diff options
Diffstat (limited to 'gnu/system')
| -rw-r--r-- | gnu/system/mapped-devices.scm | 5 | ||||
| -rw-r--r-- | gnu/system/vm.scm | 20 |
2 files changed, 20 insertions, 5 deletions
diff --git a/gnu/system/mapped-devices.scm b/gnu/system/mapped-devices.scm index af73dc608c..a874666463 100644 --- a/gnu/system/mapped-devices.scm +++ b/gnu/system/mapped-devices.scm @@ -157,7 +157,10 @@ these lines: ;; @dots{} (initrd-modules (append (list~{ ~s~}) %base-initrd-modules))) -@end example\n") +@end example + +If you think this diagnostic is inaccurate, use the @option{--skip-checks} +option of @command{guix system}.\n") missing))) (&error-location (location (source-properties->location location))))))))) diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm index 91e117b9f3..a1b595d45d 100644 --- a/gnu/system/vm.scm +++ b/gnu/system/vm.scm @@ -99,21 +99,28 @@ (device "store") (type "9p") (needed-for-boot? #t) - (options "trans=virtio") + (flags '(read-only)) + (options "trans=virtio,cache=loose") (check? #f)) + + ;; The 9p documentation says that cache=loose is "intended for + ;; exclusive, read-only mounts", without additional details. In + ;; practice it seems to work well for these, and it's much faster than + ;; the default cache=none, especially when copying and registering + ;; store items. (file-system (mount-point "/xchg") (device "xchg") (type "9p") (needed-for-boot? #t) - (options "trans=virtio") + (options "trans=virtio,cache=loose") (check? #f)) (file-system (mount-point "/tmp") (device "tmp") (type "9p") (needed-for-boot? #t) - (options "trans=virtio") + (options "trans=virtio,cache=loose") (check? #f)))) (define not-config? @@ -390,7 +397,12 @@ the image." #:closures graphs #:copy-closures? #$copy-inputs? #:register-closures? #$register-closures? - #:system-directory #$os-drv)) + #:system-directory #$os-drv + + ;; Disable deduplication to speed things up, + ;; and because it doesn't help much for a + ;; single system generation. + #:deduplicate? #f)) (root-size #$(if (eq? 'guess disk-image-size) #~(max ;; Minimum 20 MiB root size |