art::MemoryAdjuster Class Reference

Public Types
using	Parameters = ServiceTable< Config >

Public Member Functions
	MemoryAdjuster (ServiceTable< Config > const &config[[gnu::unused]])

Detailed Description

Definition at line 31 of file MemoryAdjuster_service.cc.

Member Typedef Documentation

using art::MemoryAdjuster::Parameters = ServiceTable<Config>

Definition at line 33 of file MemoryAdjuster_service.cc.

Constructor & Destructor Documentation

art::MemoryAdjuster::MemoryAdjuster ( ServiceTable< Config > const &config]  [[gnu::unused] )

inline

Definition at line 34 of file MemoryAdjuster_service.cc.

References DECLARE_ART_SERVICE, DEFINE_ART_SERVICE, art::getGlobalOptionSetter(), and art::LEGACY.

    {
#ifndef __linux__
      mf::LogAbsolute("MemoryAdjuster")
        << "\n"
        << "Service not supported for this operating system.\n"
        << "If desired, please log an issue with:\n\n"
        << "https://cdcvs.fnal.gov/redmine/projects/cet-is/issues/new\n\n";
#else
      auto& mopts = art::getGlobalOptionSetter();
      auto const p_mmap_max = config().m_mmap_max();
      auto const p_trim_thr = config().m_trim_thr();
      auto const p_top_pad = config().m_top_pad();
      auto const p_mmap_thr = config().m_mmap_thr();
      if (p_mmap_max >= 0) {
        mopts.set_mmap_max(p_mmap_max);
      }
      if (p_trim_thr >= 0) {
        mopts.set_trim_thr(p_trim_thr);
      }
      if (p_top_pad >= 0) {
        mopts.set_top_pad(p_top_pad);
      }
      if (p_mmap_thr >= 0) {
        mopts.set_mmap_thr(p_mmap_thr);
      }
      mopts.adjustMallocParams();

      if (mopts.hasErrors()) {
        mf::LogWarning("MemoryCheck")
          << "ERROR: Problem with setting malloc options\n"
          << mopts.error_message();
      }
      if (config().dump()) {
        mf::LogWarning("MemoryCheck")
          << "Malloc options: " << mopts.get() << "\n";
      }
#endif
    } // c'tor

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The documentation for this class was generated from the following file:

• art/Framework/Services/Optional/MemoryAdjuster_service.cc