Thanks for the details Jim.

Does it happen in a docker container or directly on a machine ? How
performant is the machine ? (in order for me to reproduce).

Thanks !
Regards
JB

On Thu, Mar 28, 2024 at 1:44 PM James Ziesig <james.zie...@broadcom.com> wrote:
>
> Hi JB,
>
> Thanks for looking into this.  Yes, I know that some of the files are immune 
> to the problem.  I could see that only some of the files in the etc directory 
> were modified between startup and the timestamp of the first log with ms 
> precision:
>
> "INFO  | s4j.pax.logging) | 2024-03-27T20:25:52,051 | 
> EventAdminConfigurationNotifier | .EventAdminConfigurationNotifier   48 | 
> gging.pax-logging-log4j2 |       | Sending Event Admin notification 
> (configuration successful) to org/ops4j/pax/logging/Configuration"
>
> I couldn't figure out how to enable fileinstall debug logging to see if it 
> was the one modifying the files, though.
>
> I've seen the problem happen with jmx, command, logging, feature service, and 
> our own configuration files.
>
> Hopefully you can identify the problem.
>
> Thanks again!
>
> Jim Ziesig
>
> On Thu, Mar 28, 2024 at 1:23 AM Jean-Baptiste Onofré <j...@nanthrax.net> 
> wrote:
>>
>> Hi Jim
>>
>> We did some improvements of potential race conditions between features
>> and config admin services. Remember some files in etc are not managed
>> by config admin (for instance startup.properties is used before the
>> services are actually started and not managed by config admin).
>>
>> Let me try to reproduce your test case and I will let you know.
>>
>> Thanks,
>> Regards
>> JB
>>
>> On Thu, Mar 28, 2024 at 4:48 AM James Ziesig <james.zie...@broadcom.com> 
>> wrote:
>> >
>> > Hello,
>> >
>> > I have been tracking a problem in recent versions of Karaf where random 
>> > configuration files in the etc directory are corrupted (or re-initialized) 
>> > during karaf initialization.  Most of the times that the problem occurs 
>> > all of the property settings are removed from the file, but sometimes the 
>> > file is re-initialized with properties in it (just not the values that 
>> > were present before startup).  This only seems to happen when the 
>> > apache-karaf-4.x.x/data directory is cleared out prior to startup 
>> > (something we do on install/upgrade or after an ungraceful shutdown).  The 
>> > issue seems to occur 3-5% of the time that Karaf is re-initialized.
>> >
>> > I have seen https://issues.apache.org/jira/browse/KARAF-6866 which covers 
>> > an example of the problem, but doesn't cover all cases.  It led me to try 
>> > a "fix" where I alter startup.properties to start fileinstall at level 9 
>> > so it starts before configadmin.  I have had 100% success with well over 
>> > 300 restarts with this configuration, but I don't know if that 
>> > rearrangement may lead to some other issue.  Is this a valid solution?
>> >
>> > This problem has occurred on various versions of CentOS/RHEL/Rocky Linux 
>> > (primarily 8.x).  My testing was done on Rocky Linux release 8.9 (Green 
>> > Obsidian), using OpenJDK 64-Bit Server VM Temurin-17.0.10+7.
>> >
>> > I have attached a simple bash script for reproduction.
>> >
>> > Reproduction steps:
>> > Extract apache-karaf-4.4.3.tar.gz.
>> > cd apache-karaf-4.4.3
>> > cp -r etc etc_orig
>> > rm -Rf data/*
>> > bin/start
>> > diff -r -w etc etc_orig/
>> > check if anything was already overwritten and reset etc with etc_orig if 
>> > it was and then repeat until etc looks good.
>> > cp -r etc etc_backup (for use by script)
>> > copy loop.sh to apache-karaf-4.4.3
>> > execute loop.sh
>> >
>> > Please let me know if you need any additional info.
>> >
>> > Thanks in advance,
>> >
>> > Jim Ziesig
>> >
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