From ff23f801c5fbb67d42b70c4ba0ba28ae2a7d31ae Mon Sep 17 00:00:00 2001
From: Craig Tiller <ctiller@google.com>
Date: Tue, 14 Mar 2017 07:50:56 -0700
Subject: [PATCH] Fix crash
---
test/cpp/microbenchmarks/bm_arena.cc | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/test/cpp/microbenchmarks/bm_arena.cc b/test/cpp/microbenchmarks/bm_arena.cc
index 33e073f749..770c0b6d47 100644
--- a/test/cpp/microbenchmarks/bm_arena.cc
+++ b/test/cpp/microbenchmarks/bm_arena.cc
@@ -48,8 +48,15 @@ BENCHMARK(BM_Arena_NoOp)->Range(1, 1024 * 1024);
static void BM_Arena_ManyAlloc(benchmark::State& state) {
gpr_arena* a = gpr_arena_create(state.range(0));
+ const size_t realloc_after =
+ 1024 * 1024 * 1024 / ((state.range(1) + 15) & 0xffffff0u);
while (state.KeepRunning()) {
gpr_arena_alloc(a, state.range(1));
+ // periodically recreate arena to avoid OOM
+ if (state.iterations() % realloc_after == 0) {
+ gpr_arena_destroy(a);
+ a = gpr_arena_create(state.range(0));
+ }
}
gpr_arena_destroy(a);
}
--
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