Index: lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugAranges.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugAranges.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugAranges.cpp
@@ -13,13 +13,11 @@
 
 #include <algorithm>
 
-#include "lldb/Utility/Log.h"
 #include "lldb/Utility/Stream.h"
 #include "lldb/Utility/Timer.h"
 
 #include "DWARFUnit.h"
 #include "DWARFDebugInfo.h"
-#include "LogChannelDWARF.h"
 #include "SymbolFileDWARF.h"
 
 using namespace lldb;
@@ -118,30 +116,8 @@
   Timer scoped_timer(func_cat, "%s this = %p", LLVM_PRETTY_FUNCTION,
                      static_cast<void *>(this));
 
-  Log *log(LogChannelDWARF::GetLogIfAll(DWARF_LOG_DEBUG_ARANGES));
-  size_t orig_arange_size = 0;
-  if (log) {
-    orig_arange_size = m_aranges.GetSize();
-    log->Printf("DWARFDebugAranges::Sort(minimize = %u) with %" PRIu64
-                " entries",
-                minimize, (uint64_t)orig_arange_size);
-  }
-
   m_aranges.Sort();
   m_aranges.CombineConsecutiveEntriesWithEqualData();
-
-  if (log) {
-    if (minimize) {
-      const size_t new_arange_size = m_aranges.GetSize();
-      const size_t delta = orig_arange_size - new_arange_size;
-      log->Printf("DWARFDebugAranges::Sort() %" PRIu64
-                  " entries after minimizing (%" PRIu64
-                  " entries combined for %" PRIu64 " bytes saved)",
-                  (uint64_t)new_arange_size, (uint64_t)delta,
-                  (uint64_t)delta * sizeof(Range));
-    }
-    Dump(log);
-  }
 }
 
 //----------------------------------------------------------------------
Index: lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfo.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfo.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfo.cpp
@@ -22,7 +22,6 @@
 #include "DWARFDebugInfo.h"
 #include "DWARFDebugInfoEntry.h"
 #include "DWARFFormValue.h"
-#include "LogChannelDWARF.h"
 
 using namespace lldb;
 using namespace lldb_private;
@@ -48,17 +47,10 @@
 
   assert(m_dwarf2Data);
 
-  Log *log(LogChannelDWARF::GetLogIfAll(DWARF_LOG_DEBUG_ARANGES));
-
   m_cu_aranges_up = llvm::make_unique<DWARFDebugAranges>();
   const DWARFDataExtractor &debug_aranges_data =
       m_dwarf2Data->get_debug_aranges_data();
   if (debug_aranges_data.GetByteSize() > 0) {
-    if (log)
-      log->Printf(
-          "DWARFDebugInfo::GetCompileUnitAranges() for \"%s\" from "
-          ".debug_aranges",
-          m_dwarf2Data->GetObjectFile()->GetFileSpec().GetPath().c_str());
     llvm::Error error = m_cu_aranges_up->extract(debug_aranges_data);
     if (error)
       return std::move(error);
@@ -74,22 +66,13 @@
 
   // Manually build arange data for everything that wasn't in the
   // .debug_aranges table.
-  bool printed = false;
   const size_t num_compile_units = GetNumCompileUnits();
   for (size_t idx = 0; idx < num_compile_units; ++idx) {
     DWARFUnit *cu = GetCompileUnitAtIndex(idx);
 
     dw_offset_t offset = cu->GetOffset();
-    if (cus_with_data.find(offset) == cus_with_data.end()) {
-      if (log) {
-        if (!printed)
-          log->Printf(
-              "DWARFDebugInfo::GetCompileUnitAranges() for \"%s\" by parsing",
-              m_dwarf2Data->GetObjectFile()->GetFileSpec().GetPath().c_str());
-        printed = true;
-      }
+    if (cus_with_data.find(offset) == cus_with_data.end())
       cu->BuildAddressRangeTable(m_dwarf2Data, m_cu_aranges_up.get());
-    }
   }
 
   const bool minimize = true;
Index: lldb/source/Plugins/SymbolFile/DWARF/DWARFUnit.cpp
===================================================================
--- lldb/source/Plugins/SymbolFile/DWARF/DWARFUnit.cpp
+++ lldb/source/Plugins/SymbolFile/DWARF/DWARFUnit.cpp
@@ -165,15 +165,6 @@
 
   DWARFDebugInfoEntry die;
   // Keep a flat array of the DIE for binary lookup by DIE offset
-  Log *log(
-      LogChannelDWARF::GetLogIfAny(DWARF_LOG_DEBUG_INFO | DWARF_LOG_LOOKUPS));
-  if (log) {
-    m_dwarf->GetObjectFile()->GetModule()->LogMessageVerboseBacktrace(
-        log,
-        "DWARFUnit::ExtractDIEsIfNeeded () for compile unit at "
-        ".debug_info[0x%8.8x]",
-        GetOffset());
-  }
 
   uint32_t depth = 0;
   // We are in our compile unit, parse starting at the offset we were told to
@@ -834,15 +825,6 @@
 const DWARFDebugAranges &DWARFUnit::GetFunctionAranges() {
   if (m_func_aranges_up == NULL) {
     m_func_aranges_up.reset(new DWARFDebugAranges());
-    Log *log(LogChannelDWARF::GetLogIfAll(DWARF_LOG_DEBUG_ARANGES));
-
-    if (log) {
-      m_dwarf->GetObjectFile()->GetModule()->LogMessage(
-          log,
-          "DWARFUnit::GetFunctionAranges() for compile unit at "
-          ".debug_info[0x%8.8x]",
-          GetOffset());
-    }
     const DWARFDebugInfoEntry *die = DIEPtr();
     if (die)
       die->BuildFunctionAddressRangeTable(m_dwarf, this,