[lttng-dev] about sys_read, count argument,

Francis Giraldeau francis.giraldeau at gmail.com
Thu Oct 4 16:38:52 EDT 2012

Le 2012-10-04 13:58, Rui Han a écrit :
> I did a trace about a pdf reader process in my virtual machine, I found
> count argument in some of sys_read are extremely large, one of them have
> the value of "7161056817779312906". This cannot be true. I need to know
> exactly how many bytes have been read and write from the system calls.
> Anyone who know what happens here? 

The return value of the following exit_syscall event for this thread
indicates the read size.



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