Hello George, Is there any way to enable xentrace......I am not able to get any logs.......I am using xentrace_format to view the output ......
Thankyou, Kumar On 3 December 2015 at 10:22, kumara rathnavel <kumara....@gmail.com> wrote: > Thanks a lot George!!!....Hope XENTRACE will help me!!! > > On 2 December 2015 at 22:25, George Dunlap <george.dun...@citrix.com> > wrote: > >> On 02/12/15 16:48, kumara rathnavel wrote: >> > Hello George, >> > >> > Thanks a lot. One more question if I connect serial port will I be >> able to >> > see what is happening in xen....without using xen trace .... >> >> Please don't top-post. :-) >> >> If you set up a serial console you'll be able to get the same output as >> "xl dmesg". >> >> Here's a guide for serial consoles in Xen in case you need it: >> >> http://wiki.xenproject.org/wiki/Xen_Serial_Console >> >> -George >> >> > On 2 Dec 2015 19:34, "George Dunlap" <george.dun...@eu.citrix.com> >> wrote: >> > >> >> On Wed, Dec 2, 2015 at 1:49 PM, kumara rathnavel <kumara....@gmail.com >> > >> >> wrote: >> >>> Hello All, >> >>> >> >>> I require logs of the Hypercalls made from Guest to the Hypervisor >> after >> >> the >> >>> boot, as xl dmesg provides me with the log messages during the >> >>> initialisation. >> >> >> >> One thing you could look at is xentrace and xenalyze. You can find a >> >> brief introduction here: >> >> >> >> >> https://blog.xenproject.org/2012/09/27/tracing-with-xentrace-and-xenalyze/ >> >> >> >> You can enable Xen tracing on the Xen command-line using the >> >> "tbuf_size" and "tevt_mask" parameters described here: >> >> >> >> http://xenbits.xenproject.org/docs/unstable/misc/xen-command-line.html >> >> >> >> -George >> >> >> > >> >> >
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