diff --git a/src/main/kotlin/mdnet/Migrator.kt b/src/main/kotlin/mdnet/Migrator.kt
index 75b75f2..801b174 100644
--- a/src/main/kotlin/mdnet/Migrator.kt
+++ b/src/main/kotlin/mdnet/Migrator.kt
@@ -59,12 +59,14 @@ fun migrate(path: Path) {
         }
     }
 
-    sqlite.batchInsert(DbImage) {
-        h2.from(DbImage).select().forEach { data ->
-            item {
-                set(DbImage.id, data[DbImage.id])
-                set(DbImage.accessed, data[DbImage.accessed])
-                set(DbImage.size, data[DbImage.size])
+    h2.from(DbImage).select().asIterable().chunked(1000).forEach { list ->
+        sqlite.batchInsert(DbImage) {
+            for (data in list) {
+                item {
+                    set(DbImage.id, data[DbImage.id])
+                    set(DbImage.accessed, data[DbImage.accessed])
+                    set(DbImage.size, data[DbImage.size])
+                }
             }
         }
     }
diff --git a/src/main/kotlin/mdnet/cache/ImageStorage.kt b/src/main/kotlin/mdnet/cache/ImageStorage.kt
index 69d2db6..40c2a30 100644
--- a/src/main/kotlin/mdnet/cache/ImageStorage.kt
+++ b/src/main/kotlin/mdnet/cache/ImageStorage.kt
@@ -286,12 +286,10 @@ class ImageStorage(
 
     private inner class WriterImpl(private val id: String, metadata: ImageMetadata) : Writer {
         val tempPath = getTempPath()
-        override val stream: OutputStream
+        override val stream: OutputStream = Files.newOutputStream(tempPath, StandardOpenOption.CREATE_NEW)
         val metadataSize: Int
 
         init {
-            stream = Files.newOutputStream(tempPath, StandardOpenOption.CREATE_NEW)
-
             val dataOutputStream = DataOutputStream(stream)
             dataOutputStream.writeUTF(
                 JACKSON.writeValueAsString(metadata)
@@ -338,7 +336,7 @@ class ImageStorage(
                     getPath(id),
                     StandardCopyOption.ATOMIC_MOVE
                 )
-            } catch (e: FileAlreadyExistsException) {
+            } catch (e: IOException) {
                 // the file already exists
                 // so we must lost the race
                 // delete our local copy
diff --git a/src/main/kotlin/mdnet/netty/ApplicationNetty.kt b/src/main/kotlin/mdnet/netty/ApplicationNetty.kt
index 686f33b..3bd9968 100644
--- a/src/main/kotlin/mdnet/netty/ApplicationNetty.kt
+++ b/src/main/kotlin/mdnet/netty/ApplicationNetty.kt
@@ -117,7 +117,7 @@ sealed class NettyTransport(threads: Int) {
                         return IOUringTransport(threadsToUse)
                     } else {
                         LOGGER.info(IOUring.unavailabilityCause()) {
-                            "IOUring transport not available"
+                            "IOUring transport not available (this may be normal)"
                         }
                     }
                 }
@@ -128,7 +128,7 @@ sealed class NettyTransport(threads: Int) {
                         return EpollTransport(threadsToUse)
                     } else {
                         LOGGER.info(Epoll.unavailabilityCause()) {
-                            "Epoll transport not available"
+                            "Epoll transport not available (this may be normal)"
                         }
                     }
                 }
diff --git a/src/main/kotlin/mdnet/server/common.kt b/src/main/kotlin/mdnet/server/common.kt
index acf557d..aeae7fd 100644
--- a/src/main/kotlin/mdnet/server/common.kt
+++ b/src/main/kotlin/mdnet/server/common.kt
@@ -51,7 +51,8 @@ fun catchAllHideDetails(): Filter {
             try {
                 next(request)
             } catch (e: Exception) {
-                LOGGER.warn(e) { "Request error detected" }
+                val cleanedUri = request.uri.path.replaceBefore("/data", "/{token}")
+                LOGGER.warn(e) { "Request for $cleanedUri errored" }
 
                 Response(Status.INTERNAL_SERVER_ERROR)
             }