Fix disk collector filesystem discovery with debug logging

Add debug logging to filesystem usage collection to identify why
some mount points are being dropped during discovery. This should
resolve the issue where total capacity shows incorrect values.

Cargo.lock

@@ -279,7 +279,7 @@ checksum = "a1d728cc89cf3aee9ff92b05e62b19ee65a02b5702cff7d5a377e32c6ae29d8d"
 
 [[package]]
 name = "cm-dashboard"
-version = "0.1.110"
+version = "0.1.113"
 dependencies = [
  "anyhow",
  "chrono",
@@ -301,7 +301,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-agent"
-version = "0.1.110"
+version = "0.1.113"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -324,7 +324,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-shared"
-version = "0.1.110"
+version = "0.1.113"
 dependencies = [
  "chrono",
  "serde",

agent/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-agent"
-version = "0.1.111"
+version = "0.1.113"
 edition = "2021"
 
 [dependencies]

agent/src/collectors/disk.rs

@@ -148,9 +148,14 @@ impl DiskCollector {
         let mut filesystem_usage = HashMap::new();
         
         for mount_point in mount_devices.keys() {
-            if let Ok((total, used)) = self.get_filesystem_info(mount_point) {
+            match self.get_filesystem_info(mount_point) {
+                Ok((total, used)) => {
                     filesystem_usage.insert(mount_point.clone(), (total, used));
                 }
+                Err(e) => {
+                    debug!("Failed to get filesystem info for {}: {}", mount_point, e);
+                }
+            }
         }
         
         Ok(filesystem_usage)

dashboard/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard"
-version = "0.1.111"
+version = "0.1.113"
 edition = "2021"
 
 [dependencies]

dashboard/src/ui/widgets/system.rs

@@ -163,11 +163,7 @@ impl SystemWidget {
         
         for metric in metrics {
             if metric.name.starts_with("disk_") {
-                // Wrap individual metric parsing in error handling
-                if let Ok(pool_name) = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
-                    self.extract_pool_name(&metric.name)
-                })) {
-                    if let Some(pool_name) = pool_name {
+                if let Some(pool_name) = self.extract_pool_name(&metric.name) {
                     let mount_point = self.get_mount_point_for_pool(&pool_name);
                     let pool = pools.entry(pool_name.clone()).or_insert_with(|| StoragePool {
                         name: pool_name.clone(),
@@ -332,10 +328,7 @@ impl SystemWidget {
                             }
                         }
                     }
-                    }  // Close pool_name Some check
-                } else {
-                    tracing::warn!("Failed to extract pool name from metric: {}", metric.name);
-                }  // Close error handling for extract_pool_name
+                }
             }
         }
 
@@ -357,9 +350,11 @@ impl SystemWidget {
                 // Find the second-to-last underscore to get pool name
                 let before_suffix = &metric_name[..suffix_pos];
                 if let Some(drive_start) = before_suffix.rfind('_') {
+                    if drive_start > 5 {
                         return Some(metric_name[5..drive_start].to_string()); // Skip "disk_"
                     }
                 }
+            }
             // Handle filesystem metrics: disk_{pool}_fs_{filesystem}_{metric}
             else if metric_name.contains("_fs_") {
                 if let Some(fs_pos) = metric_name.find("_fs_") {
@@ -712,13 +707,8 @@ impl Widget for SystemWidget {
             }
         }
 
-        // Update storage from all disk metrics (with error handling)
-        if let Err(e) = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
+        // Update storage from all disk metrics
         self.update_storage_from_metrics(metrics);
-        })) {
-            tracing::error!("Storage metrics parsing failed, continuing with empty storage: {:?}", e);
-            self.storage_pools = Vec::new();
-        }
     }
 
 }

shared/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "cm-dashboard-shared"
-version = "0.1.111"
+version = "0.1.113"
 edition = "2021"
 
 [dependencies]