo_client" echoname echouuid */
400 args[1] = "echo_client";
401 args[2] = args[3] = ename;
402 rc = jt_lcfg_attach(4, args);
404 fprintf(stderr, "%s: can't attach '%s' (%d)\n",
407 fprintf(stderr, "%s: is the obdecho module loaded?\n",
413 rc = jt_lcfg_setup(2, args);
415 fprintf(stderr, "%s: can't setup '%s' (%d)\n",
421 rc = jt_obd_device(2, args);
423 fprintf(stderr, "%s: can't set device '%s' (%d)\n",
429 *dev = jt_obd_get_device();
430 pthread_mutex_unlock(&m_config);
434 pthread_mutex_unlock(&m_config);
440 /* We can't use the libptlctl library fns because they are not shared-memory
441 safe with respect to the ioctl device (cur_dev) */
442 static int obj_ioctl(int cmd, struct obd_ioctl_data *data, int unpack)
447 //IOC_PACK(cmdname, data);
448 if (obd_ioctl_pack(data, &buf, sizeof(*data))) {
449 fprintf(stderr, "dev %d invalid ioctl\n", data->ioc_dev);
454 rc = l_ioctl(OBD_DEV_ID, cmd, buf);
457 //IOC_UNPACK(argv[0], data);
458 if (obd_ioctl_unpack(data, buf, sizeof(*data))) {
459 fprintf(stderr, "dev %d invalid reply\n", data->ioc_dev);
471 /* See jt_obd_create */
472 static int obj_create(struct kid_t *kid)
474 struct obd_ioctl_data data;
477 memset(&data, 0, sizeof(data));
478 data.ioc_dev = kid->k_dev;
479 data.ioc_obdo1.o_mode = 0100644;
480 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
481 ostid_set_id(&data.ioc_obdo1.o_oi, 1);
482 data.ioc_obdo1.o_uid = 0;
483 data.ioc_obdo1.o_gid = 0;
484 data.ioc_obdo1.o_valid = OBD_MD_FLTYPE | OBD_MD_FLMODE |
485 OBD_MD_FLID | OBD_MD_FLUID | OBD_MD_FLGID;
487 rc = obj_ioctl(OBD_IOC_CREATE, &data, 1);
489 fprintf(stderr, "%d: create (%d) %s\n",
490 kid->k_id, rc, strerror(errno));
494 if (!(data.ioc_obdo1.o_valid & OBD_MD_FLID)) {
495 fprintf(stderr, "%d: create oid not valid "LPX64"\n",
496 kid->k_id, data.ioc_obdo1.o_valid);
500 kid->k_objid = ostid_id(&data.ioc_obdo1.o_oi);
503 printf("%d: cr "LPX64"\n", kid->k_id, kid->k_objid);
508 /* See jt_obd_destroy */
509 static int obj_delete(struct kid_t *kid)
511 struct obd_ioctl_data data;
515 printf("%d: del "LPX64"\n", kid->k_id, kid->k_objid);
517 memset(&data, 0, sizeof(data));
518 data.ioc_dev = kid->k_dev;
519 ostid_set_id(&data.ioc_obdo1.o_oi, kid->k_objid);
520 data.ioc_obdo1.o_mode = S_IFREG | 0644;
521 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLMODE;
523 rc = obj_ioctl(OBD_IOC_DESTROY, &data, 1);
525 fprintf(stderr, "%s-%d: can't destroy obj "LPX64" (%d)\n",
526 cmdname, kid->k_id, kid->k_objid, rc);
532 #define difftime(a, b) \
533 ((a)->tv_sec - (b)->tv_sec + \
534 ((a)->tv_usec - (b)->tv_usec) / 1000000.0)
536 /* See jt_obd_test_brw */
537 static int obj_write(struct kid_t *kid)
539 struct obd_ioctl_data data;
540 struct timeval start;
542 int rc = 0, i, pages = 0;
545 printf("%d: wr "LPX64"\n", kid->k_id, kid->k_objid);
549 len = pages * getpagesize();
551 memset(&data, 0, sizeof(data));
552 data.ioc_dev = kid->k_dev;
553 /* communicate the 'type' of brw test and batching to echo_client.
554 * don't start. we'd love to refactor this lctl->echo_client
556 data.ioc_pbuf1 = (void *)1;
559 ostid_set_seq_echo(&data.ioc_obdo1.o_oi);
560 ostid_set_id(&data.ioc_obdo1.o_oi, kid->k_objid);
561 data.ioc_obdo1.o_mode = S_IFREG;
562 data.ioc_obdo1.o_valid = OBD_MD_FLID | OBD_MD_FLTYPE | OBD_MD_FLMODE |
563 OBD_MD_FLFLAGS | OBD_MD_FLGROUP;
564 data.ioc_obdo1.o_flags = OBD_FL_DEBUG_CHECK;
565 data.ioc_count = len;
568 gettimeofday(&start, NULL);
570 for (i = 1; i <= count; i++) {
571 data.ioc_obdo1.o_valid &= ~(OBD_MD_FLBLOCKS|OBD_MD_FLGRANT);
572 rc = obj_ioctl(OBD_IOC_BRW_WRITE, &data, 0);
574 fprintf(stderr, "%d: write %s\n", kid->k_id,
575 strerror(rc = errno));
579 data.ioc_offset += len;
586 gettimeofday(&end, NULL);
587 diff = difftime(&end, &start);
591 pthread_mutex_lock(&m_count);
592 write_bytes += i * len;
593 pthread_mutex_unlock(&m_count);
596 printf("%d: wrote %dx%d pages in %.3fs (%.3f MB/s): %s",
597 kid->k_id, i, pages, diff,
598 ((double)i * len) / (diff * 1048576.0),
603 fprintf(stderr, "%s-%d: err test_brw obj "LPX64" (%d)\n",
604 cmdname, kid->k_id, kid->k_objid, rc);
608 static int do_work(struct kid_t *kid)
610 int rc = 0, err, iter = 0;
612 if (!(kid->k_cmd.c_flags & C_CREATE_EVERY))
613 rc = obj_create(kid);
615 for (iter = 0; iter < kid->k_cmd.c_rpt; iter++) {
616 if (rc || sig_received)
619 if (kid->k_cmd.c_flags & C_CREATE_EVERY) {
620 rc = obj_create(kid);
625 if (kid->k_cmd.c_flags & C_WRITE) {
627 grant_estimate(kid->k_id);
630 if (kid->k_cmd.c_flags & C_CREATE_EVERY) {
631 err = obj_delete(kid);
635 if ((o_verbose > 3) && (iter % 10 == 0))
636 printf("%d: i%d\n", kid->k_id, iter);
638 sleep(kid->k_cmd.c_delay);
641 if (!(kid->k_cmd.c_flags & C_CREATE_EVERY)) {
642 err = obj_delete(kid);
647 printf("%d: done (%d)\n", kid->k_id, rc);
652 static void report_perf()
657 gettimeofday(&end, NULL);
658 diff = difftime(&end, &trigger_start);
660 pthread_mutex_lock(&m_count);
661 printf("wrote %lluMB in %.3fs (%.3f MB/s)\n",
662 write_bytes >> 20, diff,
663 (write_bytes >> 20) / diff);
664 pthread_mutex_unlock(&m_count);
668 static void *run_one_child(void *threadvp)
671 char oname[10], ename[10];
672 int thread = (long)threadvp, dev = 0;
676 printf("%s: running thread #%d\n", cmdname, thread);
678 sprintf(oname, "o%.5d", thread);
679 sprintf(ename, "e%.5d", thread);
680 rc = echocli_setup(oname, ename, &dev);
682 fprintf(stderr, "%s: can't setup '%s/%s' (%d)\n",
683 cmdname, oname, ename, rc);
684 pthread_exit((void *)(long)rc);
687 kid = push_kid(thread);
694 while(!(rc || sig_received)) {
695 pthread_mutex_lock(&m_trigger);
696 pthread_mutex_lock(&m_list);
698 if ((waiting_count == live_threads) && timer_on) {
703 pthread_mutex_unlock(&m_list);
704 pthread_cond_wait(&cv_trigger, &m_trigger);
708 /* First trigger_count threads will do the work, the rest
712 printf("%d: trigger %d cmd %x\n",
713 kid->k_id, trigger_count,
714 trigger_cmd.c_flags);
716 memcpy(&kid->k_cmd, &trigger_cmd, sizeof(trigger_cmd));
717 pthread_mutex_unlock(&m_trigger);
720 pthread_mutex_unlock(&m_trigger);
725 printf("%s: thread #%d done (%d)\n", cmdname, thread, rc);
731 err = cleanup(ename, 0);
733 err = cleanup(oname, 0);
736 pthread_exit((void *)(long)rc);
740 * PTHREAD_STACK_MIN is 16K minimal stack for threads. This
741 * is stack consumed by one thread, which executes NULL procedure.
742 * We need some more here and 20k stack for one client thread
743 * is enough to not overflow. In same time it does not consume
744 * a lot of memory for large number of threads.
746 * 20K virtual clients will only consume 320M + 400M. Still to
747 * create this number of virtual clients we need to fix 8192
750 #define CLIENT_THREAD_STACK_SIZE (PTHREAD_STACK_MIN + (20 * 1024))
752 static int loadgen_start_clients(int argc, char **argv)
755 struct timespec ts = {0, 1000*1000*100}; /* .1 sec */
761 numt = strtoul(argv[1], NULL, 0);
766 fprintf(stderr, "%s: target OST is not defined, use 'device' "
767 "command\n", cmdname);
771 rc = pthread_attr_init(&attr);
773 fprintf(stderr, "%s: pthread_attr_init:(%d) %s\n",
774 cmdname, rc, strerror(errno));
777 pthread_attr_setstacksize (&attr, CLIENT_THREAD_STACK_SIZE);
778 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_JOINABLE);
780 numt += live_threads;
782 printf("start %d to %d\n", i, numt);
783 while(!rc && !sig_received && (i < numt)) {
787 rc = pthread_create(&thread, &attr, run_one_child,
790 fprintf(stderr, "%s: pthread: #%d - (%d) %s\n",
791 cmdname, i, rc, strerror(rc));
795 /* give them slightly different start times */
796 nanosleep(&ts, NULL);
799 pthread_attr_destroy(&attr);
804 static int loadgen_target(int argc, char **argv)
810 if (argc < 2 || argc > 3)
816 nidx = libcfs_str2nid(argv[2]);
817 if (nidx == LNET_NID_ANY) {
818 fprintf(stderr, "%s: invalid nid '%s'\n",
823 /* Local device should be in list */
825 rc = jt_obd_device(2, args);
827 fprintf(stderr, "%s: local device '%s' doesn't "
828 "seem to exist. You must use obdfilter device "
829 "names like 'lustre-OST0000'. Use 'dl' to "
830 "list all devices.\n",
835 /* Use the first local nid */
836 args[1] = (char *)(&nidx);
837 args[1][0] = 1; /* hack to get back first nid */
838 rc = jt_ptl_list_nids(2, args);
840 fprintf(stderr, "%s: can't get local nid (%d)\n",
845 if (strcmp(nid, libcfs_nid2str(nidx)) != 0) {
846 /* if new, do an add_uuid */
847 sprintf(nid, "%s", libcfs_nid2str(nidx));
849 /* Fixme change the uuid for every new one */
850 args[1] = "OSS_UUID";
852 rc = jt_lcfg_add_uuid(3, args);
854 fprintf(stderr, "%s: can't add uuid '%s' (%d)\n",
855 cmdname, args[2], rc);
860 snprintf(target, sizeof(target), "%s", argv[1]);
861 printf("Target OST name is '%s'\n", target);
866 static int loadgen_verbose(int argc, char **argv)
870 o_verbose = atoi(argv[1]);
871 printf("verbosity set to %d\n", o_verbose);
875 static int loadgen_write(int argc, char **argv)
879 if (argc < 3 || argc > 4)
881 threads = atoi(argv[1]);
882 pthread_mutex_lock(&m_list);
883 if (threads > live_threads) {
884 pthread_mutex_unlock(&m_list);
885 fprintf(stderr, "requested %d threads but only %d are running. "
886 "Use 'start' to start some more.\n",
887 threads, live_threads);
890 pthread_mutex_unlock(&m_list);
892 trigger(C_WRITE, threads, atoi(argv[2]),
893 (argc == 4) ? atoi(argv[3]) : 0);
897 char ecsname[] = "echosrv";
898 static int loadgen_stop_echosrv(int argc, char **argv)
900 int verbose = (argc != 9);
903 cleanup(name, verbose);
906 if (my_ecs || (argc == 9)) {
907 cleanup(ecsname, verbose);
913 static int loadgen_start_echosrv(int argc, char **argv)
918 pthread_mutex_lock(&m_config);
922 /* attach obdecho echosrv echosrv_UUID */
924 args[2] = args[3] = ecsname;
925 rc = jt_lcfg_attach(4, args);
927 fprintf(stderr, "%s: can't attach echo server (%d)\n",
929 /* Assume we want e.g. an old one cleaned anyhow. */
935 rc = jt_lcfg_setup(1, args);
937 fprintf(stderr, "%s: can't setup echo server (%d)\n",
942 /* Create an OSS to handle the communications */
943 /* attach ost OSS OSS_UUID */
945 args[2] = args[3] = "OSS";
947 rc = jt_lcfg_attach(4, args);
949 /* Already set up for somebody else, that's fine. */
950 printf("OSS already set up, no problem.\n");
951 pthread_mutex_unlock(&m_config);
955 fprintf(stderr, "%s: can't attach OSS (%d)\n",
962 rc = jt_lcfg_setup(1, args);
964 fprintf(stderr, "%s: can't setup OSS (%d)\n",
969 pthread_mutex_unlock(&m_config);
973 pthread_mutex_unlock(&m_config);
974 loadgen_stop_echosrv(9, argv);
978 static int loadgen_wait(int argc, char **argv)
980 /* Give scripts a chance to start some threads */
988 static int loadgen_init(int argc, char **argv)
993 sprintf(cmdname, "%s", argv[0]);
995 signal(SIGTERM, sig_master);
996 signal(SIGINT, sig_master);
998 /* Test to make sure obdecho module is loaded */
1000 args[1] = "echo_client";
1001 args[2] = args[3] = "ecc_test";
1002 rc = jt_lcfg_attach(4, args);
1004 fprintf(stderr, "%s: can't attach echo client (%d)\n",
1007 fprintf(stderr, "%s: is the obdecho module loaded?\n",
1011 jt_obd_detach(1, args);
1017 static int loadgen_exit()
1021 printf("stopping %d children\n", live_threads);
1023 rc = wait_for_threads();
1025 loadgen_stop_echosrv(0, NULL);
1030 /* libptlctl interface */
1031 static int loadgen_main(int argc, char **argv)
1036 /* without this threaded errors cause segfault */
1039 if ((rc = ptl_initialize(argc, argv)) < 0)
1041 if ((rc = obd_initialize(argc, argv)) < 0)
1043 if ((rc = dbg_initialize(argc, argv)) < 0)
1046 Parser_init("loadgen> ", cmdlist);
1048 rc = loadgen_init(argc, argv);
1053 rc = Parser_execarg(argc - 1, argv + 1, cmdlist);
1055 rc = Parser_commands();
1058 rc = loadgen_exit();
1061 obd_finalize(argc, argv);
1062 return rc < 0 ? -rc : rc;
1065 #ifndef LIBLUSTRE_TEST
1066 int main (int argc, char **argv)
1069 rc = loadgen_main(argc, argv);
1070 pthread_exit((void *)(long)rc);