src/SBufDetailedStats.cc

   1 /*
   2  * Copyright (C) 1996-2014 The Squid Software Foundation and contributors
   3  *
   4  * Squid software is distributed under GPLv2+ license and includes
   5  * contributions from numerous individuals and organizations.
   6  * Please see the COPYING and CONTRIBUTORS files for details.
   7  */
   8
   9 #include "squid.h"
  10 #include "SBufDetailedStats.h"
  11 #include "StatHist.h"
  12
  13 /*
  14  * Implementation note: the purpose of this construct is to avoid adding
  15  * external dependencies to the SBuf code
  16  */
  17
  18 static StatHist sbufDestructTimeStats;
  19 static StatHist memblobDestructTimeStats;
  20
  21 namespace SBufDetailedStatsHistInitializer
  22 {
  23 // run the post-instantiation initialization methods for StatHist objects
  24 struct Initializer {
  25     Initializer() {
  26         sbufDestructTimeStats.logInit(100,30.0,128000.0);
  27         memblobDestructTimeStats.logInit(100,30.0,128000.0);
  28     }
  29 };
  30 Initializer initializer;
  31 }
  32
  33 void
  34 recordSBufSizeAtDestruct(SBuf::size_type sz)
  35 {
  36     sbufDestructTimeStats.count(static_cast<double>(sz));
  37 }
  38
  39 const StatHist *
  40 collectSBufDestructTimeStats()
  41 {
  42     return &sbufDestructTimeStats;
  43 }
  44
  45 void
  46 recordMemBlobSizeAtDestruct(SBuf::size_type sz)
  47 {
  48     memblobDestructTimeStats.count(static_cast<double>(sz));
  49 }
  50
  51 const StatHist *
  52 collectMemBlobDestructTimeStats()
  53 {
  54     return &memblobDestructTimeStats;
  55 }
  56