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[LDM #NNE-789939]: Quick question: what is ipcs trying to tell me here?
- Subject: [LDM #NNE-789939]: Quick question: what is ipcs trying to tell me here?
- Date: Wed, 18 Jul 2007 09:04:25 -0600
Gilbert,
> Quick question. DOing an "ipcs" as root gives me this:
>
> ipcs
>
> ------ Shared Memory Segments --------
> key shmid owner perms bytes nattch status
> 0x00000000 196608 ldm 600 384320 0
> 0x00000000 229377 ldm 600 512000 0
> 0x00000000 294914 ldm 600 384320 0
> 0x00000000 327683 ldm 600 512000 0
> 0x00000000 360452 ldm 600 393216 2 dest
> 0x00000000 393221 ldm 600 393216 2 dest
> 0x00000000 425990 ldm 600 393216 2 dest
> 0x00000000 458759 ldm 600 393216 2 dest
> 0x00000000 491528 ldm 600 393216 2 dest
> 0x00000000 524297 ldm 600 393216 2 dest
> 0x00000000 557066 ldm 600 393216 2 dest
> 0x00000000 589835 ldm 600 12288 2 dest
> 0x00000000 622604 ldm 600 12288 2 dest
> key semid owner perms nsems
> 0x00000000 491520 apache 600 1
> 0x00000000 32769 apache 600 1
> 0x00000000 524290 apache 600 1
> 0x00000000 557059 apache 600 1
> 0x00000000 589828 apache 600 1
> 0x00000000 622597 apache 600 1
> 0x00000000 655366 apache 600 1
> 0x00000000 688135 apache 600 1
>
> ------ Message Queues --------
> key msqid owner perms used-bytes messages
>
> Is this good or bad? I know the LDM tries to do as much stuff in memory as
> possible. This is what is happening, correct?
All child LDM processes memory-map the product-queue. While technically
not a shared memory segment, I suspect that the memory-mapped queue is
showing up in the "ipcs" output as such.
It's harmless.
Regards,
Steve Emmerson
Ticket Details
===================
Ticket ID: NNE-789939
Department: Support LDM
Priority: Normal
Status: Closed