diff --git a/server/Cargo.lock b/server/Cargo.lock
index 9be2c38..f1c1c59 100644
--- a/server/Cargo.lock
+++ b/server/Cargo.lock
@@ -1321,9 +1321,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "subbeat"
-version = "0.0.12"
+version = "0.0.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c1293b7c5e75d456eb4a22a4eabe0327029f437250da8b0c70e1183f76a84132"
+checksum = "e935262d66772027700000fb1d8c81bb4bc7db8ef884880ce658686406e5416b"
 dependencies = [
  "anyhow",
  "async-trait",
diff --git a/server/Cargo.toml b/server/Cargo.toml
index b72e42f..c7ad0ad 100644
--- a/server/Cargo.toml
+++ b/server/Cargo.toml
@@ -12,8 +12,8 @@ warp = "0.3"
 parking_lot = "0.11.2"
 serde = { version = "1.0", features = ["derive"] }
 fastrand = "1.5.0"
-#subbeat = { path = "../../../subbeat/subbeat/" }
-subbeat = "0.0.12"
+# subbeat = { path = "../../../subbeat/subbeat/" }
+subbeat = "0.0.13"
 config = "0.11.0"
 openssl = { version = "=0.10.33", features = ["vendored"] }
 rusqlite = "0.26.1"
diff --git a/server/src/services/analytic_service/analytic_service.rs b/server/src/services/analytic_service/analytic_service.rs
index a58268d..a3a818d 100644
--- a/server/src/services/analytic_service/analytic_service.rs
+++ b/server/src/services/analytic_service/analytic_service.rs
@@ -11,8 +11,6 @@ use crate::services::{
 };
 use crate::utils::{self, get_random_str};
 
-use subbeat::metric::Metric;
-
 use anyhow;
 
 use tokio::sync::{mpsc, oneshot};
diff --git a/server/src/services/analytic_service/pattern_detector.rs b/server/src/services/analytic_service/pattern_detector.rs
index 952da49..c2ff1ca 100644
--- a/server/src/services/analytic_service/pattern_detector.rs
+++ b/server/src/services/analytic_service/pattern_detector.rs
@@ -25,12 +25,12 @@ impl PatternDetector {
     }
 
     pub async fn learn(reads: &Vec<Vec<(u64, f64)>>) -> LearningResults {
-        let size_avg = reads.iter().map(|r| r.len()).sum::<usize>() / reads.len();
+        // let size_avg = reads.iter().map(|r| r.len()).sum::<usize>() / reads.len();
 
-        let mut stat = Vec::<(usize, f64)>::new();
-        for _i in 0..size_avg {
-            stat.push((0usize, 0f64));
-        }
+        // let mut stat = Vec::<(usize, f64)>::new();
+        // for _i in 0..size_avg {
+        //     stat.push((0usize, 0f64));
+        // }
 
         let mut patterns = Vec::<Vec<f64>>::new();
 
diff --git a/server/src/services/metric_service.rs b/server/src/services/metric_service.rs
index 11abbaa..a3a76f4 100644
--- a/server/src/services/metric_service.rs
+++ b/server/src/services/metric_service.rs
@@ -1,6 +1,4 @@
-use subbeat::{
-    metric::{Metric, MetricResult},
-};
+use subbeat::metric::{Metric, MetricResult};
 
 pub struct MetricService {
     datasource: Box<dyn Metric + Sync + Send>,