This is the mail archive of the systemtap@sourceware.org mailing list for the systemtap project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: No output from trace file after a few hours


if you mean that the kernel version does not get upgraded, then yes.

On Thu, Jun 15, 2017 at 10:34 AM, Daniel Doron
<danielmeirdoron@gmail.com> wrote:
> Sorry, I do not know what you mean by that...
>
> On Thu, Jun 15, 2017 at 10:32 AM, Arkady <arkady.miasnikov@gmail.com> wrote:
>> Do you have the kernel version pinned?
>>
>> On Thu, Jun 15, 2017 at 10:12 AM, Arkady <arkady.miasnikov@gmail.com> wrote:
>>> Please send the stap script
>>>
>>> On Thu, Jun 15, 2017 at 10:10 AM, Daniel Doron
>>> <danielmeirdoron@gmail.com> wrote:
>>>> Hi,
>>>>
>>>> I built my module to probe a few system calls and functions. Nothing
>>>> fancy, no big work in it, just prints some data. Then I wrote a simple
>>>> python script to read data directly off the
>>>> /sys/kernel/debug/systemtap/mymodule/trace0 file (of course running as
>>>> sudo)
>>>> I run stap in Flight recorder mode.
>>>> After a few hours (varies from 8 to 20) I stop getting any output from
>>>> the module...
>>>> Any idea how to check why that is?
>>>> dmesg does not report anything unusual...
>>>>
>>>> Thanks.
>>>> Daniel.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]