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ã€ŒRed Hat Enterprise Linux 6.6ã€ãƒ™ãƒ¼ã‚¿ç‰ˆãŒãƒªãƒªãƒ¼ã‚¹
Steven J. Vaughan-NicholsÂ ï¼ˆSpecial to ZDNET.comï¼‰Â ç¿»è¨³æ ¡æ£ï¼šÂ ç·¨é›†éƒ¨ 2014-08-13 13:11 ã€ŒRed Hat Enterprise Linuxï¼ˆRHELï¼‰ 7ã€ãŒãƒªãƒªãƒ¼ã‚¹ã•ã‚Œã€ã„ã¤ã§ã‚‚åˆ©ç”¨å¯èƒ½ã«ãªã£ã¦ã„ã‚‹ã‚‚ã®ã®ã€ãƒ¡ã‚¸ãƒ£ãƒ¼ã‚¢ãƒƒãƒ—ãƒ‡ãƒ¼ãƒˆã¨ãªã‚‹åŒãƒãƒ¼ã‚¸ãƒ§ãƒ³ã¸ã®ã‚¢ãƒƒãƒ—ãƒ‡ãƒ¼ãƒˆã«äºŒã®è¶³ã‚’è¸ã‚€ä¼æ¥ã‚‚ã‚ã‚‹ã€‚ã“ã†ã—ãŸä¼æ¥ã®ãŸã‚ã«Red Hatã¯ã€ŒRHEL 6.6ã€ã‚’ãƒªãƒªãƒ¼ã‚¹ã™ã‚‹è¨ˆç”»ã ã€‚ RHEL 6.6ã®ãƒ™ãƒ¼ã‚¿ç‰ˆã¯ç±³å›½æ™‚é–“8æœˆ12æ—¥ã«ãƒªãƒªãƒ¼ã‚¹ã•ã‚ŒãŸã€‚Red HatãŒã©ã®ã‚ˆã†ãªçµ„ç¹”ã«å‘ã‘ã¦ã“ã‚Œã‚’ãƒªãƒªãƒ¼ã‚¹ã—ãŸã®ã‹ã¯ã€åŒç¤¾ã®ç™ºè¡¨ã‚’èªã‚ã°æ˜Žã‚‰ã‹ã ã€‚ãã“ã«ã¯ã€RHEL 6.xã«ã‚ˆã£ã¦ã€Œå®‰å®šã—ã€å®Ÿç¸¾ã®ã‚ã‚‹ã€äºˆæ¸¬å¯èƒ½ãªãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ãŒæä¾›ã•ã‚Œã€ä¼æ¥ã®ãƒŸãƒƒã‚·ãƒ§ãƒ³ã‚¯ãƒªãƒ†ã‚£ã‚«ãƒ«ãªãƒ¯ãƒ¼ã‚¯ãƒãƒ¼ãƒ‰ã‚’å‡¦ç†ã™ã‚‹ãŸã‚ã®ä¿¡é ¼ã§ãã‚‹ã‚»ã‚ãƒ¥ã‚¢ãªãƒ—ãƒ©ãƒƒãƒˆãƒ•ã‚©ãƒ¼ãƒ ã‚’ç¶æŒã™ã‚‹ã¨ã„ã†ãƒ‹ãƒ¼ã‚ºã¨
yass 2014/09/15
" æ–°ãŸãªã‚½ã‚±ãƒƒãƒˆãƒãƒ¼ãƒªãƒ³ã‚°ã®å®Ÿè£…ã«ã‚ˆã‚‹ã€ãƒãƒƒãƒˆãƒ¯ãƒ¼ã‚¯ã®ãƒ¬ã‚¤ãƒ†ãƒ³ã‚·ã‚„ã‚¸ãƒƒã‚¿ãƒ¼ã®ä½Žæ¸›ã€‚ ã‚«ãƒ¼ãƒãƒ«ãƒãƒƒã‚¯æ‰‹æ³•ã®æ”¹å–„ã«ã‚ˆã‚‹ã€å¤§è¦æ¨¡ã‚·ã‚¹ãƒ†ãƒ ã«ãŠã‘ã‚‹CPUåˆ©ç”¨çŽ‡ã®å‘ä¸Šã€‚"

rhel

rhel6
ãƒªãƒ³ã‚¯
Red Hat Enterprise Linux 6.5 Delivers Precision Timing
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yass 2013/11/22
" With RHEL 6.5, Red Hat is now beginning to provide limited support for the new Docker container technology. "

docker

rhel6

container

virtualization
ãƒªãƒ³ã‚¯
cgroupã§ã€ãŠæ‰‹è»½CPUä½¿ç”¨çŽ‡åˆ¶é™ - æµ·é¦¬ã®ã‹ã‚ã‚Š
å…ˆæ—¥ç„¡å„Ÿå…¬é–‹ã•ã‚ŒãŸSoftetherã‚’Amazon EC2ã®microã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã¸å…¥ã‚Œã¦ã¿ãŸã€‚ ã—ã‹ã—CPUæ€§èƒ½ãŒã—ã‚‡ã¼ã„ã®ã‹ã€æš—å·åŒ–å‡¦ç†ã«çµæ§‹è² è·ãŒã‹ã‹ã‚‹ã®ã‹ã€CPUã‚’ä½¿ã„æžœãŸã—ã¦ã—ã¾ã†äº‹æ…‹ã«ã€‚ ã•ã‚‰ã«ã¯ä»®æƒ³ç’°å¢ƒã¨ã„ã†ã“ã¨ã§stealãŒå¤šç™ºã—ã€è¼ªã‚’ã‹ã‘ã¦ä½¿ã„ç‰©ã«ãªã‚‰ãªã„ã€‚ â€»ã“ã‚Œã¯EC2/microã‚¤ãƒ³ã‚¹ã‚¿ãƒ³ã‚¹ã®ç‰¹æ€§ã‚‰ã—ã„ã€‚ http://qiita.com/it ems/8248ec4654cb809504c9 http://memo-off.blogspot.jp/2011/08/ec2-t1microcpu-steal.html ãã“ã§ä»Šå›žã¯croup/cgroupsã‚’ç”¨ã„ã¦å½“è©²ãƒ—ãƒã‚»ã‚¹ã®CPUä½¿ç”¨çŽ‡ã‚’åˆ¶é™ã€ã•ã‚‰ã«ã¯stealã‚‚ç™ºç”Ÿã—ãªã„ã‚ˆã†ã«ã™ã‚‹ã€‚ â€»croupã¯ã€Redhatç³»ãªã‚‰RHEL6/CentOS6ã‹ã‚‰åˆ©ç”¨å¯èƒ½ã€‚ ã¾ãšã¯ã€ä½•ã‚‚ã—ãªã„æ™‚ã®Softetherãƒ—ãƒã‚»ã‚¹(vpn
yass 2013/09/30
" micro / æš—å·åŒ–å‡¦ç†ã«çµæ§‹è² è·ãŒã‹ã‹ã‚‹ã®ã‹ã€CPUã‚’ä½¿ã„æžœãŸã—ã¦ã—ã¾ã†äº‹æ…‹ã« / croup/cgroupsã‚’ç”¨ã„ã¦å½“è©²ãƒ—ãƒã‚»ã‚¹ã®CPUä½¿ç”¨çŽ‡ã‚’åˆ¶é™ã€ã•ã‚‰ã«ã¯stealã‚‚ç™ºç”Ÿã—ãªã„ã‚ˆã†ã« / 1ç§’ã‚ãŸã‚Š0.25ç§’é–“ã€å˜ä¸€ã®CPUã‚’ä½¿ç”¨ã™ã‚‹ã‚ˆã†ã«æŒ‡å®š "

cgroup

ec2

rhel6

CPU

steal

micro instance
ãƒªãƒ³ã‚¯
Transparent HugepageTransparent Hugepage SupportSupport Red Hat Inc. Andrea Arcangeli aarcange at redhat.com KVM Forum 2010 Boston 9 Aug 2010 Copyright Â© 2010 Red Hat Inc. Benefit of hugepagesBenefit of hugepages âž¢ Enlarge TLB size âž¢ TLB is separate
Transparent HugepageTransparent Hugepage SupportSupport Red Hat Inc. Andrea Arcangeli aarcange at redhat.com KVM Forum 2010 Boston 9 Aug 2010 Copyright Â© 2010 Red Hat Inc. Benefit of hugepagesBenefit of hugepages âž¢ Enlarge TLB size âž¢ TLB is separate for 4k and 2m pages âž¢ Speed up TLB miss âž¢ Need 3 accesses to memory instead of 4 to refill the TLB âž¢ Faster to allocate âž¢ Initial page fault huge spe
yass 2013/04/25
rhel6

thp

hugepage
ãƒªãƒ³ã‚¯
heise online â€“ IT news, guides and background information | heise online
yass 2013/01/08
rhel

rhel6

RFS

RPS

nic
ãƒªãƒ³ã‚¯
3.2. CPUfreq ã‚¬ãƒãƒŠãƒ¼ã®ä½¿ç”¨ | Red Hat Product Documentation
ã”ä½¿ç”¨ã®ã‚·ã‚¹ãƒ†ãƒ ã§é›»åŠ›æ¶ˆè²»ã¨ç™ºç”Ÿç†±é‡ã‚’ä½Žæ¸›ã™ã‚‹åŠ¹æžœçš„ãªæ–¹æ³•ã®ï¼‘ã¤ã¯ã€CPUfreq ã‚’ä½¿ç”¨ã™ã‚‹ã“ã¨ã§ã™ã€‚CPU é€Ÿåº¦ã‚¹ã‚±ãƒ¼ãƒ«ã¨ã‚‚å‘¼ã°ã‚Œã‚‹ CPUfreq ã«ã‚ˆã‚Šã€ãƒ—ãƒã‚»ãƒƒã‚µãƒ¼ã®ã‚¯ãƒãƒƒã‚¯é€Ÿåº¦ã‚’ã‚ªãƒ³ã‚¶ãƒ•ãƒ©ã‚¤ã§èª¿ç¯€ã§ãã¾ã™ã€‚ã“ã‚Œã«ã‚ˆã‚Šã€ã‚·ã‚¹ãƒ†ãƒ ã¯æ¸›é€Ÿã—ãŸã‚¯ãƒãƒƒã‚¯é€Ÿåº¦ã§ç¨¼åƒã—ã€ç¯€é›»ã—ã¾ã™ã€‚CPUfreq ã‚¬ãƒãƒŠãƒ¼ãŒã€ã‚¯ãƒãƒƒã‚¯é€Ÿåº¦ã®å¤‰æ›´ã€å‘¨æ³¢æ•°ã‚’å¤‰æ›ã™ã‚‹æ™‚æœŸã®æ±ºå®šã¨ã„ã£ãŸå‘¨æ³¢æ•°ã®å¤‰æ›ã«é–¢ã™ã‚‹è¦å‰‡ã‚’å®šç¾©ã—ã¾ã™ã€‚ ã‚¬ãƒãƒŠãƒ¼ã¯ã€ã‚·ã‚¹ãƒ†ãƒ ã® CPU ã®é›»åŠ›ç‰¹æ€§ã‚’å®šç¾©ã—ã€ã“ã‚Œã¯çµæžœçš„ã« CPU ã®ãƒ‘ãƒ•ã‚©ãƒ¼ãƒžãƒ³ã‚¹ã«å½±éŸ¿ã‚’ä¸Žãˆã¾ã™ã€‚ã‚¬ãƒãƒŠãƒ¼ã«ã¯ä½œæ¥è² è·ã«é–¢ã—ã¦ãã‚Œãžã‚Œç‰¹æœ‰ã®å‹•ä½œã€ç›®çš„ã€ãŠã‚ˆã³é©åˆæ€§ãŒã‚ã‚Šã¾ã™ã€‚ã“ã®ã‚»ã‚¯ã‚·ãƒ§ãƒ³ã§ã¯ã€CPUfreq ã‚¬ãƒãƒŠãƒ¼ã®é¸æŠžãŠã‚ˆã³è¨å®šæ–¹æ³•ã€å„ã‚¬ãƒãƒŠãƒ¼ã®ç‰¹æ€§ã€ãŠã‚ˆã³ã‚¬ãƒãƒŠãƒ¼ã«é©ã—ã¦ã„ã‚‹ä½œæ¥è² è·ã®ç¨®é¡žã«ã¤ã„ã¦èª¬æ˜Žã—ã¾ã™ã€‚
yass 2012/12/22
cpu

rhel6

linux
ãƒªãƒ³ã‚¯
OpenStack Compute â€“ talking to the chief architect - Inside Enterprise IT - Enterprise - Dell Community
Marketing Campaign Claims/Legal Disclaimers 1. Returns The 30-day return period is calculated from invoice date. Exceptions to Dell's standard return policy still apply, and certain products are not eligible for return at any time. See dell.com/returnpolicy. 2. Expedited Delivery: Expedited Delivery not available on certain TVs, monitors, batteries and adapters, and is available in Continental (ex
yass 2012/12/22
linux

nic

network

multiqueue

rhel6
ãƒªãƒ³ã‚¯
Tuning Your System With Tuned
by Wander Boessenkool (Red Hat) Tuning systems can be a time consuming art. Not only does it involve extensive profiling of your systems, as well as continuous monitoring, but keeping tuning setting applied continuously can be quite a chore as well. Especially if the tuning needs of your systems change throughout the day. Imagine a database system that is used to process orders from customers. In
yass 2012/12/22
tuned-adm

rhel6

linux

performance
ãƒªãƒ³ã‚¯
Red Hat Enterprise Linux Performance and Scalability May 2011 D. John Shakshober (Shak) Director Red Hat Performance Engineering Larry Woodman Consulting Engineer [email protected] [email protected] Agenda SectionÂ 1Â ÂÂ RHEL6Â Changes/Improvements Sec
Red Hat Enterprise Linux Performance and Scalability May 2011 D. John Shakshober (Shak) Director Red Hat Performance Engineering Larry Woodman Consulting Engineer [email protected] [email protected] Agenda SectionÂ 1Â ÂÂ RHEL6Â Changes/Improvements SectionÂ 2Â ÂÂ SystemÂ Overview SectionÂ 3Â ÂÂ AnalyzingÂ SystemÂ Performance SectionÂ 4Â ÂÂ TuningÂ RedÂ HatÂ EnterpriseÂ Linux SectionÂ 5Â ÂÂ PerformanceÂ AnalysisÂ andÂ Tu
yass 2012/12/22
rhel6

performance

tuned-adm

rhel
ãƒªãƒ³ã‚¯
2.5.2. Tuned-adm Red Hat Enterprise Linux 6 | Red Hat Customer Portal
é›»åŠ›ç®¡ç†ã‚¬ã‚¤ãƒ‰ 1. æ¦‚è¦ Expand section "1. æ¦‚è¦" Collapse section "1. æ¦‚è¦" 1.1. é›»åŠ›ç®¡ç†ã®é‡è¦æ€§ 1.2. é›»åŠ›ç®¡ç†ã®åŸºç¤Ž 2. é›»åŠ›ç®¡ç†ã®ç›£æŸ»ã¨åˆ†æž Expand section "2. é›»åŠ›ç®¡ç†ã®ç›£æŸ»ã¨åˆ†æž" Collapse section "2. é›»åŠ›ç®¡ç†ã®ç›£æŸ»ã¨åˆ†æž" 2.1. ç›£æŸ»ã¨åˆ†æžã®æ¦‚è¦ 2.2. PowerTOP 2.3. Diskdevstat ã¨ netdevstat 2.4. Battery Life Tool Kit 2.5. Tuned ãŠã‚ˆã³ ktune Expand section "2.5. Tuned ãŠã‚ˆã³ ktune" Collapse section "2.5. Tuned ãŠã‚ˆã³ ktune" 2.5.1. tuned.conf ãƒ•ã‚¡ã‚¤ãƒ« 2.5.2. Tuned-adm 2.6. Devi
yass 2012/12/22
rhel

linux

performance

tuned-adm

rhel6
ãƒªãƒ³ã‚¯
Performance Tuning Red Hat Enterprise Linux 6 Jeremy Eder, Sr. Software Engineer Performance Engineering Jeremy Eder2 Agenda Jeremy Eder3 (Real) Agenda... ï¬ Performance Tuning Theory ï¬ RHEL6 Performance Improvements ï¬ tuned ï¬ cgroups Architecture
Performance Tuning Red Hat Enterprise Linux 6 Jeremy Eder, Sr. Software Engineer Performance Engineering Jeremy Eder2 Agenda Jeremy Eder3 (Real) Agenda... ï¬ Performance Tuning Theory ï¬ RHEL6 Performance Improvements ï¬ tuned ï¬ cgroups Architecture and Deep-dive ï¬ CPU Performance Tuning/Power Management ï¬ Memory/NUMA Performance Tuning ï¬ Network Performance Tuning Jeremy Eder4 Performance Tuning Fo
yass 2012/12/12
linux

rhel6

performance

CPU

tuned-adm

rhel

10GbE
ãƒªãƒ³ã‚¯
ChapterÂ 4.Â CPU | Red Hat Product Documentation
The term CPU, which stands for central processing unit, is a misnomer for most systems, since central implies single, whereas most modern systems have more than one processing unit, or core. Physically, CPUs are contained in a package attached to a motherboard in a socket. Each socket on the motherboard has various connections: to other CPU sockets, memory controllers, interrupt controllers, and o
yass 2012/12/04
linux

RHEL

rhel6

cpu

numa
ãƒªãƒ³ã‚¯
ChapterÂ 8.Â Networking | Red Hat Product Documentation
yass 2012/12/04
rhel

nic

RPS

RFS

network

linux

rhel6
ãƒªãƒ³ã‚¯
breakage.orgÂ -Â ã“ã®ã‚¦ã‚§ãƒ–ã‚µã‚¤ãƒˆã¯è²©å£²ç”¨ã§ã™ï¼Â -Â breakage ãƒªã‚½ãƒ¼ã‚¹ãŠã‚ˆã³æƒ…å ±
This webpage was generated by the domain owner using Sedo Domain Parking. Disclaimer: Sedo maintains no relationship with third party advertisers. Reference to any specific service or trade mark is not controlled by Sedo nor does it constitute or imply its association, endorsement or recommendation.
yass 2012/11/28
cstate

rhel6

cpu

linux

tuned-adm
ãƒªãƒ³ã‚¯
Achieving Top Network Performance Mark Wagner Principal Engineer, Red Hat Inc. 06.27.12 Not Covered â— Bonding â— RHEL5 â— Wireless â— Coding examples â— Some mentions of tips Take Aways â— Awareness of the issues â— Awareness of tools â— Guideli
Achieving Top Network Performance Mark Wagner Principal Engineer, Red Hat Inc. 06.27.12 Not Covered â— Bonding â— RHEL5 â— Wireless â— Coding examples â— Some mentions of tips Take Aways â— Awareness of the issues â— Awareness of tools â— Guidelines Take Aways â— You will leave this discussion with: â— An understanding of some issues affecting server network performance â— Tools to help you evaluate your ne
yass 2012/11/28
rhel6

cstate

latency

network

tcp

rhel

10GbE
ãƒªãƒ³ã‚¯
æœ€è¿‘ã®Linuxã§æœ‰åŠ¹ã«ãªã£ã¦ã„ã‚‹I/Oãƒãƒªã‚¢æ©Ÿèƒ½ã¨ã€RDBã¸ã®å½±éŸ¿ | Unofficial DB2 BLOG
æ¯”è¼ƒçš„æ–°ã—ã„ã‚«ãƒ¼ãƒãƒ«ã‚’æŽ¡ç”¨ã—ãŸLinuxãƒ‡ã‚£ã‚¹ãƒˆãƒªãƒ“ãƒ¥ãƒ¼ã‚·ãƒ§ãƒ³ã§ã¯ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®I/Oãƒãƒªã‚¢ (I/O barrier)æ©Ÿèƒ½ãŒãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§æœ‰åŠ¹ã«ãªã£ã¦ã„ã¾ã™ã€‚ä¾‹ãˆã°Redhat Enterprise Linux (RHEL) 6ã‚„SUSE Linux Enterprise Server (SLES) 11ç‰ã¯ã‚¤ãƒ³ã‚¹ãƒˆãƒ¼ãƒ«ç›´å¾Œã®çŠ¶æ…‹ã§ext4ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®I/Oãƒãƒªã‚¢ãŒæœ‰åŠ¹ã«ãªã£ã¦ã„ã‚‹ã‚ˆã†ã§ã™ã€‚ I/Oãƒãƒªã‚¢ã¯ç°¡å˜ã«ã„ã†ã¨ã€ã€Œãƒãƒªã‚¢å‘½ä»¤ã€ã®å¾Œã§ç™ºè¡Œã•ã‚ŒãŸI/Oã¯ã€ãƒãƒªã‚¢å‘½ä»¤ã®å‰ã«ç™ºè¡Œã•ã‚ŒãŸI/Oã®å¾Œã«å¿…ãšå®Ÿè¡Œã•ã‚Œã‚‹ã‚ˆã†ã«ã™ã‚‹ä»•çµ„ã¿ã§ã™ã€‚ã¤ã¾ã‚ŠI/Oã®é †åºï¼ˆç‰©ç†ãƒ‡ã‚£ã‚¹ã‚¯ã«åæ˜ ã•ã‚Œã‚‹é †ç•ªï¼‰ã‚’ã¾ã‚‚ã‚‰ã›ã‚‹ä»•çµ„ã¿ã¨ã„ãˆã¾ã™ã€‚ ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã«I/Oãƒãƒªã‚¢æ©Ÿèƒ½ãŒè¿½åŠ ã•ã‚ŒãŸã®ã¯ã€ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ãŒä¸æ•´åˆãªçŠ¶æ…‹ã«ãªã‚‹å¯èƒ½æ€§ã‚’æ¸›ã‚‰ã™ãŸã‚ã§ã™ã€‚ ãã‚‚ãã‚‚ã€æ€¥ãªé›»æºæ–ã§ã‚‚ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®ä¸æ•´åˆãŒèµ·ã“
yass 2012/06/24
" ãƒ•ã‚¡ã‚¤ãƒ«ã‚·ã‚¹ãƒ†ãƒ ã®I/Oãƒãƒªã‚¢ (I/O barrier)æ©Ÿèƒ½ãŒãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§æœ‰åŠ¹ / ä¾‹ãˆã°Redhat Enterprise Linux (RHEL) 6 / MySQLã«ã¤ã„ã¦ã¯ã€æ¾ä¿¡ã•ã‚“ã®ãƒ—ãƒ¬ã‚¼ãƒ³è³‡æ–™ã§"xfsã¯I/Oãƒãƒªã‚¢ãŒãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§æœ‰åŠ¹ãªã®ã§æ¶ˆã™ã“ã¨"ã¨æ›¸ã‹ã‚Œã¦ã„ã¾ã™ã€‚"

linux

filesystem

io

barrier

database

mysql

rhel6
ãƒªãƒ³ã‚¯
1