2719677 - Spinlock and timeslice reported on function sparclock() - SAP ASE 15.7

• Spinlock was reported and orphan lock was reported:

00:0001:00000:00000:2018/01/08 10:27:16.56 kernel  Spinlock default data cache at address 0000010001adc300 is an orphan locked spinlock. llock : -16776960 lowner : 0. Task 185533428 was the lastowner of this lock and timeslice of this task will be reset to release the orphan locked spinlock properly.

• Timeslice was soon reported on a different spid:

00:0010:00000:00795:2018/01/08 10:28:56.67 kernel  timeslice -1001, current process infected at 814ac7ac (sparclock+0xc)

• spid 795 was terminated

00:0010:00000:00795:2018/01/08 10:28:56.67 kernel  timeslice error: spid 795 exhausted its 'time slice' of 100 milliseconds and additional 'cpu grace time' of 1000 ticks (100000 milliseconds). It has been marked for termination.

• After initial spinlock and timeslice on sparlock.  Multiple spids are now reporting similar problem

00:0006:00000:00009:2018/01/08 10:31:12.77 kernel  timeslice -1001, current process infected at 814ac7e0 (sparclock+0x40)
00:0009:00000:01660:2018/01/08 10:31:12.96 kernel  timeslice -1001, current process infected at 814ac7e0 (sparclock+0x40)
00:0013:00000:00137:2018/01/08 10:31:13.07 kernel  timeslice -1001, current process infected at 814ac7e0 (sparclock+0x40)
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00:0013:00000:00181:2018/01/08 11:21:22.06 kernel  timeslice -1001, current process infected at 814ac7e0 (sparclock+0x40)
00:0008:00000:01499:2018/01/08 11:21:22.06 kernel  timeslice -1001, current process infected at 814ac7e8 (sparclock+0x48
00:0007:00000:00185:2018/01/08 11:21:22.06 kernel  timeslice -1001, current process infected at 814ac7e8 (sparclock+0x48)

SAP Adaptive Server Enterprise (ASE) 15.7

CR812932, CR#812932, 812932 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem