AI BriefingKakao news
The latest AI and developer news from Kakao, with short summaries.
Visit website →Kakao Releases Technical Report for Proprietary LLM 'Kanana' and Open-Sources Nano 2.1B
Kanana Flag demonstrated overwhelming performance on Korean benchmarks while reducing training costs by over 50% compared to third-party models.
MongoDB WiredTiger Simplifies Concurrency Control by Removing Page Links
WiredTiger removes inter-page links to reduce locking complexity during splits and optimizes performance by mixing arrays and skip lists in leaf pages.
Kakao Sponsors the 4th National Startup Competition for College Students with and without Disabilities
Over 150 participants attended the competition held at BEXCO in Busan to develop ESG-based web and mobile apps in a hackathon.
Kakao Open Chat Lite Achieves Lighthouse Score in the 90s by Implementing Virtual Scrolling and Message Queue
Lighthouse scores improved from the 70s to the 90s by applying virtual scrolling, uncontrolled components, and Message Queue batching.
Kakao Releases Case Study on Performance Optimization for Angular-Based Chatbot Admin Center
The average performance score rose from 81 to 91, with all pages achieving a score of 80 or higher.
Kakao Analyzes Prometheus Metric Bottleneck in Ingress Nginx Controller
Delays in Go's handleMessages function caused Goroutine accumulation, leading to a sharp increase in memory usage.
Ingress-Nginx v1.12.0 Excludes Deprecated upstreamLatency Metric from Default Collection
Starting with Ingress-Nginx Controller v1.12.0, the upstreamLatency metric, a primary source of performance degradation, is excluded from default collection to alleviate bottlenecks in high-traffic environments.
Kakao Develops Kanana Nano Series Using Minitron-Based Compression Techniques
Kanana Nano-2.1B maintains 93% of Kanana Essence's Korean performance despite a 26% size reduction.
Kakao Releases 'Carib' v2 Real-Time Messaging System… Minimizes Redis Load and Enhances Performance
Carib v2 reduces Redis load to less than 1% and processes 600,000 messages per second without loss on a 2-core VM.
Kakao Reveals Real-Time Messaging Performance Testing and Go pprof Bottleneck Analysis Techniques
Confirmed that subscriber count and publication volume are key performance factors, and analyzed I/O bottlenecks in the Fan-out structure using Go pprof.
Kakao Publishes Performance Optimization Report for Real-Time Messaging System 'Carib'
Buffering and marshaling optimizations using gobwas reduce message loss rate by 60% and CPU usage by 25%
Kakao Unveils Security Framework Based on Privacy by Design: Separation of CPO and CISO, 24/7 Real-Time Monitoring
Kakao has unveiled a security and privacy protection system that applies Privacy by Design principles to prevent privacy infringements from the service planning stage and enhances expertise by separating the roles of the CPO and CISO.
Kakao Reveals ISO 22301-Based BCM Framework and Disaster Recovery Processes
Kakao operates a BCM framework certified under ISO 22301 and conducts company-wide disaster recovery drills at least once a year.
Kakao Unveils Comprehensive Stability Strategy Including AI Code Review, Open Source Management, and Harmful Content Blocking
Kakao has revealed its strategy to enhance service stability, featuring AI-assisted code writing, open source management via the OLIVE Platform, and harmful content blocking using Safebot.
Kakao Enhances Cloud Stability with Multi-Data Center Platform
Kakao has built a multi-data center platform to enable integrated monitoring and automated incident response for approximately 60 cloud services.
Kakao Fully Operationalizes Ansan Data Center Capable of Hosting 120,000 Servers
Redundancy in power, telecommunications, and cooling, along with seismic resistance up to Richter 6.5, ensures uninterrupted operations.
Kakao Unveils Stability Strategy Focused on User Experience
Kakao presented a resilience strategy managing three key elements—failure frequency, impact scope, and recovery time—within KakaoTalk's server environment, which sees an average of 11 deployments per day.
Kakao Engineer Deep Dive into MongoDB WiredTiger File Structure
The Kakao Tech Blog provides a detailed analysis of WiredTiger's file structure, including the history store, journal logs, and index metadata, using the wt CLI and bsondump.
Kakao Unveils Multimodal Language Model Kanana-v, Outperforming GPT-4o in Korean OCR
With an average score of 75.1 on Korean benchmarks, surpassing GPT-4o (61.9), the model adopts Native resolution and the C-Abstractor architecture.
Kakao Develops Proprietary Log Collector 'Logriver' to Replace Fluentd
Achieved a 50% reduction in server resource usage and a significant decrease in memory usage from 90% to 15%