Thanks Howard. ________________________________________ De : Howard Chu [[email protected]] Envoyé : jeudi 23 octobre 2014 20:07 À : Julien Huon; [email protected] Objet : Re: filesystem considerations
Julien Huon wrote: > Hello, > > I read a long time ago theses very interesting benchmarks : > http://symas.com/mdb/microbench/july/. > > It seams that ext2 is the fastest filesystem for asynchronous writes. > > Do you think an ext4 filesystem without journalisation but with extents could > be faster ? For sequential writes, maybe. (But in that case, JFS with extents is still faster.) For random, probably not. > > A LMBD database is a big flat file isn’t it ? Yes. > Extents are very interesting > with that kind of files, aren’t they ? For sequential access. > Did someone try it ? > > Regards > -- -- Howard Chu CTO, Symas Corp. http://www.symas.com Director, Highland Sun http://highlandsun.com/hyc/ Chief Architect, OpenLDAP http://www.openldap.org/project/
