---
title: "DSM Accelerator [4.20] - August 30, 2023"
slug: "dsm-accelerator-4-20-august-30-2023"
updated: 2026-08-19T06:48:10Z
published: 2026-08-19T06:48:10Z
canonical: "support.fortanix.com/dsm-accelerator-4-20-august-30-2023"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://support.fortanix.com/llms.txt
> Use this file to discover all available pages before exploring further.

# DSM Accelerator [4.20] - August 30, 2023

## 1. Overview

This article provides an overview of general improvements and resolved issues in the Fortanix Data Security Manager (DSM) Accelerator 4.20 release.

## 2. New Features/Improvements

- **DSM Accelerator Webservice:**
  - The DSM Accelerator Webservice inbound logs now lists the IP address of the calling application node **(JIRA: PROD-7229).**

## 3. Bug Fixes

- **DSM Accelerator Webservice:**
  - The DSM Accelerator Webservice environment variable is now updated to `FORTANIX_PROXY` instead of `FORTANIX-PROXY`**(JIRA: PROD-7410)**.

## 4. Fortanix Data Security Manager-Accelerator Performance Statistics

### 4.1 Runtime Environment

> [!NOTE]
> NOTE
> 
> - The following table lists the standard recommended runtime environment. You can choose a higher configuration for better performance.
> - DSM Accelerator was run in the runtime environment listed below for performance testing.

| **Item** | **Specification** |
| --- | --- |
| Number of Cores | 4 |
| CPU | Intel(R) Xeon(R) CPU E5-2673 v4 @ 2.30GHz |
| RAM | 16 GiB |
| Docker Runtime Configuration | `docker run -d --network host --memory=4g --memory-swap=6g --log-opt             max-size=100m` |

---

### 4.2 DSM Accelerator Webservice

> [!NOTE]
> NOTE
> 
> The performance numbers below are captured with a single node; if you need higher performance or throughput, then we recommend adding multiple nodes.

| **Key Types and Operations** | **Throughput (Operations/second on a 1-node cluster)** |
| --- | --- |
| AES 256: CBC Encryption/Decryption | 16,486/16,772 |
| AES 256: GCM Encryption/Decryption | 16,391/16,558 |
| AES 256: FPE Encryption/Decryption | 4,996/4,982 |

---

### 4.3 Additional Modes

| **Key Types and Operations** | **Throughput (Operations/second on a 1-node cluster)** |
| --- | --- |
| AES 256: CBCNOPAD Encryption/Decryption | 16,922/16,936 |
| AES 256: CFB Encryption/Decryption | 16,896/16,965 |
| AES 256: CTR Encryption/Decryption | 16,883/16,777 |
| AES 256: OFB Encryption/Decryption | 16,932/16,915 |
| AES 256: CCM Encryption/Decryption | 16,370/16,531 |