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// Copyright (c) 2004, Google Inc.
// All rights reserved.
//
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// modification, are permitted provided that the following conditions are
// met:
//
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// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
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// in the documentation and/or other materials provided with the
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// ---
// Author: Sanjay Ghemawat
//
// Check that we do not leak memory when cycling through lots of threads.
#include "config_for_unittests.h"
#include <stdio.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h> // for sleep()
#endif
#include "base/logging.h"
#include <gperftools/malloc_extension.h>
#include "tests/testutil.h" // for RunThread()
// Size/number of objects to allocate per thread (1 MB per thread)
static const int kObjectSize = 1024;
static const int kNumObjects = 1024;
// Number of threads to create and destroy
static const int kNumThreads = 1000;
// Allocate lots of stuff
static void AllocStuff() {
void** objects = new void*[kNumObjects];
for (int i = 0; i < kNumObjects; i++) {
objects[i] = malloc(kObjectSize);
}
for (int i = 0; i < kNumObjects; i++) {
free(objects[i]);
}
delete[] objects;
}
int main(int argc, char** argv) {
static const int kDisplaySize = 1048576;
char* display = new char[kDisplaySize];
for (int i = 0; i < kNumThreads; i++) {
RunThread(&AllocStuff);
if (((i+1) % 200) == 0) {
fprintf(stderr, "Iteration: %d of %d\n", (i+1), kNumThreads);
MallocExtension::instance()->GetStats(display, kDisplaySize);
fprintf(stderr, "%s\n", display);
}
}
delete[] display;
printf("PASS\n");
#ifdef HAVE_UNISTD_H
sleep(1); // Prevent exit race problem with glibc
#endif
return 0;
}