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| author | Ludovic Courtès <ludo@gnu.org> | 2014-03-08 21:23:12 +0100 |
|---|---|---|
| committer | Ludovic Courtès <ludo@gnu.org> | 2014-03-08 21:23:12 +0100 |
| commit | 5cc569dc733c3d606be5180b43c6e8566009b4a3 (patch) | |
| tree | 998845eaef6705aef5bb98f0e34285c91083b470 /guix/scripts/offload.scm | |
| parent | 7df3ade11286e52829c855b76fc395a4c3831ced (diff) | |
| download | gnu-guix-5cc569dc733c3d606be5180b43c6e8566009b4a3.tar gnu-guix-5cc569dc733c3d606be5180b43c6e8566009b4a3.tar.gz | |
offload: Prevent locked files from being GC'd.
* guix/scripts/offload.scm (%slots): New variable.
(choose-build-machine): Add SLOT to '%slots'.
Diffstat (limited to 'guix/scripts/offload.scm')
| -rw-r--r-- | guix/scripts/offload.scm | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/guix/scripts/offload.scm b/guix/scripts/offload.scm index 2d2dbe36c5..e1da31af5d 100644 --- a/guix/scripts/offload.scm +++ b/guix/scripts/offload.scm @@ -383,6 +383,10 @@ connections allowed to MACHINE." "Release SLOT, a build slot as returned as by 'acquire-build-slot'." (close-port slot)) +(define %slots + ;; List of acquired build slots (open ports). + '()) + (define (choose-build-machine requirements machines) "Return the best machine among MACHINES fulfilling REQUIREMENTS, or #f." @@ -418,7 +422,10 @@ connections allowed to MACHINE." ;; Return the best machine unless it's already overloaded. (if (< (machine-load best) 2.) - best + (begin + ;; Prevent SLOT from being GC'd. + (set! %slots (cons slot %slots)) + best) (begin (release-build-slot slot) #f))) |