[B! SSH][performance] raimon49ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

raimon49 id:raimon49

SSHã¨performanceã«é–¢ã™ã‚‹raimon49ã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (9)

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ãƒ•ãƒ¬ãƒƒãƒ„å…‰å›žç·šã§scpãŒé…ã‹ã£ãŸè©± - Qiita
ã“ã®è¨˜äº‹ã¯ã€Supershipã‚°ãƒ«ãƒ¼ãƒ— Advent Calendar 2021ã®7æ—¥ç›®ã®è¨˜äº‹ã«ãªã‚Šã¾ã™ã€‚ å…ˆæ—¥ã€sshã‚’ä½¿ç”¨ã—ãŸãƒ•ã‚¡ã‚¤ãƒ«è»¢é€ãŒå›žç·šé€Ÿåº¦ã¨æ¯”ã¹ã¦ç•°å¸¸ã«é…ã„ã¨ã„ã†ç¾è±¡ã«éé‡ã—ãŸã®ã§ã€ãã®éš›ã«è¡Œã£ãŸèª¿æŸ»ã‚’å†ç¾ã—ã¤ã¤åŽŸå› ã‚„å¯¾ç–ã«ã¤ã„ã¦æ›¸ã„ã¦ã¿ãŸã„ã¨æ€ã„ã¾ã™ã€‚ è¦ç´„ OpenSSHã¯ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§interactiveãªã‚»ãƒƒã‚·ãƒ§ãƒ³ã« af21 ã€non-interactiveãªã‚»ãƒƒã‚·ãƒ§ãƒ³ã« cs1 ã‚’DSCPå€¤ã¨ã—ã¦IPãƒ˜ãƒƒãƒ€ã«è¨å®šã™ã‚‹ ãƒ•ãƒ¬ãƒƒãƒ„ç¶²ã¯IPãƒ˜ãƒƒãƒ€ã®DSCPå€¤ã‚’å¸¯åŸŸå„ªå…ˆã‚µãƒ¼ãƒ“ã‚¹ã§ä½¿ç”¨ã—ã¦ãŠã‚Šã€å¥‘ç´„ã«å¿œã˜ã¦æŒ‡å®šã•ã‚ŒãŸå„ªå…ˆåº¦ä»¥å¤–ãŒè¨å®šã•ã‚ŒãŸãƒ‘ã‚±ãƒƒãƒˆã®è»¢é€ã¯ä¿è¨¼ã•ã‚Œãªã„ ãã®ãŸã‚ã€OpenSSHã‚’ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆè¨å®šã®ã¾ã¾ãƒ•ãƒ¬ãƒƒãƒ„ç¶²ã§ä½¿ã†ã¨é€šä¿¡ãŒã§ããªã‹ã£ãŸã‚Šã€é€Ÿåº¦ä½Žä¸‹ãªã©ã®æ‚ªå½±éŸ¿ã‚’å—ã‘ã‚‹å¯èƒ½æ€§ãŒã‚ã‚‹ OpenSSHãŒDSCPå€¤ã‚’è¨å®šã—ãªã„ã‚ˆã†ã«ã™ã‚‹ãŸã‚ã«ã¯ã€IPQoS noneã‚’è¨
raimon49 2021/12/08
NTT

SSH

YAMAHA

network

performance
ãƒªãƒ³ã‚¯
OpenSSH å…¬å¼ã«ã‚ˆã‚‹ scp éžæŽ¨å¥¨å®£è¨€ã‚’å—ã‘, scp, sftp, rsync ã‚’æ¯”è¼ƒã—ã¦ã¿ãŸ (2020/5/25 rsync ã®è¨ˆæ¸¬çµæžœã«ã¤ã„ã¦æ³¨è¨˜è¿½åŠ ) - å¯’æœˆè¨˜
2020/5/26 å†æ¤œè¨¼è¨˜äº‹è¿½åŠ è¿½è¨˜ Twitter ã§ã®ã”æŒ‡æ‘˜ã‚’å—ã‘ã¦å†æ¤œè¨¼ã—ã¾ã—ãŸ, è»¢é€å…ˆã®ãƒ•ã‚¡ã‚¤ãƒ«ã‚’å‰Šé™¤ã—ã¦ã„ãªã„ãŸã‚ã«å·®åˆ†è»¢é€ã«ãªã£ã¦ã„ãŸç‚¹ã‚’è€ƒæ…®ã—ãŸã‚‚ã®ã¨ãªã£ã¦ã„ã¾ã™ã€‚ rsync ã®é€Ÿåº¦ã«ã¤ã„ã¦ã¯çµæžœãŒå¤‰ã‚ã£ã¦ã„ã¾ã™ã€‚ www.kangetsu121.work TL;DR scp ã¯ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£, ä»Šå¾Œã®é–‹ç™ºå„ªå…ˆåº¦ã‚’è€ƒãˆã¦å…¬å¼ã§éžæŽ¨å¥¨å®£è¨€ã—ã¦ã„ã‚‹ è»¢é€é€Ÿåº¦ã¯ (1GB ã®ãƒ•ã‚¡ã‚¤ãƒ«è»¢é€ã®è¨ˆæ¸¬ã§ã¯) rsync >> scp > sftp Twitter ã§ã‚³ãƒ¡ãƒ³ãƒˆã‚’ã„ãŸã ã, è»¢é€ãƒ•ã‚¡ã‚¤ãƒ«ã®å‰Šé™¤ã‚’éƒ½åº¦ã—ã¦ã„ãªã„ã®ã§, rsync ãŒå·®åˆ†è»¢é€ã«ãªã£ã¦ã„ã‚‹ã¨ã®ã”æŒ‡æ‘˜ã‚’ã„ãŸã ãã¾ã—ãŸã€‚ ãŸã ã„ã¾æ¤œè¨¼ä¸ã§ã™ã®ã§, rsync ã®é€Ÿåº¦æ¯”è¼ƒçµæžœã«ã¤ã„ã¦ã¯åˆ¤æ–ã‚’ãŠå¾…ã¡ãã ã•ã„ã€‚ -> å†æ¤œè¨¼ã—ã¾ã—ãŸ, ç”»é¢ä¸Šéƒ¨ã®å†æ¤œè¨¼è¨˜äº‹ã‚’ã”ç¢ºèªãã ã•ã„ rsync ã¯å¤šæ©Ÿèƒ½ ã‹ã¤é€Ÿã„ ã®ã§ rsync
raimon49 2020/05/26
SSH

performance

rsync

support
ãƒªãƒ³ã‚¯
ã‚¤ãƒ³ãƒ•ãƒ©è‡ªå‹•åŒ–ãƒ„ãƒ¼ãƒ«ã€ŒAnsible 2.3ã€ãƒªãƒªãƒ¼ã‚¹ã€‚SSHã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’ä½¿ã„ç¶šã‘ã‚‹Persistent Connectionã§ã‚¿ã‚¹ã‚¯å‡¦ç†ãŒé«˜é€Ÿã« ï¼ Publickey
ã‚¤ãƒ³ãƒ•ãƒ©è‡ªå‹•åŒ–ãƒ„ãƒ¼ãƒ«ã€ŒAnsible 2.3ã€ãƒªãƒªãƒ¼ã‚¹ã€‚SSHã®ã‚³ãƒã‚¯ã‚·ãƒ§ãƒ³ã‚’ä½¿ã„ç¶šã‘ã‚‹Persistent Connectionã§ã‚¿ã‚¹ã‚¯å‡¦ç†ãŒé«˜é€Ÿã« ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã§é–‹ç™ºã•ã‚Œã¦ã„ã‚‹ã‚¤ãƒ³ãƒ•ãƒ©è‡ªå‹•åŒ–ãƒ„ãƒ¼ãƒ«ã€ŒAnsibleã€ã®æœ€æ–°ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã€ã€ŒAnsible 2.3ã€æ£å¼ç‰ˆãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¾ã—ãŸã€‚ ã‚¤ãƒ³ãƒ•ãƒ©è‡ªå‹•åŒ–ãƒ„ãƒ¼ãƒ«ã«ã¯Chefã‚„Puppetãªã©ã‚ˆãçŸ¥ã‚‰ã‚Œã‚‹ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ãŒä»–ã«ã‚‚å˜åœ¨ã—ã¾ã™ãŒã€Ansibleã®ç‰¹å¾´ã¯ã‚µãƒ¼ãƒã‚„ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æ©Ÿå™¨ã«ã‚ã‚‰ã‹ã˜ã‚ã‚¨ãƒ¼ã‚¸ã‚§ãƒ³ãƒˆãªã©ã‚’å°Žå…¥ã™ã‚‹ã“ã¨ãªãåˆ©ç”¨ã§ãã‚‹ç‚¹ã«ã‚ã‚Šã¾ã™ã€‚ ã‚¨ãƒ¼ã‚¸ã‚§ãƒ³ãƒˆã‚’ä½¿ã†ã“ã¨ãªãå¤šæ•°ã®ã‚µãƒ¼ãƒãªã©ã«å¯¾ã—ã¦è¨å®šã‚„ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢å°Žå…¥ãªã©ã®æ§‹æˆç®¡ç†ã‚’è¡Œã†ä»•çµ„ã¿ã¨ã—ã¦Ansibleã§ã¯ãŠã‚‚ã«SSHã‚’ç”¨ã„ã¦ã„ã¾ã™ã€‚ Ansibleã®ã“ã‚Œã¾ã§ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã¯ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯æ©Ÿå™¨ã«å¯¾ã—ã¦æ§‹æˆç®¡ç†ã®ã‚¿ã‚¹ã‚¯ã‚’1ã¤å®Ÿè¡Œã™ã‚‹ãŸã³ã«SSHã®æŽ¥ç¶šã‚’é–‹å§‹ã€çµ‚äº†
raimon49 2017/04/17
Ansible

SSH

network

performance

plugin
ãƒªãƒ³ã‚¯
è‡ªå •è½ãªæŠ€è¡“è€…ã®æ—¥è¨˜ : RSAã¨ECDSAã€ç½²åç”Ÿæˆã¨ç½²åæ¤œè¨¼ã©ã£ã¡ãŒé€Ÿã„ï¼Ÿ - livedoor Blogï¼ˆãƒ–ãƒã‚°ï¼‰
Ruby + OpenSSLã§ç½²å Ruby + OpenSSLã§RSAã‚„ECDSAç½²åã™ã‚‹ã«ã¯ã€OpenSSLã‚³ãƒžãƒ³ãƒ‰ã§æ™®é€šã« PKCS#5ã®ç§˜å¯†éµã¨å…¬é–‹éµã‚’æº–å‚™ã—ã¦ã“ã‚“ãªæ„Ÿã˜ã§ç½²åç”Ÿæˆã€ç½²åæ¤œè¨¼ã™ã‚Œã°ãƒ¨ãƒã‚·ã€‚ # ECDSAã®ç½²åç”Ÿæˆ prvKey = OpenSSL::PKey::EC.new(File.read(PKCS#5ç§˜å¯†éµPEM)) hashed = OpenSSL::Digest::SHA1.digest(ç½²åå¯¾è±¡ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸) sigVal = prvKey.dsa_sign_asn1(hashed) # ECDSAã®ç½²åæ¤œè¨¼ pubKey = OpenSSL::PKey::EC.new(File.read(PKCS#5å…¬é–‹éµPEM)) hashed = OpenSSL::Digest::SHA1.digest(data) isValid = pubKey.dsa_ver
raimon49 2015/10/05
Java

Ruby

SSH

algorithm

encryption

generator

performance
ãƒªãƒ³ã‚¯
Ansible + Mackerel APIã«ã‚ˆã‚‹1000å°è¦æ¨¡ã®ã‚µãƒ¼ãƒã‚ªãƒšãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ - ã‚†ã†ã†ããƒ–ãƒã‚°
Ansible ã¨ Mackerel API ã‚’çµ„ã¿åˆã‚ã›ã¦ã€1000å°è¦æ¨¡ã®ã‚µãƒ¼ãƒç¾¤ã«å¯¾ã—ã¦åŒæ™‚ã«ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã®æ›´æ–°ã‚„ãã®ä»–ã®ã‚µãƒ¼ãƒã‚ªãƒšãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ã®ãŸã‚ã®æ–¹æ³•ã‚’ç´¹ä»‹ã—ã¾ã™ã€‚ ã‚¿ã‚¤ãƒˆãƒ«ã« Mackerel ã¨ã‚ã‚Šã¾ã™ãŒã€ãã‚Œã»ã© Mackerel ã«ä¾å˜ã—ãªã„è©±ã§ã™ã€‚ (Ansibleã¨Dockerã«ã‚ˆã‚‹1000å°åŒæ™‚SSHã‚ªãƒšãƒ¬ãƒ¼ã‚·ãƒ§ãƒ³ç’°å¢ƒ - ã‚†ã†ã†ããƒ–ãƒã‚°ã«ç¶šç·¨ã‚’æ›¸ã„ã¦ã„ã¾ã™ã€‚) èƒŒæ™¯ ç¤¾å†…ã§ã¯ã€ã‚µãƒ¼ãƒæ§‹æˆç®¡ç†ãƒ„ãƒ¼ãƒ«ã¨ã—ã¦ Chef ã‚’ä½¿ç”¨ã—ã¦ã„ã¾ã™ã€‚ Chef Server ã¯é‹ç”¨ãŒå¤§å¤‰ãªã®ã§ä½¿ç”¨ã—ã¦ãŠã‚‰ãšã€knife-solo ã¨ Mackerel APIã‚’çµ„ã¿åˆã‚ã›ã¦ãƒ›ã‚¹ãƒˆã¨ Chef role ã¨ã®ãƒžãƒƒãƒ”ãƒ³ã‚°ã« Mackerel ã®ãƒãƒ¼ãƒ«æƒ…å ±ã‚’ç”¨ã„ã¦ã„ã¾ã™ã€‚ ã¾ãŸã€Mackerel ã® Ruby ã‚¯ãƒ©ã‚¤ã‚¢ãƒ³ãƒˆã‚’åˆ©ç”¨ã—ã¦ recipe å†…ã§ API ã‚’å©ã„ã¦ã€Mackerel ã‹
raimon49 2015/02/26
Ansible

JSON

Python

RHEL

SSH

deployment

performance

ä¸¦åˆ—
ãƒªãƒ³ã‚¯
ã‚¯ãƒƒã‚¯ãƒ‘ãƒƒãƒ‰ã«ãŠã‘ã‚‹Scalable Deploymentsã®ã‚¹ãƒ©ã‚¤ãƒ‰ãŒèˆˆå‘³æ·±ã„ - GeekFactory
ã‚¯ãƒƒã‚¯ãƒ‘ãƒƒãƒ‰ã«ãŠã‘ã‚‹ã‚¢ãƒ—ãƒªã®ãƒ‡ãƒ—ãƒã‚¤ã®è³‡æ–™ãŒéžå¸¸ã«èˆˆå‘³æ·±ã„ã®ã§ç´¹ä»‹ã—ã¾ã™ï¼Žã“ã‚Œã¯ @sora_hã•ã‚“ãŒRubyKaigi 2014ã§ç™ºè¡¨ ã•ã‚ŒãŸè³‡æ–™ã§ï¼Œ100å°ä»¥ä¸Šã®ã‚µãƒ¼ãƒã«çŸæ™‚é–“ã§ã‚¢ãƒ—ãƒªã‚’ãƒ‡ãƒ—ãƒã‚¤ã™ã‚‹ä»•çµ„ã¿ã‚’ã©ã†ã‚„ã£ã¦ä½œã‚Šä¸Šã’ãŸã®ã‹ãŒèª¬æ˜Žã•ã‚Œã¦ã„ã¾ã™ï¼Ž ä»¥å‰ï¼Œã‚¹ãƒ©ã‚¤ãƒ‰ã®å†…å®¹ã‚’ç®‡æ¡æ›¸ãã«ã¾ã¨ã‚ã¦ã„ãŸã®ã§ã‚·ã‚§ã‚¢ã—ã¾ã™ï¼Žæœ€è¿‘ã§ã¯ï¼ŒJenkins User Coferenceã®ç™ºè¡¨ï¼ˆHow We Use Jenkins? // Speaker Deckï¼‰ã§ã»ã‚“ã®å°‘ã—å¼•ç”¨ã•ã‚Œã¦ã„ãŸã‚Šã—ã¾ã™ï¼Ž å†…å®¹ã®ã¾ã¨ã‚ ã‚¹ãƒ©ã‚¤ãƒ‰ã¯90æžšã‚ã‚Šã¾ã™ï¼Žã–ã£ãã‚Šã¾ã¨ã‚ãŸå†…å®¹ã‚’ä»¥ä¸‹ã«ç¤ºã—ã¾ã™ï¼Ž æ¦‚æ³ 140ã‚µãƒ¼ãƒã«1æ—¥10å›žã®ãƒ‡ãƒ—ãƒã‚¤ã‚’å®Ÿæ–½ã—ã¦ã„ã‚‹ï¼ˆãƒ”ãƒ¼ã‚¯æ™‚ï¼‰ ã‚³ãƒ¼ãƒ‰ãƒ™ãƒ¼ã‚¹ãŒå¤§ãã„ ãƒ¢ãƒ‡ãƒ«ã ã‘ã§ç´„ 69K LOC ãƒ—ãƒãƒ€ã‚¯ãƒˆã‚³ãƒ¼ãƒ‰ã¨ãƒ†ã‚¹ãƒˆã‚³ãƒ¼ãƒ‰ã‚’åˆã‚ã›ã‚‹ã¨ç´„ 319K LOC ãƒ‡ãƒ—ãƒã‚¤ã®ãƒ«ãƒ¼ãƒ« CIã®ãƒ“ãƒ«ãƒ‰ãŒæˆåŠŸã—ãŸãƒªãƒ“
raimon49 2015/02/01
over SSHãªpushã§ãªããƒ‡ãƒ—ãƒã‚¤å…ˆã‹ã‚‰pullã•ã›ã‚‹ã€‚

Capistrano

CI

SSH

cookpad

deployment

performance
ãƒªãƒ³ã‚¯
Speed Up Git (5x to 50x) - interrobengâ€½
Note: Results may vary, depending on distance from your Git servers. In my completely unscientific benchmarks using time, after the following steps, git pull went from ~5s, using GitHub, to ~0.1s, using EC2 on AWS Singapore. Why? 1 2 3 4 $ time git pull Already up-to-date. real 0m5.075s 5 seconds just to tell you that your Git repository is already up-to-date? Unaccepta ble. Enable SSH Connection S
raimon49 2013/09/06
Git

SSH

backup

performance
ãƒªãƒ³ã‚¯
githubã‹ã‚‰ã®cloneãŒé…ã‹ã£ãŸã‚‰ ~/.ssh/config ã«ã‚³ãƒ¬æ›¸ã„ãŸã‚‰æ”¹å–„ã™ã‚‹
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raimon49 2013/01/16
Compression yes Ciphers arcfour256

Git

GitHub

SSH

encryption

performance
ãƒªãƒ³ã‚¯
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raimon49 2010/09/10
CentOSã€€ç¨¼åƒãƒ‡ãƒ¼ãƒ¢ãƒ³

CentOS

Security

SSH

performance

howto

sakura

memory
ãƒªãƒ³ã‚¯
1