[Crash-utility] [PATCH] add a new command: ipcs
qiaonuohan
qiaonuohan at cn.fujitsu.com
Mon Apr 23 07:42:59 UTC 2012
Hello Dave,
I have modified the output of ipcs, please see the attachment. About the
bugs of SLES, I tried to install a SLES9(2.6.5-7.97-smp) to locate the
problems. But I failed to get debuginfo. I will continue searching it.
It will be helpful, if you have some information about it.
At 2012-4-19 21:11, Dave Anderson wrote:
>
>
> ----- Original Message -----
>> At 2012-4-19 3:33, Dave Anderson wrote:
>>> Usage: ipcs [-smMq] [id | address]
>>>
>>> And you could also allow multiple id and/or address values to be entered,
>>> as is done by most of the other crash commands.
>>
>> Hello Dave,
>>
>> I am not so sure about the output style, so I need to confirm it.
>>
>> With multiple id/address, the output below is OK?
>>
>> crash> ipcs 0 1
>> VALUE 0:
>> SHMID_KERNEL KEY SHMID UID PERMS BYTES NATTCH STATUS
>> ffff880473b54990 00000000 0 0 666 90000 1
>>
>> SEM_ARRAY KEY SEMID UID PERMS NSEMS
>> ffff880472037990 00000000 0 0 600 1
>>
>> VALUE 1: (not found)
>
> I would do something similar to all of the commands that can accept
> multiple pid/task-address arguments:
>
> crash> ps 1 500 ffff88003ef20040
> ps: invalid task or pid value: 500
>
> PID PPID CPU TASK ST %MEM VSZ RSS COMM
> 1 0 3 ffff88003ef214c0 IN 0.1 23640 1092 init
> 3 2 0 ffff88003ef20040 IN 0.0 0 0 [migration/0]
> crash>
>
> So in your example, it would look like:
>
> crash> ipcs 0 1
> ipcs: invalid id or address: 1
>
> SHMID_KERNEL KEY SHMID UID PERMS BYTES NATTCH STATUS
> ffff880473b54990 00000000 0 0 666 90000 1
>
> SEM_ARRAY KEY SEMID UID PERMS NSEMS
> ffff880472037990 00000000 0 0 600 1
>
> crash>
>
> Thanks,
> Dave
>
>
>
>
>
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>
--
--
Regards
Qiao Nuohan
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