Checkpoints and the Background Writer: PostgreSQL 8.3 Improvements and Migration
Wednesday, February 10th, 2010improvements to PostgreSQL that could be made by tuning wal/background writer processes
improvements to PostgreSQL that could be made by tuning wal/background writer processes
Posted in background, buffers, database, dba, LRU, optimization, performance, postgres, postgresql, reference, tuning, wal | Comments Off | permalink
Notes about PostgreSQL WAL synchronizations methods
Posted in database, dba, disk, filesystem, performance, postgres, postgresql, tuning, wal | Comments Off | permalink
Notes about Write-Ahead Log, Check points and other IO configuration related to postgresql transaction log settings
Posted in dba, performance, pg_xlog, postgres, postgresql, tuning, wal | Comments Off | permalink
Second Life notes about Message Queue Systems
Posted in amqp, architecture, development, distributed, evaluation, messaging, performance, programming, queue, scalability | Comments Off | permalink
some info about managing/prioritizing resources (CPU/IO/RAM) under PostgreSQL from the project’s WIKI
Posted in dba, IO, ionice, nice, performance, postgresql, priorities | Comments Off | permalink
notes about Linux IO Scheduler – CFQ [Completely Fair Queue] . Also see http://en.wikipedia.org/wiki/Noop_scheduler http://en.wikipedia.org/wiki/Anticipatory_scheduling http://en.wikipedia.org/wiki/Deadline_scheduler
Posted in cfq, IO, kernel, Linux, performance, scheduler, storage, sysadmin | Comments Off | permalink
Kernel Korner – I/O Schedulers
Posted in article, disk, IO, kernel, Linux, linuxjournal, performance, reference, scheduler, tuning | Comments Off | permalink
yet another mysql vs postgresql benchmark using “OSDB”. Small difference between the two, but consider that benchmark was done on 2-way SMP, 3GB ram, 1 SATA DISK and a small dataset.
Posted in benchmark, database, dba, mysql, performance, postgres, postgresql, sql | Comments Off | permalink
discussion on LB-L (load balancing mailing list) about load-balancer performance benchmarks, vendor’s BS and so on.
Posted in benchmark, loadbalancing, management, performance, phb, tps, vendors | Comments Off | permalink
comparing 2 popular ways to deploy ruby-on-rails app
Posted in apache, benchmark, mongrel, nginx, passenger, performance, ruby, ruby-on-rails, server, web, web2.0 | Comments Off | permalink
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Konstantin Antselovich (c) 2004-2011
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