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diff --git a/ioreplay/src/utils/utils.h b/ioreplay/src/utils/utils.h
deleted file mode 100644
index 3e86865..0000000
--- a/ioreplay/src/utils/utils.h
+++ /dev/null
@@ -1,174 +0,0 @@
-// Copyright 2018 Mimecast Ltd.
-//
-// 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.
-
-#ifndef UTILS_H
-#define UTILS_H
-
-// For asprintf in stdio.h
-#define _GNU_SOURCE
-
-#include <assert.h>
-#include <ctype.h>
-#include <dirent.h>
-#include <errno.h>
-#include <fcntl.h>
-#include <libgen.h>
-#include <linux/types.h>
-#include <linux/unistd.h>
-#include <pthread.h>
-#include <pwd.h>
-#include <stdbool.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/mman.h>
-#include <sys/stat.h>
-#include <sys/time.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <time.h>
-#include <unistd.h>
-
-#include "../macros.h"
-#include "../defaults.h"
-
-/**
- * @brief Check whether allocated memory is not NULL
- *
- * This function is used in conjunction with malloc() and co. It
- * introduces an extra sanity check whether the memory could be
- * allocated successfully or not. If not it will print out a error
- * message stating the position in the source code where the memory
- * allocation failed!
- *
- * @param p The pointer being checked
- * @param file The source file name the memory was allocated in
- * @param line The source line number the memory was allocated at
- * @param count The amount of memory being allocated
- * @return The pointer to the allocated memory
- */
-void* notnull(void *p, char *file, int line, int count);
-
-/**
- * @brief Check whether opened file handle is not NULL
- *
- * This function is used in conjunction with fopen(). It
- * introduces an extra sanity check whether the file could be
- * opened successfully or not. If not it will print out a error
- * message stating the position in the source code where the open
- * failed!
- *
- * @param fd The fd stream to be checked.
- * @param path The file path opened
- * @param file The source file name
- * @param line The source line number
- * @return The pointer to the allocated memory
- */
-FILE* fnotnull(FILE *fd, const char *path, char *file, int line);
-
-/**
- * @brief Check whether allocated memory via mmap is not null
- *
- * This function is used in conjunction with mmap() and co. It
- * introduces an extra sanity check whether the memory could be
- * allocated successfully or not. If not it will print out a error
- * message stating the position in the source code where the memory
- * allocation failed!
- *
- * @param addr The pointer being checked
- * @param file The source file name the memory was allocated in
- * @param line The source line number the memory was allocated at
- * @return The pointer to the allocated memory
- */
-void* mmapok(void *addr, char *file, int line);
-
-/**
- * @brief A version of strtok_r supporting multi char delims
- *
- * @param str The input string
- * @param delim The multi-char delimiter
- * @param saveptr A temp storage location
- * @return The next match if != NULL
- */
-char* strtok2_r(char *str, char *delim, char **saveptr);
-
-/**
- * @brief Replaces a character with another one in a string
- *
- * @param str The input string
- * @param replace The character to be replaced
- * @param with The character to replace with
- */
-void chreplace(char *str, char replace, char with);
-
-/**
- * @brief Removes quotes from a string
- *
- * @param str The input sting
- */
-void strunquote(char *str);
-
-/**
- * @brief Set rlimits and drop root privileges
- *
- * This function firsts sets the user resource limits to SET_RLIMIT_NOFILE and
- * SET_RLIMIT_NPROC and then attempts to drop the root user to the specified
- * one.
- *
- * @param user The user to switch to
- */
-void set_limits_drop_root(const char *user);
-
-/**
- * @brief Retrieve current 1 min Linux load average
- *
- * @param readbuf The buffer to store the load average as a string
- */
-void get_loadavg_s(char *readbuf);
-
-/**
- * @brief Retrieve current 1 min Linux load average
- *
- * This function is not thread safe!
- *
- * @return The 1 minute load average of the system
- */
-double get_loadavg();
-
-/**
- * @brief Check whether a string represents a number
- *
- * @param str The input string
- * @return true if all characters of the input string are a digits
- */
-bool is_number(char *str);
-
-/**
- * @brief Wrapper around pthread_create
- *
- * The wrapper also checks whether the thread has been created successfully
- * or not! It will exit the process if not.
- *
- * @param thread The POSIX thread variable
- * @param cb The threadss start callback routine
- * @param data A data pointer passed to the thread.
- */
-void start_pthread(pthread_t *thread, void*(*cb)(void*), void *data);
-
-/**
- * @brief Testing various of the utilities
- */
-void utils_test(void);
-
-#endif // UTILS_H