Fixes are available
APAR status
Closed as fixed if next.
Error description
Db2 V11.1.4.4 utilizes the following Intel AVX-512 instructions extensions: AVX512DP,AVX512F,AVX512BW,AVX512CD,AVX512VL Not all Intel AVX-512 capable CPUs support all these extensions. Db2 currently only checks for AVX512F and AVX512CD. On Linux the supported instruction extensions can be verified using cat /proc/cpuinfo | grep flags
Local fix
db2set DB2_CPU_FEATURE_DISABLE=AVX512
Problem summary
**************************************************************** * USERS AFFECTED: * * Db2 V11.1.4.4 users using certain Intel AVX512 CPUs. * **************************************************************** * PROBLEM DESCRIPTION: * * See Error Description * **************************************************************** * RECOMMENDATION: * * Upgrade to next release. * ****************************************************************
Problem conclusion
Temporary fix
Comments
APAR Information
APAR number
IT28412
Reported component name
DB2 FOR LUW
Reported component ID
DB2FORLUW
Reported release
B10
Status
CLOSED FIN
PE
NoPE
HIPER
NoHIPER
Special Attention
NoSpecatt / Xsystem
Submitted date
2019-03-11
Closed date
2020-01-18
Last modified date
2020-01-18
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Applicable component levels
RB10 PSN
UP
RB10 PSY
UP
[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"11.1","Line of Business":{"code":"LOB10","label":"Data and AI"}}]
Document Information
Modified date:
04 May 2022