On Mon, 26 May 2008, Ingo Molnar wrote:

quoted text
> there's a hung distcc task on the system, waiting for socket action 
> forever:
> 
>   [root@europe ~]# strace -fp 19578
>   Process 19578 attached - interrupt to quit
>   select(5, NULL, [4], [4], {82, 90000} <unfinished ...>

Hmm, readfds is NULL isn't it?!? Are you sure you straced the right 
process?

quoted text
> disturbing that task via strace did not change the state of the socket - 
> and that's not unexpected as it's a select(). [TCP state might be 
> affected if strace impacted a recvmsg or a sendmsg wait directly.]

I fail to understand this paragraph due to excessive negation... :-)



-- 
 i.
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