[GE users] Problem with FineTurbo Paraallel Job running

Reuti reuti at staff.uni-marburg.de
Wed May 14 08:51:49 BST 2008


Hi,

Am 14.05.2008 um 08:43 schrieb Chandran, Sathish:

> Hi John / All,
>
>
> I too face the same problem.
>
> By giving ipcs it shows many Shared memory segments and Semaphore
> Arrays.
>
> How can I clear the below:
>
> For instance
>
>
> ------ Shared Memory Segments --------
> key        shmid      owner      perms      bytes      nattch      
> status
> 0x00000001 131072     root      600        655360     2
> 0x00000000 196609     root      600        393216     2          dest
> 0x00000000 229378     root      600        196608     2          dest
> 0x00000000 262147     root      600        393216     2          dest
> 0x00000000 294916     root      600        196608     2          dest
> 0x00000000 327685     root      600        393216     2          dest
> 0x00000000 360454     root      600        393216     2          dest
> 0x00000000 393223     root      600        393216     2          dest
> 0x00000000 425992     root      600        393216     2          dest
> 0x00000000 458761     root      600        393216     2          dest
> 0x00000000 491530     root      600        196608     2          dest
> 0x00000000 524299     root      600        393216     2          dest
> 0x00000f84 1081356    testuser   600        15728640   0
> 0x000058d7 2228237    testuser   600        15728640   0
> 0x00007c59 2326542    testuser   600        15728640   0

you will need the command: ipcrm

Please check the man page, which arguments you have to give to remove  
shared memory segments and/or semaphors. Only root can remove all,  
otherwise only your own stuff can be cleared.

-- Reuti


> ------ Semaphore Arrays --------
> key        semid      owner      perms      nsems
> 0x00000f84 360448    testuser   600        10
> 0x00000f85 393217    testuser   600        10
> 0x00000f86 425986     testuser   600        10
> 0x00000f87 458755     testuser   600        10
>
>
> Regards|Sathish
>
>
> -----Original Message-----
> From: John Hearns [mailto:john.hearns at streamline-computing.com]
> Sent: Wednesday, May 14, 2008 11:59 AM
> To: users at gridengine.sunsource.net
> Subject: Re: [GE users] Problem with FineTurbo Paraallel Job running
>
> On Wed, 2008-05-14 at 06:35 +0100, Thamizh wrote:
>
>>
>> /opt/apps/numeca/numeca8/fine82_1/_mpi/util/cleanipcs
>> /opt/apps/numeca/fine83_1/_mpi/util/cleanipcs
>> /opt/apps/numeca/fine74_2/_mpi/util/cleanipcs
>>
> After running cleanipcs, did you run ipcs to check that the shared
> memory segments really had been removed?
> cleanipcs removes shared memory segments (etc.) belonging to a given
> userid. You might have to call it as the particular userid which owns
> tose shared memory segments left behind.
>
>
>
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