With a standalone Solr 8.11.1 instance with SSL enabled on an Arch Linux system,
[victoria@victoria solr-8.11.1]$ solr status Found 1 Solr nodes: Solr process 3380449 running on port 8983 INFO - 2022-04-25 20:55:03.283; org.apache.solr.util.configuration.SSLConfigurations; Setting javax.net.ssl.keyStorePassword INFO - 2022-04-25 20:55:03.286; org.apache.solr.util.configuration.SSLConfigurations; Setting javax.net.ssl.trustStorePassword { "solr_home":"/mnt/Vancouver/apps/solr/solr-8.11.1/server/solr", "version":"8.11.1 0b002b11819df70783e83ef36b42ed1223c14b50 - janhoy - 2021-12-14 13:50:55", "startTime":"2022-04-26T03:52:16.715Z", "uptime":"0 days, 0 hours, 2 minutes, 47 seconds", "memory":"89.3 MB (%4.4) of 2 GB"} [victoria@victoria solr-8.11.1]$ ... how can I post documents on the command line? Do I need to provide my Solr admin username:password ( -u user;pass)? Here I show the output without a username:password, but I got the identical output using it. [victoria@victoria solr-8.11.1]$ post -c pg-solr /mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/virginia_lamp_thomas.html /usr/lib/jvm/java-18-openjdk//bin/java -classpath /mnt/Vancouver/apps/solr/solr-8.11.1/dist/solr-core-8.11.1.jar -Dauto=yes -Dc=pg-solr -Ddata=files org.apache.solr.util.SimplePostTool /mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/virginia_lamp_thomas.html SimplePostTool version 5.0.0 Posting files to [base] url http://localhost:8983/solr/pg-solr/update... Entering auto mode. File endings considered are xml,json,jsonl,csv,pdf,doc,docx,ppt,pptx,xls,xlsx,odt,odp,ods,ott,otp,ots,rtf,htm,html,txt,log POSTing file virginia_lamp_thomas.html (text/html) to [base]/extract SimplePostTool: FATAL: IOException while posting data: java.io.IOException: Error writing request body to server [victoria@victoria solr-8.11.1]$ If I disable SSL I can index my documents; it's a SSL issue of some type. From the Solr Admin UI: Core startTime: 13 minutes ago instanceDir: /mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/pg-solr dataDir: /mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/pg-solr/data/ directory: org.apache.lucene.store.NRTCachingDirectory:NRTCachingDirectory(MMapDirectory@/mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/pg-solr/data/index lockFactory=org.apache.lucene.store.NativeFSLockFactory@5a7d594d; maxCacheMB=48.0 maxMergeSizeMB=4.0) Args -DSTOP.KEY=solrrocks -DSTOP.PORT=7983 -Dbasicauth=*** ## username:password ; user with full admin privileges ... -Djavax.net.ssl.keyStore=/mnt/Vancouver/apps/solr/solr-8.11.1/server/etc/solr-ssl.keystore.p12 -Djavax.net.ssl.keyStoreType=PKCS12 -Djavax.net.ssl.trustStore=/mnt/Vancouver/apps/solr/solr-8.11.1/server/etc/solr-ssl.keystore.p12 -Djavax.net.ssl.trustStoreType=PKCS12 -Djetty.home=/mnt/Vancouver/apps/solr/solr-8.11.1/server -Djetty.port=8983 -Dsolr.data.home= -Dsolr.default.confdir=/mnt/Vancouver/apps/solr/solr-8.11.1/server/solr/configsets/_default/conf -Dsolr.httpclient.builder.factory=org.apache.solr.client.solrj.impl.PreemptiveBasicAuthClientBuilderFactory -Dsolr.install.dir=/mnt/Vancouver/apps/solr/solr-8.11.1 -Dsolr.jetty.https.port=8983 -Dsolr.jetty.inetaccess.excludes= -Dsolr.jetty.inetaccess.includes= -Dsolr.jetty.keystore.type=PKCS12 -Dsolr.jetty.keystore=/mnt/Vancouver/apps/solr/solr-8.11.1/server/etc/solr-ssl.keystore.p12 -Dsolr.jetty.ssl.needClientAuth=false -Dsolr.jetty.ssl.wantClientAuth=false -Dsolr.jetty.truststore.type=PKCS12 -Dsolr.jetty.truststore=/mnt/Vancouver/apps/solr/solr-8.11.1/server/etc/solr-ssl.keystore.p12 -Dsolr.log.dir=/mnt/Vancouver/apps/solr/solr-8.11.1/server/logs -Dsolr.log.muteconsole -Dsolr.solr.home=/mnt/Vancouver/apps/solr/solr-8.11.1/server/solr -Dsolr.ssl.checkPeerName=true -Duser.timezone=UTC -XX:+AlwaysPreTouch -XX:+ExplicitGCInvokesConcurrent -XX:+ParallelRefProcEnabled -XX:+PerfDisableSharedMem -XX:+UseG1GC -XX:+UseLargePages -XX:-OmitStackTraceInFastThrow -XX:MaxGCPauseMillis=250 -XX:OnOutOfMemoryError=/mnt/Vancouver/apps/solr/solr-8.11.1/bin/oom_solr.sh 8983 /mnt/Vancouver/apps/solr/solr-8.11.1/server/logs -Xlog:gc*:file=/mnt/Vancouver/apps/solr/solr-8.11.1/server/logs/solr_gc.log:time,uptime:filecount=9,filesize=20M -Xms2048m -Xmx2048m -Xss256k ==============================================================================