diff --git a/server/profiler/profiler.go b/server/profiler/profiler.go
index a7b4f8c79..4e09571a1 100644
--- a/server/profiler/profiler.go
+++ b/server/profiler/profiler.go
@@ -25,7 +25,7 @@ func NewProfiler() *Profiler {
 }
 
 // RegisterRoutes adds profiling endpoints to the Echo server.
-func (p *Profiler) RegisterRoutes(e *echo.Echo) {
+func (*Profiler) RegisterRoutes(e *echo.Echo) {
 	// Register pprof handlers
 	g := e.Group("/debug/pprof")
 	g.GET("", echo.WrapHandler(http.HandlerFunc(pprof.Index)))
@@ -97,7 +97,6 @@ func (p *Profiler) StartMemoryMonitor(ctx context.Context) {
 				// Force GC if memory usage is high to see if objects can be reclaimed.
 				if m.HeapAlloc > 500*1024*1024 { // 500 MB threshold
 					slog.Info("forcing garbage collection due to high memory usage")
-					runtime.GC()
 				}
 			case <-ctx.Done():
 				return
diff --git a/server/router/rss/rss.go b/server/router/rss/rss.go
index 8a4435ea1..b03d1858b 100644
--- a/server/router/rss/rss.go
+++ b/server/router/rss/rss.go
@@ -98,7 +98,7 @@ func (s *RSSService) GetUserRSS(c echo.Context) error {
 }
 
 func (s *RSSService) generateRSSFromMemoList(ctx context.Context, memoList []*store.Memo, baseURL string) (string, error) {
-	rssHeading, err := getRSSHeading(s.Store, ctx)
+	rssHeading, err := getRSSHeading(ctx, s.Store)
 	if err != nil {
 		return "", err
 	}
@@ -160,8 +160,8 @@ func getRSSItemDescription(content string) (string, error) {
 	return result, nil
 }
 
-func getRSSHeading(store *store.Store, ctx context.Context) (RSSHeading, error) {
-	settings, err := store.GetWorkspaceGeneralSetting(ctx)
+func getRSSHeading(ctx context.Context, stores *store.Store) (RSSHeading, error) {
+	settings, err := stores.GetWorkspaceGeneralSetting(ctx)
 	if err != nil {
 		return RSSHeading{}, err
 	}
diff --git a/server/runner/memopayload/runner.go b/server/runner/memopayload/runner.go
index 6dc346377..596d7e83a 100644
--- a/server/runner/memopayload/runner.go
+++ b/server/runner/memopayload/runner.go
@@ -3,7 +3,6 @@ package memopayload
 import (
 	"context"
 	"log/slog"
-	"runtime"
 	"slices"
 
 	"github.com/pkg/errors"
@@ -70,9 +69,6 @@ func (r *Runner) RunOnce(ctx context.Context) {
 
 		// Move to next batch
 		offset += len(memos)
-
-		// Force garbage collection between batches to prevent memory accumulation
-		runtime.GC()
 	}
 }
 
diff --git a/server/runner/s3presign/runner.go b/server/runner/s3presign/runner.go
index d1d4a3264..085d2b670 100644
--- a/server/runner/s3presign/runner.go
+++ b/server/runner/s3presign/runner.go
@@ -3,7 +3,6 @@ package s3presign
 import (
 	"context"
 	"log/slog"
-	"runtime"
 	"time"
 
 	"google.golang.org/protobuf/types/known/timestamppb"
@@ -131,8 +130,5 @@ func (r *Runner) CheckAndPresign(ctx context.Context) {
 
 		// Move to next batch
 		offset += len(resources)
-
-		// Prevent memory accumulation between batches
-		runtime.GC()
 	}
 }
diff --git a/server/server.go b/server/server.go
index 5bb33ce89..7f177b042 100644
--- a/server/server.go
+++ b/server/server.go
@@ -163,9 +163,6 @@ func (s *Server) Shutdown(ctx context.Context) {
 	// Stop the profiler
 	if s.profiler != nil {
 		slog.Info("stopping profiler")
-		// Force one last garbage collection to clean up remaining objects
-		runtime.GC()
-
 		// Log final memory stats
 		var m runtime.MemStats
 		runtime.ReadMemStats(&m)
diff --git a/store/cache/cache.go b/store/cache/cache.go
index f4674fbc7..69d9cfe57 100644
--- a/store/cache/cache.go
+++ b/store/cache/cache.go
@@ -95,7 +95,7 @@ func (c *Cache) Set(ctx context.Context, key string, value any) {
 }
 
 // SetWithTTL adds a value to the cache with a custom TTL.
-func (c *Cache) SetWithTTL(ctx context.Context, key string, value any, ttl time.Duration) {
+func (c *Cache) SetWithTTL(_ context.Context, key string, value any, ttl time.Duration) {
 	// Estimate size of the item (very rough approximation).
 	size := estimateSize(value)
 
@@ -120,13 +120,18 @@ func (c *Cache) SetWithTTL(ctx context.Context, key string, value any, ttl time.
 }
 
 // Get retrieves a value from the cache.
-func (c *Cache) Get(ctx context.Context, key string) (any, bool) {
+func (c *Cache) Get(_ context.Context, key string) (any, bool) {
 	value, ok := c.data.Load(key)
 	if !ok {
 		return nil, false
 	}
 
-	itm := value.(item)
+	itm, ok := value.(item)
+	if !ok {
+		// If the value is not of type item, it means it was corrupted or not set correctly.
+		c.data.Delete(key)
+		return nil, false
+	}
 	if time.Now().After(itm.expiration) {
 		c.data.Delete(key)
 		atomic.AddInt64(&c.itemCount, -1)
@@ -142,22 +147,22 @@ func (c *Cache) Get(ctx context.Context, key string) (any, bool) {
 }
 
 // Delete removes a value from the cache.
-func (c *Cache) Delete(ctx context.Context, key string) {
+func (c *Cache) Delete(_ context.Context, key string) {
 	if value, loaded := c.data.LoadAndDelete(key); loaded {
 		atomic.AddInt64(&c.itemCount, -1)
 
 		if c.config.OnEviction != nil {
-			itm := value.(item)
+			itm, _ := value.(item)
 			c.config.OnEviction(key, itm.value)
 		}
 	}
 }
 
 // Clear removes all values from the cache.
-func (c *Cache) Clear(ctx context.Context) {
+func (c *Cache) Clear(_ context.Context) {
 	if c.config.OnEviction != nil {
 		c.data.Range(func(key, value any) bool {
-			itm := value.(item)
+			itm, _ := value.(item)
 			c.config.OnEviction(key.(string), itm.value)
 			return true
 		})
@@ -209,7 +214,7 @@ func (c *Cache) cleanup() {
 	count := 0
 
 	c.data.Range(func(key, value any) bool {
-		itm := value.(item)
+		itm, _ := value.(item)
 		if time.Now().After(itm.expiration) {
 			c.data.Delete(key)
 			count++