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Viewing changes to plugin/performance_dictionary/session_usage.cc

  • Committer: Brian Aker
  • Date: 2010-09-16 04:15:39 UTC
  • mto: (1787.4.1 drizzle)
  • mto: This revision was merged to the branch mainline in revision 1790.
  • Revision ID: brian@tangent.org-20100916041539-rayzd1qz1lpnkr6i
First pass at session_usage.

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plugin/performance_dictionary/session_usage.cc
 
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/* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
 
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 *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
 
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 *
 
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 *  Copyright (C) 2010 Brian Aker
 
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 *
 
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 *  This program is free software; you can redistribute it and/or modify
 
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 *  it under the terms of the GNU General Public License as published by
 
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 *  the Free Software Foundation; either version 2 of the License, or
 
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 *  (at your option) any later version.
 
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 *
 
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 *  This program is distributed in the hope that it will be useful,
 
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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 *  GNU General Public License for more details.
 
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 *
 
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 *  You should have received a copy of the GNU General Public License
 
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 *  along with this program; if not, write to the Free Software
 
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 
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 */
 
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#include "config.h"
 
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#include "plugin/performance_dictionary/dictionary.h"
 
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#include <drizzled/atomics.h>
 
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#include <drizzled/session.h>
 
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#include <sys/resource.h>
 
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#ifdef RUSAGE_THREAD
 
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#define USAGE_VISABILITY RUSAGE_THREAD
 
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#else
 
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#define USAGE_VISABILITY  RUSAGE_SELF
 
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#endif
 
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using namespace drizzled;
 
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using namespace std;
 
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#define FUNCTION_NAME_LEN 64
 
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performance_dictionary::SessionUsage::SessionUsage() :
 
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  plugin::TableFunction("DATA_DICTIONARY", "SESSION_USAGE")
 
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{
 
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  add_field("QUERY", plugin::TableFunction::STRING, FUNCTION_NAME_LEN, false);
 
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  add_field("USER_TIME_USED_SECONDS", plugin::TableFunction::STRING, FUNCTION_NAME_LEN, false);
 
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  add_field("USER_TIME_USED_MICRO_SECONDS", plugin::TableFunction::STRING, FUNCTION_NAME_LEN, false);
 
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  add_field("SYSTEM_TIME_USED_SECONDS", plugin::TableFunction::STRING, FUNCTION_NAME_LEN, false);
 
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  add_field("SYSTEM_TIME_USED_MICRO_SECONDS", plugin::TableFunction::STRING, FUNCTION_NAME_LEN, false);
 
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  add_field("INTEGRAL_MAX_RESIDENT_SET_SIZE", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("INTEGRAL_SHARED_TEXT_MEMORY_SIZE", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("INTEGRAL_UNSHARED_DATA_SIZE", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("INTEGRAL_UNSHARED_STACK_SIZE", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("PAGE_RECLAIMS", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("PAGE_FAULTS", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("SWAPS", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("BLOCK_INPUT_OPERATIONS", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("BLOCK_OUTPUT_OPERATIONS", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("MESSAGES_SENT", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("MESSAGES_RECEIVED", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("SIGNALS_RECEIVED", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("VOLUNTARY_CONTEXT_SWITCHES", plugin::TableFunction::NUMBER, 0, false);
 
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  add_field("INVOLUNTARY_CONTEXT_SWITCHES", plugin::TableFunction::NUMBER, 0, false);
 
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}
 
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bool performance_dictionary::SessionUsage::Generator::populate()
 
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{
 
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  struct rusage r_usage;
 
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  if (once)
 
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    return false;
 
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  once= true;
 
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  if (getrusage(USAGE_VISABILITY, &r_usage))
 
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  {
 
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    return false;
 
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  }
 
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  /* USER_TIME_USED_SECONDS */
 
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  push("CONNECT");
 
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  /* USER_TIME_USED_SECONDS */
 
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  push(static_cast<int64_t>(r_usage.ru_utime.tv_sec));
 
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  /* USER_TIME_USED_MICRO_SECONDS */
 
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  push(static_cast<int64_t>(r_usage.ru_utime.tv_usec));
 
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  /* SYSTEM_TIME_USED_SECONDS */
 
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  push(static_cast<int64_t>(r_usage.ru_stime.tv_sec));
 
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  /* SYSTEM_TIME_USED_MICRO_SECONDS */
 
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  push(static_cast<int64_t>(r_usage.ru_stime.tv_usec));
 
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  /* INTEGRAL_MAX_RESIDENT_SET_SIZE */
 
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  push(static_cast<int64_t>(r_usage.ru_maxrss));
 
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  /* INTEGRAL_SHARED_TEXT_MEMORY_SIZE */
 
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  push(static_cast<int64_t>(r_usage.ru_ixrss));
 
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  /* INTEGRAL_UNSHARED_DATA_SIZE */
 
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  push(static_cast<int64_t>(r_usage.ru_idrss));
 
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  /* INTEGRAL_UNSHARED_STACK_SIZE */
 
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  push(static_cast<int64_t>(r_usage.ru_isrss));
 
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  /* PAGE_RECLAIMS */
 
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  push(static_cast<int64_t>(r_usage.ru_minflt));
 
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  /* PAGE_FAULTS */
 
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  push(static_cast<int64_t>(r_usage.ru_majflt));
 
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  /* SWAPS */
 
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  push(static_cast<int64_t>(r_usage.ru_nswap));
 
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  /* BLOCK_INPUT_OPERATIONS */
 
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  push(static_cast<int64_t>(r_usage.ru_inblock));
 
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  /* BLOCK_OUTPUT_OPERATIONS */
 
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  push(static_cast<int64_t>(r_usage.ru_oublock));
 
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  /* MESSAGES_SENT */
 
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  push(static_cast<int64_t>(r_usage.ru_msgsnd));
 
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  /* MESSAGES_RECEIVED */
 
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  push(static_cast<int64_t>(r_usage.ru_msgrcv));
 
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  /* SIGNALS_RECEIVED */
 
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  push(static_cast<int64_t>(r_usage.ru_nsignals));
 
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  /* VOLUNTARY_CONTEXT_SWITCHES */
 
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  push(static_cast<int64_t>(r_usage.ru_nvcsw));
 
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  /* INVOLUNTARY_CONTEXT_SWITCHES */
 
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  push(static_cast<int64_t>(r_usage.ru_nivcsw));
 
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  return true;
 
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}