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2105799 - ASE 64bit may fail to configure data cache and boot if it is configured with large 'max memory' and data cache - SAP ASE on Windows


  • On Windows 64bit platforms, Adaptive Server Enterprise (ASE) 64bit may fail to configure the data cache and cannot boot with the following messages even though 'max memory' is sufficient.

kernel  Allocating a shared memory segment of size 962068480 bytes.
kernel  Allocating a shared memory segment of size 646643712 bytes.
kernel  Allocating a shared memory segment of size 1012727808 bytes.
kernel  Kernel memory at 0x0000000020000000, 962068480 bytes
kernel  Kernel memory at 0x0000000020000000, 4343808 bytes
kernel  Server part of first shared memory region at 0x0000000020424800, 957724672 bytes.
kernel  Failed to log the current message in the Windows NT event log
kernel  Server region 0 at 0x0000000059730000, 646643712 bytes
kernel  Server region 1 at 0x000000007FFF0000, 1012727808 bytes
kernel  Highest valid address is 0x00000000BC5C0000
kernel  Cannot allocate shared memory as 'max memory' limit of '1280000' pages has been reached. Please increase configuration parameter 'max memory' to allow additional shared memory allocation. Total physical memory allocated so far '1280000' pages.
server  Configuration of the cache (default data cache) failed since the defined cache configuration consumes more memory than is available for buffer caches.
server  Invalid Configuration: Unable to start Adaptive Server. The server may be started with a default configuration using the -c startserver option.
kernel  ueshutdown: exiting

  • This problem does not occur on ASE 15.7 SP122.



  • SAP Adaptive Server Enterprise (ASE) 15.7 SP130 and SP131
  • SAP Adaptive Server Enterprise (ASE) 16.0
  • Windows 64bit


SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0


775446, CR 775446, shared, memory, starting, address, 64-bit , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed

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