diff options
Diffstat (limited to 'gnu/system')
| -rw-r--r-- | gnu/system/install.scm | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gnu/system/install.scm b/gnu/system/install.scm index 0cfc8fa5c9..6cde649995 100644 --- a/gnu/system/install.scm +++ b/gnu/system/install.scm @@ -237,7 +237,12 @@ the user's target storage device rather than on the RAM disk." ;; Minimal in-memory caching policy for nscd. (list (nscd-cache (database 'hosts) (positive-time-to-live (* 3600 12)) - (negative-time-to-live 20) + + ;; Do not cache lookup failures at all since they are + ;; quite likely (for instance when someone tries to ping a + ;; host before networking is functional.) + (negative-time-to-live 0) + (persistent? #f) (max-database-size (* 5 (expt 2 20)))))) ;5 MiB |