Re: [Discuss-gnuradio] MacOS 10.7.3 - mmap or shm_open is not available

[Steven]

On 9 Apr 2012, at 01:16, Michael Dickens wrote:

>> Does anyone have any pointers as to where I should be looking?
> 
> 
> Hi Steven - First, the humor < http://xkcd.com/138/ >.
> 

I was waiting for something like that :o)


> Do "ipcs -a" to see how many shared memory attachments are in place.  You 
> might see a lot, given that 'shmat' returns 'too many files open'.  Here's 
> the BASH script I run, very often in my work right now, to try to remove 
> extraneous ones:
> 
> for tf in `ipcs -m | sed -e 1d -e 2d -e 3d | awk '{print $2 }'`; do
>    ipcrm -m $tf ;
> done
> 

I only seem to have one entry:

$ ipcs -a
IPC status from <running system> as of Mon Apr  9 11:03:42 BST 2012
T     ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP CBYTES  
QNUM QBYTES LSPID LRPID   STIME    RTIME    CTIME
Message Queues:

T     ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NATTCH  
SEGSZ  CPID  LPID   ATIME    DTIME    CTIME
Shared Memory:
m 262157 0x00000000 --rw-------   steven    staff   steven    staff      2 
393216   2302   2120 19:39:30 20:03:03 19:39:30

T     ID     KEY        MODE       OWNER    GROUP  CREATOR   CGROUP NSEMS   
OTIME    CTIME
Semaphores:

$ ipcrm -m 262157
ipcrm: shmid(262157): : Invalid argument



> If all else fails, reboot and see if that doesn't take care of the issue, at 
> least for now.  If the issue persists, it might be a new Lion issue from 
> 10.7.3; I know I've run GNU Radio in 10.7.[0-2].  I'll hopefully have a few 
> spare cycles later this week to look into GNU Radio on Lion. - MLD

I've already tried that, doesn't seem to make any difference.  I know of at 
least one other person on 10.7.3 that is having this exact same issue.

Cheers,

Steven.

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