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- user web: allow zero resource share 

- client: allow zero resource share


svn path=/trunk/boinc/; revision=20315
This commit is contained in:
David Anderson 2010-01-29 15:50:47 +00:00
parent 902225c49a
commit 09b92f0841
5 changed files with 111 additions and 47 deletions
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125
apps/upper_case.cpp
View File

@ -15,13 +15,21 @@
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// This is the primary sample BOINC application;
// it shows most of the features of the BOINC API.
// This program serves as both
// - An example BOINC application, illustrating the use of the BOINC API
// - A program for testing various features of BOINC
//
// NOTE: this file exists as both
// boinc/apps/upper_case.cpp
// and
// boinc_samples/example_app/uc2.cpp
// If you update one, please update the other!
// The program converts a mixed-case file to upper case:
// read "in", convert to upper case, write to "out"
//
// command line options (use for debugging various scenarios):
// -run_slow: sleep 1 second after each character; useful for debugging
// command line options
// -run_slow: sleep 1 second after each character
// -cpu_time N: use about N CPU seconds after copying files
// -early_exit: exit(10) after 30 chars
// -early_crash: crash after 30 chars
@ -62,16 +70,21 @@ bool run_slow = false;
bool early_exit = false;
bool early_crash = false;
bool early_sleep = false;
double cpu_time = 20;
double cpu_time = 20, comp_result;
static void use_some_cpu() {
double j = 3.14159;
int i, n = 0;
for (i=0; i<20000000; i++) {
n++;
j *= n+j-3.14159;
j /= (float)n;
// do a billion floating-point ops
// (note: I needed to add an arg to this;
// otherwise the MS C++ compiler optimizes away
// all but the first call to it!)
//
static double do_a_giga_flop(int foo) {
double x = 3.14159*foo;
int i;
for (i=0; i<500000000; i++) {
x += 5.12313123;
x *= 0.5398394834;
}
return x;
}
int do_checkpoint(MFILE& mf, int nchars) {
@ -83,25 +96,36 @@ int do_checkpoint(MFILE& mf, int nchars) {
fprintf(f, "%d", nchars);
fclose(f);
fprintf(stderr, "APP: upper_case checkpointing\n");
retval = mf.flush();
if (retval) return retval;
boinc_resolve_filename_s(CHECKPOINT_FILE, resolved_name);
retval = boinc_rename("temp", resolved_name.c_str());
if (retval) return retval;
//use_some_cpu();
fprintf(stderr, "APP: upper_case checkpoint done\n");
return 0;
}
#ifdef APP_GRAPHICS
void update_shmem() {
if (!shmem) return;
// always do this; otherwise a graphics app will immediately
// assume we're not alive
shmem->update_time = dtime();
// Check whether a graphics app is running,
// and don't bother updating shmem if so.
// This doesn't matter here,
// but may be worth doing if updating shmem is expensive.
//
if (shmem->countdown > 0) {
// the graphics app sets this to 5 every time it renders a frame
shmem->countdown--;
} else {
return;
}
shmem->fraction_done = boinc_get_fraction_done();
shmem->cpu_time = boinc_worker_thread_cpu_time();;
shmem->update_time = dtime();
boinc_get_status(&shmem->status);
}
#endif
@ -125,7 +149,12 @@ int main(int argc, char **argv) {
}
retval = boinc_init();
if (retval) exit(retval);
if (retval) {
fprintf(stderr, "%s boinc_init returned %d\n",
boinc_msg_prefix(), retval
);
exit(retval);
}
// open the input file (resolve logical name first)
//
@ -133,7 +162,8 @@ int main(int argc, char **argv) {
infile = boinc_fopen(input_path, "r");
if (!infile) {
fprintf(stderr,
"Couldn't find input file, resolved name %s.\n", input_path
"%s Couldn't find input file, resolved name %s.\n",
boinc_msg_prefix(), input_path
);
exit(-1);
}
@ -156,13 +186,17 @@ int main(int argc, char **argv) {
if (state && n==1) {
fseek(infile, nchars, SEEK_SET);
boinc_truncate(output_path, nchars);
retval = out.open(output_path, "a");
retval = out.open(output_path, "ab");
} else {
retval = out.open(output_path, "w");
retval = out.open(output_path, "wb");
}
if (retval) {
fprintf(stderr, "APP: upper_case output open failed:\n");
fprintf(stderr, "resolved name %s, retval %d\n", output_path, retval);
fprintf(stderr, "%s APP: upper_case output open failed:\n",
boinc_msg_prefix()
);
fprintf(stderr, "%s resolved name %s, retval %d\n",
boinc_msg_prefix(), output_path, retval
);
perror("open");
exit(1);
}
@ -171,12 +205,18 @@ int main(int argc, char **argv) {
// create shared mem segment for graphics, and arrange to update it
//
shmem = (UC_SHMEM*)boinc_graphics_make_shmem("uppercase", sizeof(UC_SHMEM));
if (!shmem) {
fprintf(stderr, "%s failed to create shared mem segment\n",
boinc_msg_prefix()
);
}
update_shmem();
boinc_register_timer_callback(update_shmem);
#endif
// main loop - read characters, convert to UC, write
//
for (i=0; ; i++) {
for (int i=0; ; i++) {
c = fgetc(infile);
if (c == EOF) break;
@ -195,14 +235,16 @@ int main(int argc, char **argv) {
boinc_crash();
}
if (early_sleep && i>30) {
g_sleep = true;
while (1) boinc_sleep(1);
}
g_sleep = true;
while (1) boinc_sleep(1);
}
if (boinc_time_to_checkpoint()) {
retval = do_checkpoint(out, nchars);
if (retval) {
fprintf(stderr, "APP: upper_case checkpoint failed %d\n", retval);
fprintf(stderr, "%s APP: upper_case checkpoint failed %d\n",
boinc_msg_prefix(), retval
);
exit(retval);
}
boinc_checkpoint_completed();
@ -215,7 +257,9 @@ int main(int argc, char **argv) {
retval = out.flush();
if (retval) {
fprintf(stderr, "APP: upper_case flush failed %d\n", retval);
fprintf(stderr, "%s APP: upper_case flush failed %d\n",
boinc_msg_prefix(), retval
);
exit(1);
}
@ -223,22 +267,23 @@ int main(int argc, char **argv) {
//
if (cpu_time) {
double start = dtime();
while (1) {
for (int i=0; ; i++) {
double e = dtime()-start;
if (e > cpu_time) break;
fd = .5 + .5*(e/cpu_time);
boinc_fraction_done(fd);
if (boinc_time_to_checkpoint()) {
retval = do_checkpoint(out, nchars);
if (retval) {
fprintf(stderr, "APP: upper_case checkpoint failed %d\n", retval);
exit(1);
}
boinc_checkpoint_completed();
}
use_some_cpu();
if (boinc_time_to_checkpoint()) {
retval = do_checkpoint(out, nchars);
if (retval) {
fprintf(stderr, "%s APP: upper_case checkpoint failed %d\n",
boinc_msg_prefix(), retval
);
exit(1);
}
boinc_checkpoint_completed();
}
comp_result = do_a_giga_flop(i);
}
}
boinc_fraction_done(1);

12
checkin_notes
View File

@ -789,3 +789,15 @@ David 28 Jan 2010
client/
client_types.cpp
cs_statefile.cpp
David 29 Jan 2010
- user web: allow zero resource share
- client: allow zero resource share
apps/
upper_case.cpp
html/inc/
prefs.inc
client/
work_fetch.cpp
makefile_sim

3
client/makefile_sim
View File

@ -1,3 +1,6 @@
# makefile for client simulator
# DO MAKE CLEAN IN CLIENT/ and LIB/ FIRST
CXXFLAGS = -g -DSIM \
-I ../lib \
-I ..

14
client/work_fetch.cpp
View File

@ -937,14 +937,20 @@ void WORK_FETCH::compute_shares() {
}
if (!p->pwf.can_fetch_work) continue;
if (p->cpu_pwf.may_have_work) {
p->cpu_pwf.fetchable_share = p->resource_share/cpu_work_fetch.total_fetchable_share;
msg_printf(p, MSG_INFO, "FS: %f = %f/%f\n", p->cpu_pwf.fetchable_share, p->resource_share, cpu_work_fetch.total_fetchable_share);
p->cpu_pwf.fetchable_share = cpu_work_fetch.total_fetchable_share?p->resource_share/cpu_work_fetch.total_fetchable_share:1;
if (log_flags.work_fetch_debug) {
msg_printf(p, MSG_INFO,
"[wfd] FS: %f = %f/%f\n",
p->cpu_pwf.fetchable_share, p->resource_share,
cpu_work_fetch.total_fetchable_share
);
}
}
if (coproc_cuda && p->cuda_pwf.may_have_work) {
p->cuda_pwf.fetchable_share = p->resource_share/cuda_work_fetch.total_fetchable_share;
p->cuda_pwf.fetchable_share = cuda_work_fetch.total_fetchable_share?p->resource_share/cuda_work_fetch.total_fetchable_share:1;
}
if (coproc_ati && p->ati_pwf.may_have_work) {
p->ati_pwf.fetchable_share = p->resource_share/ati_work_fetch.total_fetchable_share;
p->ati_pwf.fetchable_share = ati_work_fetch.total_fetchable_share?p->resource_share/ati_work_fetch.total_fetchable_share:1;
}
}
}

4
html/inc/prefs.inc
View File

@ -1563,9 +1563,7 @@ function project_prefs_make_xml($prefs, $primary=true) {
if ($primary) {
$xml = "<project_preferences>\n";
}
if ($prefs->resource_share) {
$xml = $xml ."<resource_share>$prefs->resource_share</resource_share>\n";
}
$xml = $xml ."<resource_share>$prefs->resource_share</resource_share>\n";
if ($prefs->allow_beta_work) {
$xml = $xml . "<allow_beta_work>1</allow_beta_work>\n";
}