diff options
-rw-r--r-- | community/gsoc/project_ideas/object_lookups.mdwn | 2 | ||||
-rw-r--r-- | community/gsoc/project_ideas/package_manager.mdwn | 20 | ||||
-rw-r--r-- | community/gsoc/project_ideas/unionfs_boot.mdwn | 6 | ||||
-rw-r--r-- | faq/issues/got_a_db_prompt.mdwn | 2 | ||||
-rw-r--r-- | hurd/libfuse.mdwn | 7 | ||||
-rw-r--r-- | open_issues/time.mdwn | 18 | ||||
-rw-r--r-- | sidebar.mdwn | 5 | ||||
-rw-r--r-- | user/musial.mdwn | 2 |
8 files changed, 41 insertions, 21 deletions
diff --git a/community/gsoc/project_ideas/object_lookups.mdwn b/community/gsoc/project_ideas/object_lookups.mdwn index 462f6a12..5075f783 100644 --- a/community/gsoc/project_ideas/object_lookups.mdwn +++ b/community/gsoc/project_ideas/object_lookups.mdwn @@ -8,7 +8,7 @@ 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="Improved system object lookups"]] +[[!meta title="Improved System Object Lookups"]] The Hurd currently uses its ihash library ([[hurd/libihash]]) as a generic container for various objects. While it does its job, it has been reported diff --git a/community/gsoc/project_ideas/package_manager.mdwn b/community/gsoc/project_ideas/package_manager.mdwn index 23304f6b..d80efe37 100644 --- a/community/gsoc/project_ideas/package_manager.mdwn +++ b/community/gsoc/project_ideas/package_manager.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2008, 2009 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2008, 2009, 2013 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 @@ -36,15 +36,19 @@ sum of packages installed at a certain moment; it doesn't matter how this state came about. There are no global databases of any kind. (Some things might require caching for better performance, but this must happen transparently.) -The core of this approach is formed by [[hurd/translator/stowfs]], which -creates a traditional Unix directory structure from all the files in the -individual package directories. But this only handles the lowest level of -package management. Additional mechanisms are necessary to handle stuff like -dependencies on other packages. +The core of this approach is formed by [[hurd/translator/stowfs]]. +[Guix](http://www.gnu.org/software/guix), GNU's package manager, +installs each package in its own directory. Each user has a +*profile*, which is the union of some of these packages. On +GNU/Linux, this union is implemented as a symlink tree; on GNU/Hurd, +*stowfs* would offer a more elegant solution. Stowfs creates a traditional +Unix directory structure from all the files in the individual package +directories. This handles the lowest level of package +management. -The goal of this task is to create these mechanisms. +The goal of this task is to exploit Hurd features in GNU Guix. -Possible mentors: Ben Asselstine (bing) +Possible mentors: Ludovic Courtès, Ben Asselstine (bing) Exercise: Make some improvement to any of the existing Hurd translators. Especially those in [hurdextras](http://www.nongnu.org/hurdextras/) are often diff --git a/community/gsoc/project_ideas/unionfs_boot.mdwn b/community/gsoc/project_ideas/unionfs_boot.mdwn index d9f1a9e1..13cc6cd1 100644 --- a/community/gsoc/project_ideas/unionfs_boot.mdwn +++ b/community/gsoc/project_ideas/unionfs_boot.mdwn @@ -1,4 +1,4 @@ -[[!meta copyright="Copyright © 2008, 2009 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2008, 2009, 2013 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 @@ -19,12 +19,12 @@ software packages, GNU/Linux distributions usually come with a package manager, which keeps track of all files upon installation/removal in some kind of central database. -An alternative approach is the one implemented by GNU Stow: each package is +An alternative approach is the one implemented by GNU Stow and GNU Guix: each package is actually installed in a private directory tree. The actual standard directory structure is then created by collecting the individual files from all the packages, and presenting them in the common `/bin`, `/lib`, etc. locations. -While the normal Stow package (for traditional UNIX systems) uses symlinks to +While the normal Stow or Guix package (for traditional UNIX systems) uses symlinks to the actual files, updated on installation/deinstallation events, the Hurd [[hurd/translator]] mechanism allows a much more elegant solution: [[hurd/translator/stowfs]] (which is actually a special mode of diff --git a/faq/issues/got_a_db_prompt.mdwn b/faq/issues/got_a_db_prompt.mdwn index ce376728..ad99c515 100644 --- a/faq/issues/got_a_db_prompt.mdwn +++ b/faq/issues/got_a_db_prompt.mdwn @@ -27,7 +27,7 @@ This can be decyphered by using: $ addr2line -i -f -e /boot/gnumach 0x8007cf1 0x80071bc 0x8006831 -You can then [[send us|contact_us]] the results of the `trace` and the +You can then [[send us|contact_us]] the whole results of the `trace` and the `addr2line` commands, as well as the exact version of the GNU Mach kernel you were running, for further investigation. More information about the [[GNU Mach diff --git a/hurd/libfuse.mdwn b/hurd/libfuse.mdwn index bc6a9d4a..45ff97ec 100644 --- a/hurd/libfuse.mdwn +++ b/hurd/libfuse.mdwn @@ -15,7 +15,7 @@ initially written by Stefan Siegl. The implementation takes advantage of the [[translators|translator]] facilities of Hurd: this means that applications that implement a FUSE filesystem, when -compiled against libfuse-hurd, become translators to be set with usual `settrans` +compiled against libfuse-hurd, become translators to be set with usual [[settrans]] etc. @@ -23,9 +23,10 @@ etc. * Only part of the API is implemented * lowlevel API not implemented - * Options handling not implemented + * Options handling (`fuse_parse_cmdline` and `fuse_opt_*`) not implemented * CUSE lowlevel not supported (compatibility level 29) -* Supports the compatibility level 25 (while current libfuse 2.9.x provides 26) +* Supports up to the compatibility level 25 (while current libfuse 2.9.x provides 26) +* File I/O is quite slow. # Source diff --git a/open_issues/time.mdwn b/open_issues/time.mdwn index ab239aef..becb88b0 100644 --- a/open_issues/time.mdwn +++ b/open_issues/time.mdwn @@ -1,4 +1,5 @@ -[[!meta copyright="Copyright © 2009, 2011 Free Software Foundation, Inc."]] +[[!meta copyright="Copyright © 2009, 2011, 2013 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 @@ -51,7 +52,7 @@ GNU time's *elapsed* value is off by some factor. user 0m0.000s sys 0m0.010s -As above; also here all the running time should be attriuted to *user* time. +As above; also here all the running time should be attributed to *user* time. This is probably a [[!taglink open_issue_gnumach]]. @@ -67,3 +68,16 @@ While testing some [[performance/IPC_virtual_copy]] performance issues: <tschwinge> And I can confirm that with dd if=/dev/zero of=/dev/null bs=4k running, a parallel sleep 10 takes about 20 s (on strauss). + +# 2013-03-30/31 + +Investigating time's `configure`, a difference of the output between Linux and +Hurd shows: + + -checking for wait3 that fills in rusage... yes + +checking for wait3 that fills in rusage... no + +This causes a different code path in `resuse.c` to be used; such code path does +not get a define for `HZ`, which is then defined with a fallback value of 60. + +[[!debbug 704283]] has been filed with a fix for this no-wait3 case. diff --git a/sidebar.mdwn b/sidebar.mdwn index 7143329d..e8b69a93 100644 --- a/sidebar.mdwn +++ b/sidebar.mdwn @@ -1,5 +1,5 @@ -[[!meta copyright="Copyright © 2007, 2008, 2009, 2010, 2011, 2012 Free Software -Foundation, Inc."]] +[[!meta copyright="Copyright © 2007, 2008, 2009, 2010, 2011, 2012, 2013 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 @@ -21,6 +21,7 @@ Welcome to... [[!img /logo/boxes-redrawn.png link=/logo]] ... the GNU Hurd! * [[Public_Hurd_Boxen]] * [[QEMU Images|hurd/running/qemu]] * [[Getting Help]] + * [[Project Ideas|community/gsoc/project_ideas]] * [[Open Issues]] * **[[Documentation]]** * [[FAQ]] diff --git a/user/musial.mdwn b/user/musial.mdwn index 2235e492..54b29f6f 100644 --- a/user/musial.mdwn +++ b/user/musial.mdwn @@ -12,6 +12,6 @@ License|/fdl]]."]]"""]] email: musial at gnu dot org -http://musial.musialx.com +http://tangentnetworks.net/.musial/ Join the FSF! - http://www.fsf.org/register_form?referrer=9143 |