[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.

Cheers,

Francis


-------------- next part --------------
A non-text attachment was scrubbed...
Name: smime.p7s
Type: application/pkcs7-signature
Size: 4489 bytes
Desc: Signature cryptographique S/MIME
URL: <http://lists.lttng.org/pipermail/lttng-dev/attachments/20121004/a0fff3a0/attachment.bin>


More information about the lttng-dev mailing list