On Wed, Apr 11, 2018 at 6:19 PM, Denys Dmytriyenko <de...@denix.org> wrote: > On Wed, Apr 11, 2018 at 05:07:38PM +0100, Burton, Ross wrote: >> Woud be interesting to see a benchmark of a full build from scratch >> with host gzip vs host pigz... > > Is pigz so widely used now to be available in every Linux distro like gzip? >
Tested distros do seem to provide it as old as ubuntu 14.04 and centos 6 xz is another option for sstate archives the extra time it requires might be compensated with threaded run in addition the archives will be smaller > >> On 11 April 2018 at 17:03, Khem Raj <raj.k...@gmail.com> wrote: >> > On Wed, Apr 11, 2018 at 6:36 AM, Burton, Ross <ross.bur...@intel.com> >> > wrote: >> >> Wouldn't that introduce a fun circular dependency if pigz-native needs >> >> to be built? >> >> >> > >> > interesting idea certainly, if it ends up with improvements in build >> > time, we could >> > add pigz to host dependencies. >> > >> >> Ross >> >> >> >> On 11 April 2018 at 11:53, Martin Jansa <martin.ja...@gmail.com> wrote: >> >>> What about using pigz for sstate-cache archives? >> >>> >> >>> On Tue, Apr 10, 2018 at 4:35 PM, Ross Burton <ross.bur...@intel.com> >> >>> wrote: >> >>>> >> >>>> Since pigz is no longer a drop-in replacement for gzip (oe-core 1624b7b) >> >>>> the >> >>>> image creation has been using gzip instead of pigz, despite still >> >>>> depending on >> >>>> pigz-native. Fix this by invoking pigz explicitly. >> >>>> >> >>>> Signed-off-by: Ross Burton <ross.bur...@intel.com> >> >>>> --- >> >>>> meta/classes/image_types.bbclass | 2 +- >> >>>> 1 file changed, 1 insertion(+), 1 deletion(-) >> >>>> >> >>>> diff --git a/meta/classes/image_types.bbclass >> >>>> b/meta/classes/image_types.bbclass >> >>>> index e872ae20982..00a00d318f4 100644 >> >>>> --- a/meta/classes/image_types.bbclass >> >>>> +++ b/meta/classes/image_types.bbclass >> >>>> @@ -281,7 +281,7 @@ COMPRESSIONTYPES ?= "" >> >>>> >> >>>> CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip sum md5sum sha1sum >> >>>> sha224sum sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2 >> >>>> ${COMPRESSIONTYPES}" >> >>>> CONVERSION_CMD_lzma = "lzma -k -f -7 >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}" >> >>>> -CONVERSION_CMD_gz = "gzip -f -9 -n -c >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz" >> >>>> +CONVERSION_CMD_gz = "pigz -f -9 -n -c >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz" >> >>>> CONVERSION_CMD_bz2 = "pbzip2 -f -k >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}" >> >>>> CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_THREADS} >> >>>> --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >> >>>> > >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz" >> >>>> CONVERSION_CMD_lz4 = "lz4 -9 -z -l >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} >> >>>> ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4" >> >>>> -- >> >>>> 2.11.0 >> >>>> >> >>>> -- >> >>>> _______________________________________________ >> >>>> Openembedded-core mailing list >> >>>> Openembedded-core@lists.openembedded.org >> >>>> http://lists.openembedded.org/mailman/listinfo/openembedded-core >> >>> >> >>> >> >> -- >> >> _______________________________________________ >> >> Openembedded-core mailing list >> >> Openembedded-core@lists.openembedded.org >> >> http://lists.openembedded.org/mailman/listinfo/openembedded-core >> -- >> _______________________________________________ >> Openembedded-core mailing list >> Openembedded-core@lists.openembedded.org >> http://lists.openembedded.org/mailman/listinfo/openembedded-core -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core