Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
On Dec 17, 2007 4:03 PM, Evgeniy Polyakov <[EMAIL PROTECTED]> wrote:
> +++ b/Documentation/dst/sysfs.txt
> @@ -0,0 +1,33 @@
> +This file describes sysfs files created for each storage.
> +
> +1. Per-storage files.
> +Each storage has its own dir /sysfs/devices/$storage_name,
> +2. Per-node files.
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
On Mon, Dec 10, 2007 at 08:56:49PM +0100, Kay Sievers ([EMAIL PROTECTED]) wrote:
> On Mon, 2007-12-10 at 22:51 +0300, Evgeniy Polyakov wrote:
> > On Mon, Dec 10, 2007 at 08:44:55PM +0100, Kay Sievers ([EMAIL PROTECTED])
> > wrote:
> > > > > > Actually not - I have to set reference counter to somet
On Mon, 2007-12-10 at 22:51 +0300, Evgeniy Polyakov wrote:
> On Mon, Dec 10, 2007 at 08:44:55PM +0100, Kay Sievers ([EMAIL PROTECTED])
> wrote:
> > > > > Actually not - I have to set reference counter to something other
> > > > > than 1
> > > > > or +/- 1, and thus will have to call kref_get() in
On Mon, Dec 10, 2007 at 08:44:55PM +0100, Kay Sievers ([EMAIL PROTECTED]) wrote:
> > > > Actually not - I have to set reference counter to something other than 1
> > > > or +/- 1, and thus will have to call kref_get() in a loop, which is a
> > > > very ugly step. Is there kref_set() or somethinglik
On Mon, 2007-12-10 at 22:33 +0300, Evgeniy Polyakov wrote:
> On Mon, Dec 10, 2007 at 08:02:28PM +0100, Kay Sievers ([EMAIL PROTECTED])
> wrote:
> > > uganda:~/codes# ls -l /sys/devices/storage/n-0-81003ebc220/
> > > total 0
> > > drwxr-xr-x 2 root root0 2007-12-10 13:23 power
> > > -r--r--
On Mon, Dec 10, 2007 at 08:02:28PM +0100, Kay Sievers ([EMAIL PROTECTED]) wrote:
> > uganda:~/codes# ls -l /sys/devices/storage/n-0-81003ebc220/
> > total 0
> > drwxr-xr-x 2 root root0 2007-12-10 13:23 power
> > -r--r--r-- 1 root root 4096 2007-12-10 13:30 size
> > -r--r--r-- 1 root root 40
On Mon, 2007-12-10 at 17:50 +0300, Evgeniy Polyakov wrote:
> On Mon, Dec 10, 2007 at 03:31:48PM +0100, Kay Sievers ([EMAIL PROTECTED])
> wrote:
> > > I meant that for each new device, it will be placed into
> > > /sys/devices/its_name, but it can also be accessed via
> > > /sys/bus/dst/devices/
>
On Mon, Dec 10, 2007 at 05:50:55PM +0300, Evgeniy Polyakov ([EMAIL PROTECTED])
wrote:
> > Further questions:
> > Why do you do your own refcounting instead of using kref?
>
> That's because I always used atomic operations as a reference counters
> and did not tried krefs :)
> They are the same ac
On Mon, Dec 10, 2007 at 03:31:48PM +0100, Kay Sievers ([EMAIL PROTECTED]) wrote:
> > I meant that for each new device, it will be placed into
> > /sys/devices/its_name, but it can also be accessed via
> > /sys/bus/dst/devices/
>
> Still, it looks like a path. :)
>
> Please don't reference any dev
On Mon, 2007-12-10 at 15:58 +0300, Evgeniy Polyakov wrote:
> On Mon, Dec 10, 2007 at 01:51:43PM +0100, Kay Sievers ([EMAIL PROTECTED])
> wrote:
> > On Dec 10, 2007 12:47 PM, Evgeniy Polyakov <[EMAIL PROTECTED]> wrote:
> > > diff --git a/Documentation/dst/sysfs.txt b/Documentation/dst/sysfs.txt
> >
On Mon, Dec 10, 2007 at 01:51:43PM +0100, Kay Sievers ([EMAIL PROTECTED]) wrote:
> On Dec 10, 2007 12:47 PM, Evgeniy Polyakov <[EMAIL PROTECTED]> wrote:
> > diff --git a/Documentation/dst/sysfs.txt b/Documentation/dst/sysfs.txt
> > new file mode 100644
> > index 000..79d79dc
> > --- /dev/null
>
On Dec 10, 2007 12:47 PM, Evgeniy Polyakov <[EMAIL PROTECTED]> wrote:
> diff --git a/Documentation/dst/sysfs.txt b/Documentation/dst/sysfs.txt
> new file mode 100644
> index 000..79d79dc
> --- /dev/null
> +++ b/Documentation/dst/sysfs.txt
> @@ -0,0 +1,30 @@
> +This file describes sysfs files cr
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
Hi Matt.
On Sun, Dec 02, 2007 at 10:50:59PM -0600, Matt Mackall ([EMAIL PROTECTED])
wrote:
> > Distributed storage documentation.
> >
> > Algorithms used in the system, userspace interfaces
> > (sysfs dirs and files), design and implementation details
> > are described here.
>
> Can you give us
On Thu, Nov 29, 2007 at 03:53:23PM +0300, Evgeniy Polyakov wrote:
>
> Distributed storage documentation.
>
> Algorithms used in the system, userspace interfaces
> (sysfs dirs and files), design and implementation details
> are described here.
Can you give us a summary of how this differs from us
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
Distributed storage documentation.
Algorithms used in the system, userspace interfaces
(sysfs dirs and files), design and implementation details
are described here.
Signed-off-by: Evgeniy Polyakov <[EMAIL PROTECTED]>
diff --git a/Documentation/dst/algorithms.txt b/Documentation/dst/algorithms.
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