usm: sharedlibraries: Change BPF_LRU_MAP to BPF_HASH_MAP (#32180)

DataDog · Dec 15, 2024 · 6f5f2b0 · 6f5f2b0
1 parent cfea906
commit 6f5f2b0
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/pkg/network/ebpf/c/shared-libraries/maps.h b/pkg/network/ebpf/c/shared-libraries/maps.h
@@ -4,7 +4,9 @@
 #include "shared-libraries/types.h"
 #include "map-defs.h"
 
-BPF_LRU_MAP(open_at_args, __u64, lib_path_t, 1024)
+// This map is used with 3 different probes, each can be called up to 1024 times each.
+// Thus we need to have a map that can store 1024*3 entries. I'm using a larger map to be safe.
+BPF_HASH_MAP(open_at_args, __u64, lib_path_t, 10240)
 
 /*
  * These maps are used for notifying userspace of a shared library being loaded