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synchalt id:synchalt

Kernelã«é–¢ã™ã‚‹synchaltã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯ (9)

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Kernel 2.2.x ã«ãŠã‘ã‚‹ãƒ‡ã‚£ã‚¹ã‚¯ã®åŒæœŸã€éžåŒæœŸã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹å·®
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synchalt 2009/06/05
linux

kernel

performance

unix

tuning

ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°

filesystem

sar

vmstat

ãƒšãƒ¼ã‚¸ãƒ³ã‚°
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Kernel/Internal/ãƒ—ãƒã‚»ã‚¹ç®¡ç†/ã‚¹ãƒ¬ãƒƒãƒ‰ - PukiWiki
LinuxThreads glibcã«å®Ÿè£…ã•ã‚Œã¦ã„ã‚‹ã‚¹ãƒ¬ãƒƒãƒ‰ Kernel2.0ã‹ã‚‰ã‚µãƒãƒ¼ãƒˆã•ã‚Œã‚‹ã‚ˆã†ã«ãªã£ãŸ__clone() ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã‚’åˆ©ç”¨ã™ã‚‹ã“ã¨ã«ã‚ˆã£ã¦ã€ã‚«ãƒ¼ãƒãƒ«ãƒ¬ãƒ™ãƒ«ã‚¹ãƒ¬ãƒƒãƒ‰ãŒåˆ©ç”¨å¯èƒ½ã«ãªã£ãŸã€‚ å®Ÿéš›ã«ã€ã“ã® __clone() ã‚’åˆ©ç”¨ã—ã¦ä½œæˆã•ã‚ŒãŸPthread ãƒ©ã‚¤ãƒ–ãƒ©ãƒªã§ã‚ã‚‹ linuxthreads (glibcç‰ˆ)ã®ã‚½ãƒ¼ã‚¹ã‚³ãƒ¼ãƒ‰ã«ã¯ã€ä»¥ä¸‹ã®ã‚ˆã†ãªè¨˜è¿°ã‚’è¦‹ã¤ã‘ã‚‹ã“ã¨ãŒã§ãã‚‹ã€‚ /* Do the cloning */ pid = __clone(pthread_start_thread, (void **) new_thread, CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND | __pthread_sig_cancel, new_thread); ã“ã®ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ«ã¯ Linux ã«å›ºæœ‰ã§ã‚ã‚Šã€ã¹ã£ãŸã‚Šã¨ Li
synchalt 2009/06/04
Linux

Kernel

ã‚«ãƒ¼ãƒãƒ«

2.0

2.2

2.4

Thread

ã‚¹ãƒ¬ãƒƒãƒ‰

NPTL

java
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Fedora Core 6 ã‚«ãƒ¼ãƒãƒ«å†æ§‹ç¯‰æˆåŠŸã€‚å…¨æ‰‹é †å…¬é–‹ï¼ï¼ˆåŠ¹æžœã¯ãƒ»ãƒ»ãƒ»ï¼Ÿï¼‰ - ãŠãã‚‰ãã‚¹ãƒ”ãƒ¼ãƒ‡ã‚£ãƒãƒ§ãƒƒãƒ—
synchalt 2007/08/20
Linux

kernel

å†æ§‹ç¯‰

ã‚«ãƒ¼ãƒãƒ«

Fedora

Core

6

FC6
ãƒªãƒ³ã‚¯
DELL PowerEdge FreeOS ã‚µãƒãƒ¼ãƒˆæƒ…å ± - Open Source Solution Technology Corporation
64bitã®Fedora Coreã‚’ä½¿ç”¨ã™ã‚Œã°ã€8GBãƒ¡ãƒ¢ãƒªã‚‚æ£å¸¸ã«èªè˜ã—ã€ä½¿ç”¨å¯èƒ½ã§ã™ã€‚ 32bitã®Fedora Coreã®å ´åˆã€4GBã¾ã§ã—ã‹èªè˜ã—ã¾ã›ã‚“ã€‚ ä»¥ä¸‹ã«ã¦å¤§ãã„ãƒ¡ãƒ¢ãƒªã«å¯¾å¿œã—ãŸkernelã‚’ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ã—ã¾ã™ã€‚ # yum install kernel-PAE ãŸã ã—ã€å¿…ãšæœ€æ–°ã®PAE kernelã‚’ä½¿ç”¨ã—ã¦ãã ã•ã„ã€‚ ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«CDã‚„DVDã®PAE kernelã§ã¯ã€AMD PowerNow!ã«ã‚ˆã‚‹BUGãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ãŒ/var/log/messagesã«è¡¨ç¤ºã•ã‚Œã¾ã™ã€‚ è©²å½“æ©Ÿç¨®ï¼šSC1435(RAID:SAS5i),6950(RAID:PERC5i) 64bitã®Fedora Coreã‚’ä½¿ç”¨ã™ã‚‹å ´åˆã€èµ·å‹•æ™‚ã‚„/var/log/messagesã«ä»¥ä¸‹ã®ãƒ¡ãƒƒã‚»ãƒ¼ã‚¸ãŒè¡¨ç¤ºã•ã‚Œã¾ã™ã€‚ clear_kernel_mapping: mapping has been split. w
synchalt 2007/08/15
linux

DELL

PAE

ãƒ¡ãƒ¢ãƒª

4Gä»¥ä¸Š

4GOver

kernel
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synchalt 2007/08/15
[PAE}

fedoracore

fedora

fc6

bug

ãƒã‚°

kernel
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IBM Developer
IBM Developer is your one-stop location for getting hands-on training and learning in-demand skills on relevant techno logies such as generative AI, data science, AI, and open source.
synchalt 2007/08/07
linux

kernel

web

2.4

2.6

æ¯”è¼ƒ

ã‚¹ãƒ¬ãƒƒãƒ‰

thread

NPTL
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http://www.mland.jp/~fedora/kernel-2.6.17-1.2257.html
synchalt 2007/07/25
Linux

kernel

å†æ§‹ç¯‰

FedoraCore5

FC5
ãƒªãƒ³ã‚¯
FrontPage - Linuxã‚«ãƒ¼ãƒãƒ«ãƒ¡ãƒ¢
Linux Kernel(2.6)ã®å®Ÿè£…ã«é–¢ã™ã‚‹ãƒ¡ãƒ¢æ›¸ã æ›¸ãæ®´ã£ã¦ã„ã‚‹ã®ã§æ›¸ãæ–¹/å†…å®¹ã«ãƒ ãƒ©ã‚ã‚Šã€‚ 3.6ç³»ã«é–¢ã™ã‚‹è¨˜è¿°ã¯ã€3.6ã€‘ã¨è¨˜è¼‰ã€‚ ã‚«ãƒ¼ãƒãƒ« ãƒ—ãƒã‚»ã‚¹ ãƒ—ãƒã‚»ã‚¹ã®Blockã¨Wakeup ãƒ—ãƒã‚»ã‚¹ã®å„ªå…ˆåº¦ ã‚³ãƒ³ãƒ†ã‚ã‚¹ãƒˆã‚¹ã‚¤ãƒƒãƒ ãƒ—ãƒªã‚¨ãƒ³ãƒ—ã‚·ãƒ§ãƒ³ ã‚¹ã‚±ã‚¸ãƒ¥ãƒ¼ãƒ© RunQueue WaitQueue WorkQueue ä¾‹å¤–å‡¦ç† å‰²ã‚Šè¾¼ã¿å‡¦ç† ãƒšãƒ¼ã‚¸ãƒ•ã‚©ãƒ«ãƒˆ ãƒšãƒ¼ã‚¸ãƒ•ã‚©ãƒ«ãƒˆ - å€‹ã€…ã®ãƒãƒ³ãƒ‰ãƒ© ã‚½ãƒ•ãƒˆå‰²ã‚Šè¾¼ã¿ ã‚·ã‚¹ãƒ†ãƒ ã‚³ãƒ¼ãƒ« æŽ’ä»–åˆ¶å¾¡é–¢é€£ ãƒ¢ã‚¸ãƒ¥ãƒ¼ãƒ« 64bitç’°å¢ƒã§ã®32bitãƒ—ãƒã‚»ã‚¹ã®å‹•ä½œ ãƒ¡ãƒ¢ãƒªç®¡ç† ã‚¢ãƒ‰ãƒ¬ã‚¹ç©ºé–“ ã‚¢ãƒ‰ãƒ¬ã‚¹ç©ºé–“ã®ç®¡ç† ã‚«ãƒ¼ãƒãƒ«ç©ºé–“ã®ãƒ¡ãƒ¢ãƒªãƒžãƒƒãƒ— 64bitã§ã®ã‚¢ãƒ‰ãƒ¬ã‚¹ç©ºé–“ HighMemory kmalloc,vmalloc ç‰©ç†ãƒšãƒ¼ã‚¸ç®¡ç† ã‚¹ãƒ©ãƒ–ã‚¢ãƒã‚±ãƒ¼ã‚¿ Rmap proc/meminfo ç©ºããƒšãƒ¼ã‚¸ã®ç¢ºä¿ kswapd Swap Swap - Swapé ˜
synchalt 2007/06/27
linux

kernel

2.6

ãƒ¡ãƒ¢
ãƒªãƒ³ã‚¯
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å¤§è¦æ¨¡ã‚µã‚¤ãƒˆã®ç‚ºã®Linuxã‚«ãƒ¼ãƒãƒ«ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚° (Linux kernel tuning for large site) æ–‡è²¬: ã‚‚ã‚Šã‹ã‚ã²ã‚ã‹ãš * ** å¤§è¦æ¨¡ãªã‚µãƒ¼ãƒ“ã‚¹ã‚’è¡Œã†ã‚µãƒ¼ãƒOSã¨ã—ã¦ãŠã“ãªã†ã¹ã ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®å®šçŸ³ã«ã¤ã„ã¦è¨˜è¿°ã—ã¾ã™ kernelã®ãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¯2.4.31ã‚’å¯¾è±¡ã«ã—ã¦ã„ã¾ã™ (ã‚‚ã†2.6ã§ã—ã‚‡ã†) (2.4ç‰ˆã®ãƒ¡ãƒ³ãƒ†ã‚„ã‚ã¾ã™) OSã®ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆè¨å®šã¯ä¸€èˆ¬çš„ãªè¦æ¨¡ã‚’æƒ³å®šã—ã¦ã„ã¾ã™ ãã‚Œã‚’é€¸è„±ã™ã‚‹ã‚ˆã†ãªå¤§è¦æ¨¡ãªç”¨é€”(å¤§è¦æ¨¡ãªwebã‚µãƒ¼ãƒã€ web cache(squid)ã‚µãƒ¼ãƒã€ãƒãƒ¼ãƒãƒ£ãƒ«ãƒ‰ãƒ¡ã‚¤ãƒ³ã‚µãƒ¼ãƒ[ä»®æƒ³ã‚µãƒ¼ãƒ])ã«ä½¿ç”¨ã™ã‚‹ã«ã¯ã€ ã‚„ã¯ã‚Šãã‚Œãªã‚Šã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãŒå¿…è¦ã«ãªã£ã¦ãã¾ã™ ä»¥ä¸‹ã§ã€ãã®ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ã®å®šçŸ³ã‚’åˆ—æŒ™ã—ã¾ã™ (ãªãœãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°ãŒå¿…è¦ãªã®ã‹) (å€‹ã€…ã®å€¤ã«ã¤ã„ã¦ã¯å„ã‚µã‚¤ãƒˆã§èª¿ç¯€ã—ã¦ãã ã•ã„) (ä»¥ä¸‹ã®ãƒ‘ãƒ©ãƒ¡ãƒ¼ã‚¿ã¯ I
synchalt 2007/02/08
linux

kernel

ãƒãƒ¥ãƒ¼ãƒ‹ãƒ³ã‚°

2.4
ãƒªãƒ³ã‚¯
1