Re: FATAL: shmat(id=3342337) failed: Cannot allocate memory - Mailing list pgsql-general

# cat /proc/meminfo

MemTotal:        8273364 kB
MemFree:         6455204 kB
Buffers:           99180 kB
Cached:           564436 kB
SwapCached:            0 kB
Active:          1191560 kB
Inactive:         500768 kB
Active(anon):    1032072 kB
Inactive(anon):      456 kB
Active(file):     159488 kB
Inactive(file):   500312 kB
Unevictable:        4284 kB
Mlocked:            4284 kB
HighTotal:       7473504 kB
HighFree:        5863364 kB
LowTotal:         799860 kB
LowFree:          591840 kB
SwapTotal:       1048572 kB
SwapFree:        1048572 kB
Dirty:               196 kB
Writeback:             0 kB
AnonPages:       1033004 kB
Mapped:            34528 kB
Shmem:               556 kB
Slab:              89048 kB
SReclaimable:      43168 kB
SUnreclaim:        45880 kB
KernelStack:        2584 kB
PageTables:         4512 kB
NFS_Unstable:          0 kB
Bounce:                0 kB
WritebackTmp:          0 kB
CommitLimit:     5185252 kB
Committed_AS:    1167668 kB
VmallocTotal:     122880 kB
VmallocUsed:        6928 kB
VmallocChunk:      70836 kB
HugePages_Total:       0
HugePages_Free:        0
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
DirectMap4k:        8184 kB
DirectMap2M:      905216 kB





-----Original Message-----
From: Khangelani Gama [mailto:kgama@argility.com]
Sent: Wednesday, April 24, 2013 8:09 AM
To: 'John R Pierce'; 'pgsql-general@postgresql.org'
Subject: RE: [GENERAL] FATAL: shmat(id=3342337) failed: Cannot allocate
memory

Hi  John

Yes that's the whole messege

# free -m

             total       used       free     shared    buffers     cached
Mem:          8079       1770       6309          0         95        549
-/+ buffers/cache:       1125       6953
Swap:         1023          0       1023


Thanks


-----Original Message-----
From: pgsql-general-owner@postgresql.org
[mailto:pgsql-general-owner@postgresql.org] On Behalf Of John R Pierce
Sent: Wednesday, April 24, 2013 7:58 AM
To: pgsql-general@postgresql.org
Subject: Re: [GENERAL] FATAL: shmat(id=3342337) failed: Cannot allocate
memory

On 4/23/2013 10:53 PM, Khangelani Gama wrote:
> We are running postgres 9.1 on CentOS 5. We can't start up postgres .
> It complains about memory allocation . Please help
>
> FATAL:  shmat(id=3342337) failed: Cannot allocate memory
>

is that the entire error message?  it usually says something about setting
kernel.shmmax and/or shmall... for most flavors of linux, you set these in
/etc/sysctl.conf  (and then update the live system with "sysctl -p").



--
john r pierce                                      37N 122W
somewhere on the middle of the left coast



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