Solution : https://service.sap.com/sap/support/notes/814704 (SAP Service marketplace login required)
Key words : 
_maxtask_stack =  1024max_servertask_stack = 500max_specialtask_stack=500pts 1141748d, param_put mem_enhance_limit 0param_put use_mem_enhance nonote, memrequest=xxxa memory bottleneck occurs, memory_allocation_limitthe memory_allocation_limit parameter works incorrectly, error '-9206 ak duplicate catalog information' occurs, dbmcli> param_put -running -permanent sharedsql <, contact maxdb/livecache development support, 32-bit platformif memory bottlenecks occur, maxdb data backup/add volume 28, db analyzer config file
Related Notes : 
       
| 1497862 | FAQ: SAP MaxDB Shared SQL | 
| 1264776 | FAQ: SAP MaxDB OLTP cluster table attribute | 
| 1262815 | -9405 "AK Datapart too short" when you compress an InfoCube | 
| 1260684 | SQL statement terminates: "Too Complicated SQL statement" | 
| 1166914 | Long runtime for select with outer join | 
| 1153461 | |
| 1148494 | Sharp inc. in memory consumption during aggregate creation | 
| 1147936 | Parameter recommendations for OneDB systems | 
| 1139904 | FAQ: MaxDB/liveCache kernel parameters | 
| 1132162 | Incorrect results for select with negated IN subquery | 
| 1111426 | Parameter check for liveCache/MaxDB instances | 
| 1096679 | Long sql execution time for select with exists subquery | 
| 1075698 | Termination due to ERR 20011 MOVECODE Bad parameter ... | 
| 1070232 | Various errors when you use SHAREDSQL and precompiler | 
| 1068950 | System Error-9211: KB Stack Type Illegal (as of Version 7.6) | 
| 1027504 | Error '-1103, too complicated SQL Statement' | 
| 977515 | Linux System paged during MaxDB data backup/add volume | 
| 960331 | MaxDB 7.6 does not start after upgrade from 7.5 | 
| 957960 | MaxDB 7.6.00 crash during client copy | 
| 954949 | "Out of memory, could not create fiber" in 7.6 | 
| 950871 | Additions to upgrade to SAP NetWeaver 7.1 AS ABAP: MaxDB | 
| 936058 | FAQ: SAP MaxDB Runtime Environment | 
| 912905 | FAQ: Storage systems used with MaxDB | 
| 894154 | Crash in join with aggregate structure MaxDB 7.5 / 7.6 | 
| 847818 | Bad data page on Linux when SIMULATE_VECTORIO <> NEVER | 
| 819641 | FAQ: SAP MaxDB Performance | 
| 817463 | Addtnl info for upgrade to SAP NetWeaver 7.0x ABAP: MaxDB | 
| 796250 | SAP DB/MaxDB on Linux kernel SUSE 2.4.21-241/-251 | 
| 793550 | Supplementary info about the MaxDB version upgrade to 7.6 | 
| 65946 | Lock escalations |