FWD » Core Development » Runtime Infrastructure

01/13/2026

09:41 AM Bug #10963: appserver resiliency and self healing

Please go ahead with the context reset and make it conditional based on a directory flag. We should probably default... Greg Shah

09:36 AM Bug #10963: appserver resiliency and self healing

Greg Shah wrote:
> See my thoughts from #10963-53. I think we should add this flag.
I suppose the downside to rese... Artur Școlnic

09:29 AM Bug #10963: appserver resiliency and self healing

See my thoughts from #10963-53. I think we should add this flag.
On the other hand, if we have real leaks here, t... Greg Shah

09:12 AM Bug #10963: appserver resiliency and self healing

Just as an experiment, I tried cleaning the FWD context after a session is terminated and this solved the leak comple... Artur Școlnic

08:01 AM Bug #10963: appserver resiliency and self healing

I added the following fixes to the branch:
1. MSAManager connections not being clean up.
2. TxWrapper loadedBuffers... Artur Școlnic

07:59 AM Bug #10963: appserver resiliency and self healing

Constantin Asofiei wrote:
> Artur, please provide some simple examples for #10963-56 and #10963-55 assumptions.
I... Artur Școlnic

01/12/2026

08:23 AM Bug #10963: appserver resiliency and self healing

Artur, please provide some simple examples for #10963-56 and #10963-55 assumptions. Constantin Asofiei

08:13 AM Bug #10963: appserver resiliency and self healing

The TemporaryBuffer keys from @domains@ are strongly reachable from @SecurityManager@, so they are not deleted from t... Artur Școlnic

07:35 AM Bug #10963: appserver resiliency and self healing

The cause for @openBuffers@ leaking is that inner persistent static procedures do not clean the @openBuffers@ and oth... Artur Școlnic

12/24/2025

01:33 PM Bug #8206: Logging manager issues

It needs to be tested in multiple runtime environments, including appserver and REST. Greg Shah

09:25 AM Bug #8206: Logging manager issues

Tomasz Domin wrote:
> Code review 8206b/16306, changes are good, no remarks.
Can this be merged to trunk? Vladimir Tsichevski

12/19/2025

11:00 AM Bug #10963: appserver resiliency and self healing

Another great source of leak is @BufferManager.openBuffers@.
Considering the following scenario:
A persistent proce... Artur Școlnic

12/18/2025

02:50 PM Bug #10963: appserver resiliency and self healing

Greg Shah wrote:
> What a terrible design. I wonder how many customer applications actually rely upon that state (m... Carson Mader

02:36 PM Bug #10963: appserver resiliency and self healing

What a terrible design. I wonder how many customer applications actually rely upon that state (maybe without the dev... Greg Shah

02:23 PM Bug #10963: appserver resiliency and self healing

Artur Școlnic wrote:
> For unbound:
> [...]
They mean that if you do two requests in unbound mode, then the reques... Constantin Asofiei

02:16 PM Bug #10963: appserver resiliency and self healing

For unbound:... Artur Școlnic

02:14 PM Bug #10963: appserver resiliency and self healing

I've checked again how PASOE leaves the session for both Session-managed and Session-free connections:
* connect to ... Constantin Asofiei

02:09 PM Bug #10963: appserver resiliency and self healing

With bound sessions, that is understood. Binding makes a session stateful.
I'm asking about unbound stateless ses... Greg Shah

02:07 PM Bug #10963: appserver resiliency and self healing

From the documentation:... Artur Școlnic

01:40 PM Bug #10963: appserver resiliency and self healing

Constantin: Are you saying that in OE, a "stateless" session is actually stateful instead of starting from an initial... Greg Shah

01:25 PM Bug #10963: appserver resiliency and self healing

Constantin Asofiei wrote:
> On the heap you provided, my concern are RecordBuffer instances kept in BufferManager a... Artur Școlnic

01:17 PM Bug #10963: appserver resiliency and self healing

Artur, the context of a 4GL session can't be reset; see the docs at https://docs.progress.com/bundle/openedge-migrate... Constantin Asofiei

01:12 PM Bug #10963: appserver resiliency and self healing

Greg Shah wrote:
> Are we leaving the context in place until the next time that session is used? That would be a pr... Artur Școlnic

09:53 AM Bug #10963: appserver resiliency and self healing

My original intention was that the context would be exited when a response was complete. In other words, we should b... Greg Shah

07:37 AM Bug #10963: appserver resiliency and self healing

I found another leak in @TxWrapper$WorkArea@, @deregisterDynamicBuffer@... Artur Școlnic

03:30 AM Bug #10963: appserver resiliency and self healing

Evidence points to @SecurityContext@ @tokenMap@ hogging the memory. The number of objects in the map is not changing,... Artur Școlnic

11:28 AM Feature #10685 (Internal Test): Move name_map.xml to the cvt folder

Greg Shah

01:44 AM Bug #10858 (Review): Replace capturing with non-capturing lambdas in getters and setters

*Hynek*: Please review 10858a/rev. 16301. Razvan-Nicolae Chichirau

12/17/2025

09:34 AM Bug #10963: appserver resiliency and self healing

The leak is not present with classic appserver, after 4k requests in batches of 20, the used heap is < 1Gb. Artur Școlnic

09:06 AM Bug #10963: appserver resiliency and self healing

Artur Școlnic wrote:
> I think the problem with the memory leak is with @Map<String, MultiSessionClientConnection> c... Artur Școlnic

08:51 AM Bug #10963: appserver resiliency and self healing

It is definitely an issue, but the memory retention is not significant, solving it did not solve the greater memory l... Artur Școlnic

07:54 AM Bug #10963: appserver resiliency and self healing

I think the problem with the memory leak is with @Map<String, MultiSessionClientConnection> connections = new Concurr... Artur Școlnic

05:00 AM Bug #10963: appserver resiliency and self healing

It's more of a potential issue, I don't have a recreate, but what will happen with trunk if a msa task executed a fun... Artur Școlnic

04:58 AM Bug #10963: appserver resiliency and self healing

> 4. I have some concerns about MSA tasks being executed with Future.get() without a timeout, I think if the task wil... Constantin Asofiei

04:56 AM Bug #10963: appserver resiliency and self healing

I set the time out for the msa task a bit low, at 5 seconds, we will need to increase it for high workload scenarios ... Artur Școlnic

09:32 AM Bug #10858: Replace capturing with non-capturing lambdas in getters and setters

Yes, this is incorrect:... Stanislav Lomany

09:21 AM Bug #10858: Replace capturing with non-capturing lambdas in getters and setters

Hynek Cihlar wrote:
> Razvan-Nicolae Chichirau wrote:
> > Hynek Cihlar wrote:
> > > Code review.
> > >
> > > @B... Hynek Cihlar

09:13 AM Bug #10858: Replace capturing with non-capturing lambdas in getters and setters

Razvan-Nicolae Chichirau wrote:
> Hynek Cihlar wrote:
> > Code review.
> >
> > @BrowseColumnWidget.getLabelFgCol... Hynek Cihlar

09:04 AM Bug #10858: Replace capturing with non-capturing lambdas in getters and setters

Hynek Cihlar wrote:
> Code review.
>
> @BrowseColumnWidget.getLabelFgColor()@:
> It reads @labelBgColor@ via @Br... Razvan-Nicolae Chichirau

08:48 AM Bug #10858 (WIP): Replace capturing with non-capturing lambdas in getters and setters

Code review.
@BrowseColumnWidget.getLabelFgColor()@:
It reads @labelBgColor@ via @BrowseColumnConfig::getLabelBgC... Hynek Cihlar

12/16/2025

08:52 AM Bug #10963 (Review): appserver resiliency and self healing

Artur Școlnic

08:52 AM Bug #10963: appserver resiliency and self healing

Artur Școlnic wrote:
> 3. Make jetty thread pool configurable in directory (if not already) and find a suitable maxi... Artur Școlnic

04:36 AM Feature #10685 (Review): Move name_map.xml to the cvt folder

I committed *7180a/16347*. Moved the name_map.xml to the cvt folder.
Greg, I remember you already reviewed the cha... Dănuț Filimon

12/15/2025

10:01 AM Bug #10963: appserver resiliency and self healing

A jetty thread pool is only used in @GenericWebServer@ and is instantiated with a default constructor.
The default v... Artur Școlnic

09:42 AM Bug #10963: appserver resiliency and self healing

Do we still need to expose this via directory cfg so that we have some way to control it without code changes?
I c... Greg Shah

08:37 AM Bug #10963: appserver resiliency and self healing

Artur Școlnic wrote:
> From the logged failures in jmeter, I think the issue is the jetty thread pool, it simply c... Artur Școlnic

09:46 AM Feature #10685: Move name_map.xml to the cvt folder

Greg Shah wrote:
> Should we include this change with 7180a since that branch already has related cfg/script changes... Dănuț Filimon

09:37 AM Feature #10685: Move name_map.xml to the cvt folder

Should we include this change with 7180a since that branch already has related cfg/script changes that need to be app... Greg Shah