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tekimen id:tekimen

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æ–°Linuxã‚«ãƒ¼ãƒãƒ«è§£èªå®¤ - ãƒ‘ã‚±ãƒƒãƒˆå—ä¿¡å‡¦ç† ï½žEthernetãƒ‰ãƒ©ã‚¤ãƒ ãƒãƒ¼ãƒªãƒ³ã‚°å‡¦ç†ç·¨ï½ž - VA Linux ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ãƒ–ãƒã‚°
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tekimen 2024/12/14
linux

kernel

network
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UNIXã‚ˆ2038å¹´ã‚’è¶Šãˆã¦ã‚†ã‘
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tekimen 2024/09/18
tool

linux

unix
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crosvmã«ã¤ã„ã¦èª¿ã¹ã‚‹
tekimen 2024/02/29
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

crosvm

linux

bpf
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eBPFã«3æ—¥ã§å…¥é–€ã—ãŸè©± - CADDi Tech Blog
ã¯ã˜ã‚ã« eBPF ã¨ã¯ãªã«ã‹ ã–ã£ãã‚Šæ¦‚è¦ ã€ŒPacket Filterã€ãªã®ã«ã€ŒVirtual Machineã€? eBPFã§ãªã«ãŒã§ãã‚‹ã‹? ã‚«ãƒ¼ãƒãƒ«ã‚¤ãƒ™ãƒ³ãƒˆã®ãƒ•ãƒƒã‚¯ ãƒ¦ãƒ¼ã‚¶ãƒ¼ãƒ©ãƒ³ãƒ‰ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ã¨ã®ã‚„ã‚Šã¨ã‚Š eBPFã®ä¸»ãªç”¨é€” eBPFãŒæ³¨ç›®ã•ã‚Œã‚‹èƒŒæ™¯ eBPFã®ä»•çµ„ã¿ ã‚¢ãƒ¼ã‚ãƒ†ã‚¯ãƒãƒ£ã¨å‡¦ç†ãƒ•ãƒãƒ¼ ã‚«ãƒ¼ãƒãƒ«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã¨eBPFã®é•ã„ eBPFãƒ—ãƒã‚°ãƒ©ãƒ ã®ä½œã‚Šæ–¹ eBPFãƒ—ãƒã‚°ãƒ©ãƒ ã‚’ä½œã£ã¦ã¿ã‚‹ ç’°å¢ƒã®æº–å‚™ Hello world ã‚‚ã†å°‘ã—è¤‡é›‘ãªã‚µãƒ³ãƒ—ãƒ« ãã®ä»–ã®ã‚µãƒ³ãƒ—ãƒ« HTTPãƒªã‚¯ã‚¨ã‚¹ãƒˆã®ãƒ€ãƒ³ãƒ— TCPæŽ¥ç¶šå…ˆã®èª¿æŸ» tcplife dirtop filetop oomkill ã¾ã¨ã‚ eBPFã¯ãªã«ã«ä½¿ãˆã‚‹ã‹ å‚è€ƒã‚µã‚¤ãƒˆ ã¯ã˜ã‚ã« ã“ã‚“ã«ã¡ã¯ã€Platformãƒãƒ¼ãƒ ã®å°æ£®ã§ã™ã€‚ eBPF (extended Berkley Packet Filter) ã«ã¤ã„ã¦ã€2022å¹´8æœˆ2
tekimen 2024/02/28
linux

c

kernel

ebpf
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è«–æ–‡ç´¹ä»‹ï¼šFirecracker: Lightweight Virtualization for Serverless Applications
2020-03-31 è«–æ–‡ç´¹ä»‹ï¼šFirecracker: Lightweight Virtualization for Serverless Applications å…ƒè«–æ–‡ï¼šhttps://www.usenix.org/conference/nsdi20/presentation/agache 2018å¹´æœ«ã€AWS Lambdaã‚’æä¾›ã™ã‚‹ãŸã‚ã®ã‚·ã‚¹ãƒ†ãƒ ã¨ã—ã¦Firecrackerã¨ã„ã†ä»®æƒ³ãƒžã‚·ãƒ³ãƒ¢ãƒ‹ã‚¿ãƒ¼ï¼ˆVMMï¼‰ãŒã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã¨ã—ã¦å…¬é–‹ã•ã‚Œã¦æ³¨ç›®ã‚’é›†ã‚ã¾ã—ãŸã€‚ ã“ã®è«–æ–‡ã¯ã€ãã®ä¸èº«ã‚’è§£èª¬ãƒ»è©•ä¾¡ã™ã‚‹è«–æ–‡ã§ã™ã€‚ è«–æ–‡æ¦‚è¦ ã‚¿ã‚¤ãƒˆãƒ«ï¼šFirecracker: Lightweight Virtualization for Serverless Applications è‘—è€…ï¼š Alexandru Agache, Marc Brooker et al. ä¼šè°ï¼š17th USENIX Sympos
tekimen 2024/02/28
linux

VM

ä»®æƒ³ãƒžã‚·ãƒ³
ãƒªãƒ³ã‚¯
ã€ŽMacã§æ—¥æœ¬èªžãƒ•ã‚¡ã‚¤ãƒ«ã‚’gitã«ã‚³ãƒŸãƒƒãƒˆã™ã‚‹ã®ã‚„ã‚ã¦><ã€ã¨ã‚Šã‚ãšMacã¨Linuxã§äº’æ›æ€§ã®ãªã„æ—¥æœ¬èªžãƒ•ã‚¡ã‚¤ãƒ«ã‚’æŽ¢ã™ã‚¹ã‚¯ãƒªãƒ—ãƒˆæ›¸ã„ãŸ - Qiita
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tekimen 2023/12/28
mac

linux

æ–‡å—ã‚³ãƒ¼ãƒ‰

Unicode
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ãƒˆãƒ¼ãƒãƒ«ã‚ºæ°ã€Linuxé–‹ç™ºã®ç¾çŠ¶ã‚„ç”ŸæˆAIã«ã¤ã„ã¦èªžã‚‹
Linuxã®ç”Ÿã¿ã®è¦ªã§ã‚ã‚‹Linus Torvaldsæ°ã¯ã€ã“ã“ã—ã°ã‚‰ãè¡¨èˆžå°ã«é¡”ã‚’è¦‹ã›ã¦ã„ãªã‹ã£ãŸã€‚ã—ã‹ã—ã€Linux Foundationã®ãŒé–‹å‚¬ã—ãŸOpen Source Summit Japanã§ã¯ã€ä¹…ã€…ã«å¤šãã®è´è¡†ãŒã„ã‚‹å ´ã«å§¿ã‚’è¦‹ã›ã€åŒæ°ã®å‹äººã§ã‚ã‚Šã€Verizonã®ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹è²¬ä»»è€…ã‚’å‹™ã‚ã‚‹Dirk Hohndelæ°ã‚’ç›¸æ‰‹ã«å¯¾è«‡ã‚’è¡Œã„ã€Linuxã®ç¾çŠ¶ã«ã¤ã„ã¦èªžã£ãŸã€‚ 2äººã¯ã¾ãšã€æ¬¡ã®Linuxã‚«ãƒ¼ãƒãƒ«ãƒªãƒªãƒ¼ã‚¹ã§ã‚ã‚‹ã€ŒLinux 6.7ã€ã«ã¤ã„ã¦è©±ã—ãŸã€‚Torvaldsæ°ã¯ã€æ—¥æœ¬ã«å‘ã‹ã†ç›´å‰ã«ã€Linux 6.7ã®4ç•ªç›®ã®ãƒªãƒªãƒ¼ã‚¹å€™è£œç‰ˆã‚’ãƒªãƒªãƒ¼ã‚¹ã—ãŸã¨ã“ã‚ã ã£ãŸã€‚é †èª¿ã«è¡Œã‘ã°ã€ã‚¯ãƒªã‚¹ãƒžã‚¹é ƒã«Linuxã‚«ãƒ¼ãƒãƒ«ã®æ¬¡ã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã¦ã‚‚ä¸æ€è°ã§ã¯ãªã„ãƒšãƒ¼ã‚¹ã ã€‚ ã“ã®ã‚ˆã†ãªã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ«ã«ãªã£ãŸã®ã¯ã€Torvaldsæ°ãŒã€Œãƒžãƒ¼ã‚¸ã‚¦ã‚£ãƒ³ãƒ‰ã‚¦ã‚’ã‚¯ãƒªã‚¹ãƒžã‚¹ã®æ™‚æœŸã«æŒã£ã¦ãã¦ã€ã‚¯ãƒª
tekimen 2023/12/11
linux

programming
ãƒªãƒ³ã‚¯
Linux ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ« å¾¹åº•å…¥é–€
Linux ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã«ã¤ã„ã¦èª¿ã¹ãŸã“ã¨ã‚’ã¾ã¨ã‚ã‚‹ã€‚ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã®ä»•çµ„ã¿ã‚’ç†è§£ã™ã‚‹ã¨ã€ OS ã¨ã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³ãŒã©ã®ã‚ˆã†ã«é€£æºã—ã¦å‹•ã„ã¦ã„ã‚‹ã®ã‹ã‚’ç†è§£ã§ãã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚ ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã¯ CPU ã«ä¾å˜ã™ã‚‹å‡¦ç†ãŒå¤šã„ãŸã‚ã€ x86_64 ã«çµžã‚Šã¾ã™ã€‚ æ¤œè¨¼ç’°å¢ƒ]# cat /etc/redhat-release CentOS Linux release 8.0.1905 (Core) ]# uname -a Linux localhost.localdomain 4.18.0-80.11.2.el8_0.x86_64 #1 SMP Tue Sep 24 11:32:19 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux ]# cat /proc/cpuinfo | head processor : 0 vendor_id : GenuineInte
tekimen 2023/09/24
ã‚·ã‚¹ãƒ†ãƒ

ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

kernel

linux
ãƒªãƒ³ã‚¯
Chromium OS Docs - Linux System Call Table
Warning: This document is old & has moved. Please update any links: https://chromium.googlesource.com/chromiumos/docs/+/HEAD/constants/syscalls.md These are the system call numbers (NR) and their corresponding symbolic names. These vary significantly across architectures/ABIs, both in mappings and in actual name. This is a quick reference for people debugging things (e.g. seccomp failures). For mo
tekimen 2023/08/14
Chromium

ARM

OS

linux
ãƒªãƒ³ã‚¯
Linux Foundationã€æ—¥æœ¬èªžç‰ˆã€Œã‚»ã‚ãƒ¥ã‚¢ ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢é–‹ç™ºï¼šå®Ÿè£…ã€ãƒˆãƒ¬ãƒ¼ãƒ‹ãƒ³ã‚°ã‚’ç„¡æ–™æä¾›
Linux Foundationã¯ã€edXãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ã‚’é€šã˜ã¦ã€ã‚ªãƒ¼ãƒ—ãƒ³ã‚½ãƒ¼ã‚¹ã‚„ãã®ä»–ã®ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã®å®‰å…¨ãªä½¿ç”¨ãƒ»é–‹ç™ºã«ã¤ã„ã¦ã®ç„¡æ–™ã‚ªãƒ³ãƒ©ã‚¤ãƒ³ã‚³ãƒ¼ã‚¹ã€Œã‚»ã‚ãƒ¥ã‚¢ ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢é–‹ç™ºã€ã‚’æä¾›ã—ã¦ã„ã‚‹ã€‚ä»Šå›žç™ºè¡¨ã•ã‚ŒãŸã®ã¯ã€ç¬¬2éƒ¨ã®ã€Œã‚»ã‚ãƒ¥ã‚¢ ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢é–‹ç™ºï¼šå®Ÿè£…ï¼ˆLFD105-JPxï¼‰ã€ã€‚ æœ¬ãƒˆãƒ¬ãƒ¼ãƒ‹ãƒ³ã‚°ã¯3éƒ¨ã‹ã‚‰æ§‹æˆã•ã‚Œã¦ãŠã‚Šã€6æœˆã‹ã‚‰ç¬¬1éƒ¨ã€Œã‚»ã‚ãƒ¥ã‚¢ ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢é–‹ç™ºï¼šè¦ä»¶ã€è¨è¨ˆã€å†åˆ©ç”¨ï¼ˆLFD104-JPxï¼‰ã€ãŒæä¾›ã•ã‚Œã¦ã„ãŸã€‚ã€€åŒãƒˆãƒ¬ãƒ¼ãƒ‹ãƒ³ã‚°ã®å¯¾è±¡ã¯ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢é–‹ç™ºè€…ã€DevOpsãƒ—ãƒãƒ•ã‚§ãƒƒã‚·ãƒ§ãƒŠãƒ«ã€ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã€Webã‚¢ãƒ—ãƒªã‚±ãƒ¼ã‚·ãƒ§ãƒ³é–‹ç™ºè€…ã€ãŠã‚ˆã³å®‰å…¨ãªã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã®é–‹ç™ºæ–¹æ³•ã®å¦ç¿’ã«é–¢å¿ƒã®ã‚ã‚‹äººã€…ã€‚é™ã‚‰ã‚ŒãŸãƒªã‚½ãƒ¼ã‚¹ã§ã€æƒ…å ±ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ã‚’å‘ä¸Šã•ã›ã‚‹ãŸã‚ã®å®Ÿè·µçš„ãªæ‰‹é †ã«ç„¦ç‚¹ã‚’å½“ã¦ã¦ã„ã‚‹ã€‚æ”»æ’ƒã«å¼·ã„ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ã‚’é–‹ç™ºã™ã‚‹ãŸã‚ã®ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£ã®åŸºæœ¬ã€è„†å¼±æ€§ãŒæ‚ªç”¨ã•ã‚ŒãŸå ´åˆã®å®Ÿè·µçš„
tekimen 2023/07/26
linux

ã‚»ã‚ãƒ¥ãƒªãƒ†ã‚£
ãƒªãƒ³ã‚¯
ã«ã‹ã‚‰ãªã®ãƒ–ãƒã‚°
ã‚«ã‚¹ã‚¿ãƒ ã‚«ãƒ¼ãƒãƒ«ãŒã§ãã‚Œã°ã€ã‚ã¨ã¯I2Cé€šä¿¡ã®ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ãƒãƒ¼ãƒ‰ã—ã€ä»®æƒ³I2Cãƒ‡ãƒã‚¤ã‚¹ã‚’ä½œæˆã™ã‚Œã°ã€I2Cãƒ‡ãƒã‚¤ã‚¹ãŒç„¡ãã¦ã‚‚PCå†…ã§I2Cé€šä¿¡ãŒã§ãã‚‹ã‚ˆã†ã«ãªã‚Šã¾ã™ã€‚
tekimen 2022/06/16
linux

Ubuntu

udev
ãƒªãƒ³ã‚¯
Ubuntu/Caps-Lockã‚ãƒ¼ã‚’Ctrlã‚ãƒ¼ã«ã™ã‚‹æ–¹æ³• - Linuxã¨éŽã”ã™
2023-04-25 é€†å¼•ãUNIXã‚³ãƒžãƒ³ãƒ‰ é€†å¼•ãUNIXã‚³ãƒžãƒ³ãƒ‰/ã‚¿ãƒ¼ãƒŸãƒŠãƒ«ã§å‹•ä½œã™ã‚‹ãƒ“ã‚¸ãƒ¥ã‚¢ãƒ«ãªã‚¹ãƒˆãƒ¬ãƒ¼ã‚¸ä½¿ç”¨å®¹é‡ç¢ºèªã‚³ãƒžãƒ³ãƒ‰ 2022-12-12 Ubuntu/GUIæ“ä½œã®WakeOnLANãƒ»gWakeOnLan Ubuntu 2022-12-05 Ubuntu/Ubuntu22.04ã§ãƒ‡ã‚¹ã‚¯ãƒˆãƒƒãƒ—ã®ã‚¢ã‚¤ã‚³ãƒ³ã®ã‚µã‚¤ã‚ºã‚’å¤‰æ›´ã™ã‚‹æ‰‹é † 2022-08-25 Xubuntu/ç”»é¢ãŒå‹æ‰‹ã«ã‚ªãƒ•ã•ã‚Œã‚‹å ´åˆã®å¯¾å‡¦æ–¹æ³• 2022-08-11 Xubuntu 2022-07-26 Linuxç’°å¢ƒè¨å®š/Windowsãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®åå‰è§£æ±ºã¨å…±æœ‰ãƒ•ã‚©ãƒ«ãƒ€ã‚¢ã‚¯ã‚»ã‚¹æ–¹æ³• 2022-07-25 Xubuntu/Thunarã§ssh(sftp)æŽ¥ç¶šã—ãƒ•ã‚¡ã‚¤ãƒ«ãƒ–ãƒ©ã‚¦ã‚ºã™ã‚‹æ‰‹é † 2022-07-20 ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢/ãƒ‡ã‚¹ã‚¯ãƒˆãƒƒãƒ—/Plankã®è¨å®šç”»é¢ã‚’è¡¨ç¤ºã™ã‚‹ ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢/ãƒ‡ã‚¹ã‚¯ãƒˆãƒƒãƒ— ã‚½ãƒ•ãƒˆã‚¦ã‚§ã‚¢ 2022-
tekimen 2022/05/05
Ubuntu

linux

capslock
ãƒªãƒ³ã‚¯
å®Ÿè·µçš„ä½Žãƒ¬ã‚¤ãƒ¤ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°
ã¯ã˜ã‚ã« å¦æ ¡ã§ç¿’ã‚ãªã„ãŒ(ç¿’ã†å¦æ ¡ã‚‚ã‚ã‚‹)ã€ç¾å®Ÿã«å¿…è¦ã«ãªã‚‹ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°æŠ€è¡“ã«ã€ä½Žãƒ¬ã‚¤ãƒ¤ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ãªã©ã¨å‘¼ã°ã‚Œã‚‹ã‚‚ã®ãŒã‚ã‚‹ åŽ³å¯†ãªå®šç¾©ã¯èžã„ãŸã“ã¨ãŒãªã„ã—ã€ãŠãã‚‰ãå˜åœ¨ã—ãªã„ã¨ã¯æ€ã†ãŒã€å¤§ä½“ã®ã¿ã‚“ãªã®å…±é€šèªè˜ã¨ã—ã¦ã€ ã€Œé«˜ç´šãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã‚’ä½¿ã‚ãªã„ãƒ—ãƒã‚°ãƒ©ãƒ ã‚’æ›¸ãã€OSã§æŠ½è±¡åŒ–ã•ã‚Œãªã„ãƒ‡ãƒã‚¤ã‚¹ã®æ©Ÿèƒ½ã‚’ä½¿ã†ã€ã¨ã„ã£ãŸã‚ˆã†ãªèªè˜ãŒã‚ã‚‹ã¨æ€ã†ã€‚ ç†è€…ã®çµŒé¨“ã‹ã‚‰è¨€ã‚ã›ã¦ã‚‚ã‚‰ã†ãªã‚‰ã°ã€ä½Žãƒ¬ã‚¤ãƒ¤ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«é–¢ã™ã‚‹çŸ¥è˜ã¯ã€ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«ãŠã„ã¦ã‚ã‚‰ã‚†ã‚‹å ´é¢ã§ã€å¸¸ã«ã€å°‘ã—ãšã¤å½¹ç«‹ã¦ã‚‰ã‚Œã‚‹çŸ¥è˜ã ã¨è¨€ãˆã‚‹ã¨æ€ã†ã€‚ æ™®æ®µã¯Rubyã‚„PHPãªã©ã‚’æ›¸ã„ã¦ã‚‹äººã§ã‚ã£ãŸã¨ã—ã¦ã‚‚ã€ãƒ¡ãƒ¢ãƒªãŒè¶³ã‚Šãªããªã£ãŸå ´åˆã‚„ã€ãƒ‡ãƒãƒƒã‚¬ã‚’ä½¿ã£ã¦ã„ã‚‹å ´åˆã€æ€§èƒ½ãŒè¶³ã‚Šãªããªã£ãŸå ´åˆãªã©ã€ åŽ³ã—ã„ç’°å¢ƒã«ãŠã‹ã‚ŒãŸæ™‚ã«ä½Žãƒ¬ã‚¤ãƒ¤ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°ã«é–¢ã™ã‚‹çŸ¥è˜ãŒå¿…ãšå½¹ã«ç«‹ã¤å ´é¢ãŒæ¥ã‚‹ã¨ä¿¡ã˜ã¦ã„ã‚‹ã€‚ ã¾ãŸã€å½¹ã«ç«‹ã¤ã‹ã©ã†ã‹ã¯ç½®ã„ã¦ãŠã„ã¦ã‚‚ã€ã€Œ
tekimen 2020/07/14
ãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°

linux

OS

cpu

ãƒ—ãƒã‚°ãƒ©ãƒ

ã‚³ãƒ³ãƒ‘ã‚¤ãƒ©
ãƒªãƒ³ã‚¯
https://www.oldlinux.org/Linus/911010.pdf
tekimen 2019/08/30
linux
ãƒªãƒ³ã‚¯
linux systemã«ãŠã‘ã‚‹initã®æœ€æœŸ
Linux Advent Calender 2018ã®ï¼‘ï¼˜æ—¥ç›®ã§ã™ã€‚ å…ƒã€…ã®äºˆå®šã¯ãƒœãƒ„ã«ãªã£ãŸ!?ã®ã§ ã¡ã‚‡ã£ã¨å¤ã„è©±ã«ãªã‚Šã¾ã™ã€‚ ï¼—æ—¥ç›®ã®systemdç†è§£ã®ãƒ’ãƒ³ãƒˆ - systemdã®æ¦‚å¿µã¨æ´å²ã¨ç›¸åã™ã‚‹ã‚ˆã†ãªè¨˜äº‹ã§ã™ã€‚ å¤ã„æƒ…å ±ã‚‚å¿…è¦ã¨ã—ã¦ã„ã‚‹çµ„è¾¼ã‚‚ã‚“ã‚‚ã„ã‚‹ã®ã§ã€ãã®åŠ©ã‘ã¨ãªã‚Šã¾ã—ãŸã‚‰å¹¸ã„ã§ã™ã€‚ initã¨ã¯ PID=1ã¨ã—ã¦ã€ã‚«ãƒ¼ãƒãƒ«ã®åˆæœŸåŒ–ãŒçµ‚ã‚ã£ã¦åˆã‚ã¦ç”Ÿæˆã•ã‚Œã‚‹ãƒ—ãƒã‚»ã‚¹ã§ã™ã€‚ ãƒ¦ãƒ¼ã‚¶ãƒ©ãƒ³ãƒ‰ã§å¿…è¦ãªãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ãƒžã‚¦ãƒ³ãƒˆãƒ»ã‚·ã‚¹ãƒ†ãƒ è¨å®šãƒ»ã‚µãƒ¼ãƒ“ã‚¹ï¼ˆãƒ‡ãƒ¼ãƒ¢ãƒ³ï¼‰ã‚„ãƒ—ãƒã‚»ã‚¹èµ·å‹•ã‚’è¡Œã„ã¾ã™ã€‚ kernel parameterã« init=ã§initã‚³ãƒžãƒ³ãƒ‰ã‚’æŒ‡å®šã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚çœç•¥ã™ã‚‹ã¨ /sbin/initãªã©ãŒå‚ç…§ã•ã‚Œã¾ã™ã€‚ init=/etc/preinit ã“ã“ã§ã¯ çµ„è¾¼è£…ç½®ã‚’å‰æã¨ã—ã¦ã€busyboxã®initã‚’æƒ³å®šã—ã¾ã™ è¨å®šãƒ•ã‚¡ã‚¤ãƒ« initãŒèµ·å‹•ã™ã‚‹ã¨ã€ä»¥ä¸‹ã®ãƒ•ã‚¡
tekimen 2018/12/19
linux

kernel
ãƒªãƒ³ã‚¯
Linuxã§ã®ãƒ“ãƒ«ãƒ‰æ–¹æ³•
Ubuntu 16.04 LTSã‚’ä½¿ã£ãŸå ´åˆã®ãƒ“ãƒ«ãƒ‰æ–¹æ³•ã‚’èª¬æ˜Žã—ã¾ã™ã€‚ å¿…è¦ãªãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« Terminalã‚¢ãƒ—ãƒªã‚’é–‹ãã€ä»¥ä¸‹ã‚’å®Ÿè¡Œã—ã¾ã™ã€‚ãƒ“ãƒ«ãƒ‰ã«å¿…è¦ãªãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ãŒå…¨ã¦ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã•ã‚Œã¾ã™ãŒã€ãƒ“ãƒ«ãƒ‰è¨å®šã«ã‚ˆã£ã¦ã¯ä¸è¦ãªãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚‚å¤§é‡ã«å«ã¾ã‚Œã¦ã„ã¾ã™ã€‚ï¼ˆè¡Œé ã®$ã¯ãƒ—ãƒãƒ³ãƒ—ãƒˆã‚’ç¤ºã—ã¦ãŠã‚Šã€å®Ÿéš›ã«ã¯å…¥åŠ›ä¸è¦ã§ã™ã€‚ï¼‰ â€»ã‚‚ã—ã‚‚ã€E: You must put some 'source' URIs in your sources.list ã¨ã„ã†ã‚¨ãƒ©ãƒ¼ãŒè¡¨ç¤ºã•ã‚ŒãŸå ´åˆã¯ã€/etc/apt/sources.list ã‚’ç·¨é›†ã—ã¦ deb-src ã‚¨ãƒ³ãƒˆãƒªãƒ¼ã‚’æœ‰åŠ¹åŒ–ã™ã‚‹å¿…è¦ãŒã‚ã‚Šã¾ã™ã€‚ build-dep ã‚³ãƒžãƒ³ãƒ‰ã‚’ä½¿ã‚ãšã«ã€ãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã‚’å€‹åˆ¥ã«ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã™ã‚‹ã«ã¯ä»¥ä¸‹ã‚’å®Ÿè¡Œã—ã¾ã™ã€‚
tekimen 2018/09/18
vim

linux

install
ãƒªãƒ³ã‚¯
æœ¬ã®è™«: Linusã€ä»Šã¾ã§ã®è¡Œã„ã‚’è¬ç½ªã—ä¸€æ™‚çš„ã«ã‚«ãƒ¼ãƒãƒ«ãƒ¡ãƒ³ãƒ†ãƒŠãƒ¼ã®ç«‹å ´ã‚’é€€ã„ã¦äººã®æ°—æŒã¡ã‚’å‹‰å¼·ã—ã¦ãã‚‹ã¨ç™ºè¨€
Linusã€ä»Šã¾ã§ã®è¡Œã„ã‚’è¬ç½ªã—ä¸€æ™‚çš„ã«ã‚«ãƒ¼ãƒãƒ«ãƒ¡ãƒ³ãƒ†ãƒŠãƒ¼ã®ç«‹å ´ã‚’é€€ã„ã¦äººã®æ°—æŒã¡ã‚’å‹‰å¼·ã—ã¦ãã‚‹ã¨ç™ºè¨€ å®Œå…¨ã«èƒŒæ™¯äº‹æƒ…ã‚’èª¿ã¹ä¸Šã’ãŸã‚ã‘ã§ã¯ãªã„ã®ã ãŒã€ã©ã†ã‚‚LinusãŒæ¯Žå¹´å‚åŠ ã—ã¦ã„ã‚‹Linuxã‚«ãƒ¼ãƒãƒ«ã®ä¼šè°ã«ã€LinusãŒã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’é–“é•ãˆã¦å‚åŠ ã§ããªããªã‚‹ã¨ã„ã†äº‹æ…‹ãŒç™ºç”Ÿã—ãŸã€‚å½“ã®Linus æœ¬äººã¯ã‚‚ã†20å¹´ã‚‚ç¶šã„ã¦ã„ã‚‹ä¼šè°ã ã—è‡ªåˆ†ãŒã„ãªãã¦ã‚‚ã‚„ã£ã¦ã„ã‘ã‚‹ã ã‚ã†ã¨æ¥½è¦³è¦–ã—ã¦ã„ãŸãŒã€ä¼šè°è‡ªä½“ãŒLinusã®éƒ½åˆã«ã‚ã‚ã›ã¦ãƒªã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ«ã•ã‚ŒãŸã€‚ Linuxã«ãŠã„ã¦Linus Torvaldsã¨ã„ãˆã°ç¬¬ä¸€äººè€…ã§ã‚ã‚Šæ¥µã‚ã¦é‡è¦ãªå˜åœ¨ã§ã€ãã®LinusãŒæ¯Žå¹´å‚åŠ ã—ã¦ã„ã‚‹é‡è¦ãªä¼šè°ã«LinusãŒå‚åŠ ã§ããªã„ã¨ã‚ã‚Œã°ã€ãã®ä»–ã®ã‚ã‚‰ã‚†ã‚‹ã‚³ã‚¹ãƒˆã‚’åº¦å¤–è¦–ã—ã¦æ ¹å›žã—èª¿æ•´ã‚’è¡Œã„ã€LinusãŒå‚åŠ ã§ãã‚‹ã‚ˆã†ã«ã‚¤ãƒ™ãƒ³ãƒˆå…¨ä½“ã®ãƒªã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’è¡Œã†ã®ã¯äººé–“ã®æ„Ÿæƒ…ã‹ã‚‰è€ƒãˆã¦å½“ç„¶ã§ã‚ã‚‹ã€‚ã—ã‹ã—å½“ã®Linus æœ¬äººã¯ä»–äººã®æ„Ÿæƒ…
tekimen 2018/09/17
é–‹ç™º

linux

ã‚³ãƒŸãƒ¥ãƒ‹ãƒ†ã‚£
ãƒªãƒ³ã‚¯
ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã‚µã‚¤ã‚ºã®æ‹¡å¼µæ™‚ã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚¢ã‚¯ã‚»ã‚¹ãŒã‚¹ãƒãƒ¼ãƒ€ã‚¦ãƒ³ã™ã‚‹å•é¡Œã®è§£æ±º - Cybozu Inside Out | ã‚µã‚¤ãƒœã‚¦ã‚ºã‚¨ãƒ³ã‚¸ãƒ‹ã‚¢ã®ãƒ–ãƒã‚°
ã¯ã˜ã‚ã« ã“ã‚“ã«ã¡ã¯ã€æŠ€è¡“é¡§å•ã®satã§ã™ã€‚ ã‚µã‚¤ãƒœã‚¦ã‚ºã§ã¯ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã‚µã‚¤ã‚ºæ‹¡å¼µæ™‚ã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã‚¢ã‚¯ã‚»ã‚¹ãŒã‚¹ãƒãƒ¼ãƒ€ã‚¦ãƒ³ã™ã‚‹ã¨ã„ã†å•é¡Œã«é•·å¹´æ‚©ã¾ã•ã‚Œã¦ãã¾ã—ãŸã€‚æœ¬è¨˜äº‹ã§ã¯é‹ç”¨æœ¬éƒ¨ã®è—¤ç”°ã¨æ·±è°·ãŒã“ã®å•é¡Œã‚’è§£æ±ºã—ãŸæµã‚Œã«ã¤ã„ã¦å ±å‘Šã„ãŸã—ã¾ã™ã€‚å•é¡Œã‚’è§£æ±ºã™ã‚‹ãŸã‚ã«2äººã¯Linuxã‚«ãƒ¼ãƒãƒ«ã‚’ä¿®æ£ã—ã¾ã—ãŸã€‚ä¿®æ£ã¯ç¤¾å†…ã«é–‰ã˜ãŸã‚‚ã®ã§ã¯ãªãã€åŸ·ç†å½“æ™‚ã®æœ€æ–° Linuxã‚«ãƒ¼ãƒãƒ«ã§ã‚ã‚‹v4.17ã«ãƒžãƒ¼ã‚¸ã•ã‚Œã¦ã„ã¾ã™ã€‚ å•é¡Œ ä»¥ä¸‹ã®æ“ä½œã®å¾Œã«ãƒ‡ãƒ¼ã‚¿ãƒ™ãƒ¼ã‚¹ã¸ã®ã‚¢ã‚¯ã‚»ã‚¹ãŒä¸€æ™‚çš„ã«ã‚¹ãƒãƒ¼ãƒ€ã‚¦ãƒ³ã™ã‚‹ ãƒ–ãƒãƒƒã‚¯ãƒ‡ãƒã‚¤ã‚¹ã®ã‚µã‚¤ã‚ºã‚’æ‹¡å¼µã™ã‚‹ ä¸Šè¨˜ãƒ‡ãƒã‚¤ã‚¹ä¸Šã«ã‚ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ã‚µã‚¤ã‚ºã‚’æ‹¡å¼µã™ã‚‹ åŽŸå› linuxã‚«ãƒ¼ãƒãƒ«ã¯ãƒ–ãƒãƒƒã‚¯ãƒ‡ãƒã‚¤ã‚¹ã®ã‚µã‚¤ã‚ºå¤‰æ›´(ç¸®å°ãŠã‚ˆã³æ‹¡å¼µ)æ™‚ã«ã€å½“è©²ãƒ‡ãƒã‚¤ã‚¹ä¸Šã«ã‚ã‚‹ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ãƒšãƒ¼ã‚¸ã‚ãƒ£ãƒƒã‚·ãƒ¥(å¾Œè¿°)ã‚’ç„¡åŠ¹åŒ–ã™ã‚‹*1 è§£æ±ºæ–¹æ³• ãƒ–ãƒãƒƒã‚¯ãƒ‡ãƒã‚¤ã‚¹ã®ã‚µã‚¤ã‚ºæ‹¡å¼µæ™‚ã«ã¯ãƒšãƒ¼ã‚¸ã‚ãƒ£ãƒƒã‚·ãƒ¥ã‚’ç„¡åŠ¹
tekimen 2018/06/28
linux

kernel
ãƒªãƒ³ã‚¯
Linuxã®ãƒ†ã‚¹ãƒˆç”¨ã«ã€ãƒãƒ³ã‚°ã‚¢ãƒƒãƒ—ã‚„ãƒ‘ãƒ‹ãƒƒã‚¯çŠ¶æ…‹ã«ã™ã‚‹ã‚«ãƒ¼ãƒãƒ«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ä½œã£ã¦ã¿ãŸ - ã®ã´ã´ã®ãƒ¡ãƒ¢
ãƒ†ã‚¹ãƒˆã®ãŸã‚ã«ã€AWSã®Amazon Linuxã®ã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã‚’ã‚«ãƒ¼ãƒãƒ«ãƒ¬ãƒ™ãƒ«ã§ãƒãƒ³ã‚°ã‚¢ãƒƒãƒ—ã•ã›ãŸã‹ã£ãŸã®ã§ã€ãƒ†ã‚¹ãƒˆç”¨ã®ã‚«ãƒ¼ãƒãƒ«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã‚’ä½œã£ã¦ã¿ã¾ã—ãŸã€‚ ã§ãã‚‹ã“ã¨ ã‚«ãƒ¼ãƒãƒ«ã®ãƒãƒ³ã‚°ã‚¢ãƒƒãƒ—(pingå¿œç”ã‚‚ã§ããªã„ãƒ¬ãƒ™ãƒ«ã€‚ãƒ—ãƒªã‚¨ãƒ³ãƒ—ã‚·ãƒ§ãƒ³ã‚’disableã«ã—ã¦å®Ÿç¾) ä¸é€”åŠç«¯ãªãƒãƒ³ã‚°ã‚¢ãƒƒãƒ—(pingå¿œç”ã¯å¸°ã‚‹ãƒ¬ãƒ™ãƒ«ã€‚ãƒªã‚¨ãƒ³ãƒ—ã‚·ãƒ§ãƒ³ã¯enable) ã‚«ãƒ¼ãƒãƒ«ãƒ‘ãƒ‹ãƒƒã‚¯(echo c > /proc/sysrq-triggerã¨åŒã˜) ä½¿ã„æ–¹ ã‚«ãƒ¼ãƒãƒ«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®ãƒ“ãƒ«ãƒ‰ ã‚³ãƒ¼ãƒ‰ã¯GitHubã«ã‚ã‚Šã¾ã™ã€‚ github.com (1) å¿…è¦ãªãƒ‘ãƒƒã‚±ãƒ¼ã‚¸ã®ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ« ã‚«ãƒ¼ãƒãƒ«ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ«ã®ãƒ“ãƒ«ãƒ‰ã«ã€gccã¨kernel-develãŒå¿…è¦ã«ãªã‚Šã¾ã™ã€‚(Amazon Linuxã®å ´åˆ) sudo yum -y install git gcc kernel-devel(2) ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã‚’ãƒãƒ¼ã‚«ãƒ«ã«æŒã£
tekimen 2018/05/20
kernel

linux
ãƒªãƒ³ã‚¯
RHEL 7.5 ã§ Python 2.7 ãŒ deprecated ã«ãªã‚Šã¾ã—ãŸ - methaneã®ãƒ–ãƒã‚°
Red Hat Enterprise Linux 7.5 ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã€ãã®ãƒªãƒªãƒ¼ã‚¹ãƒŽãƒ¼ãƒˆã§ "Python 2 has been deprecated" ã¨ã‚¢ãƒŠã‚¦ãƒ³ã‚¹ã•ã‚Œã¾ã—ãŸã€‚ Chapter 54. Deprecated Functionality - Red Hat Customer Portal Python 2 has been deprecated Python 2 will be replaced with Python 3 in the next Red Hat Enterprise Linux (RHEL) major release. æ¬¡ã®ãƒ¡ã‚¸ãƒ£ãƒ¼ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã§ã¯ Python 2 ãŒ Python 3 ã«ç½®ãæ›ãˆã‚‰ã‚Œã‚‹ã‹ã‚‰ã€ RHEL 7.5 ã‹ã‚‰ Python 2.7 ãŒ deprecated æ‰±ã„ã«ãªã‚‹ã¨ã„ã†ã“ã¨ã§ã™ã€‚ Ubuntu 18.04 LTS ã§ã¯ m
tekimen 2018/04/12
python

Ubuntu

linux

RedHat
ãƒªãƒ³ã‚¯
1 2 æ¬¡ã®ãƒšãƒ¼ã‚¸