And it is from the Dom0 the logs of both DomUs and hypervisor are recorded ryt? Correct me if I am wrong. My Dom0 is FreeBSD11
On 3 December 2015 at 11:17, kumara rathnavel <kumara....@gmail.com> wrote: > 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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