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Add more stats for freelist use and allocations. (GH-92211)

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Mark Shannon 2022-05-03 16:40:24 -06:00 • committed by GitHub
parent e8d7661ff2
commit 836b17c9c3
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9 changed files with 43 additions and 0 deletions
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2
Python/context.c
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@ -351,6 +351,7 @@ _context_alloc(void)
state->numfree--;
ctx = state->freelist;
state->freelist = (PyContext *)ctx->ctx_weakreflist;
OBJECT_STAT_INC(from_freelist);
ctx->ctx_weakreflist = NULL;
_Py_NewReference((PyObject *)ctx);
}
@ -482,6 +483,7 @@ context_tp_dealloc(PyContext *self)
state->numfree++;
self->ctx_weakreflist = (PyObject *)state->freelist;
state->freelist = self;
OBJECT_STAT_INC(to_freelist);
}
else
#endif

5
Python/specialize.c
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@ -183,7 +183,12 @@ print_call_stats(FILE *out, CallStats *stats)
static void
print_object_stats(FILE *out, ObjectStats *stats)
{
fprintf(out, "Object allocations from freelist: %" PRIu64 "\n", stats->from_freelist);
fprintf(out, "Object frees to freelist: %" PRIu64 "\n", stats->to_freelist);
fprintf(out, "Object allocations: %" PRIu64 "\n", stats->allocations);
fprintf(out, "Object allocations to 512 bytes: %" PRIu64 "\n", stats->allocations512);
fprintf(out, "Object allocations to 4 kbytes: %" PRIu64 "\n", stats->allocations4k);
fprintf(out, "Object allocations over 4 kbytes: %" PRIu64 "\n", stats->allocations_big);
fprintf(out, "Object frees: %" PRIu64 "\n", stats->frees);
fprintf(out, "Object new values: %" PRIu64 "\n", stats->new_values);
fprintf(out, "Object materialize dict (on request): %" PRIu64 "\n", stats->dict_materialized_on_request);