raid5 - again

2011-02-19 Thread Roy Sigurd Karlsbakk
hi It's been some two years since I read about the becoming of raid5 etc in btrfs. Since the code is available in linux, why isn't this already in btrfs? Is Oracle holding back? -- Vennlige hilsener / Best regards roy -- Roy Sigurd Karlsbakk (+47) 97542685 r...@karlsbakk.net

Re: raid5 - again

2011-02-19 Thread Marcin Kuk
2011/2/19 Roy Sigurd Karlsbakk r...@karlsbakk.net: hi It's been some two years since I read about the becoming of raid5 etc in btrfs. Since the code is available in linux, Code of what? Raid5? Raid5 is some functionality that can't be easly ported to another project with different blocks

Re: raid5 - again

2011-02-19 Thread Hugo Mills
On Sat, Feb 19, 2011 at 10:11:30PM +0100, Roy Sigurd Karlsbakk wrote: It's been some two years since I read about the becoming of raid5 etc in btrfs. Since the code is available in linux, why isn't this already in btrfs? Is Oracle holding back? It's about resourcing and stability. Oracle

Re: bug#8001: cp (8.10) sparse handling fails on compressed btrfs (cp/fiemap-2)

2011-02-19 Thread Mike Frysinger
2011/2/19 Pádraig Brady: On 19/02/11 18:28, Mike Frysinger wrote: based on other threads (which i havent been following too closely), did we settle on this being a btrfs bug ? Nope, cp 8.10 is not absolved yet. It may be btrfs not honoring FIEMAP_FLAG_SYNC, and/or it may be cp needing to