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Rework memory statistics to provide useful user information. (#1812)

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Obsolote statistics is also removed.

JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2017-05-16 02:52:12 +02:00
committed by yichoi
parent f5b385ca6c
commit f4fbf0b0b5
18 changed files with 347 additions and 246 deletions
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jerry-core/jmem/jmem-heap.c
+18 -20
View File
@@ -574,16 +574,6 @@ jmem_heap_get_stats (jmem_heap_stats_t *out_heap_stats_p) /**< [out] heap stats
*out_heap_stats_p = JERRY_CONTEXT (jmem_heap_stats);
} /* jmem_heap_get_stats */
/**
* Reset peak values in memory usage statistics
*/
void
jmem_heap_stats_reset_peak (void)
{
JERRY_CONTEXT (jmem_heap_stats).peak_allocated_bytes = JERRY_CONTEXT (jmem_heap_stats).allocated_bytes;
JERRY_CONTEXT (jmem_heap_stats).peak_waste_bytes = JERRY_CONTEXT (jmem_heap_stats).waste_bytes;
} /* jmem_heap_stats_reset_peak */
/**
* Print heap memory usage statistics
*/
@@ -595,18 +585,34 @@ jmem_heap_stats_print (void)
JERRY_DEBUG_MSG ("Heap stats:\n"
" Heap size = %zu bytes\n"
" Allocated = %zu bytes\n"
" Waste = %zu bytes\n"
" Peak allocated = %zu bytes\n"
" Waste = %zu bytes\n"
" Peak waste = %zu bytes\n"
" Allocated byte code data = %zu bytes\n"
" Peak allocated byte code data = %zu bytes\n"
" Allocated string data = %zu bytes\n"
" Peak allocated string data = %zu bytes\n"
" Allocated object data = %zu bytes\n"
" Peak allocated object data = %zu bytes\n"
" Allocated property data = %zu bytes\n"
" Peak allocated property data = %zu bytes\n"
" Skip-ahead ratio = %zu.%04zu\n"
" Average alloc iteration = %zu.%04zu\n"
" Average free iteration = %zu.%04zu\n"
"\n",
heap_stats->size,
heap_stats->allocated_bytes,
heap_stats->waste_bytes,
heap_stats->peak_allocated_bytes,
heap_stats->waste_bytes,
heap_stats->peak_waste_bytes,
heap_stats->byte_code_bytes,
heap_stats->peak_byte_code_bytes,
heap_stats->string_bytes,
heap_stats->peak_string_bytes,
heap_stats->object_bytes,
heap_stats->peak_object_bytes,
heap_stats->property_bytes,
heap_stats->peak_property_bytes,
heap_stats->skip_count / heap_stats->nonskip_count,
heap_stats->skip_count % heap_stats->nonskip_count * 10000 / heap_stats->nonskip_count,
heap_stats->alloc_iter_count / heap_stats->alloc_count,
@@ -643,19 +649,11 @@ jmem_heap_stat_alloc (size_t size) /**< Size of allocated block */
{
heap_stats->peak_allocated_bytes = heap_stats->allocated_bytes;
}
if (heap_stats->allocated_bytes > heap_stats->global_peak_allocated_bytes)
{
heap_stats->global_peak_allocated_bytes = heap_stats->allocated_bytes;
}
if (heap_stats->waste_bytes > heap_stats->peak_waste_bytes)
{
heap_stats->peak_waste_bytes = heap_stats->waste_bytes;
}
if (heap_stats->waste_bytes > heap_stats->global_peak_waste_bytes)
{
heap_stats->global_peak_waste_bytes = heap_stats->waste_bytes;
}
} /* jmem_heap_stat_alloc */
/**