Unable to allocate shared memory

stackoverflow.com/questions/31620082/apache-memory-error

Code:

Fatal Error Unable to allocate [B]shared memory segment

in my server

Code:

# ipcs -lm

------ Shared Memory Limits --------
max number of segments = 4096
max seg size (kbytes) = 32768
max total shared memory (kbytes) = 8388608
min seg size (bytes) = 1

# ipcs -ma

------ Shared Memory Segments --------
key        shmid      owner      perms      bytes      nattch     status     

------ Semaphore Arrays --------
key        semid      owner      perms      nsems   
0x00000000 0          root       600        1       
0x00000000 5275649    nobody     600        1       
0x00000000 5046274    nobody     600        1       
0x00000000 5079043    nobody     600        1       
0x00000000 5308420    nobody     600        1       
0x00000000 5341189    nobody     600        1       
0x00000000 5373958    nobody     600        1       

------ Message Queues --------
key        msqid      owner      perms      used-bytes   messages   

What appears as modify in syst file is commented,

I do not see any meaning to it, then where the values are really modified so I can put the shared memory I need


File: /etc/sysctl.conf

Code:

# Kernel sysctl configuration file for Red Hat Linux
#
# For binary values, 0 is disabled, 1 is enabled.  See sysctl(8) and
# sysctl.conf(5) for more details.

# Controls IP packet forwarding
net.ipv4.ip_forward = 0

# Controls source route verification
# net.ipv4.conf.default.rp_filter = 1

# Do not accept source routing
# net.ipv4.conf.default.accept_source_route = 0

# Controls the System Request debugging functionality of the kernel
# kernel.sysrq = 0

# Controls whether core dumps will append the PID to the core filename.
# Useful for debugging multi-threaded applications.
# kernel.core_uses_pid = 1

# Controls the use of TCP syncookies
net.ipv4.tcp_syncookies = 1

# Controls the default maxmimum size of a mesage queue
# kernel.msgmnb = 65536

# Controls the maximum size of a message, in bytes
# kernel.msgmax = 65536

# Controls the maximum shared segment size, in bytes
# kernel.shmmax = 68719476736

# Controls the maximum number of shared memory segments, in pages
# kernel.shmall = 4294967296
[/quote]

 

# cat /etc/issue
CentOS release 6.9 (Final)