diff --git a/packages/backend-rs/src/init/system_info.rs b/packages/backend-rs/src/init/system_info.rs
index 4fb6e3a21f..dc5b9b8aa9 100644
--- a/packages/backend-rs/src/init/system_info.rs
+++ b/packages/backend-rs/src/init/system_info.rs
@@ -3,15 +3,15 @@ use sysinfo::System;
 
 pub type SysinfoPoisonError = PoisonError<MutexGuard<'static, System>>;
 
-// TODO: handle this in a more proper way when we move the entry point to backend-rs
-pub fn system() -> Result<MutexGuard<'static, System>, SysinfoPoisonError> {
-    pub static SYSTEM: OnceLock<Mutex<System>> = OnceLock::new();
-    SYSTEM.get_or_init(|| Mutex::new(System::new_all())).lock()
+static SYSTEM_INFO: OnceLock<Mutex<System>> = OnceLock::new();
+
+pub fn system_info() -> &'static std::sync::Mutex<sysinfo::System> {
+    SYSTEM_INFO.get_or_init(|| Mutex::new(System::new_all()))
 }
 
 #[crate::export]
 pub fn show_server_info() -> Result<(), SysinfoPoisonError> {
-    let system_info = system()?;
+    let system_info = system_info().lock()?;
 
     tracing::info!(
         "Hostname: {}",
diff --git a/packages/backend-rs/src/misc/reaction.rs b/packages/backend-rs/src/misc/reaction.rs
index a30abcdd96..accedf8daf 100644
--- a/packages/backend-rs/src/misc/reaction.rs
+++ b/packages/backend-rs/src/misc/reaction.rs
@@ -1,5 +1,6 @@
 use crate::database::db_conn;
-use crate::misc::{convert_host::to_puny, meta::fetch_meta};
+use crate::misc::convert_host::to_puny;
+use crate::misc::meta::fetch_meta;
 use crate::model::entity::emoji;
 use once_cell::sync::Lazy;
 use regex::Regex;
diff --git a/packages/backend-rs/src/misc/system_info.rs b/packages/backend-rs/src/misc/system_info.rs
index df0fa5bb9e..ec657a2f70 100644
--- a/packages/backend-rs/src/misc/system_info.rs
+++ b/packages/backend-rs/src/misc/system_info.rs
@@ -1,4 +1,4 @@
-use crate::init::system_info::{system, SysinfoPoisonError};
+use crate::init::system_info::{system_info, SysinfoPoisonError};
 use sysinfo::{Disks, MemoryRefreshKind};
 
 // TODO: i64 -> u64 (we can't export u64 to Node.js)
@@ -30,7 +30,7 @@ pub struct Storage {
 
 #[crate::export]
 pub fn cpu_info() -> Result<Cpu, SysinfoPoisonError> {
-    let system_info = system()?;
+    let system_info = system_info().lock()?;
 
     Ok(Cpu {
         model: match system_info.cpus() {
@@ -46,7 +46,7 @@ pub fn cpu_info() -> Result<Cpu, SysinfoPoisonError> {
 
 #[crate::export]
 pub fn cpu_usage() -> Result<f32, SysinfoPoisonError> {
-    let mut system_info = system()?;
+    let mut system_info = system_info().lock()?;
     system_info.refresh_cpu_usage();
 
     let total_cpu_usage: f32 = system_info.cpus().iter().map(|cpu| cpu.cpu_usage()).sum();
@@ -57,7 +57,7 @@ pub fn cpu_usage() -> Result<f32, SysinfoPoisonError> {
 
 #[crate::export]
 pub fn memory_usage() -> Result<Memory, SysinfoPoisonError> {
-    let mut system_info = system()?;
+    let mut system_info = system_info().lock()?;
 
     system_info.refresh_memory_specifics(MemoryRefreshKind::new().with_ram());
 
diff --git a/packages/backend-rs/src/service/antenna.rs b/packages/backend-rs/src/service/antenna.rs
index 323690761b..bcb6490d64 100644
--- a/packages/backend-rs/src/service/antenna.rs
+++ b/packages/backend-rs/src/service/antenna.rs
@@ -1,5 +1,4 @@
-use crate::database::cache;
-use crate::database::{db_conn, redis_conn, redis_key, RedisConnError};
+use crate::database::{cache, db_conn, redis_conn, redis_key, RedisConnError};
 use crate::federation::acct::Acct;
 use crate::misc::check_hit_antenna::{check_hit_antenna, AntennaCheckError};
 use crate::model::entity::{antenna, note};
diff --git a/packages/backend-rs/src/service/nodeinfo/generate.rs b/packages/backend-rs/src/service/nodeinfo/generate.rs
index ec1d430d8a..09bec87c77 100644
--- a/packages/backend-rs/src/service/nodeinfo/generate.rs
+++ b/packages/backend-rs/src/service/nodeinfo/generate.rs
@@ -1,6 +1,5 @@
 use crate::config::CONFIG;
-use crate::database::cache;
-use crate::database::db_conn;
+use crate::database::{cache, db_conn};
 use crate::misc::meta::fetch_meta;
 use crate::model::entity::{note, user};
 use crate::service::nodeinfo::schema::*;