README.md

Batched Cholesky Decomposition

High Performance Parallel Programming, IIT KGP Spring 2021 Group Project

Link to Dataset:

https://drive.google.com/file/d/1hCHJI6G5UZLa2_zZOrg9RIs2T7meQH9j/view?usp=sharing

Link to Report:

https://docs.google.com/document/d/e/2PACX-1vTcik1DFqdVNNmPJan4CBWCr__KqvCSRVTknqgLQf_DLIxeNI4ZCiwO0VqZUk6otmmOczngD7MnKk8O/pub

Make commands for Part A

For Right looking

make right_partA input_file=mat_256.txt output_file=output.txt

For Left looking

make left_partA input_file=mat_256.txt output_file=output.txt

For Top looking

make top_partA input_file=mat_256.txt output_file=output.txt

Make commands for Part B

For Right looking Chunked

make right_chunked input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Right looking Interleaved

make right_interleaved input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Left looking Chunked

make left_chunked input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Left looking Interleaved

make left_interleaved input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Top looking Chunked

make top_chunked input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Top looking Interleaved

make top_interleaved input_file=dataset_part_B/num_1024_dim_20.txt output_file=output.txt

For Cleaning all the excutables file

make clean

Format of Input File for partA

First Line: Size of Matrix
Rest all Lines: Elements of the Matrix in Row Major Format

Format of Input File for partB

First Line: Number of Matrices
Second Line: Size of Matrix
Rest all Lines: Elements of the Matrix in Row Major Format