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Viewing changes to plugin/logging_stats/scoreboard.cc

  • Committer: Joseph Daly
  • Date: 2010-08-18 02:17:48 UTC
  • mto: (1725.1.2 build)
  • mto: This revision was merged to the branch mainline in revision 1726.
  • Revision ID: jdaly@rx7-20100818021748-f07775vmvq1o6vq9
add memory usage

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plugin/logging_stats/scoreboard.cc
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{
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  /* calculate the number of elements in each bucket */
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  uint32_t number_per_bucket= static_cast<uint32_t> ( ceil( static_cast<double>(number_sessions) / static_cast<double>(number_buckets) ) );
 
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  number_per_bucket= static_cast<uint32_t> ( ceil( static_cast<double>(number_sessions) / static_cast<double>(number_buckets) ) );
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  /* populate the vector of scoreboard vectors */
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  for (uint32_t j= 0; j < number_buckets; ++j)
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      vector_of_scoreboard_locks.insert(vector_of_scoreboard_locks_iterator, lock);   
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  } 
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  vector_of_scoreboard_locks.resize(number_buckets);
 
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  /* calculate the approximate memory allocation of the scoreboard */
 
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  size_t statusVarsSize= sizeof(StatusVars) + sizeof(system_status_var);
 
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  size_t userCommandsSize= sizeof(UserCommands) + sizeof(uint64_t) * SQLCOM_END;
 
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  scoreboard_size_bytes= (statusVarsSize + userCommandsSize) * number_per_bucket * number_buckets;
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}
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Scoreboard::~Scoreboard()