New generation Java garbage collection tool: ZGC
JavaZGCZGC ZGCThe Z Garbage CollectorTBZGC JDK 11 JDK 15 Production ReadyZGC"Z"ZZGC ZFSZFSZFS Zettabyte File SystemJeff Bonwick Oracle ZGCZGC2018Oracle ZGC TB GC 10ms G1 15%202211Oracle ZGClive-set root-set TB 8MB-16TB ZGCZGC 10ms 2018 ZGCConcurrentTracing: CompactingSingle generation: Region-basedRegionNUMA-awareNUMANon-Uniform Memory AccessLoad barriersColored pointers2022 ZGCConcurrentRegion-basedRegionCompactingNUMA-awareNUMANon-Uniform Memory AccessUsing colored pointersUsing load barriers 2018 2022 ZGC Single generation G1G1 Region-based RegionRegionZGC G1ZGC Region-basedRegion-basedZGC G1ZGC Region :Small Region Region 2M 256KMedium Region Region 32M 256K 4MLarge Region Region: 2M 4MBCompactingCompacting ZGC CMSG1"-"NUMANUMANon-Uniform Memory Access CPU CPU CPUUniform Memory Access UMA CPU CPUNUMAUMANUMA ZGC NUMAColored pointersColored pointersJVMGC CMSG1 GC ZGC GC 64 JDK zGlobals_x86.cpp ZGC 31[0 ~ 41] 42-bits 4TB Java[42-45] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [46-63] 18-bits02[0 ~ 42] 43-bits 8TB Java[43-46] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [47-63] 17-bits03[0 ~ 43] 44-bits 16TB Java[44-47] 4-bits Metadata Bits Marked0Marked1RemappedFinalizable [48-63] 16-bits0 3 4-bits Marked0Marked1RemappedFinalizable 4Marked01-bitMarked11-bitRemapped1-bitFinalizable1-bitfinalizer Marked0Marked1RemappedZGC Marked0Marked1 RemappedZGC""GCGCLoad barriersLoad barriers JIT just-in-time compilation JVMjavaString n = person...
Five ordinary people who have become popular due to the internet, some have bad ways of collecting money, and some have become inspirational queens
prefaceIn this colorful era, everyone yearns for a life like a star.There is endless money to spend, or getting the life you want as you please...
Huawei: Taking the Path of Brand Upgrade and Promoting the Exploration of New Frontiers in the Development of Folding Screen Mobile Phones
In recent years, with its new form and disruptive experience, the foldable screen mobile phone market has continued to heat up and has become a new breakthrough point in the domestic high-end mobile phone market. According to IResearch Consulting Group, the shipment of folding screen mobile phones in China will grow by 154% year on year in 2022...
No driver's license, nationwide registration! Yadi, Xiaoniu, and Yuanyuan have launched three "Long Range Electric Vehicles"
Before reading, please click on the word "Follow" above. We will provide you with more valuable related content in the future...
CTO Zhu Zhaofeng of Qianyi Art Talks about Vertical Big Models: "Aladdin" Will Lead the Architectural Decoration Industry into the Era of "AI Design"
With the rapid development of artificial intelligence technology, various industries are actively exploring how to use AI technology to improve work efficiency, reduce costs, and create more value. This trend is particularly significant in China's construction and decoration industry...
Fearless of "Roasting" Inspection | Jianglu Group Heat Treatment Worker: 860 High Temperature Side Operation "Fine Work"
Red Net Moment News Reporter Ling Yuqing Intern Huang Yiyuan Correspondent Wang Zefen Reports from Xiangtan30 quenching furnaces are in operation in the heat treatment workshop of Jianglu Group.As soon as I entered the workshop, a heatwave swept over my face, and 30 quenching furnaces were working...
Delivery of the 30000th new car! Shenzhou Car Rental and Guoyin Financial Rental Enter a New Stage of Deep Integration and Development
Global Network Technology Comprehensive Report: In July 2023, the delivery ceremony for the cooperation between China Bank of Finance Leasing and the leading Chinese car rental brand Shenzhou Leasing was held in Harbin, Heilongjiang. This is the largest new car delivery by the two industry giants after signing a 10 billion RMB cooperation framework in September 2022, and it is of milestone significance...
Hema Shanghai Supply Chain Center is put into operation and can sort over 2.8 million orders per day
Global Network Technology Comprehensive Report: On July 10th, it was reported that after three years, Hema Shanghai Supply Chain Operations Center was officially put into operation. It is understood that the center is located in Hangtou Town, Pudong...
The biggest drawback of past generations of iPhones
...
The overall operation of the mechanical industry is improving
Beijing, July 7th (Li Xinping, An Yihan) Since the beginning of this year, the overall operation of the mechanical industry has continued to show a positive trend, with improved efficiency and stable exports. From January to May, the mechanical industry achieved a cumulative operating revenue of 11 trillion yuan, a year-on-year increase of 10...
Breakthrough Progress in Geothermal Exploration in Sichuan Basin: The First Hot Spring with a Temperature of Over 80 Produced in the Surrounding Area of Sichuan Basin
Source: Sichuan Daily - Chuanguan NewsChuanguan News Reporter Wang Ruoye Photography Huang XiaoHot spring waterHot spring water outlet platformHot spring water outlet platform83Zhang Ji, the project chief engineer and professor level senior engineer of the First Geological Brigade of Sichuan Province, introduced that the water source of the geothermal spring well comes from the infiltration and replenishment of atmospheric rainfall in the southwestern limestone outcrop area. It flows through karst crevices or pipelines along the catchment structure for long-distance runoff and deep circulation, continuously exchanging and convecting with the surrounding rock through physical and chemical interactions, thereby forming hot mineral water...
How scary is the "expiration and retirement" of cable TV?
As of December 2022, the number of cable TV users in China has dropped to 200 million. Since 2016, the number of cable TV users nationwide has continued to decline...