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Topic: Moesi


  
  TR Forums :: View topic - MESI state transition diagram question
Also, I was trying to find out more information on the MOESI protocol, including state transition diagrams, but somehow all the information ended at MESI.
In case of the Illinois protocol, it would seem that the Flush isn't a proper flush (when going from Exclusive to Shared), but rather a broadcast so that the value may be picked up by the other interested caches.
The MOESI protocol was introduced in the paper, "A Class of Compatible Cache Consistency Protocols and their Support by the IEEE Futurebus," so that's probably the most definitive reference.
www.techreport.com /forums/viewtopic.php?p=522637   (869 words)

  
  Mmegi Online ::> news we need to know   (Site not responding. Last check: 2007-10-19)
Moesi seems to have already adapted herself well to the fast-pacing world by participating in matters of public concern.
Moesi was born some 44 years ago to a thriving business family in Kanye.
Moesi attributes her success to her own family and more especially to all those who have encouraged her to score high points in life.
www.mmegi.bw /2004/January/Monday19/67342036583.html   (591 words)

  
 Mmegi Online ::> news we need to know
Moesi says when she got married to Prince Moesi - a transport businessman - in 1982, her mother-in-law gave her a piece of land as a wedding present.
Moesi said that she enjoyed farming and most people were stunned by her passion as they considered it a job suitable for older people, specifically men.
Currently Moesi employs 25 people in the milling company alone but still needs more on the farm, but is unable to find more staff, as many people prefer to work office jobs, She stresses that the competition is very high for sorghum meal as they are competing with South African producers.
www.mmegi.bw /2005/September/Friday16/3283486361390.html   (1260 words)

  
 Moesi - Wikipedia, the free encyclopedia
Moesoi) were a Daco-Thracic tribe who inhabited part of what would become the Roman province of Moesia, which was named after them.
Thracologists suggest that the Moesi may have spoken a language or dialect intermediary between Dacian and Thracian.
Of their language or dialect, only a few items are recorded; their ethnonym (Moesoi, Moesi), some toponyms and anthroponyms, and a phytonym: Mendruta, the Moesian name for the False Helleborine (L. Veratrum nigrum) or the Beet (L. Beta vulgaris).
en.wikipedia.org /wiki/Moesi   (119 words)

  
 CMPE-521   (Site not responding. Last check: 2007-10-19)
MOESI (Modified, Owned, Exclusive, Shared, Invalid) state model is the standardization of snoopy cache protocols.
To determine a single owner in COSYM protocol, the MOESI protocol modified such that if read miss request is issued to an E block the block upgraded on O instead of S (as I mentioned above section) and this makes the processor that was initially in an E state, the owner of the shared block.
Also the MOESI protocol is briefly explained, which is the base protocol of COSYM, then COSYM protocol is described, which is the provide cache coherence in SYMNET.
cmpe.emu.edu.tr /gizem/CMPE521/521_final_proj.htm   (4628 words)

  
 Ace's Hardware
The main advantage of a MOESI protocol is on lock like data structures where you have a number of processors who are constantly looking at the data and in turn they each update it.
In a MOESI protocol, everyone starts with a shared copy and then P1 who is the owner, pushes out the update/change that was made to the line.
In other words, the benefits of choosing a MOESI cache coherency over a MESI one are not significant in most cases.
www.aceshardware.com /read_news.jsp?id=30000291   (318 words)

  
 MOESI living style : italy :
It presented its collections at the International Home Show (Macef in Milan) in January 2006, with the aim of proposing its own style and creativity to all people who love to be surrounded by unique and refined details.
Moesi’s staff looks after each step of the production process, from the research and development to the shipment, as a guarantee of high quality artisan product
Ceramics manufacturing has very ancient roots, still maintaining...
www.moesi.it /company.php   (126 words)

  
 Bibliography
This entry details the basic history of Moesia from first mention of the country of Moesi to the cities held until the sixth or seventh centuries.
Details different tribes living in the region along with the conflicts the native Moesi had with the Dacians, the Romans, the Germans, and the Goths.
This entry details the basic history of Moesia from first mention of the country of Moesi to the cities held until the sixth or seventh century, along with the natural resources.
www.usd.edu /~clehmann/pir/moesbib.htm   (376 words)

  
 Creative Cow - Show
This is possible with both the traditional shared-bus design as well as the dual-bus design of the 760 MP, but remember the shared-bus design requires that the transaction be routed through system memory, thereby nullifying the potential benefits.
MOESI keeps track of what data is stored in which computer caches.
When either CPU requests data from system memory, MOESI checks first to see if that data is stored in the other CPU’s cache.
www.creativecow.net /show.php?forumid=1&page=/articles/hawes_tyler/amd_mps/athlonmp_760mp_9.html   (604 words)

  
 AMD's dual-core Opteron processors - The Tech Report - Page 2
(MOESI is used by all Opterons and was even used by the Athlon MP and 760MP chipset back in the day.) A CPU that "owns" certain data has that data in its cache, has modified it, and yet makes it available to other CPUs.
In the dual-core chip, cache coherency for the two local CPU cores is still managed via MOESI, but updates and data transfers happen through the system request interface (SRI) rather than via HyperTransport.
Externally, MOESI updates from a pair of cores in a socket are grouped in order to keep HyperTransport utilization low.
techreport.com /reviews/2005q2/opteron-x75/index.x?pg=2   (984 words)

  
 Citations: A Class of Compatible Cache Consistency Protocols and their Support by the IEEE Futurebus - Sweazey, Smith ...   (Site not responding. Last check: 2007-10-19)
A cache block in stable state has valid data and the block is not waiting for any state transition to occur.
MESI is a MOESI class protocol, based on Goodman s Write Once 4 state protocol [Goodman83] 2.
Using the MOESI model both writeinvalidate and write update snoopy coherence protocols, can be developed.
citeseer.ist.psu.edu /context/481325/0   (3069 words)

  
 ipedia.com: Bulgarians Article   (Site not responding. Last check: 2007-10-19)
The acquired their name from a Turkic or Finno-Ugric tribe which invaded Moesia in the 10th century AD.
They are the descendants of ancient Thracian tribes, such as Moesi, Agrianes etc., of ancient Celtic tribes who founded the Tulis Kingdom in 270 BC, of Germanic tribes such as Gepids, Heruli and Goths, of Slavic tribes and of those Bulgarian invaders who originally inhabited a region east of Volga river.
In modern times, many Bulgarians speak a Southern Slavic language which has been deeply influenced by Medieval and Modern Greek, as well as - though in a lesser extent - by Osmanli Turkish.
www.ipedia.com /bulgarians.html   (220 words)

  
 Latest News - Republic of Botswana   (Site not responding. Last check: 2007-10-19)
Monageng had pleaded not guilty to two counts of drunken driving and refusal to provide a specimen of his breath to a police officer in June 1999.
His defence attorney, Moesi Moesi of MK Moesi and Associates, said in mitigating for Monageng that the accused could have been influenced to refuse with the specimen given the way the police handled him at that time.
Moesi said the way Monageng was apprehended in the presence of his subordinates could have affected him psychologically.
www.gov.bw /cgi-bin/news.cgi?d=20041012&i=Court_fines_soldier_P500_for_refusing_to_provide_specimen   (260 words)

  
 X-bit labs - Articles - Dual-Processor Socket A Systems on AMD 760MP Chipset   (Site not responding. Last check: 2007-10-19)
It could be implemented without much trouble, as long as each CPU of the dual-processor system had its own bus and hence can transfer the data directly from one processor cache to another avoiding the memory.
Note that the Owned processor is responsible for the update of the data stored in the memory, if the second CPU doesn't modify the data in the corresponding string of its cache.
This way MOESI protocol helps to unload the memory bus a lot and to get rid of the seeming misbalance in Dual Socket A systems occurring because of the two CPU buses with 2.1GB/sec bandwidth, which work with one memory bus of the same bandwidth.
www.xbitlabs.com /articles/chipsets/display/amd-760mp.html   (5165 words)

  
 RedTram News Search Engine | News on everything  in Africa   (Site not responding. Last check: 2007-10-19)
Managing director of Medsurge Botswana, Matlhogonolo Maureen Moesi, believes that women should be empowered with right tools to explore business opportunities availed to them by the current economic scenario.
Moesi believes that empowering more Batswana women with skills to participate
After the Mmegi publication of Friday October 14, the Botswana Democratic Party which was unhappy with the front page headlined 'Vote Moupo' complained to the Media Complaints Committee.
www.redtram.com /catalogue/africa/all-about-all/20051111/5   (735 words)

  
 The Midweek Sun:: The news you can trust   (Site not responding. Last check: 2007-10-19)
The Botswana Democratic Party (BDP) was on Monday forced to hold an impromptu “primary elections” to choose a candidate for the Mogoditshane North council ward after three people showed up for nominations, each claiming to be the rightful person to represent the party at the next general elections.
The three, Annah Modimoofile, Florah Moesi and Gaone Tlhabano caused a scene at the Ledumadumane CJSS, a polling station where the nominations for parliamentary and council candidates were held.
Kwelagobe’s instruction was that Moesi should replace the sick man. Others did not like the decision, but gave up anyway.
www.midweeksun.co.bw /2489617131415.html   (535 words)

  
 Ace's Hardware - Technical Message Board   (Site not responding. Last check: 2007-10-19)
Also, I was trying to find out more information on the MOESI protocol, including state transition diagrams, but somehow all the information ended at MESI.
I would have a look at the old new post form aces, it has links to a fair swag of MOESi information.
Also the original 760MP review had some good info regarding the MOESI protocal, starting with very basic stuff but also a good description of the cache coherency stuff too.
209.208.125.242 /forums/read_post.jsp?id=20849&forumid=2   (201 words)

  
 SysOpt Forums - Motherboard for Athlon TBird
T-bird isn't very good at dual-CPU-ing (techies: Lack of MOESI cache coherency protocol), and the 1.4GHz flavor consumes a huge lot of power.
MOESI cache protocol is not something you can benchmark separately - the MP CPUs just do it, you don't notice.
As for MOESI, I swear I saw some benchmarks showing very little difference between two thunderbirds and athlon MPs of the same clock speed.
www.sysopt.com /forum/archive/index.php/t-170567.html   (1249 words)

  
 [No title]   (Site not responding. Last check: 2007-10-19)
General The MOESI simulator is enhances, and has more meaningfull Instructions.
The most important enhancement is the ability to do test and set, basically all of the expansion of the simulator (real memory, real operations, real cache) was done to support this new capability.
To give some background for the state machine: M — Modified — This state is set when the cache is exclusively the owner of the memory and it is modified — needs to be written to memory.
www.cs.technion.ac.il /~cs236603/moesi/Documents/Specifications_MOESISimulatorFlags.doc   (1962 words)

  
 ClanBase - Q3A CTF Nations Cup
IRE then tried 33 times to escape with the enemy flag but always got fraged at least in the midfield.
SUI Coach guided his mates pretty well and (moesi) played a hardcore defense.
IRE tried desperately to tie the score on their own map but w/o success.
www.clanbase.com /news_league.php?nid=106510&mid=25545&lid=1147   (632 words)

  
 CMPE521   (Site not responding. Last check: 2007-10-19)
As well to obtain low latency the cache coherence the conventional MOESI protocol (stands for write-invalidate modified, owned, exclusive, shared, and invalid) is used as the base protocol and also the new protocol COSYM (stands for coherence in SYMNET) is produced which is modified version of MOESI (snooping protocols).
In this project these two protocols are compared to find best protocol for cache coherence in SMPs.
I will also mention on cache coherence in SYMNET, with two protocols; MOESI and COSYM.
cmpe.emu.edu.tr /gizem/CMPE521/int_report_521.htm   (486 words)

  
 Cache Coherency Algorithms in X86 SMP Systems Part II
Commands on the Point-to-Point bus wait less for data from the other processor's cache than in the Shared bus implementation (because the shared bus has to write to memory, then read back).
Even more efficiency is added by the MOESI algorithm, which decreases external bus traffic at the expense of increased processor complexity.
In short, it seems that AMD has Intel beaten by a fair margin.
www.uri.edu /student_organizations/fss/meetings/2002/athalon_piii/Athlon_PIII.html   (263 words)

  
 SoC drawer: The resource view
Cache coherency: If data can be DMA'd (transferred through DMA) or imported to memory under cache, it must be invalidated before it is read; if it can be exported, it must first be flushed from cache.
When multiple processors are incorporated, each with their own cache, the coherency of data shared between cores through global on- chip memory becomes an issue.
The SoC designer should consider a cache coherency protocol such as MOESI, MOSI, MESI, or MSI.
www-128.ibm.com /developerworks/power/library/pa-soc1/?ca=dgr-lnxwSoCResource   (3397 words)

  
 Moesia
The Danubian frontier was known to be a very unstable area.
It contained numerous tribes including the native Moesi, and the Thracians and Dacians.
Octavian conquered the area in 30 BC but it didn't become a full province until the reign of Tiberius.
www.severusalexander.com /Moesia.htm   (397 words)

  
 BandatHEJvon
Geologist in the employ of the B.P.M. (Batavian Oil Company) since 1929, in 1931/32 stationed at Serajoe on the Moesi River in Palembang, S. Sumatra.
He intended to write a geographical paper in which he would like to include plantgeographical remarks.
He sent 280 wood samples, leaves and seeds for identification to Herb.
www.nationaalherbarium.nl /fmcollectors/b/BandatHEJvon.htm   (82 words)

  
 Classical Gazetteer, page 291   (Site not responding. Last check: 2007-10-19)
Ratiaria (Raetiaria), a town of the Moesi, Moes.
Regiana, a town of the Turtuli, Bsetica, bet.
Regianum (Forum Augusti, Augusta), a town of the Moesi, Moes.
www.ancientlibrary.com /gazetteer/0293.html   (455 words)

  
 Ace's Hardware - General Message Board   (Site not responding. Last check: 2007-10-19)
Xeon vs Opteron cache coherency: MESI vs MOESI
Xeon vs Opteron cache coherency: MESI vs MOESI (URL)
Re: Xeon vs Opteron cache coherency: MESI vs MOESI
www.aceshardware.com /forums/read_post.jsp?id=115143336&forumid=1   (202 words)

  
 Detail Page
) numerous tribes fighting for supremacy of the Lower Danube, including the Thracians, Dacians and the native Moesi.
In an attempt to occupy both the upper and lower Danube, Augustus, in 30
Rome annihilated the Moesi and the Bastarnae in great numbers, only to have them replaced by other Trans-Danubian races.
www.fofweb.com /Onfiles/Ancient/AncientDetail.asp?iPin=ROME1080   (1171 words)

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