diff --git a/src/main/hdr-histogram/hdr_thread.c b/src/main/hdr-histogram/hdr_thread.c
index 262a29b..fc59b90 100644
--- a/src/main/hdr-histogram/hdr_thread.c
+++ b/src/main/hdr-histogram/hdr_thread.c
@@ -30,7 +30,7 @@ void hdr_mutex_free(struct hdr_mutex* mutex)
 #endif
 
 #include <windows.h>
-#include <WinSock2.h>
+#include <winsock2.h>
 
 int hdr_mutex_init(struct hdr_mutex* mutex)
 {
diff --git a/src/main/iidxhook-util/log-server.c b/src/main/iidxhook-util/log-server.c
index 1a7f687..cc866d2 100644
--- a/src/main/iidxhook-util/log-server.c
+++ b/src/main/iidxhook-util/log-server.c
@@ -116,15 +116,17 @@ static int log_thread_proc(void *ctx)
 static void
 log_post(char level, const char *module, const char *fmt, va_list ap)
 {
-    if (WaitForSingleObject(log_rv_producer, INFINITE)) {
-        return;
-    }
+    // TODO test if this addresses performance issues and stuttering
+    // TODO measure time how long waiting takes here?
+    // if (WaitForSingleObject(log_rv_producer, INFINITE)) {
+    //     return;
+    // }
 
-    log_rv_level = level;
-    log_rv_module = module;
-    str_vformat(log_rv_buffer, sizeof(log_rv_buffer), fmt, ap);
+    // log_rv_level = level;
+    // log_rv_module = module;
+    // str_vformat(log_rv_buffer, sizeof(log_rv_buffer), fmt, ap);
 
-    ReleaseSemaphore(log_rv_consumer, 1, NULL);
+    // ReleaseSemaphore(log_rv_consumer, 1, NULL);
 }
 
 #define LOG_POST_IMPL(name, level)                             \
diff --git a/src/main/iidxhook1/dllmain.c b/src/main/iidxhook1/dllmain.c
index a3a4a35..69f0029 100644
--- a/src/main/iidxhook1/dllmain.c
+++ b/src/main/iidxhook1/dllmain.c
@@ -261,7 +261,8 @@ skip:
 BOOL WINAPI DllMain(HMODULE mod, DWORD reason, void *ctx)
 {
     if (reason == DLL_PROCESS_ATTACH) {
-        log_to_writer(log_writer_debug, NULL);
+        // TODO switched to null writer to see if it addresses performance issues
+        log_to_writer(log_writer_null, NULL);
 
         /* Bootstrap hook for further init tasks (see above) */
 
diff --git a/src/main/iidxhook2/dllmain.c b/src/main/iidxhook2/dllmain.c
index 25a76ed..85e8808 100644
--- a/src/main/iidxhook2/dllmain.c
+++ b/src/main/iidxhook2/dllmain.c
@@ -254,7 +254,8 @@ skip:
 BOOL WINAPI DllMain(HMODULE mod, DWORD reason, void *ctx)
 {
     if (reason == DLL_PROCESS_ATTACH) {
-        log_to_writer(log_writer_debug, NULL);
+        // TODO switched to null writer to see if it addresses performance issues
+        log_to_writer(log_writer_null, NULL);
 
         /* Bootstrap hook for further init tasks (see above) */
 
diff --git a/src/main/iidxhook3/dllmain.c b/src/main/iidxhook3/dllmain.c
index b2e0e41..f00ba6f 100644
--- a/src/main/iidxhook3/dllmain.c
+++ b/src/main/iidxhook3/dllmain.c
@@ -246,7 +246,8 @@ skip:
 BOOL WINAPI DllMain(HMODULE mod, DWORD reason, void *ctx)
 {
     if (reason == DLL_PROCESS_ATTACH) {
-        log_to_writer(log_writer_debug, NULL);
+        // TODO switched to null writer to see if it addresses performance issues
+        log_to_writer(log_writer_null, NULL);
 
         /* Bootstrap hook for further init tasks (see above) */
 
diff --git a/src/main/iidxio-perf/Module.mk b/src/main/iidxio-perf/Module.mk
index 7df509f..fdb36fa 100644
--- a/src/main/iidxio-perf/Module.mk
+++ b/src/main/iidxio-perf/Module.mk
@@ -1,6 +1,7 @@
 dlls                += iidxio-perf
 
 ldflags_iidxio-perf      := \
+    -lws2_32
 
 libs_iidxio-perf         := \
     hdr-histogram \