PCBJacobiSetTotalBlocks
Sets the global number of blocks for the block Jacobi preconditioner.
Synopsis
int PCBJacobiSetTotalBlocks(PC pc, int blocks,int *lens)
Collective on
PC
Input Parameters
pc | - the preconditioner context
|
blocks | - the number of blocks
|
lens | - [optional] integer array containing the size of each block
|
Options Database Key
-pc_bjacobi_blocks <blocks> -Sets the number of global blocks
Notes
Currently only a limited number of blocking configurations are supported.
All processors sharing the PC must call this routine with the same data.
Keywords
set, number, Jacobi, global, total, blocks
See Also
PCBJacobiSetUseTrueLocal(), PCBJacobiSetLocalBlocks()
Examples
src/sles/examples/tutorials/ex7.c
Location: src/pc/impls/bjacobi/bjacobi.c
PC Index
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