From 1055fd6752d7c034fbaa5e15b89acb8797f1d365 Mon Sep 17 00:00:00 2001
From: Paul Hauner <paul@paulhauner.com>
Date: Fri, 22 Nov 2019 15:43:43 +1100
Subject: [PATCH] Use par_iter for keypair generation

---
 account_manager/Cargo.toml | 1 +
 account_manager/src/lib.rs | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/account_manager/Cargo.toml b/account_manager/Cargo.toml
index efbf9beb00..42859a6c78 100644
--- a/account_manager/Cargo.toml
+++ b/account_manager/Cargo.toml
@@ -22,3 +22,4 @@ eth2_ssz = { path = "../eth2/utils/ssz" }
 eth2_ssz_derive = { path = "../eth2/utils/ssz_derive" }
 hex = "0.4"
 validator_client = { path = "../validator_client" }
+rayon = "1.2.0"
diff --git a/account_manager/src/lib.rs b/account_manager/src/lib.rs
index 0d0db31edd..5b43e53b3b 100644
--- a/account_manager/src/lib.rs
+++ b/account_manager/src/lib.rs
@@ -2,6 +2,7 @@ mod cli;
 
 use clap::ArgMatches;
 use environment::RuntimeContext;
+use rayon::prelude::*;
 use slog::{crit, info};
 use std::fs;
 use std::path::PathBuf;
@@ -128,7 +129,7 @@ fn make_validators(
     spec: ChainSpec,
 ) -> Result<Vec<ValidatorDirectory>, String> {
     methods
-        .iter()
+        .par_iter()
         .map(|method| {
             let mut builder = ValidatorDirectoryBuilder::default()
                 .spec(spec.clone())