Symptom
- When a very long and complex query joins 7 or more tables
- ASE may report an "Infected with signal 11" error in the module j_searchspace():
Current process (0x270014) infected with signal 11 (SIGSEGV)
Address 0x0x000000000101888c (j_searchspace+0xd6), siginfo (code, address) = (128, 0x(nil))
- It is followed by the signal context messages with no stack trace:
**** Saved signal context (0x0x00000001447d37c0): ****
uc_flags: 0x0, uc_link: 0x(nil)
uc_sigmask: 0x416000 0xb 0x80 0x0
uc_stack: ss_sp: 0x(nil), ss_size: 0x0, ss_flags: 0x2
General Registers (uc_mcontext.gregs):
PC : 0x000000000101888c (j_searchspace+0xd6)
RAX : 0x4f594b0500000000 RBX : 0x000000000000001a
RCX : 0x000000000000001a RDX : (nil)
RBP : 0x00000001447d3c80 RSP : 0x00000001447d3c00
R8 : 0x0000000149f60650 R9 : 0x000000014a4b9508
R10 : 0x0000000000004d5a R11 : (nil)
R12 : 0x00000001447d3cb0 R13 : 0x000000014d5a0ce8
R14 : 0x0000000149f64800 R15 : (nil)
RDI : 0x000000014d5a0ce8 RSI : 0x0000000000004d5a
RIP : 0x000000000101888c CSGSFS : 0x0000000000000033
TRAPNO : 0x000000000000000d ERR : (nil)
EFL : 0x0000000000010202
**** end of signal context ****
- The process is not terminated.
Read more...
Environment
SAP Adaptive Server Enterprise (ASE) 15.x
Product
Keywords
CR789204, CR#789204, 789204, alternative_greedy_search, alternative_, greedy. traceflag, trace, flag, 15363, SEGV, segmentation, storage, access, violation, fault, segfault , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed
About this page
This is a preview of a SAP Knowledge Base Article. Click more to access the full version on SAP for Me (Login required).Search for additional results
Visit SAP Support Portal's SAP Notes and KBA Search.