6f82ae268a
git-svn-id: svn+ssh://svn.corp.yahoo.com/yahoo/yrl/labs/pnuts/code/logstore@2668 8dad8b1f-cf64-0410-95b6-bcf113ffbcfe
110 lines
2.3 KiB
C++
110 lines
2.3 KiB
C++
/*
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* check_testAndSet.cpp
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*
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* Created on: Sep 16, 2010
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* Author: sears
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*/
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#include <string>
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#include <vector>
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#include <iostream>
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#include <sstream>
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#include "datapage.h"
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#include "merger.h"
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#include <assert.h>
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#include <limits.h>
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#include <math.h>
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#include <pthread.h>
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#include <sys/time.h>
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#include <time.h>
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#include <stasis/transactional.h>
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#undef begin
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#undef end
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#include "check_util.h"
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#define NUM_THREADS 128
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unsigned char vals[NUM_THREADS];
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logtable * ltable;
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int myucharcmp(const void * ap, const void * bp) {
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unsigned char a = *(unsigned char*)ap;
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unsigned char b = *(unsigned char*)bp;
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return (int)a - (int)b;
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}
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void * worker(void * idp) {
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unsigned char id = *(unsigned char*)idp;
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bool succ = false;
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while(!succ) {
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unsigned char key = random() % NUM_THREADS;
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printf("id = %d key = %d\n", (int)id, (int)key);
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datatuple * dt = datatuple::create(&key, sizeof(key), &id, sizeof(id));
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datatuple * dtdelete = datatuple::create(&key, sizeof(key));
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succ = ltable->testAndSetTuple(dt, dtdelete);
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datatuple::freetuple(dt);
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datatuple::freetuple(dtdelete);
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vals[id] = key;
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}
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return 0;
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}
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void insertProbeIter(size_t NUM_ENTRIES)
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{
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srand(1000);
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unlink("storefile.txt");
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unlink("logfile.txt");
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system("rm -rf stasis_log/");
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logtable::init_stasis();
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int xid = Tbegin();
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ltable = new logtable(10 * 1024 * 1024, 1000, 10000, 5);
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merge_scheduler mscheduler(ltable);
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recordid table_root = ltable->allocTable(xid);
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Tcommit(xid);
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mscheduler.start();
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pthread_t *threads = (pthread_t*)malloc(NUM_THREADS * sizeof(pthread_t));
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for(int i = 0; i < NUM_THREADS; i++) {
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unsigned char * x = (unsigned char*)malloc(sizeof(unsigned char));
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*x = i;
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int err = pthread_create(&threads[i], 0, worker, x);
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if(err) { errno = err; perror("Couldn't spawn thread"); abort(); }
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}
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for(int i = 0; i < NUM_THREADS; i++) {
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pthread_join(threads[i], 0);
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}
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qsort(vals, NUM_THREADS, sizeof(unsigned char), &myucharcmp);
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for(int i = 0; i < NUM_THREADS; i++) {
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assert(((unsigned char)i) == vals[i]);
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}
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mscheduler.shutdown();
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delete ltable;
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logtable::deinit_stasis();
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printf("\npass\n");
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}
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/** @test
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*/
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int main()
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{
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insertProbeIter(5000);
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return 0;
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}
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