From: slaren <redacted>
Date: Fri, 26 Jan 2024 17:18:26 +0000 (+0100)
Subject: ggml-alloc : add 10% margin to the buffer sizes (#5149)
X-Git-Tag: upstream/0.0.4488~2507
X-Git-Url: https://git.djapps.eu/?a=commitdiff_plain;h=15b4538ff29b280a395a1406d711497d8eaa2564;p=pkg%2Fggml%2Fsources%2Fllama.cpp

ggml-alloc : add 10% margin to the buffer sizes (#5149)
---

diff --git a/ggml-alloc.c b/ggml-alloc.c
index 60141a34..95a93c99 100644
--- a/ggml-alloc.c
+++ b/ggml-alloc.c
@@ -335,7 +335,9 @@ bool ggml_tallocr_is_measure(ggml_tallocr_t alloc) {
 }
 
 size_t ggml_tallocr_max_size(ggml_tallocr_t alloc) {
-    return alloc->max_size;
+    // FIXME: changes in the tensor sizes compared to the measure graph may cause allocations to fail
+    // to avoid this, we add a 10% margin to the buffer size
+    return alloc->max_size + alloc->max_size/10;
 }
 
 // graph allocator