com.apple.hiservices-xpcservice (Not Responding)

I've noticed that this process becomes unresponsive after using my Mac for a while, usually within a few hours of booting. It seems to occur every day and when I view the process info, I see the 'Recent hangs' value incrementing every few seconds. There doesn't appear to be any performance impact, but it consistently hangs and I'm trying to determine the cause. In fact, I've only noticed it because the process name turns red in activity monitor when this occurs.




Apple's developer documentation says the hiservices subframework "Contains interfaces for accessibility, Internet Config, the pasteboard, the Process Manager, and the Translation Manager".


https://developer.apple.com/library/archive/documentation/MacOSX/Conceptual/OSX_Technology_Overview/SystemFrameworks/SystemFrameworks.html


The xpcservice name suggests its role may be related to process management, but I am not exactly sure what it does or why it stops for seemingly no reason at all. My system is an iMac Pro running Mojave 10.14.3 and I have very few third party applications installed. I am considering a test whereby I will boot the system and not launch any apps, then check back to see if it stops of its own accord with nothing else running.


I would like to determine if the problem is indicative of an issue with a specific application, the operating system or even the computer hardware. If anyone has any insight or similar experience with this I would appreciate your feedback.


Thanks a lot!

iMac Pro, 10.14

Posted on Jan 26, 2019 10:14 AM

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3 replies

Jan 26, 2019 11:34 AM in response to daplemac

<< I am considering a test whereby I will boot the system and not launch

any apps, then check back to see if it stops of its own accord with

nothing else running. >>




Well that would be a great place to start.



There are other ways to clear system caches but easy enough to

try a SafeBoot  https://support.apple.com/en-us/HT201262


Takes noticeable longer to get to the login screen, does a 5 minute disk repair before it fully boots up,

and certain system caches, dynamic loader cache, etc. get cleared and rebuilt.


You can log in and test your user, or reboot as normal.




Mar 6, 2019 3:41 PM in response to daplemac

Me too: anybody could help me in this case

cwd

/

txt

/System/Library/Frameworks/ApplicationServices.framework/Versions/A/Frameworks/HIServices.framework/Versions/A/XPCServices/com.apple.hiservices-xpcservice.xpc/Contents/MacOS/com.apple.hiservices-xpcservice

txt

/Library/Preferences/Logging/.plist-cache.tGPYRix1

txt

/private/var/db/timezone/tz/2018i.1.0/icutz/icutz44l.dat

txt

/usr/share/icu/icudt62l.dat

txt

/usr/lib/dyld

0

/dev/null

1

/dev/null

2

/dev/null


Feb 16, 2019 5:12 AM in response to leroydouglas

This process continues to hang every day, haven't been able to determine why.


I read here that XPC services are used by developers if some parts of an application are more prone to crashing than others.


https://developer.apple.com/library/archive/documentation/MacOSX/Conceptual/BPSystemStartup/Chapters/CreatingXPCServices.html


So the idea is that if and when this service crashes, the application using it won't crash with it.


It appears that when the service hangs, it's Open Files and Ports include these unicode / timezone files


txt
/usr/share/icu/icudt62l.dat
txt
/private/var/db/timezone/tz/2018i.1.0/icutz/icutz44l.dat


So maybe the authors of this data - http://site.icu-project.org/home - have done something wrong, I don't know.


It would be great if a macOS developer could explain what's going on here, I'm still in the dark on this one.

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com.apple.hiservices-xpcservice (Not Responding)

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