222 lines
8.4 KiB
Python
Executable File
222 lines
8.4 KiB
Python
Executable File
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##################################################################
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##
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## This file defines the commands used to build and run AMSS-NCKU
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## Author: Xiaoqu
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## 2025/01/24
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##
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##################################################################
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import AMSS_NCKU_Input as input_data
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import subprocess
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import time
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def get_last_n_cores_per_socket(n=32):
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"""
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Read CPU topology via lscpu and return a taskset -c string
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selecting the last `n` cores of each NUMA node (socket).
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Example: 2 sockets x 56 cores each, n=32 -> node0: 24-55, node1: 80-111
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-> "taskset -c 24-55,80-111"
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"""
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result = subprocess.run(["lscpu", "--parse=NODE,CPU"], capture_output=True, text=True)
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# Build a dict: node_id -> sorted list of CPU ids
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node_cpus = {}
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for line in result.stdout.splitlines():
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if line.startswith("#") or not line.strip():
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continue
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parts = line.split(",")
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if len(parts) < 2:
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continue
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node_id, cpu_id = int(parts[0]), int(parts[1])
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node_cpus.setdefault(node_id, []).append(cpu_id)
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segments = []
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for node_id in sorted(node_cpus):
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cpus = sorted(node_cpus[node_id])
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selected = cpus[-n:] # last n cores of this socket
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segments.append(f"{selected[0]}-{selected[-1]}")
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cpu_str = ",".join(segments)
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total = len(segments) * n
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print(f" CPU binding: taskset -c {cpu_str} ({total} cores, last {n} per socket)")
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#return f"taskset -c {cpu_str}"
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return f""
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## CPU core binding: dynamically select the last 32 cores of each socket (64 cores total)
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NUMACTL_CPU_BIND = get_last_n_cores_per_socket(n=32)
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## Build parallelism: match the number of bound cores
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BUILD_JOBS = 64
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##################################################################
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##################################################################
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## Compile the AMSS-NCKU main program ABE
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def makefile_ABE():
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print( )
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print( " Compiling the AMSS-NCKU executable file ABE/ABEGPU " )
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print( )
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## Build command with CPU binding to nohz_full cores
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if (input_data.GPU_Calculation == "no"):
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makefile_command = f"{NUMACTL_CPU_BIND} make -j{BUILD_JOBS} INTERP_LB_MODE=optimize ABE"
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elif (input_data.GPU_Calculation == "yes"):
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makefile_command = f"{NUMACTL_CPU_BIND} make -j{BUILD_JOBS} ABEGPU"
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else:
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print( " CPU/GPU numerical calculation setting is wrong " )
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print( )
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## Execute the command with subprocess.Popen and stream output
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makefile_process = subprocess.Popen(makefile_command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True)
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## Read and print output lines as they arrive
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for line in makefile_process.stdout:
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print(line, end='') # stream output in real time
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## Wait for the process to finish
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makefile_return_code = makefile_process.wait()
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if makefile_return_code != 0:
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raise subprocess.CalledProcessError(makefile_return_code, makefile_command)
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print( )
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print( " Compilation of the AMSS-NCKU executable file ABE is finished " )
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print( )
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return
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##################################################################
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##################################################################
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## Compile the AMSS-NCKU TwoPuncture program TwoPunctureABE
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def makefile_TwoPunctureABE():
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print( )
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print( " Compiling the AMSS-NCKU executable file TwoPunctureABE " )
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print( )
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## Build command with CPU binding to nohz_full cores
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makefile_command = f"{NUMACTL_CPU_BIND} make -j{BUILD_JOBS} TwoPunctureABE"
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## Execute the command with subprocess.Popen and stream output
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makefile_process = subprocess.Popen(makefile_command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True)
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## Read and print output lines as they arrive
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for line in makefile_process.stdout:
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print(line, end='') # stream output in real time
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## Wait for the process to finish
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makefile_return_code = makefile_process.wait()
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if makefile_return_code != 0:
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raise subprocess.CalledProcessError(makefile_return_code, makefile_command)
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print( )
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print( " Compilation of the AMSS-NCKU executable file TwoPunctureABE is finished " )
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print( )
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return
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##################################################################
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##################################################################
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## Run the AMSS-NCKU main program ABE
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def run_ABE():
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print( )
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print( " Running the AMSS-NCKU executable file ABE/ABEGPU " )
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print( )
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## Define the command to run; cast other values to strings as needed
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if (input_data.GPU_Calculation == "no"):
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mpi_command = NUMACTL_CPU_BIND + " mpirun -np " + str(input_data.MPI_processes) + " ./ABE"
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#mpi_command = " mpirun -np " + str(input_data.MPI_processes) + " ./ABE"
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mpi_command_outfile = "ABE_out.log"
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elif (input_data.GPU_Calculation == "yes"):
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mpi_command = NUMACTL_CPU_BIND + " mpirun -np " + str(input_data.MPI_processes) + " ./ABEGPU"
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mpi_command_outfile = "ABEGPU_out.log"
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## Execute the MPI command and stream output
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mpi_process = subprocess.Popen(mpi_command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True)
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## Write ABE run output to file while printing to stdout
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with open(mpi_command_outfile, 'w') as file0:
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## Read and print output lines; also write each line to file
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for line in mpi_process.stdout:
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print(line, end='') # stream output in real time
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file0.write(line) # write the line to file
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file0.flush() # flush to ensure each line is written immediately (optional)
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file0.close()
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## Wait for the process to finish
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mpi_return_code = mpi_process.wait()
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print( )
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print( " The ABE/ABEGPU simulation is finished " )
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print( )
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return
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##################################################################
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##################################################################
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## Run the AMSS-NCKU TwoPuncture program TwoPunctureABE
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def run_TwoPunctureABE():
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tp_time1=time.time()
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print( )
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print( " Running the AMSS-NCKU executable file TwoPunctureABE " )
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print( )
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## Define the command to run
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#TwoPuncture_command = NUMACTL_CPU_BIND + " ./TwoPunctureABE"
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TwoPuncture_command = " ./TwoPunctureABE"
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TwoPuncture_command_outfile = "TwoPunctureABE_out.log"
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## Execute the command with subprocess.Popen and stream output
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TwoPuncture_process = subprocess.Popen(TwoPuncture_command, shell=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT, text=True)
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## Write TwoPunctureABE run output to file while printing to stdout
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with open(TwoPuncture_command_outfile, 'w') as file0:
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## Read and print output lines; also write each line to file
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for line in TwoPuncture_process.stdout:
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print(line, end='') # stream output in real time
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file0.write(line) # write the line to file
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file0.flush() # flush to ensure each line is written immediately (optional)
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file0.close()
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## Wait for the process to finish
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TwoPuncture_command_return_code = TwoPuncture_process.wait()
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print( )
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print( " The TwoPunctureABE simulation is finished " )
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print( )
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tp_time2=time.time()
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et=tp_time2-tp_time1
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print(f"Used time: {et}")
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return
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##################################################################
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