leimingyu

"""
Minimal character-level Vanilla RNN model. Written by Andrej Karpathy (@karpathy)
BSD License
"""
import numpy as np

# data I/O
data = open('input.txt', 'r').read() # should be simple plain text file
chars = list(set(data))
data_size, vocab_size = len(data), len(chars)

leimingyu

#!/bin/bash

if [ -f /tmp/user_log ]; then
	rm -rf /tmp/user_log
fi

touch /tmp/user_log

for user in `ls /home`; do
	link=/home/$user  

leimingyu

# http://scikit-learn.org/stable/modules/generated/sklearn.neighbors.KNeighborsClassifier.html

from sklearn.neighbors import KNeighborsClassifier

# We could use knn to select the best kernel configuration from the kernel pool (training kernels)

# the input X are metrics from the training kernels
X= [[0.841509434,0.699166,0.845695,0,0.1,0.156,0.967049],
[0.749356223,1.611461,0.736916,0,0.2,0.3741,2.693249],
[0.263510732,0.433383,0.130578,0,0.05,0.0897,0.451053],

leimingyu

tricks

• GPU Boost https://devblogs.nvidia.com/parallelforall/increase-performance-gpu-boost-k80-autoboost/

• Avoid non-coalesced memory access (stage data in shared memory)

• Reduce register pressure using nvcc : –maxrregcount=N

• Non-caching load using nvcc: –Xptxas –dlcm=cg

leimingyu

#!/bin/bash

cd apps
for currDir in *
do
    #echo $currDir
    if [ -d $currDir ]; then
		# check whether it is the targeted folder
		if [ "$currDir" != "bfs" ] && \
			[ "$currDir" != "pta" ] && \

leimingyu

Sample Code

make sure you are at your master branch

git remote add upstream  https://github.com/fangq/mcxcl.git
git fetch upstream && git pull upstream master

Reference

https://gist.github.com/CristinaSolana/1885435

leimingyu

// float->half variants.
// by Fabian "ryg" Giesen.
//
// I hereby place this code in the public domain, as per the terms of the
// CC0 license:
//
//   https://creativecommons.org/publicdomain/zero/1.0/
//
// float_to_half_full: This is basically the ISPC stdlib code, except
// I preserve the sign of NaNs (any good reason not to?)

leimingyu

print hostname in makefile

host_name := $(shell hostname -s)                                               
$(info Host Name $(host_name)) 

set up env variable using if-else

ifeq ($(host_name),mcx1)                                                        
CUDA_PATH ?= /pub/cuda-8.0 

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ps aux | grep rCUDA  | tee -a rcuda_ps
pids=`awk -F " " '{print $2}' rcuda_ps`
for i in "${pids[@]}"; do kill -9 $i; done

leimingyu

import socket

if __name__ == "__main__":
    sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
    sock.connect(("localhost", 9000))
    data = "some data"
    sock.sendall(data)
    result = sock.recv(1024)
    print result
    sock.close()