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* [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system.
@ 2017-12-16 19:20 Christopher Baines
  2017-12-16 20:25 ` Leo Famulari
                   ` (2 more replies)
  0 siblings, 3 replies; 6+ messages in thread
From: Christopher Baines @ 2017-12-16 19:20 UTC (permalink / raw)
  To: 29740

This improves the performance of the shared store for operations involving
lots of files, e.g. searching through the store.

* gnu/system/vm.scm (mapping->file-system): Add cache=loose to options.
---
 gnu/system/vm.scm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
index 6102d465b..c1305d3f9 100644
--- a/gnu/system/vm.scm
+++ b/gnu/system/vm.scm
@@ -554,7 +554,7 @@ of the GNU system as described by OS."
        (device (file-system->mount-tag source))
        (type "9p")
        (flags (if writable? '() '(read-only)))
-       (options (string-append "trans=virtio"))
+       (options "trans=virtio,cache=loose")
        (check? #f)
        (create-mount-point? #t)))))
 
-- 
2.15.1

^ permalink raw reply related	[flat|nested] 6+ messages in thread

* [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system.
  2017-12-16 19:20 [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system Christopher Baines
@ 2017-12-16 20:25 ` Leo Famulari
  2017-12-16 21:10   ` Christopher Baines
  2017-12-17 16:11 ` Ludovic Courtès
  2017-12-17 20:54 ` bug#29740: done Christopher Baines
  2 siblings, 1 reply; 6+ messages in thread
From: Leo Famulari @ 2017-12-16 20:25 UTC (permalink / raw)
  To: Christopher Baines; +Cc: 29740

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On Sat, Dec 16, 2017 at 07:20:18PM +0000, Christopher Baines wrote:
> This improves the performance of the shared store for operations involving
> lots of files, e.g. searching through the store.
> 
> * gnu/system/vm.scm (mapping->file-system): Add cache=loose to options.

Okay!

> diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
> index 6102d465b..c1305d3f9 100644
> --- a/gnu/system/vm.scm
> +++ b/gnu/system/vm.scm
> @@ -554,7 +554,7 @@ of the GNU system as described by OS."
>         (device (file-system->mount-tag source))
>         (type "9p")
>         (flags (if writable? '() '(read-only)))
> -       (options (string-append "trans=virtio"))
> +       (options "trans=virtio,cache=loose")

Was that string-append unnecessary in this context?

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^ permalink raw reply	[flat|nested] 6+ messages in thread

* [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system.
  2017-12-16 20:25 ` Leo Famulari
@ 2017-12-16 21:10   ` Christopher Baines
  0 siblings, 0 replies; 6+ messages in thread
From: Christopher Baines @ 2017-12-16 21:10 UTC (permalink / raw)
  To: Leo Famulari; +Cc: 29740

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Leo Famulari <leo@famulari.name> writes:

> On Sat, Dec 16, 2017 at 07:20:18PM +0000, Christopher Baines wrote:
>> This improves the performance of the shared store for operations involving
>> lots of files, e.g. searching through the store.
>> 
>> * gnu/system/vm.scm (mapping->file-system): Add cache=loose to options.
>
> Okay!
>
>> diff --git a/gnu/system/vm.scm b/gnu/system/vm.scm
>> index 6102d465b..c1305d3f9 100644
>> --- a/gnu/system/vm.scm
>> +++ b/gnu/system/vm.scm
>> @@ -554,7 +554,7 @@ of the GNU system as described by OS."
>>         (device (file-system->mount-tag source))
>>         (type "9p")
>>         (flags (if writable? '() '(read-only)))
>> -       (options (string-append "trans=virtio"))
>> +       (options "trans=virtio,cache=loose")
>
> Was that string-append unnecessary in this context?

I think so. It has always been like this I think, and I haven't had any
problems with this change.

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^ permalink raw reply	[flat|nested] 6+ messages in thread

* [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system.
  2017-12-16 19:20 [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system Christopher Baines
  2017-12-16 20:25 ` Leo Famulari
@ 2017-12-17 16:11 ` Ludovic Courtès
  2017-12-17 20:53   ` Christopher Baines
  2017-12-17 20:54 ` bug#29740: done Christopher Baines
  2 siblings, 1 reply; 6+ messages in thread
From: Ludovic Courtès @ 2017-12-17 16:11 UTC (permalink / raw)
  To: Christopher Baines; +Cc: 29740

Christopher Baines <mail@cbaines.net> skribis:

> This improves the performance of the shared store for operations involving
> lots of files, e.g. searching through the store.
>
> * gnu/system/vm.scm (mapping->file-system): Add cache=loose to options.

That’s a good idea, thank you!

Ludo’.

^ permalink raw reply	[flat|nested] 6+ messages in thread

* [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system.
  2017-12-17 16:11 ` Ludovic Courtès
@ 2017-12-17 20:53   ` Christopher Baines
  0 siblings, 0 replies; 6+ messages in thread
From: Christopher Baines @ 2017-12-17 20:53 UTC (permalink / raw)
  To: Ludovic Courtès; +Cc: 29740

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Ludovic Courtès <ludo@gnu.org> writes:

> Christopher Baines <mail@cbaines.net> skribis:
>
>> This improves the performance of the shared store for operations involving
>> lots of files, e.g. searching through the store.
>>
>> * gnu/system/vm.scm (mapping->file-system): Add cache=loose to options.
>
> That’s a good idea, thank you!

I've now pushed this patch. Thanks for reviewing :)

Chris

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^ permalink raw reply	[flat|nested] 6+ messages in thread

* bug#29740: done
  2017-12-16 19:20 [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system Christopher Baines
  2017-12-16 20:25 ` Leo Famulari
  2017-12-17 16:11 ` Ludovic Courtès
@ 2017-12-17 20:54 ` Christopher Baines
  2 siblings, 0 replies; 6+ messages in thread
From: Christopher Baines @ 2017-12-17 20:54 UTC (permalink / raw)
  To: 29740-done

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^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2017-12-17 20:55 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-12-16 19:20 [bug#29740] [PATCH] gnu: system: vm: Use loose cache for 9p file system Christopher Baines
2017-12-16 20:25 ` Leo Famulari
2017-12-16 21:10   ` Christopher Baines
2017-12-17 16:11 ` Ludovic Courtès
2017-12-17 20:53   ` Christopher Baines
2017-12-17 20:54 ` bug#29740: done Christopher Baines

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