diff --git a/makefile b/makefile
index e0363f5aa..03524b852 100644
--- a/makefile
+++ b/makefile
@@ -1,13 +1,14 @@
 #
-# OUTPUT PATHS
+# variables shared by all child make process
 #
-PREFIX          ?= /usr/local
-QBIN_DIR        ?= $(PREFIX)/bin
-QCONFIG_DIR     ?= /etc/quark
-QLOG_DIR        ?= /var/log/quark
-
+export PREFIX          ?= /usr/local
+export QBIN_DIR        ?= $(PREFIX)/bin
+export QCONFIG_DIR     ?= /etc/quark
+export QLOG_DIR        ?= /var/log/quark
+export ARCH            ?= ${shell uname -m}
+export RUST_TOOLCHAIN  = nightly-2023-12-11-$(ARCH)-unknown-linux-gnu
 #
-# BUILD PATHS
+# BUILD PATHS, used by this make process only
 #
 QKERNEL_BUILD   = build
 QTARGET_RELEASE = target/release
@@ -18,10 +19,6 @@ QUARK_DEBUG     = $(QTARGET_DEBUG)/quark
 QUARK_RELEASE   = $(QTARGET_RELEASE)/quark
 VDSO            = vdso/vdso.so
 
-ARCH := ${shell uname -m}
-RUST_TOOLCHAIN  = nightly-2023-12-11-$(ARCH)-unknown-linux-gnu
-
-
 .PHONY: all release debug clean install qvisor_release qvisor_debug cuda_make cuda_all cleanall
 
 all:: release debug
@@ -33,16 +30,16 @@ release:: qvisor_release qkernel_release $(VDSO)
 debug:: qvisor_debug qkernel_debug $(VDSO)
 
 qvisor_release:
-	make -C ./qvisor TOOLCHAIN=$(RUST_TOOLCHAIN) release
+	make -C ./qvisor release
 
 qkernel_release:
-	make -C ./qkernel TOOLCHAIN=$(RUST_TOOLCHAIN) release
+	make -C ./qkernel release
 
 qvisor_debug:
-	make -C ./qvisor TOOLCHAIN=$(RUST_TOOLCHAIN) debug
+	make -C ./qvisor debug
 
 qkernel_debug:
-	make -C ./qkernel TOOLCHAIN=$(RUST_TOOLCHAIN) debug
+	make -C ./qkernel debug
 
 $(VDSO):
 	make -C ./vdso
@@ -65,21 +62,21 @@ cuda_release:: qvisor_cuda_release qkernel_release cuda_make
 cuda_debug:: qvisor_cuda_debug qkernel_debug cuda_make
 
 qvisor_cuda_release:
-	make -C ./qvisor TOOLCHAIN=$(RUST_TOOLCHAIN) cuda_release
+	make -C ./qvisor cuda_release
 
 qvisor_cuda_debug:
-	make -C ./qvisor TOOLCHAIN=$(RUST_TOOLCHAIN) cuda_debug
+	make -C ./qvisor cuda_debug
 
 install:
-	-sudo cp -f $(QKERNEL_RELEASE) $(QBIN_DIR)/
-	-sudo cp -f $(QUARK_RELEASE) $(QBIN_DIR)/quark
-	-sudo cp -f $(QUARK_RELEASE) $(QBIN_DIR)/containerd-shim-quark-v1
-	-sudo cp -f $(QKERNEL_DEBUG) $(QBIN_DIR)/
-	-sudo cp -f $(QUARK_DEBUG) $(QBIN_DIR)/quark_d
-	-sudo cp -f $(QUARK_DEBUG) $(QBIN_DIR)/containerd-shim-quarkd-v1
-	sudo cp -f $(VDSO) $(QBIN_DIR)/vdso.so
-	sudo mkdir -p $(QCONFIG_DIR)
-	sudo cp -f config.json $(QCONFIG_DIR)
+	-cp -f $(QKERNEL_RELEASE) $(QBIN_DIR)/
+	-cp -f $(QUARK_RELEASE) $(QBIN_DIR)/quark
+	-cp -f $(QUARK_RELEASE) $(QBIN_DIR)/containerd-shim-quark-v1
+	-cp -f $(QKERNEL_DEBUG) $(QBIN_DIR)/
+	-cp -f $(QUARK_DEBUG) $(QBIN_DIR)/quark_d
+	-cp -f $(QUARK_DEBUG) $(QBIN_DIR)/containerd-shim-quarkd-v1
+	cp -f $(VDSO) $(QBIN_DIR)/vdso.so
+	mkdir -p $(QCONFIG_DIR)
+	cp -f config.json $(QCONFIG_DIR)
 
 cuda_make:
 	make -C cudaproxy release
diff --git a/qkernel/makefile b/qkernel/makefile
index a373eef84..5eb2e3f76 100644
--- a/qkernel/makefile
+++ b/qkernel/makefile
@@ -25,10 +25,10 @@ $(kernel_debug): kernel_debug $(assembly_object_files)
 		$(assembly_object_files) $(qkernel_debug)
 
 kernel:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) xbuild --target $(arch)-qkernel.json --release
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) xbuild --target $(arch)-qkernel.json --release
 
 kernel_debug:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) xbuild --target $(arch)-qkernel.json
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) xbuild --target $(arch)-qkernel.json
 
 ../build/arch/$(arch)/%.o: src/qlib/kernel/arch/$(arch)/%.s
 	@mkdir -p $(shell dirname $@)
diff --git a/qvisor/Cargo.lock b/qvisor/Cargo.lock
index 0173f2789..919e87b58 100644
--- a/qvisor/Cargo.lock
+++ b/qvisor/Cargo.lock
@@ -203,6 +203,26 @@ dependencies = [
  "thiserror",
 ]
 
+[[package]]
+name = "const_format"
+version = "0.2.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e3a214c7af3d04997541b18d432afaff4c455e79e2029079647e72fc2bd27673"
+dependencies = [
+ "const_format_proc_macros",
+]
+
+[[package]]
+name = "const_format_proc_macros"
+version = "0.2.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f6ff08fd20f4f299298a28e2dfa8a8ba1036e6cd2460ac1de7b425d76f2500"
+dependencies = [
+ "proc-macro2",
+ "quote 1.0.15",
+ "unicode-xid 0.2.2",
+]
+
 [[package]]
 name = "containerd-shim"
 version = "0.3.0"
@@ -976,6 +996,7 @@ dependencies = [
  "caps",
  "chrono",
  "clap",
+ "const_format",
  "containerd-shim",
  "core_affinity",
  "crossbeam-queue",
diff --git a/qvisor/Cargo.toml b/qvisor/Cargo.toml
index 3fc39df93..97e704c45 100644
--- a/qvisor/Cargo.toml
+++ b/qvisor/Cargo.toml
@@ -58,6 +58,7 @@ rcublas-sys = { version = "0.5.0", optional = true }
 cuda11-cublasLt-sys = { version = "0.3.0", optional = true }
 libelf = { version = "0.1.0", optional = true }
 io-uring = "0.6.3"
+const_format = "0.2.32"
 
 [features]
 cuda = ["cuda-driver-sys", "cuda-runtime-sys", "libelf", "rcublas-sys", "cuda11-cublasLt-sys"]
diff --git a/qvisor/makefile b/qvisor/makefile
index 266736422..cc748ab5d 100644
--- a/qvisor/makefile
+++ b/qvisor/makefile
@@ -1,13 +1,13 @@
 .PHONY: debug release cuda_debug cuda_release
 
 debug:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) build
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) build
 
 release:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) build --release
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) build --release
 
 cuda_debug:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) build --features cuda
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) build --features cuda
 
 cuda_release:
-	CARGO_TARGET_DIR=../target cargo +$(TOOLCHAIN) build --release --features cuda
+	CARGO_TARGET_DIR=../target cargo +$(RUST_TOOLCHAIN) build --release --features cuda
diff --git a/qvisor/src/main.rs b/qvisor/src/main.rs
index 4ab96d59d..66136cc55 100644
--- a/qvisor/src/main.rs
+++ b/qvisor/src/main.rs
@@ -61,6 +61,8 @@ extern crate regex;
 extern crate simplelog;
 extern crate spin;
 extern crate tabwriter;
+#[macro_use]
+extern crate const_format;
 
 #[macro_use]
 pub mod print;
@@ -169,8 +171,6 @@ lazy_static! {
     );
 }
 
-pub const LOG_FILE: &'static str = "/var/log/quark/quark.log";
-
 pub fn InitSingleton() {
     self::qlib::InitSingleton();
 }
diff --git a/qvisor/src/print.rs b/qvisor/src/print.rs
index e78c17e13..1fc7e820a 100644
--- a/qvisor/src/print.rs
+++ b/qvisor/src/print.rs
@@ -43,9 +43,14 @@ pub fn SetSyncPrint(syncPrint: bool) {
     LOG.SetSyncPrint(syncPrint);
 }
 
-pub const LOG_FILE_DEFAULT: &str = "/var/log/quark/quark.log";
-pub const RAWLOG_FILE_DEFAULT: &str = "/var/log/quark/raw.log";
-pub const LOG_FILE_FORMAT: &str = "/var/log/quark/{}.log";
+
+pub const LOG_DIR: &str = match option_env!("QLOG_DIR") {
+    Some(s) => s,
+    None => "/var/log/quark"
+};
+pub const LOG_FILE_DEFAULT: &str = concatcp!(LOG_DIR, "/quark.log");
+pub const RAWLOG_FILE_DEFAULT: &str = concatcp!(LOG_DIR, "/raw.log");
+pub const LOG_FILE_FORMAT: &str = concatcp!(LOG_DIR, "/{}.log");
 pub const TIME_FORMAT: &str = "%H:%M:%S%.3f";
 
 pub const MEMORY_LEAK_LOG: bool = false;
diff --git a/qvisor/src/runc/cmd/cmd.rs b/qvisor/src/runc/cmd/cmd.rs
index fc88d694c..2778cb3ae 100644
--- a/qvisor/src/runc/cmd/cmd.rs
+++ b/qvisor/src/runc/cmd/cmd.rs
@@ -76,7 +76,11 @@ impl CmdCmd {
 }
 
 impl Config {
-    pub const CONFIG_FILE: &'static str = "/etc/quark/config.json";
+    pub const CONFIG_DIR: &'static str = match option_env!("QCONFIG_DIR") {
+        Some(s) => s,
+        None => "/etc/quark"
+    };
+    pub const CONFIG_FILE: &'static str = concatcp!(Config::CONFIG_DIR, "/config.json");
 
     // if the config file exist, load file and return true; otherwise return false
     pub fn Load(&mut self) -> bool {
diff --git a/qvisor/src/runc/runtime/vm.rs b/qvisor/src/runc/runtime/vm.rs
index 49ad4c3ab..09f5016f8 100644
--- a/qvisor/src/runc/runtime/vm.rs
+++ b/qvisor/src/runc/runtime/vm.rs
@@ -166,13 +166,15 @@ impl VirtualMachine {
         );
     }
 
+    pub const QUARK_BIN_DIR: &'static str = match option_env!("QBIN_DIR") {
+        Some(s) => s,
+        None => "/usr/local/bin"
+    };
+    pub const VDSO_PATH: &'static str = concatcp!(VirtualMachine::QUARK_BIN_DIR, "/vdso.so");
     #[cfg(debug_assertions)]
-    pub const KERNEL_IMAGE: &'static str = "/usr/local/bin/qkernel_d.bin";
-
+    pub const KERNEL_IMAGE: &'static str = concatcp!(VirtualMachine::QUARK_BIN_DIR, "/qkernel_d.bin");
     #[cfg(not(debug_assertions))]
-    pub const KERNEL_IMAGE: &'static str = "/usr/local/bin/qkernel.bin";
-
-    pub const VDSO_PATH: &'static str = "/usr/local/bin/vdso.so";
+    pub const KERNEL_IMAGE: &'static str = concatcp!(VirtualMachine::QUARK_BIN_DIR, "/qkernel.bin");
 
     pub fn InitShareSpace(
         cpuCount: usize,