diff --git a/substrate/Cargo.lock b/substrate/Cargo.lock
index c4046197a3..9463f4b66c 100644
--- a/substrate/Cargo.lock
+++ b/substrate/Cargo.lock
@@ -738,6 +738,11 @@ dependencies = [
  "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "doc-comment"
+version = "0.3.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "ed25519-dalek"
 version = "1.0.0-pre.1"
@@ -4532,7 +4537,7 @@ dependencies = [
  "substrate-telemetry 2.0.0",
  "substrate-test-runtime-client 2.0.0",
  "substrate-transaction-pool 2.0.0",
- "sysinfo 0.8.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sysinfo 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-timer 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -4744,10 +4749,11 @@ dependencies = [
 
 [[package]]
 name = "sysinfo"
-version = "0.8.5"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "doc-comment 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
  "rayon 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -5756,6 +5762,7 @@ dependencies = [
 "checksum digest 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "e5b29bf156f3f4b3c4f610a25ff69370616ae6e0657d416de22645483e72af0a"
 "checksum digest 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "05f47366984d3ad862010e22c7ce81a7dbcaebbdfb37241a620f8b6596ee135c"
 "checksum dns-parser 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c4d33be9473d06f75f58220f71f7a9317aca647dc061dbd3c361b0bef505fbea"
+"checksum doc-comment 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)" = "923dea538cea0aa3025e8685b20d6ee21ef99c4f77e954a30febbaac5ec73a97"
 "checksum ed25519-dalek 1.0.0-pre.1 (registry+https://github.com/rust-lang/crates.io-index)" = "81956bcf7ef761fb4e1d88de3fa181358a0d26cbcb9755b587a08f9119824b86"
 "checksum either 1.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "5527cfe0d098f36e3f8839852688e63c8fff1c90b2b405aef730615f9a7bcf7b"
 "checksum elastic-array 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "073be79b6538296faf81c631872676600616073817dd9a440c477ad09b408983"
@@ -6022,7 +6029,7 @@ dependencies = [
 "checksum subtle 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "01dca13cf6c3b179864ab3292bd794e757618d35a7766b7c46050c614ba00829"
 "checksum syn 0.15.35 (registry+https://github.com/rust-lang/crates.io-index)" = "641e117d55514d6d918490e47102f7e08d096fdde360247e4a10f7a91a8478d3"
 "checksum synstructure 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)" = "02353edf96d6e4dc81aea2d8490a7e9db177bf8acb0e951c24940bf866cb313f"
-"checksum sysinfo 0.8.5 (registry+https://github.com/rust-lang/crates.io-index)" = "1cf62641ed7e88e20242b948d17b9fcc37e80b5599cf09cde190d6d4bb4bf289"
+"checksum sysinfo 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c3e2cab189e59f72710e3dd5e1e0d5be0f6c5c999c326f2fdcdf3bf4483ec9fd"
 "checksum target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c63f48baada5c52e65a29eef93ab4f8982681b67f9e8d29c7b05abcfec2b9ffe"
 "checksum tempdir 0.3.7 (registry+https://github.com/rust-lang/crates.io-index)" = "15f2b5fb00ccdf689e0149d1b1b3c03fead81c2b37735d812fa8bddbbf41b6d8"
 "checksum tempfile 3.0.8 (registry+https://github.com/rust-lang/crates.io-index)" = "7dc4738f2e68ed2855de5ac9cdbe05c9216773ecde4739b2f095002ab03a13ef"
diff --git a/substrate/core/service/Cargo.toml b/substrate/core/service/Cargo.toml
index 494ec0edef..392373cc18 100644
--- a/substrate/core/service/Cargo.toml
+++ b/substrate/core/service/Cargo.toml
@@ -16,7 +16,7 @@ tokio-timer = "0.2"
 exit-future = "0.1"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
-sysinfo = "0.8.0"
+sysinfo = "0.9.0"
 target_info = "0.1"
 keystore = { package = "substrate-keystore", path = "../../core/keystore" }
 sr-io = { path = "../../core/sr-io" }
diff --git a/substrate/core/service/src/lib.rs b/substrate/core/service/src/lib.rs
index b4557343dc..4e6fb35508 100644
--- a/substrate/core/service/src/lib.rs
+++ b/substrate/core/service/src/lib.rs
@@ -340,7 +340,7 @@ impl<Components: components::Components> Service<Components> {
 		let client_ = client.clone();
 		let network_ = network.clone();
 		let mut sys = System::new();
-		let self_pid = get_current_pid();
+		let self_pid = get_current_pid().ok();
 		let (netstat_tx, netstat_rx) = mpsc::unbounded();
 		network_status_sinks.lock().push(netstat_tx);
 		let tel_task = netstat_rx.for_each(move |net_status| {
@@ -361,9 +361,12 @@ impl<Components: components::Components> Service<Components> {
 			};
 
 			// get cpu usage and memory usage of this process
-			let (cpu_usage, memory) = if sys.refresh_process(self_pid) {
-				let proc = sys.get_process(self_pid).expect("Above refresh_process succeeds, this should be Some(), qed");
-				(proc.cpu_usage(), proc.memory())
+			let (cpu_usage, memory) = if let Some(self_pid) = self_pid {
+				if sys.refresh_process(self_pid) {
+					let proc = sys.get_process(self_pid)
+						.expect("Above refresh_process succeeds, this should be Some(), qed");
+					(proc.cpu_usage(), proc.memory())
+				} else { (0.0, 0) }
 			} else { (0.0, 0) };
 
 			let network_state = network_.network_state();