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Jung Do Hyun serithemage

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cd ~/
sudo yum install ruby -y
sudo amazon-linux-extras install epel -y > /dev/null 2>&1
sudo yum install figlet -y
echo "ruby version"
ruby --version
if [ -f ~/master.zip ]
then
echo "lolcat master.zip already download"
cd ~/
sudo yum install ruby -y
sudo amazon-linux-extras install epel -y > /dev/null 2>&1
sudo yum install figlet -y
echo "ruby version"
ruby --version
if [ -f ~/master.zip ]
then
echo "lolcat master.zip already download"
@bipark
bipark / profile.md
Last active February 28, 2019 01:45

๋ฐ•๋ณ‘์ผ ํ”„๋กœํ•„

์ตœ๊ทผ ๊ฐ‘์ž‘์Šค๋Ÿฝ๊ฒŒ ์ง์žฅ์„ ์‚ฌ์งํ•˜๊ณ  ์ด์ œ๋Š” ๋ฌด์—‡์„ ํ•ด์•ผ ํ• ์ง€ ์‹œ๊ฐ„์„ ๊ฐ–๊ณ  ๊ณ ๋ฏผ์„ ํ•ด์•ผ์ง€... ํ•˜๋‹ค๊ฐ€ ๊ทธ๋™์•ˆ ์ •์‹ ์—†์ด ์‚ด๋‹ค๋ณด๋‹ˆ ํ”„๋กœํ•„์„ ์“ด๋‹ค๊ฑฐ๋‚˜ ๊ฒฝ๋ ฅ์„ ์ •๋ฆฌํ•ด ๋ณผ ์ƒ๊ฐ์„ ๋ณ„๋กœ ํ•˜์ง€ ์•Š์•˜๊ตฌ๋‚˜ ์‹ถ์€ ์ƒ๊ฐ์ด ๋“ค์–ด์„œ ์ €์˜ ํ”„๋กœํ•„๊ณผ ํ•จ๊ป˜ ์ œ ์ƒ๊ฐ๋“ค, ์Šคํƒ€ํŠธ์—… CTO๋ฅผ ํ•˜๋ฉด์„œ ์•Œ๊ฒŒ๋œ ํ˜น์€ ํ•„์š”ํ•œ ๊ธฐ์ˆ  ์ •๋ณด๋“ค, ๊ทธ๋ฆฌ๊ณ  ๊ฐœ์ธ์ ์ธ ํ”„๋กœํ•„์„ ์ •๋ฆฌํ–ˆ์Šต๋‹ˆ๋‹ค.

1. ์ด ๊ธ€์˜ ๋ชฉ์ 

์˜ค๋Š˜(2018๋…„ 6์›” 29์ผ) ํ˜„์žฌ ์•„์ง ๋šœ๋ ทํ•œ ๊ณ„ํš์ด ์—†์–ด์„œ ํ”„๋กœํ•„ ๋ฌธ์„œ์˜ ๋ช…ํ™•ํ•œ ๋ชฉํ‘œ๋ฅผ ๋งŒ๋“ค๊ธฐ๋Š” ์–ด๋ ต์ง€๋งŒ ๊ฐ€์กฑ์ด ์žˆ๊ณ  ๊ณต๋ถ€ํ•˜๋Š” ์•„์ด๋“ค์ด ์žˆ์–ด์„œ ๋ˆ์„ ๋ฒ„๋Š” ์ผ์ด ์šฐ์„ ์€ ๋ชฉ์ ์ด ๋  ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค. ๋‹น์žฅ์€ ์ทจ์—…์˜ ๋ชฉ์  ๋ณด๋‹ค๋Š” ์™ธ์ฃผ๊ฐœ๋ฐœ ์ชฝ์ด ์‰ฌ์šด ์ ‘๊ทผ์ธ๊ฒƒ ๊ฐ™์•„์„œ ์ œ๊ฐ€ ํ•  ์ˆ˜ ์žˆ๋Š” ์ผ, ํ–ˆ๋˜ ์ผ, ๊ทธ๋ฆฌ๊ณ  ์•Œ๊ณ  ์žˆ๋Š” ๊ฒƒ๋“ค์„ ์ •๋ฆฌํ•ด ๋ดค์Šต๋‹ˆ๋‹ค.

์งง์€ ๊ธ€์— ๋งŽ์€ ๊ฒƒ์„ ๋‹ด๊ธฐ๋Š” ์–ด๋ ต์Šต๋‹ˆ๋‹ค๋งŒ ์ €์— ๋Œ€ํ•œ ์ •๋ณด ๊ทธ๋ฆฌ๊ณ  ์ œ๊ฐ€ ์•Œ๊ณ  ์žˆ๊ณ  ํ•ด์™”๋˜ ์ผ์— ๋Œ€ํ•œ ๊ธฐ๋ก์ด ๋…์ž์—๊ฒŒ ๋„์›€์ด ๋˜์—ˆ์œผ๋ฉด ์ข‹๊ฒ ์Šต๋‹ˆ๋‹ค. ํ˜น์‹œ ๊ธ€์„ ๋ณด์‹œ๋Š” ๋ถ„ ์ค‘์— ์™ธ์ฃผ ๊ฐœ๋ฐœ์„ ๋งก๊ธฐ๊ธฐ๋ฅผ ์›ํ•˜์‹œ๊ฑฐ๋‚˜ ์Šคํƒ€ํŠธ์—… ๊ธฐ์ˆ  ๊ฐœ๋ฐœ ๊ด€๋ จ ์ปจ์„คํŒ…์ด ํ•„์š”ํ•˜์‹  ๋ถ„์€ ์—ฐ๋ฝ ์ฃผ์„ธ์š”. ์•„, ๋ฌผ๋ก  ์ข‹์€ ํšŒ์‚ฌ๊ฐ€ ์žˆ๋‹ค๋ฉด ์–ธ์ œ๋“  ๋งŒ๋‚˜๋ณผ ์šฉ์˜๊ฐ€ ์žˆ์Šต๋‹ˆ๋‹ค. ์•„๋ž˜ ์ด๋ฉ”์ผ ํ˜น์€ ํŽ˜์ด์Šค๋ถ์— ์นœ๊ตฌ ์‹ ์ฒญ์„ ํ•˜์‹œ๊ณ  ๋ฉ”์‹œ์ง€๋ฅผ ๋ณด๋‚ด ์ฃผ์‹œ๋ฉด ๋ฉ๋‹ˆ๋‹ค.

2. ์—ฐ๋ฝ์ฒ˜

@serithemage
serithemage / AWSCertifiedDeveloperUnofficialStudyGuide.md
Last active January 14, 2025 02:29
AWS ๊ณต์ธ ๊ฐœ๋ฐœ์ž - ์–ด์†Œ์‹œ์—์ดํŠธ ์ˆ˜ํ—˜ ๊ฐ€์ด๋“œ

AWS ํ•™์Šต ๋งํฌ์ง‘ ์‹œ๋ฆฌ์ฆˆ

  • AWS ํ•™์Šต ์ž๋ฃŒ์ง‘ http://bit.ly/aws-study-resource
  • AWS ๊ณต์ธ ์†”๋ฃจ์…˜์Šค ์•„ํ‚คํ…ํŠธ - ์–ด์†Œ์‹œ์—์ดํŠธ ์ˆ˜ํ—˜ ๊ฐ€์ด๋“œ http://bit.ly/sacertguide
  • AWS ๊ณต์ธ ๊ฐœ๋ฐœ์ž - ์–ด์†Œ์‹œ์—์ดํŠธ ์ˆ˜ํ—˜ ๊ฐ€์ด๋“œ http://bit.ly/devcertguide
  • AWS ๋ณด์•ˆ ๊ด€๋ จ ์ปจํ…์ธ  ๋ชจ์Œ์ง‘ http://bit.ly/seccontents

AWS ๊ณต์ธ ๊ฐœ๋ฐœ์ž - ์–ด์†Œ์‹œ์—์ดํŠธ ์ˆ˜ํ—˜ ๊ฐ€์ด๋“œ(http://bit.ly/devcertguide)

@ktheory
ktheory / dd.log
Last active November 10, 2023 23:41
EC2 EBS-SSD vs instance-store performance on an EBS-optimized m3.2xlarge
# /tmp/test = EBS-SSD
# /mnt/test = instance-store
root@ip-10-0-2-6:~# dd bs=1M count=256 if=/dev/zero of=/tmp/test
256+0 records in
256+0 records out
268435456 bytes (268 MB) copied, 3.26957 s, 82.1 MB/s
root@ip-10-0-2-6:~# dd bs=1M count=256 if=/dev/zero of=/tmp/test
256+0 records in
256+0 records out