htop displays identical program in multiple lines

The name of the pictureThe name of the pictureThe name of the pictureClash Royale CLAN TAG#URR8PPP





.everyoneloves__top-leaderboard:empty,.everyoneloves__mid-leaderboard:empty,.everyoneloves__bot-mid-leaderboard:empty margin-bottom:0;








4















When I use htop, I found that an identical program occupies multiple lines:
screenshot



Additionally the PID could not be traced:



me@host:~$ ps 16255 16256 16259 24772 16254
PID TTY STAT TIME COMMAND


How could such an obscure happening?










share|improve this question



















  • 3





    These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

    – Prateek Dewan
    Mar 12 at 9:23

















4















When I use htop, I found that an identical program occupies multiple lines:
screenshot



Additionally the PID could not be traced:



me@host:~$ ps 16255 16256 16259 24772 16254
PID TTY STAT TIME COMMAND


How could such an obscure happening?










share|improve this question



















  • 3





    These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

    – Prateek Dewan
    Mar 12 at 9:23













4












4








4


1






When I use htop, I found that an identical program occupies multiple lines:
screenshot



Additionally the PID could not be traced:



me@host:~$ ps 16255 16256 16259 24772 16254
PID TTY STAT TIME COMMAND


How could such an obscure happening?










share|improve this question
















When I use htop, I found that an identical program occupies multiple lines:
screenshot



Additionally the PID could not be traced:



me@host:~$ ps 16255 16256 16259 24772 16254
PID TTY STAT TIME COMMAND


How could such an obscure happening?







process htop






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Mar 12 at 10:32









Melebius

5,09352041




5,09352041










asked Mar 12 at 8:42









AliceAlice

572111




572111







  • 3





    These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

    – Prateek Dewan
    Mar 12 at 9:23












  • 3





    These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

    – Prateek Dewan
    Mar 12 at 9:23







3




3





These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

– Prateek Dewan
Mar 12 at 9:23





These look like multiple threads of the same process. Normal behavior for multi-threaded applications.

– Prateek Dewan
Mar 12 at 9:23










1 Answer
1






active

oldest

votes


















12














The duplicated lines are threads of a single process. You can recognize them by the different color in the command column (if you have configured that in Setup > Display options > Display threads in a different color) and by having the same amount of memory reported since memory is shared among threads of the same process.



If you don’t want to see threads of applications in htop, use Setup > Display Options > Hide userland process threads.



See also:



  • htop showing duplicate applications with very odd bizarre results upwards of 20,30,40 or more, see screen grab





share|improve this answer


















  • 4





    Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

    – gmt42
    Mar 12 at 9:58











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active

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12














The duplicated lines are threads of a single process. You can recognize them by the different color in the command column (if you have configured that in Setup > Display options > Display threads in a different color) and by having the same amount of memory reported since memory is shared among threads of the same process.



If you don’t want to see threads of applications in htop, use Setup > Display Options > Hide userland process threads.



See also:



  • htop showing duplicate applications with very odd bizarre results upwards of 20,30,40 or more, see screen grab





share|improve this answer


















  • 4





    Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

    – gmt42
    Mar 12 at 9:58















12














The duplicated lines are threads of a single process. You can recognize them by the different color in the command column (if you have configured that in Setup > Display options > Display threads in a different color) and by having the same amount of memory reported since memory is shared among threads of the same process.



If you don’t want to see threads of applications in htop, use Setup > Display Options > Hide userland process threads.



See also:



  • htop showing duplicate applications with very odd bizarre results upwards of 20,30,40 or more, see screen grab





share|improve this answer


















  • 4





    Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

    – gmt42
    Mar 12 at 9:58













12












12








12







The duplicated lines are threads of a single process. You can recognize them by the different color in the command column (if you have configured that in Setup > Display options > Display threads in a different color) and by having the same amount of memory reported since memory is shared among threads of the same process.



If you don’t want to see threads of applications in htop, use Setup > Display Options > Hide userland process threads.



See also:



  • htop showing duplicate applications with very odd bizarre results upwards of 20,30,40 or more, see screen grab





share|improve this answer













The duplicated lines are threads of a single process. You can recognize them by the different color in the command column (if you have configured that in Setup > Display options > Display threads in a different color) and by having the same amount of memory reported since memory is shared among threads of the same process.



If you don’t want to see threads of applications in htop, use Setup > Display Options > Hide userland process threads.



See also:



  • htop showing duplicate applications with very odd bizarre results upwards of 20,30,40 or more, see screen grab






share|improve this answer












share|improve this answer



share|improve this answer










answered Mar 12 at 9:32









MelebiusMelebius

5,09352041




5,09352041







  • 4





    Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

    – gmt42
    Mar 12 at 9:58












  • 4





    Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

    – gmt42
    Mar 12 at 9:58







4




4





Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

– gmt42
Mar 12 at 9:58





Confirmed. Press SHIFT + h to toggle "display threads" or "hide threads".

– gmt42
Mar 12 at 9:58

















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