etp-commands

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  set $etp_flat = 1
  etp-1 ($arg0) 0
  set $etp_flat = 0
  printf ":...\n"
  set $etp_search_alloc_n = sizeof(erts_allctrs) / sizeof(*erts_allctrs)
  set $etp_search_alloc_i = 0
  while $etp_search_alloc_i < $etp_search_alloc_n
    if erts_allctrs[$etp_search_alloc_i].alloc
      set $etp_search_alloc_f = (erts_allctrs+$etp_search_alloc_i)
      while ($etp_search_alloc_f->alloc == debug_alloc) || \
            ($etp_search_alloc_f->alloc == stat_alloc) || \
            ($etp_search_alloc_f->alloc == map_stat_alloc)
        set $etp_search_alloc_f = \
          (ErtsAllocatorFunctions_t*)$etp_search_alloc_f->extra
      end
      if ($etp_search_alloc_f->alloc != erts_sys_alloc) && \
         ($etp_search_alloc_f->alloc != erts_fix_alloc)
        if ($etp_search_alloc_f->alloc == erts_alcu_alloc) || \
           ($etp_search_alloc_f->alloc == erts_alcu_alloc_ts)
          # alcu alloc
          set $etp_search_alloc_e = (Allctr_t*)$etp_search_alloc_f->extra
          # mbc_list
          set $etp_search_alloc_p = $etp_search_alloc_e->mbc_list.first
          set $etp_search_alloc_cnt = 0
          while $etp_search_alloc_p && \
                ($etp_search_alloc_cnt < $etp_max_depth)
            set $etp_search_alloc_cnt++
            if $etp_search_alloc_p <= ($arg0) && \
               ($arg0) < (char*)$etp_search_alloc_p + \
                         ($etp_search_alloc_p->chdr & (Uint)~7)
              printf "erts_allctrs[%d] %% %salloc: mbc_list: %d\n", \
                     $etp_search_alloc_i, $etp_search_alloc_e->name_prefix, \
                     $etp_search_alloc_cnt
            end
            if $etp_search_alloc_p == $etp_search_alloc_e->mbc_list.last
              if $etp_search_alloc_p->next
                printf \
                  "erts_allctrs[%d] %% %salloc: mbc_list.last error %p\n",\
                  $etp_search_alloc_i, $etp_search_alloc_e->name_prefix,\
                  $etp_search_alloc_p
              end
              set $etp_search_alloc_p = 0
            else
              set $etp_search_alloc_p = $etp_search_alloc_p->next
            end
          end
          if $etp_search_alloc_p
            printf "erts_allctrs[%d] %% %salloc: too large mbc_list %p\n", \
                   $ept_search_alloc_i, $etp_search_alloc_e->name_prefix,
                   $ept_search_alloc_p
          end
          # sbc_list
          set $etp_search_alloc_p = $etp_search_alloc_e->sbc_list.first
          set $etp_search_alloc_cnt = 0
          while $etp_search_alloc_p && \
                ($etp_search_alloc_cnt < $etp_max_depth)
            set $etp_search_alloc_cnt++
            if $etp_search_alloc_p <= ($arg0) && \
               ($arg0) < (char*)$etp_search_alloc_p + \
                         ($etp_search_alloc_p->chdr & (Uint)~7)
              printf "erts_allctrs[%d] %% %salloc: sbc_list: %d\n", \
                     $etp_search_alloc_i, $etp_search_alloc_e->name_prefix, \
                     $etp_search_alloc_cnt
            end
            if $etp_search_alloc_p == $etp_search_alloc_e->sbc_list.last
              if $etp_search_alloc_p->next
                printf \
                  "erts_allctrs[%d] %% %salloc: sbc_list.last error %p",\
                  $etp_search_alloc_i, $etp_search_alloc_e->name_prefix,\
                  $etp_search_alloc_p
              end
              set $etp_search_alloc_p = 0
            else
              set $etp_search_alloc_p = $etp_search_alloc_p->next
            end
          end
          if $etp_search_alloc_p
            printf "erts_allctrs[%d] %% %salloc: too large sbc_list %p\n", \
                   $ept_search_alloc_i, $etp_search_alloc_e->name_prefix,
                   $ept_search_alloc_p
          end
        else
          printf "erts_allctrs[%d] %% %s: unknown allocator\n", \
                 $etp_search_alloc_i, erts_alc_a2ad[$etp_search_alloc_i]
        end
      end
    end
    set $etp_search_alloc_i++
  end
end

document etp-search-alloc
%---------------------------------------------------------------------------
% etp-search-heaps Eterm
% 
% Search all internal allocator memory blocks for for the specified Eterm.
%---------------------------------------------------------------------------
end



define etp-overlapped-heaps
# Args: 
#
# Non-reentrant
#
  printf "%% Dumping heap addresses to \"etp-commands.bin\"\n"
  set $etp_overlapped_heaps_q = erts_max_processes / 10
  set $etp_overlapped_heaps_r = erts_max_processes % 10
  set $etp_overlapped_heaps_t = 10
  set $etp_overlapped_heaps_m = $etp_overlapped_heaps_q
  if $etp_overlapped_heaps_r > 0
    set $etp_overlapped_heaps_m++
    set $etp_overlapped_heaps_r--
  end
  set $etp_overlapped_heaps_i = 0
  set $etp_overlapped_heaps_found = 0
  dump binary value etp-commands.bin 'o'
  append binary value etp-commands.bin 'v'
  append binary value etp-commands.bin 'e'
  append binary value etp-commands.bin 'r'
  append binary value etp-commands.bin 'l'
  append binary value etp-commands.bin 'a'
  append binary value etp-commands.bin 'p'
  append binary value etp-commands.bin 'p'
  append binary value etp-commands.bin 'e'
  append binary value etp-commands.bin 'd'
  append binary value etp-commands.bin '-'
  append binary value etp-commands.bin 'h'
  append binary value etp-commands.bin 'e'
  append binary value etp-commands.bin 'a'
  append binary value etp-commands.bin 'p'
  append binary value etp-commands.bin 's'
  append binary value etp-commands.bin '\0'
  while $etp_overlapped_heaps_i < erts_max_processes
    if process_tab[$etp_overlapped_heaps_i]
      append binary value etp-commands.bin \
        (Eterm)$etp_overlapped_heaps_i
      append binary value etp-commands.bin \
        (Eterm)process_tab[$etp_overlapped_heaps_i]->heap
      append binary value etp-commands.bin \
        (Eterm)process_tab[$etp_overlapped_heaps_i]->hend
      append binary value etp-commands.bin \
        (Eterm)process_tab[$etp_overlapped_heaps_i]->old_heap
      append binary value etp-commands.bin \
        (Eterm)process_tab[$etp_overlapped_heaps_i]->old_hend
      set $etp_overlapped_heaps_p = process_tab[$etp_overlapped_heaps_i]->mbuf
      set $etp_overlapped_heaps_cnt = 0
      while $etp_overlapped_heaps_p && \
            ($etp_overlapped_heaps_cnt < $etp_max_depth)
        set $etp_overlapped_heaps_cnt++
        append binary value etp-commands.bin \
          (Eterm)$etp_overlapped_heaps_p
        append binary value etp-commands.bin \
(Eterm)(&($etp_overlapped_heaps_p->mem)+$etp_overlapped_heaps_p->size)
        set $etp_overlapped_heaps_p = $etp_overlapped_heaps_p->next
      end
      if $etp_overlapped_heaps_p
        printf "process_tab[%d] %% Too many HeapFragments\n", \
               $etp_overlapped_heaps_i
      end
      append binary value etp-commands.bin (Eterm)0x0
      append binary value etp-commands.bin (Eterm)0x0
    end
    set $etp_overlapped_heaps_i++
    if $etp_overlapped_heaps_i > $etp_overlapped_heaps_m
      printf "%% %d%%...\n", $etp_overlapped_heaps_t
      set $etp_overlapped_heaps_t += 10
      set $etp_overlapped_heaps_m += $etp_overlapped_heaps_q
      if $etp_overlapped_heaps_r > 0
        set $etp_overlapped_heaps_m++
        set $etp_overlapped_heaps_r--
      end
    end
  end
  etp-run
end

document etp-overlapped-heaps
%---------------------------------------------------------------------------
% etp-overlapped-heaps
% 
% Dump all process heap addresses in process_tab[], including 
% the heap fragments in binary format on the file etp-commands.bin.
% Then call etp_commands:file/1 to analyze if any heaps overlap.
%
% Requires 'erl' in the path and 'etp_commands.beam' in 'erl's search path.
%---------------------------------------------------------------------------
end



define etp-chart
# Args: Process*
#
# Non-reentrant
  etp-chart-start ($arg0)
  set ($arg0) = ($arg0)
  etp-msgq (($arg0)->msg)
  etp-stackdump ($arg0)
  etp-dictdump (($arg0)->dictionary)
  etp-dictdump (($arg0)->debug_dictionary)
  printf "%% Dumping other process data...\n"
  etp ($arg0)->seq_trace_token
  etp ($arg0)->fvalue
  printf "%% Dumping done.\n"
  etp-chart-print
end

document etp-chart
%---------------------------------------------------------------------------
% etp-chart Process*
% 
% Dump all process data to the file "etp-commands.bin" and then use
% the Erlang support module to print a memory chart of all terms.
%---------------------------------------------------------------------------
end



define etp-chart-start
# Args: Process*
#
# Non-reentrant
  set $etp_chart = 1
  set $etp_chart_id = 0
  set $etp_chart_start_p = ($arg0)
  dump binary value etp-commands.bin 'c'
  append binary value etp-commands.bin 'h'
  append binary value etp-commands.bin 'a'
  append binary value etp-commands.bin 'r'
  append binary value etp-commands.bin 't'
  append binary value etp-commands.bin '\0'
  append binary value etp-commands.bin (Eterm)($etp_chart_start_p->heap)
  append binary value etp-commands.bin (Eterm)($etp_chart_start_p->high_water)
  append binary value etp-commands.bin (Eterm)($etp_chart_start_p->hend)
  append binary value etp-commands.bin (Eterm)($etp_chart_start_p->old_heap)
  append binary value etp-commands.bin (Eterm)($etp_chart_start_p->old_hend)
  set $etp_chart_start_cnt = 0
  set $etp_chart_start_p = $etp_chart_start_p->mbuf
  while $etp_chart_start_p && ($etp_chart_start_cnt < $etp_max_depth)
    set $etp_chart_start_cnt++
    append binary value etp-commands.bin (Eterm)($etp_chart_start_p->mem)
    append binary value etp-commands.bin (Eterm)($etp_chart_start_p->size)
    set $etp_chart_start_p = $etp_chart_start_p->next
  end
  append binary value etp-commands.bin (Eterm)(0)
  append binary value etp-commands.bin (Eterm)(0)
  if $etp_chart_start_p
    printf "%% Too many HeapFragments\n"
  end
end

document etp-chart-start
%---------------------------------------------------------------------------
% etp-chart-start Process*
% 
% Dump a chart head to the file "etp-commands.bin".
%---------------------------------------------------------------------------
end



define etp-chart-entry-1
# Args: Eterm, int depth, int words
#
# Reentrant capable
  if ($arg1) == 0
    set $etp_chart_id++
    printf "#%d:", $etp_chart_id
  end
  append binary value etp-commands.bin ($arg0)&~0x3
  append binary value etp-commands.bin (Eterm)(($arg2)*sizeof(Eterm))
  append binary value etp-commands.bin (Eterm)$etp_chart_id
  append binary value etp-commands.bin (Eterm)($arg1)
#   printf "<dumped %#x %lu %lu %lu>", ($arg0)&~0x3, \
#     (Eterm)(($arg2)*sizeof(Eterm)), (Eterm)$etp_chart_id, (Eterm)($arg1)
end



define etp-chart-print
  set $etp_chart = 0
  etp-run
end

document etp-chart-print
%---------------------------------------------------------------------------
% etp-chart-print Process*
% 
% Print a memory chart of the dumped data in "etp-commands.bin", and stop
% chart recording.
%---------------------------------------------------------------------------
end

############################################################################
# ETS table debug
#

define etp-ets-tables
# Args:
#
# Non-reentrant
  printf "%% Dumping < %lu ETS tables\n", (unsigned long)db_max_tabs
  while $etp_ets_tables_i < db_max_tabs
    if (db_tables[$etp_ets_tables_i].id != 0x18) && \
       (db_tables[$etp_ets_tables_i].id != 0xd8)
      printf "%% %d:", $etp_ets_tables_i
      etp-1 ((Eterm)(db_tables[$etp_ets_tables_i].id)) 0
      printf " "
      etp-1 ((Eterm)(db_tables[$etp_ets_tables_i].t->common.owner)) 0
      printf "\n"
    end
    set $etp_ets_tables_i++
  end
  set $etp_ets_table_i = 0
end

document etp-ets-tables
%---------------------------------------------------------------------------
% etp-ets-tables
%
% Dump all ETS table names and their indexies.
%---------------------------------------------------------------------------
end

define etp-ets-tabledump
# Args: int tableindex
#
# Non-reentrant
  printf "%% Dumping ETS table %d:", ($arg0)
  set $etp_ets_tabledump_n = 0
  set $etp_ets_tabledump_t = db_tables[($arg0)].t
  set $etp_ets_tabledump_i = 0
  etp-1 ($etp_ets_tabledump_t->common.the_name) 0
  printf " status=%#x\n", $etp_ets_tabledump_t->common.status
  if $etp_ets_tabledump_t->common.status & 0x130
    # Hash table
    set $etp_ets_tabledump_h = $etp_ets_tabledump_t->hash
    printf "%% nitems=%d\n", $etp_ets_tabledump_h->nitems
    while $etp_ets_tabledump_i < $etp_ets_tabledump_h->nactive
      set $etp_ets_tabledump_l = $etp_ets_tabledump_h->seg \
            [$etp_ets_tabledump_i>>8][$etp_ets_tabledump_i&0xFF]
      if $etp_ets_tabledump_l
        printf "%% Slot %d:\n", $etp_ets_tabledump_i
        while $etp_ets_tabledump_l
          if $etp_ets_tabledump_n
            printf ","
          else
            printf "["
          end
          set $etp_ets_tabledump_n++
          etp-1 ((Eterm)($etp_ets_tabledump_l->dbterm.tpl)|0x2) 0
          if $etp_ets_tabledump_l->hvalue == ((unsigned long)-1)
            printf "% *\n"
          else
            printf "\n"
          end
          set $etp_ets_tabledump_l = $etp_ets_tabledump_l->next
          if $etp_ets_tabledump_n >= $etp_max_depth
            set $etp_ets_tabledump_l = 0
          end
        end
      end
      set $etp_ets_tabledump_i++
    end
    if $etp_ets_tabledump_n
      printf "].\n"
    end
  else
    printf "%% Not a hash table\n"
  end
end

document etp-ets-tabledump
%---------------------------------------------------------------------------
% etp-ets-tabledump Slot
%
% Dump an ETS table with a specified slot index.
%---------------------------------------------------------------------------
end

############################################################################
# Erlang support module handling
#

define etp-run
  shell make -f "${ROOTDIR:?}/erts/etc/unix/etp_commands.mk" \
    ROOTDIR="${ROOTDIR:?}" ETP_DATA="etp-commands.bin"
end

document etp-run
%---------------------------------------------------------------------------
% etp-run
% 
% Make and run the Erlang support module on the input file 
% "erl-commands.bin". The environment variable ROOTDIR must
% be set to find $ROOTDIR/erts/etc/unix/etp_commands.mk.
%
% Also, erl and erlc must be in the path.
%---------------------------------------------------------------------------
end

############################################################################
# Toolbox parameter handling
#

define etp-set-max-depth
  if ($arg0) > 0
    set $etp_max_depth = ($arg0)
  else
    echo %%%Error: max-depth <= 0 %%%\n
  end
end

document etp-set-max-depth
%---------------------------------------------------------------------------
% etp-set-max-depth Depth
% 
% Set the max term depth to use for etp. The term dept limit
% works in both depth and width, so if you set the max depth to 10,
% an 11 element flat tuple will be truncated.
%---------------------------------------------------------------------------
end

define etp-set-max-string-length
  if ($arg0) > 0
    set $etp_max_string_length = ($arg0)
  else
    echo %%%Error: max-string-length <= 0 %%%\n
  end
end

document etp-set-max-string-length
%---------------------------------------------------------------------------
% etp-set-max-strint-length Length
% 
% Set the max string length to use for ept when printing lists
% that can be shown as printable strings. Printable strings
% that are longer will be truncated, and not even checked if
% they really are printable all the way to the end.
%---------------------------------------------------------------------------
end

define etp-show
  printf "etp-set-max-depth %d\n", $etp_max_depth
  printf "etp-set-max-string-length %d\n", $etp_max_string_length
end

document etp-show
%---------------------------------------------------------------------------
% etp-show
% 
% Show the commands needed to set all etp parameters 
% to their current value.
%---------------------------------------------------------------------------
end

############################################################################
# Init
#

define etp-init
  set $etp_arch64 = (sizeof(void *) == 8)
  if $etp_arch64
    set $etp_nil = 0xfffffffffffffffb
  else
    set $etp_nil = 0xfffffffb
  end
  set $etp_flat = 0
  set $etp_chart_id = 0
  set $etp_chart = 0

  set $etp_max_depth = 20
  set $etp_max_string_length = 100

  set $etp_ets_tables_i = 0
end

document etp-init
%---------------------------------------------------------------------------
% Use etp-help for a command overview and general help.
% 
% To use the Erlang support module, the environment variable ROOTDIR
% must be set to the toplevel installation directory of Erlang/OTP,
% so the etp-commands file becomes:
%     $ROOTDIR/erts/etc/unix/etp-commands
% Also, erl and erlc must be in the path.
%---------------------------------------------------------------------------
end


etp-init
help etp-init
etp-show