Archive for the 'performance' Category

Cache Performance Comparison | MySQL Performance Blog

Wednesday, November 19th, 2008

gives you an idea how different caching methods perform. Read it before implementing something

Benchmark: Dell/Perc 6, 8 disk RAID 10 [postgresql-performance mailing list]

Friday, June 27th, 2008

Dell 2950

Merlin’s stuff: software vs hardware raid | Dell md1000 bonnie++ benchmarks

Thursday, June 26th, 2008

bonnie++ benchmark comparing dell perc 5 (lsi) hw raid controllers connected to Dell md1000 jbod box and linux md raid driver. (test was performed by a notable PostgreSQL developer )

Network channels. [experimental linux kernel code]

Monday, June 16th, 2008

Network channel is a protocol agnostic communication channel between hardware and userspace. Basically it allows very fast delivery from network hardware to userspace All protocol processing happens in process’ context.

Performance Tuning PostgreSQL

Thursday, June 12th, 2008

yet another postgresql tuning guide, contains useful explanation of most omportant config parameters

PostgreSQL Hardware Performance Tuning

Thursday, June 12th, 2008

notes on PostgreSQL tuning from Bruce Momjian (PostgreSQL core team )

Don’t use Pound for load balancing – Optimize Prime [use Ngnix]

Saturday, May 31st, 2008

another evidence that if u need a loadbalancer — ngnix is the answer these days [and maybe perlball]

InfoQ: Scalability Best Practices: Lessons from eBay

Friday, May 30th, 2008

the subj says it. good article

Problems with PostgreSQL on Multi-core Systems with Multi-Terabyte Data – Jignesh K. Shah’s PostgreSQL Blog

Tuesday, May 27th, 2008

PostgreSQL: benchmarks and further analisys for OLTP workloads 8-32 cores with ~TB db size from Sun’s potgresql team

Networking scalability on high-performance servers

Saturday, May 24th, 2008

SMP and network performace in linux (tcp only, no forwarding)