@kamaskshi:
The order of execution of the processes cant be in user hands.It is a
scheduling aspect.So we cant expect the peculiar order.
On 8 August 2011 22:10, Kamakshii Aggarwal <kamakshi...@gmail.com> wrote:
> @sagar: i think order has to be fixed...in amazon they gave us four
> options....
> but i dnt remember them now...
>
>
> On Mon, Aug 8, 2011 at 10:05 PM, aditi garg <aditi.garg.6...@gmail.com>wrote:
>
>> @sagar thanx :)
>>
>>
>> On Mon, Aug 8, 2011 at 9:01 PM, sagar pareek <sagarpar...@gmail.com>wrote:
>>
>>> @aditi
>>> nope... it will run in parallel...so order is not fix....
>>>
>>>
>>> On Mon, Aug 8, 2011 at 8:48 PM, Pradeep Mishra <pradam.prad...@gmail.com
>>> > wrote:
>>>
>>>> no it'll vary as the PID will vary from parent to child.
>>>>
>>>>
>>>>
>>>> On Mon, Aug 8, 2011 at 8:05 AM, aditi garg
>>>> <aditi.garg.6...@gmail.com>wrote:
>>>>
>>>>> i was asking about the order in printf....so it wud be like 8times one
>>>>> and then 8 times two?
>>>>>
>>>>>
>>>>> On Mon, Aug 8, 2011 at 8:23 PM, sagar pareek <sagarpar...@gmail.com>wrote:
>>>>>
>>>>>>
>>>>>>
>>>>>> M
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>>
>>>>>> / \
>>>>>> M
>>>>>> C1
>>>>>> / \
>>>>>> / \
>>>>>> /
>>>>>> \ / \
>>>>>> /
>>>>>> \ / \
>>>>>>
>>>>>> / \
>>>>>> / \
>>>>>> M
>>>>>> C2 C1 C3
>>>>>> / \
>>>>>> / \ / \ /
>>>>>> \
>>>>>> / \
>>>>>> / \ / \
>>>>>> / \
>>>>>> M C4
>>>>>> C2 C5 C1 C6 C3 C7
>>>>>> / \ / \ /
>>>>>> \ / \ / \ / \ /
>>>>>> \ / \
>>>>>> M C8 C4 C9 C2 C10 C5 C11 C1
>>>>>> C12 C6 C13 C4 C14 C7 C15
>>>>>>
>>>>>>
>>>>>> M C4 C2 C5 C1 C6 C3 C7 (one level upper will have ret>0 and rest
>>>>>> will have ret =0
>>>>>>
>>>>>> Just think ur self how any process and its child have pid==0 ???
>>>>>>
>>>>>>
>>>>>> I hope its clear now...
>>>>>>
>>>>>>
>>>>>> On Mon, Aug 8, 2011 at 8:05 PM, aditi garg <aditi.garg.6...@gmail.com
>>>>>> > wrote:
>>>>>>
>>>>>>> @ sagar: wat wud be the order? as in all 8 frst wud return non zero
>>>>>>> and rest 0 or wat?
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Aug 8, 2011 at 6:50 PM, Kamakshii Aggarwal <
>>>>>>> kamakshi...@gmail.com> wrote:
>>>>>>>
>>>>>>>> ok ..thanks sagar..:)
>>>>>>>>
>>>>>>>>
>>>>>>>> On Mon, Aug 8, 2011 at 6:42 PM, sagar pareek <sagarpar...@gmail.com
>>>>>>>> > wrote:
>>>>>>>>
>>>>>>>>> lets label your forks :-
>>>>>>>>> main()
>>>>>>>>> {
>>>>>>>>> int ret;
>>>>>>>>> ret=fork(); ------ 1
>>>>>>>>> ret=fork(); ------ 2
>>>>>>>>> ret=fork(); ------- 3
>>>>>>>>> ret=fork(); ------- 4
>>>>>>>>>
>>>>>>>>> if(!ret)
>>>>>>>>> printf("one");
>>>>>>>>> else
>>>>>>>>> printf("two");
>>>>>>>>> }
>>>>>>>>>
>>>>>>>>> Now
>>>>>>>>> original main() is suppose named M
>>>>>>>>> then after encountering fork() 1st then
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> M
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> M C1
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> now after fork() -2
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> M
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> / \
>>>>>>>>>
>>>>>>>>> M C1
>>>>>>>>>
>>>>>>>>> / \ / \
>>>>>>>>>
>>>>>>>>> M C2 C1 C3
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> after fork()- 4
>>>>>>>>>
>>>>>>>>> it will be
>>>>>>>>>
>>>>>>>>> M C1 C2 C3 ...... C15
>>>>>>>>> now we have half of them include main() have
>>>>>>>>> ret!=0 and rest of them ret=0
>>>>>>>>>
>>>>>>>>> i hope its clear now...
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> On Mon, Aug 8, 2011 at 12:53 PM, Shachindra A C <
>>>>>>>>> sachindr...@gmail.com> wrote:
>>>>>>>>>
>>>>>>>>>> At the point of execution of the 4th fork(), there are 8 processes
>>>>>>>>>> i.e, the 4th fork will get executed 8 times. The final value of ret
>>>>>>>>>> will
>>>>>>>>>> depend on this fork. the fork will return 0 in the 8 child processes
>>>>>>>>>> created
>>>>>>>>>> and returns pid of the child in the parent processes.
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> On Mon, Aug 8, 2011 at 12:49 PM, Kamakshii Aggarwal <
>>>>>>>>>> kamakshi...@gmail.com> wrote:
>>>>>>>>>>
>>>>>>>>>>> then please elaborate?
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> On Mon, Aug 8, 2011 at 12:34 PM, Pradex <
>>>>>>>>>>> pradam.prad...@gmail.com> wrote:
>>>>>>>>>>>
>>>>>>>>>>>> get it..!! :) :)
>>>>>>>>>>>>
>>>>>>>>>>>> On Aug 7, 10:49 pm, Shachindra A C <sachindr...@gmail.com>
>>>>>>>>>>>> wrote:
>>>>>>>>>>>> > 8 one's and 8 two's. The order in which they get printed might
>>>>>>>>>>>> vary.
>>>>>>>>>>>> >
>>>>>>>>>>>> > On Mon, Aug 8, 2011 at 11:11 AM, Kamakshii Aggarwal
>>>>>>>>>>>> > <kamakshi...@gmail.com>wrote:
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> >
>>>>>>>>>>>> > > what will be the o/p of the following program:
>>>>>>>>>>>> >
>>>>>>>>>>>> > > main()
>>>>>>>>>>>> > > {
>>>>>>>>>>>> > > int ret;
>>>>>>>>>>>> > > ret=fork();
>>>>>>>>>>>> > > ret=fork();
>>>>>>>>>>>> > > ret=fork();
>>>>>>>>>>>> > > ret=fork();
>>>>>>>>>>>> >
>>>>>>>>>>>> > > if(!ret)
>>>>>>>>>>>> > > printf("one");
>>>>>>>>>>>> > > else
>>>>>>>>>>>> > > printf("two");
>>>>>>>>>>>> > > }
>>>>>>>>>>>> >
>>>>>>>>>>>> > > --
>>>>>>>>>>>> > > Regards,
>>>>>>>>>>>> > > Kamakshi
>>>>>>>>>>>> > > kamakshi...@gmail.com
>>>>>>>>>>>> >
>>>>>>>>>>>> > > --
>>>>>>>>>>>> > > You received this message because you are subscribed to the
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>>>>>>>>>>>> >
>>>>>>>>>>>> > --
>>>>>>>>>>>> > Regards,
>>>>>>>>>>>> > Shachindra A C
>>>>>>>>>>>>
>>>>>>>>>>>> --
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>>>>>>>>>>>>
>>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> Regards,
>>>>>>>>>>> Kamakshi
>>>>>>>>>>> kamakshi...@gmail.com
>>>>>>>>>>>
>>>>>>>>>>> --
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>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> --
>>>>>>>>>> Regards,
>>>>>>>>>> Shachindra A C
>>>>>>>>>>
>>>>>>>>>> --
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>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> --
>>>>>>>>> **Regards
>>>>>>>>> SAGAR PAREEK
>>>>>>>>> COMPUTER SCIENCE AND ENGINEERING
>>>>>>>>> NIT ALLAHABAD
>>>>>>>>>
>>>>>>>>> --
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>>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> --
>>>>>>>> Regards,
>>>>>>>> Kamakshi
>>>>>>>> kamakshi...@gmail.com
>>>>>>>>
>>>>>>>> --
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>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Aditi Garg
>>>>>>> Undergraduate Student
>>>>>>> Electronics & Communication Divison
>>>>>>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>>>>>>> Sector 3, Dwarka
>>>>>>> New Delhi
>>>>>>>
>>>>>>>
>>>>>>> --
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>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> **Regards
>>>>>> SAGAR PAREEK
>>>>>> COMPUTER SCIENCE AND ENGINEERING
>>>>>> NIT ALLAHABAD
>>>>>>
>>>>>> --
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>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Aditi Garg
>>>>> Undergraduate Student
>>>>> Electronics & Communication Divison
>>>>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>>>>> Sector 3, Dwarka
>>>>> New Delhi
>>>>>
>>>>>
>>>>> --
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>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Pradeep Kumar Mishra
>>>> IIIT Allahabad
>>>> B. Tech 2nd Year ( IT )
>>>> prad...@gmail.com
>>>>
>>>>
>>>> --
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>>>>
>>>
>>>
>>>
>>> --
>>> **Regards
>>> SAGAR PAREEK
>>> COMPUTER SCIENCE AND ENGINEERING
>>> NIT ALLAHABAD
>>>
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>>>
>>
>>
>>
>> --
>> Aditi Garg
>> Undergraduate Student
>> Electronics & Communication Divison
>> NETAJI SUBHAS INSTITUTE OF TECHNOLOGY
>> Sector 3, Dwarka
>> New Delhi
>>
>>
>> --
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>>
>
>
>
> --
> Regards,
> Kamakshi
> kamakshi...@gmail.com
>
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--
Regards
Kumar Raja
M.Tech(SIT)
IIT Kharagpur,
10it60...@iitkgp.ac.in
7797137043.
09491690115.
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