[ANN] New source.squeak.org prototype

> An on-going concern of the community is sustaining and improving our
> trunk development process.  Currently source.squeak.org employs an old
> version of SqueakSource running on an old Squeak 3.x image on an old
> interpreter VM.  I have deployed a prototype replacement on box4 with
> several improvements:
>
>   - It is running on the latest trunk image with a recent Cog VM.
>   - The SqueakSource package has been upgraded to generically support
> any type of backend instead of only a Filesystem-based back end.
>   - A new subclass for a Magma-based back end was added and used by
> the prototype.
>   - Startup time is > 10X faster than with the FileSystem (which uses
> ReferenceStream).
>   - Commits are > 100X faster because it's simply a DB commit rather
> than re-serializing the entire model with ReferenceStream for every
> change.
>   - However, we will not notice a speed up because we have hacked
> SqueakSource to bypass the Filesystem subclass for a
> save-the-image-every-hour persistence.  But this is unsustainable and
> dangerous.
>   - The SqueakSource-software now responds to SIGTERM to conduct a
> graceful shutdown and exit.
>   - Use of the Magma back end improves the SCM tool by letting us
> browse all 'mc versions' of any method or class-definition.  We can
> also browse the 'mc origin' of same -- which is just the oldest
> version it is known to exist in (which, if we would ensure ALL
> ancestry is present, then it will truly be the origin).  Happy
> birthday Tim Rowledge.
>
> I have done VERY minimal testing.  But we need to finally begin the
> process of moving this crucial component our community away from the
> costly Hetzner box and onto Gandi-based servers provided by the SFC,
> so please try it and provide feedback!
>
> To use the new prototype:
>
>   1) Use a recent trunk image.
>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
> and 'browse mc origin' will be added to methods and class-list menus
> (but are initially grayed out).
>   3) Add this repository to Monticello:
>
>     MCHttpRepository
>         location: 'http://box4.squeak.org:8888/trunk'
>         user: 'id'
>         password: 'pw'
>
>   4) Add the above repository to whichever packages you wish to invoke
> the new SCM features.
>
>  - Chris
>
> PS -- This prototype only has data loaded for the trunk project as of
> about one week ago.  It is not kept in-sync with production trunk,
> this is just a test.

> Bravo! This is great stuff.
>
> I loaded Monticello-cmm.566 from the inbox, and I want to try out the
> new 'browse mc origin' and 'browse mc versions' feature, which shows
> up in the methods pane and class list pane as promised. But I can't
> figure out how to activate them so they are not greyed out??? I'm trying
> to browse a class in the sound package (just to see what it does), so
> I added the http://box4.squeak.org:8888/trunk repository to package
> Sound in my MC browser, but no joy. How do I activate the 'browse mc versions'
> feature?
>
> Thanks for doing this Chris!
>
> Dave
>
> On Fri, Sep 06, 2013 at 04:46:46PM -0500, Chris Muller wrote:
>> An on-going concern of the community is sustaining and improving our
>> trunk development process.  Currently source.squeak.org employs an old
>> version of SqueakSource running on an old Squeak 3.x image on an old
>> interpreter VM.  I have deployed a prototype replacement on box4 with
>> several improvements:
>>
>>   - It is running on the latest trunk image with a recent Cog VM.
>>   - The SqueakSource package has been upgraded to generically support
>> any type of backend instead of only a Filesystem-based back end.
>>   - A new subclass for a Magma-based back end was added and used by
>> the prototype.
>>   - Startup time is > 10X faster than with the FileSystem (which uses
>> ReferenceStream).
>>   - Commits are > 100X faster because it's simply a DB commit rather
>> than re-serializing the entire model with ReferenceStream for every
>> change.
>>   - However, we will not notice a speed up because we have hacked
>> SqueakSource to bypass the Filesystem subclass for a
>> save-the-image-every-hour persistence.  But this is unsustainable and
>> dangerous.
>>   - The SqueakSource-software now responds to SIGTERM to conduct a
>> graceful shutdown and exit.
>>   - Use of the Magma back end improves the SCM tool by letting us
>> browse all 'mc versions' of any method or class-definition.  We can
>> also browse the 'mc origin' of same -- which is just the oldest
>> version it is known to exist in (which, if we would ensure ALL
>> ancestry is present, then it will truly be the origin).  Happy
>> birthday Tim Rowledge.
>>
>> I have done VERY minimal testing.  But we need to finally begin the
>> process of moving this crucial component our community away from the
>> costly Hetzner box and onto Gandi-based servers provided by the SFC,
>> so please try it and provide feedback!
>>
>> To use the new prototype:
>>
>>   1) Use a recent trunk image.
>>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
>> and 'browse mc origin' will be added to methods and class-list menus
>> (but are initially grayed out).
>>   3) Add this repository to Monticello:
>>
>>     MCHttpRepository
>>         location: 'http://box4.squeak.org:8888/trunk'
>>         user: 'id'
>>         password: 'pw'
>>
>>   4) Add the above repository to whichever packages you wish to invoke
>> the new SCM features.
>>
>>  - Chris
>>
>> PS -- This prototype only has data loaded for the trunk project as of
>> about one week ago.  It is not kept in-sync with production trunk,
>> this is just a test.
>

> An on-going concern of the community is sustaining and improving our
> trunk development process.  Currently source.squeak.org employs an old
> version of SqueakSource running on an old Squeak 3.x image on an old
> interpreter VM.  I have deployed a prototype replacement on box4 with
> several improvements:
>
>   - It is running on the latest trunk image with a recent Cog VM.
>   - The SqueakSource package has been upgraded to generically support
> any type of backend instead of only a Filesystem-based back end.
>   - A new subclass for a Magma-based back end was added and used by
> the prototype.
>   - Startup time is > 10X faster than with the FileSystem (which uses
> ReferenceStream).
>   - Commits are > 100X faster because it's simply a DB commit rather
> than re-serializing the entire model with ReferenceStream for every
> change.
>   - However, we will not notice a speed up because we have hacked
> SqueakSource to bypass the Filesystem subclass for a
> save-the-image-every-hour persistence.  But this is unsustainable and
> dangerous.
>   - The SqueakSource-software now responds to SIGTERM to conduct a
> graceful shutdown and exit.
>   - Use of the Magma back end improves the SCM tool by letting us
> browse all 'mc versions' of any method or class-definition.  We can
> also browse the 'mc origin' of same -- which is just the oldest
> version it is known to exist in (which, if we would ensure ALL
> ancestry is present, then it will truly be the origin).  Happy
> birthday Tim Rowledge.
>
> I have done VERY minimal testing.  But we need to finally begin the
> process of moving this crucial component our community away from the
> costly Hetzner box and onto Gandi-based servers provided by the SFC,
> so please try it and provide feedback!
>
> To use the new prototype:
>
>   1) Use a recent trunk image.
>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
> and 'browse mc origin' will be added to methods and class-list menus
> (but are initially grayed out).
>   3) Add this repository to Monticello:
>
>     MCHttpRepository
>         location: 'http://box4.squeak.org:8888/trunk'
>         user: 'id'
>         password: 'pw'
>
>   4) Add the above repository to whichever packages you wish to invoke
> the new SCM features.
>
>  - Chris
>
> PS -- This prototype only has data loaded for the trunk project as of
> about one week ago.  It is not kept in-sync with production trunk,
> this is just a test.
>

> Bravo! This is great stuff.
>
> I loaded Monticello-cmm.566 from the inbox, and I want to try out the
> new 'browse mc origin' and 'browse mc versions' feature, which shows
> up in the methods pane and class list pane as promised. But I can't
> figure out how to activate them so they are not greyed out??? I'm trying
> to browse a class in the sound package (just to see what it does), so
> I added the http://box4.squeak.org:8888/trunk repository to package
> Sound in my MC browser, but no joy. How do I activate the 'browse mc versions'
> feature?
>
> Thanks for doing this Chris!
>
> Dave
>
> On Fri, Sep 06, 2013 at 04:46:46PM -0500, Chris Muller wrote:
>> An on-going concern of the community is sustaining and improving our
>> trunk development process.  Currently source.squeak.org employs an old
>> version of SqueakSource running on an old Squeak 3.x image on an old
>> interpreter VM.  I have deployed a prototype replacement on box4 with
>> several improvements:
>>
>>   - It is running on the latest trunk image with a recent Cog VM.
>>   - The SqueakSource package has been upgraded to generically support
>> any type of backend instead of only a Filesystem-based back end.
>>   - A new subclass for a Magma-based back end was added and used by
>> the prototype.
>>   - Startup time is > 10X faster than with the FileSystem (which uses
>> ReferenceStream).
>>   - Commits are > 100X faster because it's simply a DB commit rather
>> than re-serializing the entire model with ReferenceStream for every
>> change.
>>   - However, we will not notice a speed up because we have hacked
>> SqueakSource to bypass the Filesystem subclass for a
>> save-the-image-every-hour persistence.  But this is unsustainable and
>> dangerous.
>>   - The SqueakSource-software now responds to SIGTERM to conduct a
>> graceful shutdown and exit.
>>   - Use of the Magma back end improves the SCM tool by letting us
>> browse all 'mc versions' of any method or class-definition.  We can
>> also browse the 'mc origin' of same -- which is just the oldest
>> version it is known to exist in (which, if we would ensure ALL
>> ancestry is present, then it will truly be the origin).  Happy
>> birthday Tim Rowledge.
>>
>> I have done VERY minimal testing.  But we need to finally begin the
>> process of moving this crucial component our community away from the
>> costly Hetzner box and onto Gandi-based servers provided by the SFC,
>> so please try it and provide feedback!
>>
>> To use the new prototype:
>>
>>   1) Use a recent trunk image.
>>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
>> and 'browse mc origin' will be added to methods and class-list menus
>> (but are initially grayed out).
>>   3) Add this repository to Monticello:
>>
>>     MCHttpRepository
>>         location: 'http://box4.squeak.org:8888/trunk'
>>         user: 'id'
>>         password: 'pw'
>>
>>   4) Add the above repository to whichever packages you wish to invoke
>> the new SCM features.
>>
>>  - Chris
>>
>> PS -- This prototype only has data loaded for the trunk project as of
>> about one week ago.  It is not kept in-sync with production trunk,
>> this is just a test.
>

>
>
>
> On 9/6/13 6:46 PM, "Chris Muller" <[hidden email]> wrote:
>
>> An on-going concern of the community is sustaining and improving our
>> trunk development process.  Currently source.squeak.org employs an old
>> version of SqueakSource running on an old Squeak 3.x image on an old
>> interpreter VM.  I have deployed a prototype replacement on box4 with
>> several improvements:
>>
>>   - It is running on the latest trunk image with a recent Cog VM.
>>   - The SqueakSource package has been upgraded to generically support
>> any type of backend instead of only a Filesystem-based back end.
>>   - A new subclass for a Magma-based back end was added and used by
>> the prototype.
>>   - Startup time is > 10X faster than with the FileSystem (which uses
>> ReferenceStream).
>>   - Commits are > 100X faster because it's simply a DB commit rather
>> than re-serializing the entire model with ReferenceStream for every
>> change.
>>   - However, we will not notice a speed up because we have hacked
>> SqueakSource to bypass the Filesystem subclass for a
>> save-the-image-every-hour persistence.  But this is unsustainable and
>> dangerous.
>>   - The SqueakSource-software now responds to SIGTERM to conduct a
>> graceful shutdown and exit.
>>   - Use of the Magma back end improves the SCM tool by letting us
>> browse all 'mc versions' of any method or class-definition.  We can
>> also browse the 'mc origin' of same -- which is just the oldest
>> version it is known to exist in (which, if we would ensure ALL
>> ancestry is present, then it will truly be the origin).  Happy
>> birthday Tim Rowledge.
>>
>> I have done VERY minimal testing.  But we need to finally begin the
>> process of moving this crucial component our community away from the
>> costly Hetzner box and onto Gandi-based servers provided by the SFC,
>> so please try it and provide feedback!
>>
>> To use the new prototype:
>>
>>   1) Use a recent trunk image.
>>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
>> and 'browse mc origin' will be added to methods and class-list menus
>> (but are initially grayed out).
>>   3) Add this repository to Monticello:
>>
>>     MCHttpRepository
>>         location: 'http://box4.squeak.org:8888/trunk'
>>         user: 'id'
>>         password: 'pw'
>>
>>   4) Add the above repository to whichever packages you wish to invoke
>> the new SCM features.
>>
>>  - Chris
>>
>> PS -- This prototype only has data loaded for the trunk project as of
>> about one week ago.  It is not kept in-sync with production trunk,
>> this is just a test.
>>
>
> BRAVO!!
>
> I like to know if the .image could be downloaded from some place for learn
> of it.
>
> Edgar
>
>
>

> Ok, please merge Monticello-cmm.568 from the Inbox and the new SCM
> features should work!
>
> On Fri, Sep 6, 2013 at 6:22 PM, David T. Lewis <[hidden email]> wrote:
> > Bravo! This is great stuff.
> >
> > I loaded Monticello-cmm.566 from the inbox, and I want to try out the
> > new 'browse mc origin' and 'browse mc versions' feature, which shows
> > up in the methods pane and class list pane as promised. But I can't
> > figure out how to activate them so they are not greyed out??? I'm trying
> > to browse a class in the sound package (just to see what it does), so
> > I added the http://box4.squeak.org:8888/trunk repository to package
> > Sound in my MC browser, but no joy. How do I activate the 'browse mc versions'
> > feature?
> >
> > Thanks for doing this Chris!
> >
> > Dave
> >
> > On Fri, Sep 06, 2013 at 04:46:46PM -0500, Chris Muller wrote:
> >> An on-going concern of the community is sustaining and improving our
> >> trunk development process.  Currently source.squeak.org employs an old
> >> version of SqueakSource running on an old Squeak 3.x image on an old
> >> interpreter VM.  I have deployed a prototype replacement on box4 with
> >> several improvements:
> >>
> >>   - It is running on the latest trunk image with a recent Cog VM.
> >>   - The SqueakSource package has been upgraded to generically support
> >> any type of backend instead of only a Filesystem-based back end.
> >>   - A new subclass for a Magma-based back end was added and used by
> >> the prototype.
> >>   - Startup time is > 10X faster than with the FileSystem (which uses
> >> ReferenceStream).
> >>   - Commits are > 100X faster because it's simply a DB commit rather
> >> than re-serializing the entire model with ReferenceStream for every
> >> change.
> >>   - However, we will not notice a speed up because we have hacked
> >> SqueakSource to bypass the Filesystem subclass for a
> >> save-the-image-every-hour persistence.  But this is unsustainable and
> >> dangerous.
> >>   - The SqueakSource-software now responds to SIGTERM to conduct a
> >> graceful shutdown and exit.
> >>   - Use of the Magma back end improves the SCM tool by letting us
> >> browse all 'mc versions' of any method or class-definition.  We can
> >> also browse the 'mc origin' of same -- which is just the oldest
> >> version it is known to exist in (which, if we would ensure ALL
> >> ancestry is present, then it will truly be the origin).  Happy
> >> birthday Tim Rowledge.
> >>
> >> I have done VERY minimal testing.  But we need to finally begin the
> >> process of moving this crucial component our community away from the
> >> costly Hetzner box and onto Gandi-based servers provided by the SFC,
> >> so please try it and provide feedback!
> >>
> >> To use the new prototype:
> >>
> >>   1) Use a recent trunk image.
> >>   2) Install Monticello-cmm.565 from the Inbox.  'browse mc versions'
> >> and 'browse mc origin' will be added to methods and class-list menus
> >> (but are initially grayed out).
> >>   3) Add this repository to Monticello:
> >>
> >>     MCHttpRepository
> >>         location: 'http://box4.squeak.org:8888/trunk'
> >>         user: 'id'
> >>         password: 'pw'
> >>
> >>   4) Add the above repository to whichever packages you wish to invoke
> >> the new SCM features.
> >>
> >>  - Chris
> >>
> >> PS -- This prototype only has data loaded for the trunk project as of
> >> about one week ago.  It is not kept in-sync with production trunk,
> >> this is just a test.
> >