diff options
| -rw-r--r-- | doc/manual/release-notes.xml | 37 |
1 files changed, 29 insertions, 8 deletions
diff --git a/doc/manual/release-notes.xml b/doc/manual/release-notes.xml index 3ad9e1de0a6a..9cc1ac720fa6 100644 --- a/doc/manual/release-notes.xml +++ b/doc/manual/release-notes.xml @@ -115,9 +115,6 @@ irreversible.</para></warning> <listitem><para><command>bsdiff</command> updated 4.3.</para></listitem> - <listitem><para>TODO: open files etc. are now used as roots of the - garbage collector (r5796).</para></listitem> - <listitem><para>TODO: --attr / -A flags in nix-env/nix-instantiate/nix-build. Also nix-env -qa --attr.</para></listitem> @@ -127,11 +124,35 @@ irreversible.</para></warning> the build result to be named something other than <literal>result</literal>.</para></listitem> - <listitem><para><literal>nix-store --gc</literal> - (a.k.a. <command>nix-collect-garbage</command>) prints out the - number of bytes freed on standard output. <literal>nix-store --gc - --print-dead</literal> shows how many bytes would be freed by an - actual garbage collection.</para></listitem> + <listitem><para>Garbage collector improvements: + + <itemizedlist> + + <listitem><para>Open files (such as running programs) are now + used as roots of the garbage collector. This prevents programs + that have been uninstalled from being garbage collected while + they are still running. The script that detects these + additional runtime roots + (<filename>find-runtime-roots.pl</filename>) is inherently + system-specific, but it should work on Linux and on all + platforms that have the <command>lsof</command> + utility.</para></listitem> + + <listitem><para><literal>nix-store --gc</literal> + (a.k.a. <command>nix-collect-garbage</command>) prints out the + number of bytes freed on standard output. <literal>nix-store + --gc --print-dead</literal> shows how many bytes would be freed + by an actual garbage collection.</para></listitem> + + <listitem><para><literal>nix-collect-garbage -d</literal> + removes all old generations of <emphasis>all</emphasis> profiles + before calling the actual garbage collector (<literal>nix-store + --gc</literal>). This is an easy way to get rid of all old + packages in the Nix store.</para></listitem> + + </itemizedlist> + + </para></listitem> <listitem><para>New command <literal>nix-store --delete</literal> to delete specific paths from the Nix store. It won’t delete reachable |