Re: [zfs-discuss] in-kernel gzip compression

2006-08-20 Thread michael schuster
Bill Moore wrote: On Sat, Aug 19, 2006 at 01:25:21PM +0200, michael schuster wrote: maybe a stupid question: what do we use for compressing dump data on the dump device? We use a variant of Lempel-Ziv called lzjb (the jb is for Jeff Bonwick). The algorithm was designed for very small

Re: [zfs-discuss] in-kernel gzip compression

2006-08-19 Thread michael schuster
Matthew Ahrens wrote: On Thu, Aug 17, 2006 at 02:53:09PM +0200, Robert Milkowski wrote: Hello zfs-discuss, Is someone actually working on it? Or any other algorithms? Any dates? Not that I know of. Any volunteers? :-) (Actually, I think that a RLE compression algorithm for metadata is

[zfs-discuss] in-kernel gzip compression

2006-08-17 Thread Robert Milkowski
Hello zfs-discuss, Is someone actually working on it? Or any other algorithms? Any dates? -- Best regards, Robert mailto:[EMAIL PROTECTED] http://milek.blogspot.com ___ zfs-discuss

Re: [zfs-discuss] in-kernel gzip compression

2006-08-17 Thread Matthew Ahrens
On Thu, Aug 17, 2006 at 02:53:09PM +0200, Robert Milkowski wrote: Hello zfs-discuss, Is someone actually working on it? Or any other algorithms? Any dates? Not that I know of. Any volunteers? :-) (Actually, I think that a RLE compression algorithm for metadata is a higher priority, but

Re: [zfs-discuss] in-kernel gzip compression

2006-08-17 Thread Adam Leventhal
On Thu, Aug 17, 2006 at 10:00:32AM -0700, Matthew Ahrens wrote: (Actually, I think that a RLE compression algorithm for metadata is a higher priority, but if someone from the community wants to step up, we won't turn your code away!) Is RLE likely to be more efficient for metadata? Have you

Re: [zfs-discuss] in-kernel gzip compression

2006-08-17 Thread Matthew Ahrens
On Thu, Aug 17, 2006 at 10:28:10AM -0700, Adam Leventhal wrote: On Thu, Aug 17, 2006 at 10:00:32AM -0700, Matthew Ahrens wrote: (Actually, I think that a RLE compression algorithm for metadata is a higher priority, but if someone from the community wants to step up, we won't turn your code