On 17/05/2019 01:55, Sean Fagan wrote:
On May 16, 2019, at 11:33 AM, Matthew Ahrens <[email protected]> wrote:• Igor: There have been issues when root pools are expecting compression to be disabled (on SPARC?) • Allan: This has been the default in FreeBSD installer for ~2 years • Sef: Boot pools need to be different for each platform, but grub doesn’t seem like it needs to be different. Sef supports it being the default. • Compression=on has been the default in FreeNAS for several years; no complaints • *** Someone to take an action item to investigate benefits and issues, and write it up? (Matt will put out a call for someone to take ownership of this) openzfs / openzfs-developer / see discussions + participants + delivery options PermalinkSo, unless I’m missing something, this is pretty trivial: diff --git a/include/sys/zio.h b/include/sys/zio.h index e69bf9208039..461cc8232394 100644 --- a/include/sys/zio.h +++ b/include/sys/zio.h @@ -140,7 +140,7 @@ enum zio_encrypt { #define ZIO_COMPRESS_LEGACY_ON_VALUE ZIO_COMPRESS_LZJB #define ZIO_COMPRESS_LZ4_ON_VALUE ZIO_COMPRESS_LZ4 -#define ZIO_COMPRESS_DEFAULT ZIO_COMPRESS_OFF +#define ZIO_COMPRESS_DEFAULT ZIO_COMPRESS_LZ4 #define BOOTFS_COMPRESS_VALID(compress) \ ((compress) == ZIO_COMPRESS_LZJB || \ That would set it to LZ4 by default; this is slightly different from using "compress=on" when creating a pool or dataset. Other than documentation changes, did I miss something? :)
Do the zpool and zfs list commands have the options to show compressed and uncompressed sizes for pools/filesystems/snapshots ? -- Dr.Udo Grabowski Inst.f.Meteorology & Climate Research IMK-ASF-SAT http://www.imk-asf.kit.edu/english/sat.php KIT - Karlsruhe Institute of Technology http://www.kit.edu Postfach 3640,76021 Karlsruhe,Germany T:(+49)721 608-26026 F:-926026
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