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| author | Christopher Baines <mail@cbaines.net> | 2023-02-03 15:18:44 +0100 |
|---|---|---|
| committer | Christopher Baines <mail@cbaines.net> | 2023-02-03 15:18:44 +0100 |
| commit | 9a5533c653522a4fbba61c3ea17ff6fa0f96af9f (patch) | |
| tree | dcce4e6952f3666694ba808a4c95406f652d64d2 /doc | |
| parent | 46c1df1eaba8246ef0fe537783fa55889eca8943 (diff) | |
| download | guix-9a5533c653522a4fbba61c3ea17ff6fa0f96af9f.tar guix-9a5533c653522a4fbba61c3ea17ff6fa0f96af9f.tar.gz | |
services: nar-herder: Add cached compression support.
* gnu/services/guix.scm (<nar-herder-cached-compression-configuration>): New
record type.
(nar-herder-configuration-cached-compressions,
nar-herder-configuration-cached-compression-min-uses,
nar-herder-configuration-cached-compression-workers,
nar-herder-configuration-cached-compression-nar-source,
nar-herder-cached-compression-configuration,
nar-herder-cached-compression-configuration?,
nar-herder-cached-compression-configuration-type,
nar-herder-cached-compression-configuration-level,
nar-herder-cached-compression-configuration-directory,
nar-herder-cached-compression-configuration-directory-max-size): New
procedures.
* doc/guix.texi (Guix Services): Document this.
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/guix.texi | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/doc/guix.texi b/doc/guix.texi index 64873db00b..d69be8586e 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -36836,6 +36836,42 @@ advertised. Log level to use, specify a log level like @code{'INFO} to stop logging individual requests. +@item @code{cached-compressions} (default: @code{'()}) +Activate generating cached nars with different compression details from +the stored nars. This is a list of +nar-herder-cached-compression-configuration records. + +@item @code{min-uses} (default: @code{3}) +When cached-compressions are enabled, generate cached nars when at least +this number of requests are made for a nar. + +@item @code{workers} (default: @code{2}) +Number of cached nars to generate at a time. + +@item @code{nar-source} (default: @code{#f}) +Location to fetch nars from when computing cached compressions. By +default, the storage location will be used. + +@end table +@end deftp + +@deftp {Data Type} nar-herder-cached-compression-configuration +Data type representing the cached compression configuration. + +@table @asis +@item @code{type} +Type of compression to use, e.g. @code{'zstd}. + +@item @code{workers} (default: @code{#f}) +Level of the compression to use. + +@item @code{directory} (default: @code{#f}) +Location to store the cached nars. If unspecified, they will be stored +in /var/cache/nar-herder/nar/TYPE. + +@item @code{directory-max-size} (default: @code{#f}) +Maximum size in bytes of the directory. + @end table @end deftp |