2724909 - The 'shmget' call failed with error number 22 (Invalid argument). Refer to your operating system documentation for further details - SAP ASE

A simple backup of model is failing:

dump database model to '/mydir/model.dmp'

Backup Server session id is: 5. Use this value when executing the 'sp_volchanged' system stored procedure after fulfilling any volume change request from th e Backup Server.
Backup Server: 4.41.1.1: Creating new disk file /mydir/model.dmp.
Backup Server: 4.142.2.58: [0] The 'shmget' call failed with error number 22 (Invalid argument). Refer to your operating system documentation for further details.
Backup Server: 4.6.2.1: Failed to create or attach shared tape i/o buffers.
Msg 8009, Level 16, State 1:
Server 'MYSERVER', Line 1:
Error encountered by Backup Server. Please refer to Backup Server messages for details.

SAP Adaptive Server Enterprise (all versions)

KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem