From f5b917df943c9ee40b801866f4c14b97bec549b3 Mon Sep 17 00:00:00 2001
From: Nick <gurinderu@gmail.com>
Date: Fri, 8 Mar 2024 15:56:36 +0300
Subject: [PATCH 1/2] fix

---
 crates/server-config/src/defaults.rs    | 12 ++++++++++++
 crates/server-config/src/node_config.rs |  1 +
 2 files changed, 13 insertions(+)

diff --git a/crates/server-config/src/defaults.rs b/crates/server-config/src/defaults.rs
index 219bcb2954..3b9c4e7ec8 100644
--- a/crates/server-config/src/defaults.rs
+++ b/crates/server-config/src/defaults.rs
@@ -19,6 +19,7 @@ use std::net::IpAddr;
 use std::path::{Path, PathBuf};
 use std::time::Duration;
 
+use core_manager::CoreRange;
 use libp2p::core::Multiaddr;
 use libp2p::identity::ed25519::Keypair;
 use libp2p::identity::PublicKey;
@@ -70,6 +71,17 @@ pub fn default_system_cpu_count() -> usize {
     }
 }
 
+pub fn default_cpus_range() -> Option<CoreRange> {
+    let total = num_cpus::get_physical();
+    let left = match total {
+        c if c > 32 => 3,
+        c if c > 16 => 2,
+        c if c > 8 => 1,
+        _ => 0,
+    };
+    Some(CoreRange::try_from(Vec::from_iter(left..total).as_slice()).expect("Cpu range can't be empty"))
+}
+
 pub fn default_websocket_port() -> u16 {
     9999
 }
diff --git a/crates/server-config/src/node_config.rs b/crates/server-config/src/node_config.rs
index 16de19bbc4..43c945ea61 100644
--- a/crates/server-config/src/node_config.rs
+++ b/crates/server-config/src/node_config.rs
@@ -33,6 +33,7 @@ use super::defaults::*;
 #[derive(Clone, Deserialize, Serialize, Derivative)]
 #[derivative(Debug)]
 pub struct UnresolvedNodeConfig {
+    #[serde(default = "default_cpus_range")]
     pub cpus_range: Option<CoreRange>,
 
     #[serde(default = "default_system_cpu_count")]

From 9596caa359a32652503fbe124404c81a45abca69 Mon Sep 17 00:00:00 2001
From: Nick <gurinderu@gmail.com>
Date: Fri, 8 Mar 2024 16:07:00 +0300
Subject: [PATCH 2/2] fix fmt

---
 crates/server-config/src/defaults.rs | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/crates/server-config/src/defaults.rs b/crates/server-config/src/defaults.rs
index 3b9c4e7ec8..b4af92e3cf 100644
--- a/crates/server-config/src/defaults.rs
+++ b/crates/server-config/src/defaults.rs
@@ -79,7 +79,10 @@ pub fn default_cpus_range() -> Option<CoreRange> {
         c if c > 8 => 1,
         _ => 0,
     };
-    Some(CoreRange::try_from(Vec::from_iter(left..total).as_slice()).expect("Cpu range can't be empty"))
+    Some(
+        CoreRange::try_from(Vec::from_iter(left..total).as_slice())
+            .expect("Cpu range can't be empty"),
+    )
 }
 
 pub fn default_websocket_port() -> u16 {