FIX (buffers): Increase copy buffer size

Author: RostislavDugin

backend/internal/features/backups/backups/encryption/utils.go

@@ -16,7 +16,7 @@ const (
 	NonceLen         = 12
 	ReservedLen      = 12
 	HeaderLen        = MagicBytesLen + SaltLen + NonceLen + ReservedLen
-	ChunkSize        = 32 * 1024
+	ChunkSize        = 1 * 1024 * 1024
 	PBKDF2Iterations = 100000
 )
 

backend/internal/features/backups/backups/usecases/postgresql/create_backup_uc.go

@@ -30,7 +30,7 @@ import (
 const (
 	backupTimeout            = 23 * time.Hour
 	shutdownCheckInterval    = 1 * time.Second
-	copyBufferSize           = 32 * 1024
+	copyBufferSize           = 16 * 1024 * 1024
 	progressReportIntervalMB = 1.0
 	pgConnectTimeout         = 30
 	compressionLevel         = 5

backend/internal/features/restores/usecases/postgresql/restore_backup_uc.go

@@ -502,7 +502,7 @@ func (uc *RestorePostgresqlBackupUsecase) copyWithShutdownCheck(
 	dst io.Writer,
 	src io.Reader,
 ) (int64, error) {
-	buf := make([]byte, 32*1024) // 32KB buffer
+	buf := make([]byte, 16*1024*1024) // 16MB buffer
 	var totalBytesWritten int64
 
 	for {