revisiting a prior, never resolved issue

        tika 2.4.1 'Text extraction failed' errors when dovecot+fts 2.3.19.1 
passes embedded *.eml (message/rfc822) files ; 
org.apache.tika.parser.mail.RFC822Parser or dovecot ?
         https://dovecot.org/list/dovecot/2022-August/125085.html

i now run

        dovecot --version
                2.3.20 (80a5ac675d)

with

        dovecot23_fts_flatcurve

built 20230812 from git.HEAD

on

        lsb_release -rd
                Description:    Fedora release 38 (Thirty Eight)
                Release:        38

apache/tika 2.8.0 runs on another box

dovecot passes mail to tika, via config

        fts_tika = http://192.0.2.20:9998/tika/

indexing & search work with simple mail passed, and with attachments ... except 
with .eml attachments.

sending this message (plain txt email, with .eml as attachment)

        Content-Type: multipart/mixed; 
boundary="------------O6z0p865JVYqnvxPyzc0aSLA"
        Message-ID: <0b7f5053-05b5-4b4f-8c7e-4a640b79a...@fastmail.fm>
        Date: Sat, 12 Aug 2023 19:37:44 -0400
        MIME-Version: 1.0
        User-Agent: Mozilla Thunderbird
        Reply-To: sen...@example1.com
        From: sender <sen...@example1.com>
        Content-Language: en-US
        To: recipi...@example2.com
        Subject: tika test

        This is a multi-part message in MIME format.
        --------------O6z0p865JVYqnvxPyzc0aSLA
        Content-Type: text/plain; charset=UTF-8; format=flowed
        Content-Transfer-Encoding: 8bit



         Â tika test
        --------------O6z0p865JVYqnvxPyzc0aSLA
        Content-Type: message/rfc822; name="t2.eml"
        Content-Disposition: attachment; filename="t2.eml"
        Content-Transfer-Encoding: 8bit

        Message-ID: <89e5914a-e928-422d-824f-5b4e90170...@fastmail.fm>
        Date: Sat, 12 Aug 2023 14:32:48 -0400
        MIME-Version: 1.0
        User-Agent: Mozilla Thunderbird
        Reply-To: sen...@example1.com
        From: sender <sen...@example1.com>
        Content-Language: en-US
        To: recipi...@example2.com
        Subject: t2
        Content-Type: text/plain; charset=UTF-8; format=flowed
        Content-Transfer-Encoding: 8bit



         Â t2

        --------------O6z0p865JVYqnvxPyzc0aSLA--

from an off-site server to local postfix+dovecot instance


tika & dovecot logs,

journalctl -f -u tika

        Aug 12 19:52:36 svr04tika[2035]: INFO  [qtp1472012329-175] 19:52:36,918 
org.apache.tika.server.core.TikaLoggingFilter Request URI: 
http://192.0.2.20:9998/tika/
        Aug 12 19:52:36 svr04tika[2035]: INFO  [qtp1472012329-175] 19:52:36,918 
org.apache.tika.server.core.resource.TikaResource /tika (message/rfc822)
        Aug 12 19:52:36 svr04tika[2035]: WARN  [qtp1472012329-175] 19:52:36,918 
org.apache.tika.server.core.resource.TikaResource tika/: Text extraction failed 
(t2.eml)
        Aug 12 19:52:36 svr04tika[2035]: 
org.apache.tika.exception.ZeroByteFileException: InputStream must have > 0 bytes
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.tika.parser.AutoDetectParser.parse(AutoDetectParser.java:185) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.tika.parser.ParserDecorator.parse(ParserDecorator.java:152) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.tika.parser.DigestingParser.parse(DigestingParser.java:57) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.tika.server.core.resource.TikaResource.parse(TikaResource.java:357) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.tika.server.core.resource.TikaResource.lambda$produceText$1(TikaResource.java:507)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.jaxrs.provider.BinaryDataProvider.writeTo(BinaryDataProvider.java:177)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.jaxrs.utils.JAXRSUtils.writeMessageBody(JAXRSUtils.java:1651) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.serializeMessage(JAXRSOutInterceptor.java:249)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.processResponse(JAXRSOutInterceptor.java:122)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.jaxrs.interceptor.JAXRSOutInterceptor.handleMessage(JAXRSOutInterceptor.java:84)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:307)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.interceptor.OutgoingChainInterceptor.handleMessage(OutgoingChainInterceptor.java:90)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:307)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.transport.http.AbstractHTTPDestination.invoke(AbstractHTTPDestination.java:265)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.transport.http_jetty.JettyHTTPDestination.doService(JettyHTTPDestination.java:247)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.apache.cxf.transport.http_jetty.JettyHTTPHandler.handle(JettyHTTPHandler.java:79)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:190)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:191)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.Server.handle(Server.java:516) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104) 
~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
 ~[tika-server-standard-2.8.0.jar:2.8.0]
        Aug 12 19:52:36 svr04tika[2035]:         at 
java.lang.Thread.run(Thread.java:1623) [?:?]
        Aug 12 19:52:36 svr04tika[2035]: Aug 12, 2023 7:52:36 PM 
org.apache.cxf.jaxrs.utils.JAXRSUtils logMessageHandlerProblem
        Aug 12 19:52:36 svr04tika[2035]: SEVERE: Problem with writing the data, 
class 
org.apache.tika.server.core.resource.TikaResource$$Lambda$387/0x00000008012a9300,
 ContentType: text/plain


tail -f /var/log/dovecot/*log | grep http-client

        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Host created
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Host session created
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998 (shared): Peer created
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Peer pool created
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Peer created
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: queue http://192.0.2.20:9998: Setting up connection to 
192.0.2.20:9998 (1 requests pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Linked queue http://192.0.2.20:9998 (1 
queues linked)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: queue http://192.0.2.20:9998: Started new connection to 
192.0.2.20:9998
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: request [Req1: PUT http://192.0.2.20/tika/]: Submitted (requests 
left=1)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: request [Req1: PUT http://192.0.2.20/tika/]: Waiting for request 
to finish
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Creating 1 new connections to handle 
requests (already 0 usable, connecting to 0, closing 0)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Making new connection 1 of 1 (0 
connections exist, 0 pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Connecting
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Waiting for connect (fd=28) to finish 
for max 0 msecs
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: HTTP connection created (1 parallel 
connections exist)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Client connected (fd=28)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Connected
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Ready for requests
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Successfully connected (1 connections 
exist, 0 pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Successfully connected (1 connections 
exist, 0 pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Using 1 idle connections to handle 1 
requests (1 total connections ready)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: queue http://192.0.2.20:9998: Connection to peer 192.0.2.20:9998 
claimed request [Req1: PUT http://192.0.2.20:9998/tika/]
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Claimed request [Req1: PUT 
http://192.0.2.20:9998/tika/]
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: request [Req1: PUT http://192.0.2.20/tika/]: Sent header
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: No more requests to service for this peer 
(1 connections exist, 0 pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Got 422 response for request [Req1: 
PUT http://192.0.2.20:9998/tika/]: Unprocessable Entity (took 3 ms + 106 ms in queue)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: request [Req1: PUT http://192.0.2.20/tika/]: Finished
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: queue http://192.0.2.20:9998: Dropping request [Req1: PUT 
http://192.0.2.20:9998/tika/]
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Host is idle (timeout = 100 msecs)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: request [Req1: PUT http://192.0.2.20/tika/]: Free (requests 
left=1)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: No requests to service for this peer (1 
connections exist, 0 pending)
        2023-08-12 19:52:36 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: No more requests queued; going idle 
(timeout = 100 msecs)
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Idle host timed out
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Host destroy
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: host 192.0.2.20: Host session destroy
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: queue http://192.0.2.20:9998: Destroy
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Unlinked queue http://192.0.2.20:9998 (0 
queues linked)
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Idle connection timed out
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Connection close
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Connection disconnect
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Disconnected: Connection closed (fd=28)
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Detached peer
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Lost a connection (0 queues linked, 0 
connections left, 0 connections pending, 0 requests pending, 0 requests urgent)
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: conn 192.0.2.20:9998 [1]: Connection destroy
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Dropping peer now
        2023-08-12 19:52:37 
indexer-worker(recipi...@example2.com)<lrVsHUQb2GR1dgAA+IOfAw:xKZLMEQb2GR3dgAA+IOfAw>:
 Debug: http-client: peer 192.0.2.20:9998: Peer close


unclear 2 me whether this is a bug in dovecot or in tika, or a matter of 
(mis)config.

??
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