Is "group" support on the PCC roadmap or is the plan for the members of a cluster to always be uniform?
On Tue, Aug 20, 2019 at 9:56 AM Jinmei Liao <jil...@pivotal.io> wrote: > So, sound like we still need to support *PROXY types. It's OK to drop > support for LOCAL* region types in management rest API? > > Also, regarding existing region shortcuts, we are also experimenting using > different object types to represent different types of region, for example, > redundantCopies property should only exists in partition regions. Instead > of having a flat object that could have a type of any of these values and > holds all sorts of properties that may/may not make sense for that type, > should just have a factory method that given these region shortcuts, we > would return a specific region object that's determined by this type? > > On Tue, Aug 20, 2019 at 8:15 AM Jens Deppe <jde...@pivotal.io> wrote: > > > Currently, when deployed to the cloud (aka PCC) there is no ability for a > > user to group members thus it is also not possible to create regions (via > > gfsh at least) that are separated by groups. Typically one would create a > > PROXY region against one group and the PARTITION region against another > > group. However, without the ability to assign groups, that is not > possible. > > > > --Jens > > > > On Tue, Aug 20, 2019 at 7:46 AM Michael Stolz <mst...@pivotal.io> wrote: > > > > > I know that lots of folks use PROXY regions on the server side to host > > > logic associated with the region, but I think they always do that in > > > conjunction with server groups so that the proxy is on some of the > server > > > and the same region containing data is on others. Given the way > cache.xml > > > works they might not even bother with the server groups, but I'm not > > sure. > > > > > > I think we should carry forward the existing shortcuts and not go > > backward > > > to the separate attributes. > > > > > > -- > > > Mike Stolz > > > Principal Engineer, Pivotal Cloud Cache > > > Mobile: +1-631-835-4771 > > > > > > > > > > > > On Mon, Aug 19, 2019 at 7:59 PM Darrel Schneider < > dschnei...@pivotal.io> > > > wrote: > > > > > > > Keep in mind that the context of the regions in question is the > > cluster. > > > So > > > > these regions would be created on servers. > > > > So, for example, does anyone see a need to create PROXY regions on > the > > > > server? Even if we did not support them on the server, they would > still > > > be > > > > supported on clients. > > > > > > > > > > > > On Mon, Aug 19, 2019 at 4:26 PM Jinmei Liao <jil...@pivotal.io> > wrote: > > > > > > > > > Region type (in another word Region shortcut) defines a set of > > > attributes > > > > > for a region. These are the list of region types we have: > > > > > > > > > > LOCAL, > > > > > LOCAL_PERSISTENT, > > > > > LOCAL_HEAP_LRU, > > > > > LOCAL_OVERFLOW, > > > > > LOCAL_PERSISTENT_OVERFLOW, > > > > > > > > > > PARTITION, > > > > > PARTITION_REDUNDANT, > > > > > PARTITION_PERSISTENT, > > > > > PARTITION_REDUNDANT_PERSISTENT, > > > > > PARTITION_OVERFLOW, > > > > > PARTITION_REDUNDANT_OVERFLOW, > > > > > PARTITION_PERSISTENT_OVERFLOW, > > > > > PARTITION_REDUNDANT_PERSISTENT_OVERFLOW, > > > > > PARTITION_HEAP_LRU, > > > > > PARTITION_REDUNDANT_HEAP_LRU, > > > > > > > > > > REPLICATE, > > > > > REPLICATE_PERSISTENT, > > > > > REPLICATE_OVERFLOW, > > > > > REPLICATE_PERSISTENT_OVERFLOW, > > > > > REPLICATE_HEAP_LRU, > > > > > > > > > > REPLICATE_PROXY, > > > > > PARTITION_PROXY, > > > > > PARTITION_PROXY_REDUNDANT, > > > > > > > > > > In region management rest api, especially in PCC world, we are > > > wondering > > > > > 1) should we allow users to create LOCAL* regions through > management > > > rest > > > > > api? > > > > > 2) should we allow users to create *PROXY regions through > management > > > rest > > > > > api? > > > > > 3) for the rest of the PARTITION* and REPLICATE* types, should we > > > strive > > > > to > > > > > keep the region type list the same as before, or only keep the type > > as > > > > > REPLICATE/PARTITION, but use other properties like "redundantCopy" > > and > > > > > "evictionAction" to allow different permutations of region > > attributes? > > > > > > > > > > comments appreciated! > > > > > -- > > > > > Cheers > > > > > > > > > > Jinmei > > > > > > > > > > > > > > > > > -- > Cheers > > Jinmei >
