Why are the characters that I typed missing or out of order?












0














Sometimes when I use LUbuntu 18.04 to type my questions here, the editor echos what I type very slowly. I always believe it is because of memory running out (e.g. too many opened webpages), but this time it looks like CPU instead (I have two cores that are running several background jobs of mine).



$ free -h
total used free shared buff/cache available
Mem: 7.7G 4.6G 988M 543M 2.1G 2.3G
Swap: 14G 2.0G 12G

$ uptime
10:58:39 up 6 days, 21:52, 1 user, load average: 6.96, 7.61, 7.80


More importantly, it misses some characters that I type or change their order. For example, when I type "mean", it echos "man", "daemon" becomes "damon", "memory" becomes "meory", and "cron" becomes "corn".
I wonder why character missing and out of order happens instead of just echoing slowing down? I am wondering if the Linux IO subsystem has anything to do with it, in case of memory or CPU being tight.



I also remember the out or order problem sometimes happens when I use xdotool. Some delay between typing characters or some other way may solve the problem (I don't remember the exact solution).



Another post seems to mention the same problem as mine.
Thanks.










share|improve this question
























  • I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
    – sudodus
    Dec 10 at 15:05










  • Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
    – Charles Green
    Dec 10 at 15:05
















0














Sometimes when I use LUbuntu 18.04 to type my questions here, the editor echos what I type very slowly. I always believe it is because of memory running out (e.g. too many opened webpages), but this time it looks like CPU instead (I have two cores that are running several background jobs of mine).



$ free -h
total used free shared buff/cache available
Mem: 7.7G 4.6G 988M 543M 2.1G 2.3G
Swap: 14G 2.0G 12G

$ uptime
10:58:39 up 6 days, 21:52, 1 user, load average: 6.96, 7.61, 7.80


More importantly, it misses some characters that I type or change their order. For example, when I type "mean", it echos "man", "daemon" becomes "damon", "memory" becomes "meory", and "cron" becomes "corn".
I wonder why character missing and out of order happens instead of just echoing slowing down? I am wondering if the Linux IO subsystem has anything to do with it, in case of memory or CPU being tight.



I also remember the out or order problem sometimes happens when I use xdotool. Some delay between typing characters or some other way may solve the problem (I don't remember the exact solution).



Another post seems to mention the same problem as mine.
Thanks.










share|improve this question
























  • I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
    – sudodus
    Dec 10 at 15:05










  • Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
    – Charles Green
    Dec 10 at 15:05














0












0








0







Sometimes when I use LUbuntu 18.04 to type my questions here, the editor echos what I type very slowly. I always believe it is because of memory running out (e.g. too many opened webpages), but this time it looks like CPU instead (I have two cores that are running several background jobs of mine).



$ free -h
total used free shared buff/cache available
Mem: 7.7G 4.6G 988M 543M 2.1G 2.3G
Swap: 14G 2.0G 12G

$ uptime
10:58:39 up 6 days, 21:52, 1 user, load average: 6.96, 7.61, 7.80


More importantly, it misses some characters that I type or change their order. For example, when I type "mean", it echos "man", "daemon" becomes "damon", "memory" becomes "meory", and "cron" becomes "corn".
I wonder why character missing and out of order happens instead of just echoing slowing down? I am wondering if the Linux IO subsystem has anything to do with it, in case of memory or CPU being tight.



I also remember the out or order problem sometimes happens when I use xdotool. Some delay between typing characters or some other way may solve the problem (I don't remember the exact solution).



Another post seems to mention the same problem as mine.
Thanks.










share|improve this question















Sometimes when I use LUbuntu 18.04 to type my questions here, the editor echos what I type very slowly. I always believe it is because of memory running out (e.g. too many opened webpages), but this time it looks like CPU instead (I have two cores that are running several background jobs of mine).



$ free -h
total used free shared buff/cache available
Mem: 7.7G 4.6G 988M 543M 2.1G 2.3G
Swap: 14G 2.0G 12G

$ uptime
10:58:39 up 6 days, 21:52, 1 user, load average: 6.96, 7.61, 7.80


More importantly, it misses some characters that I type or change their order. For example, when I type "mean", it echos "man", "daemon" becomes "damon", "memory" becomes "meory", and "cron" becomes "corn".
I wonder why character missing and out of order happens instead of just echoing slowing down? I am wondering if the Linux IO subsystem has anything to do with it, in case of memory or CPU being tight.



I also remember the out or order problem sometimes happens when I use xdotool. Some delay between typing characters or some other way may solve the problem (I don't remember the exact solution).



Another post seems to mention the same problem as mine.
Thanks.







keyboard lubuntu xdotool






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Dec 10 at 14:56

























asked Dec 10 at 14:50









Tim

7,95242103172




7,95242103172












  • I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
    – sudodus
    Dec 10 at 15:05










  • Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
    – Charles Green
    Dec 10 at 15:05


















  • I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
    – sudodus
    Dec 10 at 15:05










  • Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
    – Charles Green
    Dec 10 at 15:05
















I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
– sudodus
Dec 10 at 15:05




I could explain missing characters: The system is too busy to listen when you type them. But I don't know the reason why they are out of order (except that your fingers type them out of order).
– sudodus
Dec 10 at 15:05












Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
– Charles Green
Dec 10 at 15:05




Did you try the suggested fix as mentioned in the link? this link has a clue about where to insert the setting
– Charles Green
Dec 10 at 15:05















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