From b811e75bf5f2aff49db783b5ecb0aaa21a4f3a70 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Tue, 22 Feb 2011 09:46:17 +0100 Subject: hurd/faq/smp: Add some more links, and rationale. --- hurd/faq/smp.mdwn | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/hurd/faq/smp.mdwn b/hurd/faq/smp.mdwn index e48b6b66..af748454 100644 --- a/hurd/faq/smp.mdwn +++ b/hurd/faq/smp.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2009 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2009, 2011 Free Software Foundation, Inc."]] [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable id="license" text="Permission is granted to copy, distribute and/or modify this @@ -12,6 +12,14 @@ License|/fdl]]."]]"""]] The Hurd servers themselves are multithreaded, so they should be able to take benefit of the parallelism brought by SMP/Multicore boxes. This has however never been tested yet because of the following. -Mach used to be running on SMP boxes like the [[http://en.wikipedia.org/wiki/Intel_iPSC/860 | iPSC 860]], so has an infrastructure for running on them. It has however not (yet) been ported to nowadays' SMP standards like ACPI etc. The plan is to try Xen SMP support first. +[[microkernel/Mach]] used to be running on SMP boxes like the [[!wikipedia +Intel_iPSC/860]], so principally has the required infrastructure. It has +however not yet been enhanced to support nowadays' SMP standards like ACPI, +etc. Also, [[GNU Mach|microkernel/mach/gnumach]]'s Linux device driver glue +code likely isn't SMP-safe. As this glue code layer is not used in the +[[microkernel/mach/gnumach/ports/Xen]] port of GNU Mach, the plan is to try it +in this enviroment first. + +[[!tag open_issue_gnumach open_issue_xen]] That is why for now GNU/Hurd will only uses one logical processor (i.e. one core or one thread, depending on the socket type). -- cgit v1.2.3 From fee874eec9933d1eaaf8fe19a0a51202604ba06b Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Tue, 22 Feb 2011 09:48:31 +0100 Subject: hurd/faq/smp -> faq/smp. This is a general GNU/Hurd system question. --- faq/smp.mdwn | 25 +++++++++++++++++++++++++ hurd/faq/smp.mdwn | 25 ------------------------- 2 files changed, 25 insertions(+), 25 deletions(-) create mode 100644 faq/smp.mdwn delete mode 100644 hurd/faq/smp.mdwn diff --git a/faq/smp.mdwn b/faq/smp.mdwn new file mode 100644 index 00000000..af748454 --- /dev/null +++ b/faq/smp.mdwn @@ -0,0 +1,25 @@ +[[!meta copyright="Copyright © 2009, 2011 Free Software Foundation, Inc."]] + +[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable +id="license" text="Permission is granted to copy, distribute and/or modify this +document under the terms of the GNU Free Documentation License, Version 1.2 or +any later version published by the Free Software Foundation; with no Invariant +Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license +is included in the section entitled [[GNU Free Documentation +License|/fdl]]."]]"""]] + +[[!meta title="Does GNU/Hurd support SMP/Multicore?"]] + +The Hurd servers themselves are multithreaded, so they should be able to take benefit of the parallelism brought by SMP/Multicore boxes. This has however never been tested yet because of the following. + +[[microkernel/Mach]] used to be running on SMP boxes like the [[!wikipedia +Intel_iPSC/860]], so principally has the required infrastructure. It has +however not yet been enhanced to support nowadays' SMP standards like ACPI, +etc. Also, [[GNU Mach|microkernel/mach/gnumach]]'s Linux device driver glue +code likely isn't SMP-safe. As this glue code layer is not used in the +[[microkernel/mach/gnumach/ports/Xen]] port of GNU Mach, the plan is to try it +in this enviroment first. + +[[!tag open_issue_gnumach open_issue_xen]] + +That is why for now GNU/Hurd will only uses one logical processor (i.e. one core or one thread, depending on the socket type). diff --git a/hurd/faq/smp.mdwn b/hurd/faq/smp.mdwn deleted file mode 100644 index af748454..00000000 --- a/hurd/faq/smp.mdwn +++ /dev/null @@ -1,25 +0,0 @@ -[[!meta copyright="Copyright © 2009, 2011 Free Software Foundation, Inc."]] - -[[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable -id="license" text="Permission is granted to copy, distribute and/or modify this -document under the terms of the GNU Free Documentation License, Version 1.2 or -any later version published by the Free Software Foundation; with no Invariant -Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license -is included in the section entitled [[GNU Free Documentation -License|/fdl]]."]]"""]] - -[[!meta title="Does GNU/Hurd support SMP/Multicore?"]] - -The Hurd servers themselves are multithreaded, so they should be able to take benefit of the parallelism brought by SMP/Multicore boxes. This has however never been tested yet because of the following. - -[[microkernel/Mach]] used to be running on SMP boxes like the [[!wikipedia -Intel_iPSC/860]], so principally has the required infrastructure. It has -however not yet been enhanced to support nowadays' SMP standards like ACPI, -etc. Also, [[GNU Mach|microkernel/mach/gnumach]]'s Linux device driver glue -code likely isn't SMP-safe. As this glue code layer is not used in the -[[microkernel/mach/gnumach/ports/Xen]] port of GNU Mach, the plan is to try it -in this enviroment first. - -[[!tag open_issue_gnumach open_issue_xen]] - -That is why for now GNU/Hurd will only uses one logical processor (i.e. one core or one thread, depending on the socket type). -- cgit v1.2.3 From dfdadffe1bcb75057b77928391c65ed4a52aaa6a Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Tue, 22 Feb 2011 09:51:54 +0100 Subject: faq/smp: More links to Open Issues. --- faq/smp.mdwn | 3 +++ 1 file changed, 3 insertions(+) diff --git a/faq/smp.mdwn b/faq/smp.mdwn index af748454..f3c793d8 100644 --- a/faq/smp.mdwn +++ b/faq/smp.mdwn @@ -23,3 +23,6 @@ in this enviroment first. [[!tag open_issue_gnumach open_issue_xen]] That is why for now GNU/Hurd will only uses one logical processor (i.e. one core or one thread, depending on the socket type). + +Once this issue is solved, there are follow-up issues about +[[open_issues/multiprocessing]] and [[open_issues/multithreading]]. -- cgit v1.2.3 From 22d3e264d9e2cbb69a8a09470acc701cd8525da2 Mon Sep 17 00:00:00 2001 From: Thomas Schwinge Date: Tue, 22 Feb 2011 09:52:18 +0100 Subject: shortcuts: Wikipedia apparently doesn't like URL enconding. As seen in faq/smp's [[!wikipedia Intel_iPSC/860]]. --- shortcuts.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/shortcuts.mdwn b/shortcuts.mdwn index bd4a7ee3..145f5af8 100644 --- a/shortcuts.mdwn +++ b/shortcuts.mdwn @@ -15,7 +15,7 @@ This page controls what shortcut links the wiki supports. * [[!shortcut name=archive url="http://web.archive.org/*/%S"]] * [[!shortcut name=gmap url="http://maps.google.com/maps?q=%s"]] * [[!shortcut name=gmsg url="http://groups.google.com/groups?selm=%s"]] -* [[!shortcut name=wikipedia url="http://en.wikipedia.org/wiki/%s"]] +* [[!shortcut name=wikipedia url="http://en.wikipedia.org/wiki/%S"]] * [[!shortcut name=wikitravel url="http://wikitravel.org/en/%s"]] * [[!shortcut name=wiktionary url="http://en.wiktionary.org/wiki/%s"]] * [[!shortcut name=debbug url="http://bugs.debian.org/%S" desc="Debian bug #%s"]] -- cgit v1.2.3 From cee2f069091f1fabc431ee3edfa872c2c0047a68 Mon Sep 17 00:00:00 2001 From: jd823592 Date: Fri, 25 Feb 2011 20:43:50 +0000 Subject: typo --- faq/smp.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/faq/smp.mdwn b/faq/smp.mdwn index f3c793d8..e95edcd2 100644 --- a/faq/smp.mdwn +++ b/faq/smp.mdwn @@ -22,7 +22,7 @@ in this enviroment first. [[!tag open_issue_gnumach open_issue_xen]] -That is why for now GNU/Hurd will only uses one logical processor (i.e. one core or one thread, depending on the socket type). +That is why for now GNU/Hurd will only use one logical processor (i.e. one core or one thread, depending on the socket type). Once this issue is solved, there are follow-up issues about [[open_issues/multiprocessing]] and [[open_issues/multithreading]]. -- cgit v1.2.3 From 5238f29dde0317f08dc66341c7e81caef87dd231 Mon Sep 17 00:00:00 2001 From: Arne Babenhauserheide Date: Sun, 27 Feb 2011 18:29:54 +0100 Subject: USB support not needed for Arne --- community/weblogs/ArneBab/what_we_need.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/community/weblogs/ArneBab/what_we_need.mdwn b/community/weblogs/ArneBab/what_we_need.mdwn index 4511eb64..50f00748 100644 --- a/community/weblogs/ArneBab/what_we_need.mdwn +++ b/community/weblogs/ArneBab/what_we_need.mdwn @@ -2,8 +2,8 @@ We created a list of the things we still need for using the Hurd for in our day- As soon as these issues are taken care of, the Hurd offers everything we need for fullfilling most of our computing needs on at least one of our devices: -- USB (5): Arne, ms, Michael, Emilio, antrik²³ - Wireless (5): Arne, ms, Carl Fredrik, Michael (netbook), antrik (notebook) +- USB (4): ms, Michael, Emilio, antrik²³ - Sound (4): ms, Carl Fredrik, Michael, antrik² - SATA (2): Michael, (Emilio) -- cgit v1.2.3 From e4582a8e1da86a3d6098aac2420a1459934a3c84 Mon Sep 17 00:00:00 2001 From: Arne Babenhauserheide Date: Sun, 27 Feb 2011 19:18:09 +0100 Subject: USB support is needed for Arne --- community/weblogs/ArneBab/what_we_need.mdwn | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/community/weblogs/ArneBab/what_we_need.mdwn b/community/weblogs/ArneBab/what_we_need.mdwn index 50f00748..4511eb64 100644 --- a/community/weblogs/ArneBab/what_we_need.mdwn +++ b/community/weblogs/ArneBab/what_we_need.mdwn @@ -2,8 +2,8 @@ We created a list of the things we still need for using the Hurd for in our day- As soon as these issues are taken care of, the Hurd offers everything we need for fullfilling most of our computing needs on at least one of our devices: +- USB (5): Arne, ms, Michael, Emilio, antrik²³ - Wireless (5): Arne, ms, Carl Fredrik, Michael (netbook), antrik (notebook) -- USB (4): ms, Michael, Emilio, antrik²³ - Sound (4): ms, Carl Fredrik, Michael, antrik² - SATA (2): Michael, (Emilio) -- cgit v1.2.3