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https://issues.apache.org/jira/browse/IMPALA-12158?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Smith resolved IMPALA-12158.
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Fix Version/s: Impala 4.3.0
Assignee: Michael Smith (was: Gergely Fürnstáhl)
Resolution: Fixed
> "pgrep impalad" does not work anymore
> -------------------------------------
>
> Key: IMPALA-12158
> URL: https://issues.apache.org/jira/browse/IMPALA-12158
> Project: IMPALA
> Issue Type: Bug
> Reporter: Gergely Fürnstáhl
> Assignee: Michael Smith
> Priority: Minor
> Fix For: Impala 4.3.0
>
>
> IMPALA-10794 introduced names for threads, which messed up process names too
> in catalogd and impalad (due to JNI calls, did not researched further):
> {code:java}
> gfurnstahl@gfurnstahl-OptiPlex-7070:~/Impala(IMPALA-11619_gerrit)$ ps fux |
> egrep "(impala|statestore|catalog)d"
> gfurnst+ 1291670 1.2 0.2 530472 71364 pts/0 Sl 15:08 0:00 \_
> /home/gfurnstahl/Impala/be/build/latest/service/statestored -logbufsecs=5
> -v=1 -max_log_files=10 -log_filename=statestored
> -log_dir=/home/gfurnstahl/Impala/logs/cluster
> gfurnst+ 1291687 11.7 1.1 10374016 388260 pts/0 Sl 15:08 0:07 \_
> /home/gfurnstahl/Impala/be/build/latest/service/catalogd -logbufsecs=5 -v=1
> -max_log_files=10 -log_filename=catalogd
> -log_dir=/home/gfurnstahl/Impala/logs/cluster -kudu_master_hosts localhost
> --catalog_topic_mode=minimal --hms_event_polling_interval_s=1
> gfurnst+ 1291771 15.0 1.4 18684832 478288 pts/0 Sl 15:08 0:09 \_
> /home/gfurnstahl/Impala/be/build/latest/service/impalad
> -disconnected_session_timeout 21600 -kudu_client_rpc_timeout_ms 60000
> -kudu_master_hosts localhost -mem_limit=7766732526 -logbufsecs=5 -v=1
> -max_log_files=10 -log_filename=impalad
> -log_dir=/home/gfurnstahl/Impala/logs/cluster -beeswax_port=21000
> -hs2_port=21050 -hs2_http_port=28000 -krpc_port=27000
> -state_store_subscriber_port=23000 -webserver_port=25000
> --enable_minidumps=false --use_local_catalog=true
> -geospatial_library=HIVE_ESRI
> gfurnst+ 1291773 14.9 1.4 18685196 475980 pts/0 Sl 15:08 0:09 \_
> /home/gfurnstahl/Impala/be/build/latest/service/impalad
> -disconnected_session_timeout 21600 -kudu_client_rpc_timeout_ms 60000
> -kudu_master_hosts localhost -mem_limit=7766732526 -logbufsecs=5 -v=1
> -max_log_files=10 -log_filename=impalad_node1
> -log_dir=/home/gfurnstahl/Impala/logs/cluster -beeswax_port=21001
> -hs2_port=21051 -hs2_http_port=28001 -krpc_port=27001
> -state_store_subscriber_port=23001 -webserver_port=25001
> --enable_minidumps=false --use_local_catalog=true
> -geospatial_library=HIVE_ESRI
> gfurnst+ 1291776 14.6 1.4 18686220 479284 pts/0 Sl 15:08 0:09 \_
> /home/gfurnstahl/Impala/be/build/latest/service/impalad
> -disconnected_session_timeout 21600 -kudu_client_rpc_timeout_ms 60000
> -kudu_master_hosts localhost -mem_limit=7766732526 -logbufsecs=5 -v=1
> -max_log_files=10 -log_filename=impalad_node2
> -log_dir=/home/gfurnstahl/Impala/logs/cluster -beeswax_port=21002
> -hs2_port=21052 -hs2_http_port=28002 -krpc_port=27002
> -state_store_subscriber_port=23002 -webserver_port=25002
> --enable_minidumps=false --use_local_catalog=true
> -geospatial_library=HIVE_ESRI
> gfurnstahl@gfurnstahl-OptiPlex-7070:~/Impala(IMPALA-11619_gerrit)$ grep main
> */comm
> grep: */comm: No such file or directory
> gfurnstahl@gfurnstahl-OptiPlex-7070:~/Impala(IMPALA-11619_gerrit)$ grep main
> /proc/*/comm
> /proc/1291687/comm:main
> /proc/1291771/comm:main
> /proc/1291773/comm:main
> /proc/1291776/comm:main
> gfurnstahl@gfurnstahl-OptiPlex-7070:~/Impala(IMPALA-11619_gerrit)$ grep
> statestored /proc/*/comm
> /proc/1291670/comm:statestored
> gfurnstahl@gfurnstahl-OptiPlex-7070:~/Impala(IMPALA-11619_gerrit)$ {code}
> Now pgrep need -f to look for the search string in the program path too, not
> only in the process name
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