2037627 - Timeslice error in sparclock() when executing 'update index statistics' - SAP ASE

• Received a timeslice error in the module sparclock() followed by a stack trace when running "update index statistics":

timeslice -501,
current process infected at 813e8bc8 (sparclock+0x40)
 **** Saved signal context (0x00000100363c3b90): ****
uc_flags: 0x2f,
uc_link: 0x0
uc_sigmask:
0xefbe7877
uc_stack: ss_sp:
ss_flags: 0x0
General Registers (uc_mcontext.gregs):
(sparclock+0x40)
(sparclock+0x44)
context ****
timeslice error:
spid XXX exhausted its 'time slice' of 100 milliseconds and additional 'cpu grace time' of 500 ticks (50000 milliseconds). It has been marked for termination.
This Adaptive Server process has had 375824 major and 0 minor page faults since boot.

• There are no other messages about the time slice.
• Another process was terminated with this timeslice error when it was executing  the following SQL:

create nonclustered index XXXXX on YYYYY (time_posted, seqno, status, action_name, version)
if @@error = 0
select 'Index Creation Finished'

• SAP Adaptive Server Enterprise (ASE) 15.0.3 ESD #3  
• SAP Adaptive Server Enterprise (ASE) 15.5
• SAP Adaptive Server Enterprise (ASE) 15.7

proc_cache, free_unused, traceflag, trace, flag, 757, 753, cpu, grace , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem