diff --git a/src/main/java/com/googlesource/gerrit/plugins/replication/Nfs.java b/src/main/java/com/googlesource/gerrit/plugins/replication/Nfs.java
deleted file mode 100644
index 09a632d..0000000
--- a/src/main/java/com/googlesource/gerrit/plugins/replication/Nfs.java
+++ /dev/null
@@ -1,53 +0,0 @@
-// Copyright (C) 2020 The Android Open Source Project
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-// http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-package com.googlesource.gerrit.plugins.replication;
-
-import java.io.IOException;
-import java.util.Locale;
-
-/** Some NFS utilities */
-public class Nfs {
-  /**
-   * Determine if a throwable or a cause in its causal chain is a Stale NFS File Handle
-   *
-   * @return a boolean true if the throwable or a cause in its causal chain is a Stale NFS File
-   *     Handle
-   */
-  public static boolean isStaleFileHandleInCausalChain(Throwable throwable) {
-    while (throwable != null) {
-      if (throwable instanceof IOException && isStaleFileHandle((IOException) throwable)) {
-        return true;
-      }
-      throwable = throwable.getCause();
-    }
-    return false;
-  }
-
-  /**
-   * Determine if an IOException is a Stale NFS File Handle
-   *
-   * @return a boolean true if the IOException is a Stale NFS FIle Handle
-   */
-  public static boolean isStaleFileHandle(IOException ioe) {
-    String msg = ioe.getMessage();
-    return msg != null && msg.toLowerCase(Locale.ROOT).matches(".*stale .*file .*handle.*");
-  }
-
-  public static <T extends Throwable> void throwIfNotStaleFileHandle(T e) throws T {
-    if (!isStaleFileHandleInCausalChain(e)) {
-      throw e;
-    }
-  }
-}