Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Ciaran McCreesh
On Sun, 29 Jan 2006 00:51:32 -1000 Beau E. Cox [EMAIL PROTECTED] wrote: | Can I safely emerge (different packages, non-interdependent) in | different terminal sessions at the same time? No. -- Ciaran McCreesh : Gentoo Developer (King of all Londinium) Mail: ciaranm at gentoo.org Web

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Beau E. Cox
On Sunday 29 January 2006 09:59 pm, Ciaran McCreesh wrote: On Sun, 29 Jan 2006 00:51:32 -1000 Beau E. Cox [EMAIL PROTECTED] wrote: | Can I safely emerge (different packages, non-interdependent) in | different terminal sessions at the same time? No. Many have said Yes. Can you explain? --

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Ciaran McCreesh
On Sun, 29 Jan 2006 22:33:01 -1000 Beau E. Cox [EMAIL PROTECTED] wrote: | On Sunday 29 January 2006 09:59 pm, Ciaran McCreesh wrote: | On Sun, 29 Jan 2006 00:51:32 -1000 Beau E. Cox | | [EMAIL PROTECTED] wrote: | | Can I safely emerge (different packages, non-interdependent) in | | different

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Neil Bothwick
On Sun, 29 Jan 2006 19:48:34 +0200, Uwe Thiem wrote: Now I have got a related question: Imagine you have got one portage tree on one box but several boxes that NFS mount it with different world files. Will several parallel emerge --fetchonly processes on those different boxes still be safe?

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Benno Schulenberg
Ciaran McCreesh wrote: the many ways in which parallel merges can still break. Please give us one example. Benno -- gentoo-user@gentoo.org mailing list

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Huib van Wees
On 1/30/06, Neil Bothwick [EMAIL PROTECTED] wrote: On Sun, 29 Jan 2006 19:48:34 +0200, Uwe Thiem wrote: Now I have got a related question: Imagine you have got one portage tree on one box but several boxes that NFS mount it with different world files. Will several parallelemerge --fetchonly

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Neil Bothwick
On Mon, 30 Jan 2006 13:24:14 +0100, Huib van Wees wrote: Yes, because portage uses lockfiles in $DISTDIR. Once one emerge begins downloading a file, any others wanting that file will wait for it. I can remember that export the portage dir for other host wasn't supported and can cause

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Ciaran McCreesh
On Mon, 30 Jan 2006 12:41:37 +0100 Benno Schulenberg [EMAIL PROTECTED] wrote: | Ciaran McCreesh wrote: | the many ways in which parallel merges can still break. | | Please give us one example. You install a package that runs autotools and a package that provides an aclocal entry at the same

Re: [gentoo-user] Are multiple emerges safe?

2006-01-30 Thread Michael Sullivan
On Mon, 2006-01-30 at 13:24 +0100, Huib van Wees wrote: On 1/30/06, Neil Bothwick [EMAIL PROTECTED] wrote: On Sun, 29 Jan 2006 19:48:34 +0200, Uwe Thiem wrote: Now I have got a related question: Imagine you have got one portage tree on one box but

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Alexander Skwar
Beau E. Cox wrote: Can I safely emerge (different packages, non-interdependent) in different terminal sessions at the same time? Yes, I do all that all the time. Alexander Skwar -- Espy we need to split main intocore and wtf-uses-this -- gentoo-user@gentoo.org mailing list

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Andrei Slavoiu
--- Beau E. Cox [EMAIL PROTECTED] wrote: Hi - Can I safely emerge (different packages, non-interdependent) in different terminal sessions at the same time? -- Aloha = Beau; -- gentoo-user@gentoo.org mailing list Yes, you can start as many sesions of emerge as you like, even

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Beau E. Cox
On Sunday 29 January 2006 12:56 am, Alexander Skwar wrote: Beau E. Cox wrote: Can I safely emerge (different packages, non-interdependent) in different terminal sessions at the same time? Yes, I do all that all the time. Alexander Skwar -- Espy we need to split main intocore and

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Beau E. Cox
On Sunday 29 January 2006 01:04 am, Andrei Slavoiu wrote: --- Beau E. Cox [EMAIL PROTECTED] wrote: Hi - Can I safely emerge (different packages, non-interdependent) in different terminal sessions at the same time? -- Aloha = Beau; -- gentoo-user@gentoo.org mailing list

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Michael Sullivan
On Sun, 2006-01-29 at 01:02 -1000, Beau E. Cox wrote: On Sunday 29 January 2006 12:56 am, Alexander Skwar wrote: Beau E. Cox wrote: Can I safely emerge (different packages, non-interdependent) in different terminal sessions at the same time? Yes, I do all that all the time.

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Beau E. Cox
On Sunday 29 January 2006 06:53 am, Michael Sullivan wrote: On Sun, 2006-01-29 at 01:02 -1000, Beau E. Cox wrote: On Sunday 29 January 2006 12:56 am, Alexander Skwar wrote: Beau E. Cox wrote: Can I safely emerge (different packages, non-interdependent) in different terminal sessions

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Alexander Skwar
Michael Sullivan wrote: Keep in mind though that multiple emerges will share resources, so each process may lose speed... Something that I always wondered about - does it actually *lose* speed? IOW: Is it, *IN* *TOTAL* slower to do multiple emerges in parallel compared to doing them

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Dale
Alexander Skwar wrote: Michael Sullivan wrote: Keep in mind though that multiple emerges will share resources, so each process may lose speed... Something that I always wondered about - does it actually *lose* speed? IOW: Is it, *IN* *TOTAL* slower to do multiple emerges in parallel

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Neil Bothwick
On Sun, 29 Jan 2006 19:26:41 +0100, Alexander Skwar wrote: Something that I always wondered about - does it actually *lose* speed? IOW: Is it, *IN* *TOTAL* slower to do multiple emerges in parallel compared to doing them sequentially? It could be faster, when one emerge is in a CPU-intensive

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Allan Gottlieb
At Sun, 29 Jan 2006 13:03:19 -0600 Dale [EMAIL PROTECTED] wrote: Alexander Skwar wrote: Something that I always wondered about - does it actually *lose* speed? IOW: Is it, *IN* *TOTAL* slower to do multiple emerges in parallel compared to doing them sequentially? I'm no guru for sure but here

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Michael Smith
Alexander Skwar wrote: Something that I always wondered about - does it actually *lose* speed? IOW: Is it, *IN* *TOTAL* slower to do multiple emerges in parallel compared to doing them sequentially? I would expect the answer to this lies in how you set your MAKEOPTS. --

Re: [gentoo-user] Are multiple emerges safe?

2006-01-29 Thread Uwe Thiem
On 29 January 2006 18:53, Michael Sullivan wrote: Keep in mind though that multiple emerges will share resources, so each process may lose speed... True, but --fetchonly emerge can pull in sources as fast as possible while the other emerge compiles stuff. That makes sense if you are paying