3624696 - SAP ASE production downtime due to storage controller change.

• A storage controller update was performed. After the update, the controllers were restarted node by node. Although redundancy exists, the database remained frozen.
• <ASE error messages>
  00:0021:00000:01112:2025/05/08 16:33:59.88 kernel  timeslice -1001, current process infected at c000000000652010 ()
  00:0023:00000:01920:2025/05/08 16:33:59.88 kernel  timeslice -1001, current process infected at c000000000652010 ()
  00:0019:00000:01615:2025/05/08 16:33:59.88 kernel  timeslice -1001, current process infected at c000000000652010 ()
  00:0021:00000:01112:2025/05/08 16:33:59.88 kernel  **** Saved signal context (0xc00000012f981800): ****
  00:0023:00000:01920:2025/05/08 16:33:59.88 kernel  **** Saved signal context (0xc0000001200f5a00): ****
  00:0023:00000:01920:2025/05/08 16:33:59.88 kernel  **** Itanium signal context ****
  
  00:0029:00000:00000:2025/05/29 18:48:04.45 kernel  sddone: write error on virtual disk 0 block 2140:
  00:0029:00000:00000:2025/05/29 18:48:45.96 kernel  sddone: I/O error
  00:0029:00000:00000:2025/05/29 18:48:45.96 kernel  sddone: write error on virtual disk 83 block 121248:
  
  00:0022:00000:00011:2025/05/29 18:48:45.98 server  Error: 823, Severity: 24, State: 2
  00:0007:00000:00324:2025/05/29 18:48:45.98 server  Error: 823, Severity: 24, State: 1
  00:0022:00000:00011:2025/05/29 18:48:45.98 server  I/O error detected during wait for BUF=0xc000000b51794c40, MASS=0xc000000b51794c40, Buf#=0, page=0xc0000007d8240000, dbid=1, Mass vdevno=0, vpage=396, Buf lpage=98, Mass stat=0x4091108, Buf stat=0x1, size=8192, cid=0 ('default data cache'), Pinned xdes=0x0000000000000000, spid=0.

• SAP Adaptive Server Enterprise (ASE)
• HP-UX on IA64 64bit
• Two HPE Alletra Storage MP nodes

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