176a1e804a
git-svn-id: svn+ssh://svn.corp.yahoo.com/yahoo/yrl/labs/pnuts/code/logstore@794 8dad8b1f-cf64-0410-95b6-bcf113ffbcfe
128 lines
3 KiB
C++
128 lines
3 KiB
C++
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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 "logstore.h"
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#include "datapage.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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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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sync();
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logtable<datatuple>::init_stasis();
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int xid = Tbegin();
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Tcommit(xid);
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xid = Tbegin();
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mergeStats stats(1,0);
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diskTreeComponent *ltable_c1 = new diskTreeComponent(xid, 1000, 10000, 5, &stats);
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std::vector<std::string> data_arr;
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std::vector<std::string> key_arr;
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preprandstr(NUM_ENTRIES, data_arr, 5*4096, true);
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preprandstr(NUM_ENTRIES+200, key_arr, 50, true);//well i can handle upto 200
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std::sort(key_arr.begin(), key_arr.end(), &mycmp);
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removeduplicates(key_arr);
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if(key_arr.size() > NUM_ENTRIES)
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key_arr.erase(key_arr.begin()+NUM_ENTRIES, key_arr.end());
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NUM_ENTRIES=key_arr.size();
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if(data_arr.size() > NUM_ENTRIES)
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data_arr.erase(data_arr.begin()+NUM_ENTRIES, data_arr.end());
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printf("Stage 1: Writing %d keys\n", NUM_ENTRIES);
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for(size_t i = 0; i < NUM_ENTRIES; i++)
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{
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//prepare the tuple
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datatuple* newtuple = datatuple::create(key_arr[i].c_str(), key_arr[i].length()+1, data_arr[i].c_str(), data_arr[i].length()+1);
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ltable_c1->insertTuple(xid, newtuple);
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datatuple::freetuple(newtuple);
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}
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printf("\nTREE STRUCTURE\n");
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ltable_c1->print_tree(xid);
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printf("Writes complete.\n");
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ltable_c1->writes_done();
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Tcommit(xid);
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xid = Tbegin();
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printf("Stage 2: Sequentially reading %d tuples\n", NUM_ENTRIES);
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size_t tuplenum = 0;
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diskTreeComponent::iterator * tree_itr = ltable_c1->open_iterator();
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datatuple *dt=0;
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while( (dt=tree_itr->next_callerFrees()) != NULL)
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{
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assert(dt->keylen() == key_arr[tuplenum].length()+1);
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assert(dt->datalen() == data_arr[tuplenum].length()+1);
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tuplenum++;
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datatuple::freetuple(dt);
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dt = 0;
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}
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delete(tree_itr);
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assert(tuplenum == key_arr.size());
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printf("Sequential Reads completed.\n");
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int rrsize=key_arr.size() / 3;
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printf("Stage 3: Randomly reading %d tuples by key\n", rrsize);
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for(int i=0; i<rrsize; i++)
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{
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//randomly pick a key
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int ri = rand()%key_arr.size();
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datatuple *dt = ltable_c1->findTuple(xid, (const datatuple::key_t) key_arr[ri].c_str(), (size_t)key_arr[ri].length()+1);
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assert(dt!=0);
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assert(dt->keylen() == key_arr[ri].length()+1);
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assert(dt->datalen() == data_arr[ri].length()+1);
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datatuple::freetuple(dt);
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dt = 0;
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}
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printf("Random Reads completed.\n");
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Tcommit(xid);
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logtable<datatuple>::deinit_stasis();
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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(15000);
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return 0;
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}
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