Getting pthread names
Julian Elischer
julian at freebsd.org
Wed May 2 02:39:09 UTC 2018
On 30/4/18 9:57 pm, Konstantin Belousov wrote:
> On Mon, Apr 30, 2018 at 01:14:34PM +0200, Manuel St?hn wrote:
>> Hi,
>>
>> for setting a name for pthreads i found pthread_set_name_np(3), but for
>> retrieving the name i found nothing. Is there any api like
>> pthread_getname_np for FreeBSD? Or is there another way to retrieve the
>> threads name within an application?
> Not like pthread_getname_np(), but still something. You can use
> (binary) sysctl kern.proc.pid.<pid> to get struct kinfo_proc for all
> threads. In the structure, the ki_tdname() member contains the thread
> name as set by pthread_set_name_np(3).
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and ps in the kernel debugger shows it as well from memory
check top and ps in "show thread" mode.... at one stage I remember
writing code to show thread names
but I can't remember what programs it went into.. (around 2001),
I suspect that you are expected to remember your own name. the name
writing is so other processes can get that information.
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