Re: [Xen-devel] XenMon failure to get trace buffers

[Tim Freeman <tfreeman@xxxxxxxxxxx>]

You can do it without recompiling too.  Before running tbctl, run 'setsize 20',
setsize is in the same directory as tbctl. 

Tim 

On Fri, 7 Apr 2006 08:26:47 +0800
"Zhao, Yunfeng" <yunfeng.zhao@xxxxxxxxx> wrote:

> I guess you didnâ??t assign a buffer size to xen trace.
> This can be done through modifying "xen/common/trace.c" and assigning a value
> to opt_tbuf_size.
> 
> Thanks
> Yunfeng
> 
> ________________________________________
> From: xen-devel-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of JP S Sent:
> 2006å¹´4æ??4æ?¥ 22:06 To: xen-devel@xxxxxxxxxxxxxxxxxxx
> Cc: rob.gardner@xxxxxx
> Subject: [Xen-devel] XenMon failure to get trace buffers
> 
> I am attempting to try out xenmon and am getting a error when I start it.
> Â 
> ERROR: Failure to get trace buffer pointer from Xen (22 = invalid argument)
> Â 
> I also tried running "tbctl 1" but get "Enable/Disable hypercall failure:
> Invaid argument" Â 
> Granted I am a new to running xenmon/xentrace/xenbaked so I may be missing a
> fundamental step here, but I documentation suggests that all I need to do is
> run xenmon.py. Â 
> Can anyone shed some light on this, or just point out where I went wrong?
> Â 
> C/S 9515 SMP Dom0
> Â 
> Thanks,
> js

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