Fall back to libibverbs.so.1 (#1985)

apache · Nov 10, 2022 · 2a00420 · 2a00420
1 parent cc629b6
commit 2a00420
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diff --git a/docs/cn/rdma.md b/docs/cn/rdma.md
@@ -24,9 +24,9 @@ make
 使用bazel:
 ```bash
 # Server
-bazel build example:rdma_performance_server
+bazel build --define=BRPC_WITH_RDMA=true example:rdma_performance_server
 # Client
-bazel build example:rdma_performance_client
+bazel build --define=BRPC_WITH_RDMA=true example:rdma_performance_client
 ```
 
 # 基本实现

diff --git a/docs/en/rdma.md b/docs/en/rdma.md
@@ -24,9 +24,9 @@ make
 With bazel:
 ```bash
 # Server
-bazel build example:rdma_performance_server
+bazel build --define=BRPC_WITH_RDMA=true example:rdma_performance_server
 # Client
-bazel build example:rdma_performance_client
+bazel build --define=BRPC_WITH_RDMA=true example:rdma_performance_client
 ```
 
 # Basic Implementation

diff --git a/src/brpc/rdma/rdma_helper.cpp b/src/brpc/rdma/rdma_helper.cpp
@@ -326,8 +326,14 @@ static void OnRdmaAsyncEvent(Socket* m) {
 static int ReadRdmaDynamicLib() {
     g_handle_ibverbs = dlopen("libibverbs.so", RTLD_LAZY);
     if (!g_handle_ibverbs) {
-        LOG(ERROR) << "Fail to load libibverbs.so due to " << dlerror();
-        return -1;
+        LOG(WARNING) << "Failed to load libibverbs.so " << dlerror() << " try libibverbs.so.1";
+        // Clear existing error
+        dlerror();
+        g_handle_ibverbs = dlopen("libibverbs.so.1", RTLD_LAZY);
+        if (!g_handle_ibverbs) {
+            LOG(ERROR) << "Fail to load libibverbs.so.1 due to " << dlerror();
+            return -1;
+        }
     }
 
     LoadSymbol(g_handle_ibverbs, IbvGetDeviceList, "ibv_get_device_list");