DL360e with P222 can not change the cacheratio in VMWARE CLI

[thomaslauer]

I have tree DL360e Server with a P222 Smart Array Controller unter VMWARE ESXi 5.5
VMWARE was installed with the HPE Image.

Now i want to change the cacheratio on the controller.

First i read the settings

Smart Array P222 in Slot 1
   Bus Interface: PCI
   Slot: 1
   Serial Number: PDSXH0BRH6J164
   Cache Serial Number: PBKUD0BRH3U14R
   RAID 6 (ADG) Status: Enabled
   Controller Status: OK
   Hardware Revision: B
   Firmware Version: 8.00
   Rebuild Priority: High
   Expand Priority: Medium
   Surface Scan Delay: 3 secs
   Surface Scan Mode: Idle
   Parallel Surface Scan Supported: No
   Queue Depth: Automatic
   Monitor and Performance Delay: 60  min
   Elevator Sort: Enabled
   Degraded Performance Optimization: Disabled
   Inconsistency Repair Policy: Disabled
   Wait for Cache Room: Disabled
   Surface Analysis Inconsistency Notification: Disabled
   Post Prompt Timeout: 15 secs
   Cache Board Present: True
   Cache Status: OK
   Cache Ratio: 100% Read / 0% Write
   Drive Write Cache: Disabled
   Total Cache Size: 2.0 GB
   Total Cache Memory Available: 1.8 GB
   No-Battery Write Cache: Disabled
   SSD Caching RAID5 WriteBack Enabled: False
   SSD Caching Version: 1
   Battery/Capacitor Count: 0
   SATA NCQ Supported: True
   Spare Activation Mode: Activate on physical drive failure (default)
   Controller Temperature (C): 88
   Cache Module Temperature (C): 36
   Capacitor Temperature  (C): 0
   Number of Ports: 2 (1 Internal / 1 External )
   Driver Name: HP HPSA
   Driver Version: 5.5.0
   PCI Address (Domain:Bus:Device.Function): 0000:08:00.0
   Host Serial Number: MXQ41703W6

Now i try the command

/opt/hp/hpssacli/bin/hpssacli ctrl slot=1 modify cacheratio=25/75

and i recieve the message

Error: "cacheratio=25/75" is not a valid option for Smart Array P222 in Slot 1   There are no options currently available.

on the outher 2 servers the command runs without problems.