add sysctl.conf for bigger memory settings for various arches (#184820)

6 files changed, 119 insertions, 13 deletions

diff --git a/Makefile b/Makefile
index ed11c559..931ac9cf 100644
--- a/Makefile
+++ b/Makefile
@@ -6,6 +6,8 @@ VERSION=$(shell awk '/Version:/ { print $$2 }' initscripts.spec)
 CVSTAG = r$(subst .,-,$(VERSION))
 CVSROOT = $(shell cat CVS/Root)
 
+ARCH = $(shell uname -m)
+
 mandir=/usr/share/man
 
 all:
@@ -28,10 +30,8 @@ install:
 	install -m644  crypttab.5 $(ROOT)$(mandir)/man5
 	install -m644  service.8 sys-unconfig.8 $(ROOT)$(mandir)/man8
 	install -m644 sysctl.conf $(ROOT)/etc/sysctl.conf
-	if uname -m | grep -q sparc ; then \
-	  install -m644 sysctl.conf.sparc $(ROOT)/etc/sysctl.conf ; fi
-	if uname -m | grep -q s390 ; then \
-	  install -m644 sysctl.conf.s390 $(ROOT)/etc/sysctl.conf ; fi
+	if [ -f sysctl.conf.$(ARCH) ]; then
+	  install -m644 sysctl.conf.$(ARCH) $(ROOT)/etc/sysctl.conf ; fi
 
 	mkdir -p $(ROOT)/etc/X11
 	install -m755 prefdm $(ROOT)/etc/X11/prefdm
diff --git a/sysctl.conf b/sysctl.conf
index 49234a10..2b6e5834 100644
--- a/sysctl.conf
+++ b/sysctl.conf
@@ -15,9 +15,21 @@ 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.
+# 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 maximum size of a message, in bytes
+kernel.msgmnb = 65536
+
+# Controls the default maxmimum size of a mesage queue
+kernel.msgmax = 65536
+
+# Controls the maximum shared segment size, in bytes
+kernel.shmmax = 4294967295
+
+# Controls the maximum number of shared memory segments, in pages
+kernel.shmall = 268435456
diff --git a/sysctl.conf.ia64 b/sysctl.conf.ia64
new file mode 100644
index 00000000..fc79a376
--- /dev/null
+++ b/sysctl.conf.ia64
@@ -0,0 +1,36 @@
+# 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 maximum size of a message, in bytes
+kernel.msgmnb = 65536
+
+# Controls the default maxmimum size of a mesage queue
+kernel.msgmax = 65536
+
+# Controls the maximum shared segment size, in bytes
+kernel.shmmax = 137438953472
+
+# Controls the maximum number of shared memory segments, in pages
+kernel.shmall = 2147483648
+
diff --git a/sysctl.conf.ppc64 b/sysctl.conf.ppc64
new file mode 100644
index 00000000..0cd5eecc
--- /dev/null
+++ b/sysctl.conf.ppc64
@@ -0,0 +1,36 @@
+# 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 maximum size of a message, in bytes
+kernel.msgmnb = 65536
+
+# Controls the default maxmimum size of a mesage queue
+kernel.msgmax = 65536
+
+# Controls the maximum shared segment size, in bytes
+kernel.shmmax = 137438953472
+
+# Controls the maximum number of shared memory segments, in pages
+kernel.shmall = 536870912
+
diff --git a/sysctl.conf.s390 b/sysctl.conf.s390x
index 2391d334..1ef4456e 100644
--- a/sysctl.conf.s390
+++ b/sysctl.conf.s390x
@@ -12,9 +12,22 @@ net.ipv4.conf.default.rp_filter = 1
 # Do not accept source routing
 net.ipv4.conf.default.accept_source_route = 0
 
-# Controls whether core dumps will append the PID to the core filename.
-# Useful for debugging multi-threaded applications.
+# 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 maximum size of a message, in bytes
+kernel.msgmnb = 65536
+
+# Controls the default maxmimum size of a mesage queue
+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
+
diff --git a/sysctl.conf.sparc b/sysctl.conf.x86_64
index 8891892b..954e0549 100644
--- a/sysctl.conf.sparc
+++ b/sysctl.conf.x86_64
@@ -15,12 +15,21 @@ 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.
+# Controls whether core dumps will append the PID to the core filename
+# Useful for debugging multi-threaded applications
 kernel.core_uses_pid = 1
 
-# Controls stop-a on the sparc
-kernel.stop-a = 0
-
 # Controls the use of TCP syncookies
 net.ipv4.tcp_syncookies = 1
+
+# Controls the maximum size of a message, in bytes
+kernel.msgmnb = 65536
+
+# Controls the default maxmimum size of a mesage queue
+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