Re: What is the default compression level for local synchronisation?
On Mon 05 Oct 2015, Charles wrote: > > The question I want answering is "Does rsync need telling not to > compress when SOURCE and DEST are both local or does it automatically > choose a sane compression setting?" If you don't ask rsync to compress, it won't compress... That's different from telling rsync not to compress. Paul -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
RE: What is the default compression level for local synchronisation?
You need to explicitly enable it. (-z) -Original Message- From: rsync [mailto:rsync-boun...@lists.samba.org] On Behalf Of Charles Sent: Monday, October 05, 2015 7:32 AM To: rsync@lists.samba.org Subject: Re: What is the default compression level for local synchronisation? On 05/10/15 17:30, rsync-requ...@lists.samba.org wrote: >> Should we use --compress-level=0 for local synchronisation? We >> are using rsync 3.0.9 and 3.1.1. > You should not use compression at all on local copies. It is nothing > but wasted CPU cycles. ... - -- ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ Kevin Korb Phone:(407) 252-6853 Systems Administrator Internet: FutureQuest, Inc. ke...@futurequest.net (work) Orlando, Floridak...@sanitarium.net (personal) Web page: http://www.sanitarium.net/ PGP public key available on web site. ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ Thanks Kevin :-) You answered the question perfectly but it is not the question I want answering! The question I want answering is "Does rsync need telling not to compress when SOURCE and DEST are both local or does it automatically choose a sane compression setting?" -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
Re: What is the default compression level for local synchronisation?
On 05/10/15 17:30, rsync-requ...@lists.samba.org wrote: >> Should we use --compress-level=0 for local synchronisation? We >> are using rsync 3.0.9 and 3.1.1. > You should not use compression at all on local copies. It is nothing > but wasted CPU cycles. ... - -- ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ Kevin Korb Phone:(407) 252-6853 Systems Administrator Internet: FutureQuest, Inc. ke...@futurequest.net (work) Orlando, Floridak...@sanitarium.net (personal) Web page: http://www.sanitarium.net/ PGP public key available on web site. ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ Thanks Kevin :-) You answered the question perfectly but it is not the question I want answering! The question I want answering is "Does rsync need telling not to compress when SOURCE and DEST are both local or does it automatically choose a sane compression setting?" -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
Re: What is the default compression level for local synchronisation?
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 You should not use compression at all on local copies. It is nothing but wasted CPU cycles. On 10/04/2015 08:06 AM, Charles wrote: > Searching the 'net showed that rsync asks zlib to use default > compression which is equivalent to --compress-level=6 > (http://samba.2283325.n4.nabble.com/what-is-the-default-value-for-comp ress-level-tp2538905.html) > > but that would not be a good choice for local synchronisation. > > Should we use --compress-level=0 for local synchronisation? We > are using rsync 3.0.9 and 3.1.1. > - -- ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ Kevin Korb Phone:(407) 252-6853 Systems Administrator Internet: FutureQuest, Inc. ke...@futurequest.net (work) Orlando, Floridak...@sanitarium.net (personal) Web page: http://www.sanitarium.net/ PGP public key available on web site. ~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._.,-*~'`^`'~*-,._., - -*~ -BEGIN PGP SIGNATURE- Version: GnuPG v2 iEYEARECAAYFAlYRH2kACgkQVKC1jlbQAQdVLACeNeneU2nIvhm1tgSA7Y3J5Y+u 9jQAnRvN3VLDRP0i5fGGuzwVrZhW9Gnu =07tb -END PGP SIGNATURE- -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
