diff --git a/platform/util/src/com/intellij/execution/process/ProcessIOExecutorService.java b/platform/util/src/com/intellij/execution/process/ProcessIOExecutorService.java
index fbeb01979199..e99c6d48c976 100644
--- a/platform/util/src/com/intellij/execution/process/ProcessIOExecutorService.java
+++ b/platform/util/src/com/intellij/execution/process/ProcessIOExecutorService.java
@@ -19,14 +19,8 @@ public class ProcessIOExecutorService extends ThreadPoolExecutor {
   public static final String POOLED_THREAD_PREFIX = "Process I/O pool ";
   public static final ProcessIOExecutorService INSTANCE = new ProcessIOExecutorService();
 
-  /**
-   * 3 for each process: ProcessWaitFor + 2 x BaseDataReader (stdout and stderr)
-   * Allow for at least 2 processes: fsnotifier and external build/VCS/run configuration
-   */
-  private static final int CORE_POOL_SIZE = 3 * 3;
-
   private ProcessIOExecutorService() {
-    super(CORE_POOL_SIZE, Integer.MAX_VALUE, 1, TimeUnit.MINUTES, new SynchronousQueue<Runnable>(), new ThreadFactory() {
+    super(1, Integer.MAX_VALUE, 1, TimeUnit.MINUTES, new SynchronousQueue<Runnable>(), new ThreadFactory() {
       private final AtomicInteger counter = new AtomicInteger();
       @NotNull
       @Override
diff --git a/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java b/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
index b8028bab7db0..e5ccfab8cc39 100644
--- a/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
+++ b/platform/util/src/com/intellij/execution/process/ProcessWaitFor.java
@@ -41,7 +41,7 @@ public class ProcessWaitFor {
       public void run() {
         String oldThreadName = Thread.currentThread().getName();
         if (!StringUtil.isEmptyOrSpaces(presentableName)) {
-          Thread.currentThread().setName(oldThreadName + ": " + StringUtil.first("ProcessWaitFor: " + presentableName, 120, true));
+          Thread.currentThread().setName(StringUtil.first("ProcessWaitFor: " + presentableName, 120, true));
         }
         int exitCode = 0;
         try {
diff --git a/platform/util/src/com/intellij/util/io/BaseDataReader.java b/platform/util/src/com/intellij/util/io/BaseDataReader.java
index 30e630e0da88..f5ac7007a72d 100644
--- a/platform/util/src/com/intellij/util/io/BaseDataReader.java
+++ b/platform/util/src/com/intellij/util/io/BaseDataReader.java
@@ -55,7 +55,7 @@ public abstract class BaseDataReader {
         public void run() {
           String oldThreadName = Thread.currentThread().getName();
           if (!StringUtil.isEmptyOrSpaces(presentableName)) {
-            Thread.currentThread().setName(oldThreadName + ": " + StringUtil.first("BaseDataReader: " + presentableName, 120, true));
+            Thread.currentThread().setName(StringUtil.first("BaseDataReader: " + presentableName, 120, true));
           }
           try {
             doRun();