Re: [HACKERS] [PATCHES] wal_checksum = on (default) | off

2007-01-04 Thread Florian Weimer
* Tom Lane: Florian Weimer [EMAIL PROTECTED] writes: Have you tried switching to Adler32 instead of CRC32? Is anything known about the error detection capabilities of Adler32? There's a lot of math behind CRCs but AFAIR Adler's method is pretty much ad-hoc. Correct me if I'm wrong

Re: [PATCHES] Async Commit, v21 (now: v22)

2007-07-24 Thread Florian Weimer
if there is a database server crash, whether or + not the system crashes at the same time. +/para I think fsync=off also endagers metadata, while synchronous_commit=off should be perfectly safe as far as the metadata is concerned. Wouldn't this be worth mentioning as well? -- Florian

Re: [PATCHES] Async Commit, v21 (now: v22)

2007-07-24 Thread Florian Weimer
. -- Florian Weimer[EMAIL PROTECTED] BFK edv-consulting GmbH http://www.bfk.de/ Kriegsstraße 100 tel: +49-721-96201-1 D-76133 Karlsruhe fax: +49-721-96201-99 ---(end of broadcast)--- TIP 1: if posting/reading