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allow narrow arena debug output

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daanx 2025-01-04 22:49:25 -08:00
parent fab6bee764
commit c518312fb6
2 changed files with 12 additions and 19 deletions
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2
include/mimalloc.h
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@ -276,7 +276,7 @@ mi_decl_export int mi_reserve_huge_os_pages_at(size_t pages, int numa_node, size
mi_decl_export int mi_reserve_os_memory(size_t size, bool commit, bool allow_large) mi_attr_noexcept;
mi_decl_export bool mi_manage_os_memory(void* start, size_t size, bool is_committed, bool is_pinned /* cannot decommit/reset? */, bool is_zero, int numa_node) mi_attr_noexcept;
mi_decl_export void mi_debug_show_arenas(bool show_pages) mi_attr_noexcept;
mi_decl_export void mi_debug_show_arenas(bool show_pages, bool narrow) mi_attr_noexcept;
// Experimental: heaps associated with specific memory arena's
typedef void* mi_arena_id_t;

29
src/arena.c
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@ -1377,10 +1377,9 @@ static size_t mi_debug_show_page_bfield(mi_bfield_t field, char* buf, size_t* k,
return bit_set_count;
}
#define MI_FIELDS_PER_LINE (4)
static size_t mi_debug_show_chunks(const char* header, size_t slice_count, size_t chunk_count, mi_bchunk_t* chunks, _Atomic(uint8_t)* chunk_bins, bool invert, mi_arena_t* arena) {
_mi_output_message("\x1B[37m%s (use/commit: \x1B[31m0 - 25%%\x1B[33m - 50%%\x1B[36m - 75%%\x1B[32m - 100%%\x1B[0m)\n", header);
static size_t mi_debug_show_chunks(const char* header1, const char* header2, const char* header3, size_t slice_count, size_t chunk_count, mi_bchunk_t* chunks, _Atomic(uint8_t)* chunk_bins, bool invert, mi_arena_t* arena, bool narrow) {
_mi_output_message("\x1B[37m%s%s%s (use/commit: \x1B[31m0 - 25%%\x1B[33m - 50%%\x1B[36m - 75%%\x1B[32m - 100%%\x1B[0m)\n", header1, header2, header3);
const size_t fields_per_line = (narrow ? 2 : 4);
size_t bit_count = 0;
size_t bit_set_count = 0;
for (size_t i = 0; i < chunk_count && bit_count < slice_count; i++) {
@ -1408,7 +1407,7 @@ static size_t mi_debug_show_chunks(const char* header, size_t slice_count, size_
long bit_of_page = 0;
mi_ansi_color_t color_of_page = MI_GRAY;
for (size_t j = 0; j < MI_BCHUNK_FIELDS; j++) {
if (j > 0 && (j % MI_FIELDS_PER_LINE) == 0) {
if (j > 0 && (j % fields_per_line) == 0) {
// buf[k++] = '\n'; _mi_memset(buf+k,' ',7); k += 7;
_mi_output_message(" %s\n\x1B[37m", buf);
_mi_memzero(buf, sizeof(buf));
@ -1435,20 +1434,11 @@ static size_t mi_debug_show_chunks(const char* header, size_t slice_count, size_
return bit_set_count;
}
//static size_t mi_debug_show_bitmap(const char* header, size_t slice_count, mi_bitmap_t* bitmap, bool invert, mi_arena_t* arena) {
// return mi_debug_show_chunks(header, slice_count, mi_bitmap_chunk_count(bitmap), &bitmap->chunks[0], NULL, invert, arena);
//}
static size_t mi_debug_show_bitmap_binned(const char* header, size_t slice_count, mi_bitmap_t* bitmap, _Atomic(uint8_t)* chunk_bins, bool invert, mi_arena_t* arena) {
return mi_debug_show_chunks(header, slice_count, mi_bitmap_chunk_count(bitmap), &bitmap->chunks[0], chunk_bins, invert, arena);
static size_t mi_debug_show_bitmap_binned(const char* header1, const char* header2, const char* header3, size_t slice_count, mi_bitmap_t* bitmap, _Atomic(uint8_t)* chunk_bins, bool invert, mi_arena_t* arena, bool narrow) {
return mi_debug_show_chunks(header1, header2, header3, slice_count, mi_bitmap_chunk_count(bitmap), &bitmap->chunks[0], chunk_bins, invert, arena, narrow);
}
//static size_t mi_debug_show_bbitmap(const char* header, size_t slice_count, mi_bbitmap_t* bbitmap, bool invert, mi_arena_t* arena) {
// return mi_debug_show_chunks(header, slice_count, mi_bbitmap_chunk_count(bbitmap), &bbitmap->chunks[0], &bbitmap->chunk_bins[0], invert, arena);
//}
void mi_debug_show_arenas(bool show_pages) mi_attr_noexcept {
void mi_debug_show_arenas(bool show_pages, bool narrow) mi_attr_noexcept {
mi_subproc_t* subproc = _mi_subproc();
size_t max_arenas = mi_arenas_get_count(subproc);
//size_t free_total = 0;
@ -1472,7 +1462,10 @@ void mi_debug_show_arenas(bool show_pages) mi_attr_noexcept {
// purge_total += mi_debug_show_bitmap("purgeable slices", arena->slice_count, arena->slices_purge, false, NULL);
//}
if (show_pages) {
page_total += mi_debug_show_bitmap_binned("pages (p:page, f:full, s:singleton, P,F,S:not abandoned, i:arena-info, m:heap-meta-data, ~:free-purgable, _:free-committed, .:free-reserved) (chunk bin: S:small, M:medium, L:large, X:other)", arena->slice_count, arena->pages, arena->slices_free->chunk_bins, false, arena);
const char* header1 = "pages (p:page, f:full, s:singleton, P,F,S:not abandoned, i:arena-info, m:meta-data, ~:free-purgable, _:free-committed, .:free-reserved)";
const char* header2 = (narrow ? "\n " : " ");
const char* header3 = "(chunk bin: S:small, M : medium, L : large, X : other)";
page_total += mi_debug_show_bitmap_binned(header1, header2, header3, arena->slice_count, arena->pages, arena->slices_free->chunk_bins, false, arena, narrow);
}
}
// if (show_inuse) _mi_output_message("total inuse slices : %zu\n", slice_total - free_total);