introduce section handling to ini "notes" (first only the parts neede…

…d for SAP ASE)

add solution SAP Business OBJects (BOBJ)

main.go

@@ -209,6 +209,10 @@ func NoteAction(actionName, noteID string) {
 			} else if i := sort.SearchStrings(tuneApp.TuneForNotes, noteID); i < len(tuneApp.TuneForNotes) && tuneApp.TuneForNotes[i] == noteID {
 				format = "+" + format
 			}
+			if noteID == "Block" {
+				// workaround: internal used note for solution ASE. Do not display
+				continue
+			}
 			fmt.Printf(format, noteID, noteObj.Name())
 		}
 		if !system.SystemctlIsRunning(TUNED_SERVICE) || system.GetTunedProfile() != TUNED_PROFILE_NAME {

ospackage/etc/extra/SAP_ASE-SAP_Adaptive_Server_Enterprise.conf

@@ -1,9 +1,48 @@
-# This is the 2nd part for tuning SAP ASE (Sybase)
-# The 1st part is in /etc/sysconfig/saptune-note-1680803
+# This is the config file for tuning SAP ASE (Sybase)
+#
 #
 # You can change the values in this file to values which fit better for your 
-# ASE configuration
-# You must restart 'tuned' for the changes to take effect.
+# special ASE configuration
+# You have to restart 'tuned' for the changes to take effect.
+
+[block]
+## Type:    string
+## Default: noop
+#
+# The default I/O scheduler for SLES is CFQ. It offers satisfactory performance
+# for wide range of I/O task, however choosing an alternative scheduler may 
+# potentially yield better latency characteristics and throughput. 
+# "noop" is an alternative scheduler, in comparison to CFQ it may offer more 
+# consistent performance, lower computation overhead, and potentially higher 
+# throughput.
+#
+# When set, all block devices on the system will be switched to the choosen 
+# scheduler.
+SYBASE_IO_SCHEDULER=noop
+
+## Type:    integer
+## Default: 1024
+#
+# IO nr_requests
+#
+#
+SYBASE_NRREQ=1024
+
+[limits]
+## Type:    integer
+## Default: 0 (which means calculation: RAM in KB - 10%)
+#
+# memlock
+MEMLOCK_HARD=0
+MEMLOCK_SOFT=0
+
+[vm]
+## Type:    yesno
+## Default: yes
+#
+# disable transparent huge pages (THP)
+#transparent_hugepages=never
+INI_THP=yes
 
 [sysctl]
 
@@ -12,14 +51,11 @@ net.ipv4.tcp_keepalive_time = 300
 net.ipv4.tcp_keepalive_intvl = 300
 
 #SAP-Note 1680803
+# maximum number of asynchronous I/Os.
 fs.aio-max-nr = 1048576
-#
+
 # Increase system file descriptor limit
 fs.file-max = 6291456
-#
-# Discourage Linux from swapping idle processes to disk (default = 60)
-# value between 20 and 10
-vm.swappiness = 15
 
 # Increase Linux autotuning TCP buffer limits
 # Set max to 16MB (16777216) for 1GE and 32M (33554432) or 54M (56623104) for 10GE
@@ -34,3 +70,21 @@ net.ipv4.tcp_wmem = 4096 65536 16777216
 # Increase the max packet backlog
 net.core.netdev_max_backlog = 30000
 
+# If the server is a heavily used application server, e.g. a Database, it would
+# benefit significantly by using Huge Pages. 
+# The default size of Huge Page in SLES is 2 MB, enabling Huge Pages would aid 
+# in significant improvements for Memory Intensive Applications/Databases, 
+# HPC Machines, this configuration needs to be done if the Applications support
+# Huge Pages. If the Applications do not support Huge Pages then configuring 
+# Huge Pages would result in wastage of memory as it cannot be used any further
+# by the OS. 
+vm.nr_hugepages=128
+
+# Discourage Linux from swapping idle processes to disk (default = 60)
+# value between 20 and 10
+vm.swappiness = 15
+
+#SAP-Note 1557506
+# additional the changes for SAP-Note 1557506 are done saptune internal.
+# to overwrite the values please change settings in 
+# /etc/sysconfig/saptune-note-1557506

ospackage/etc/extra/SAP_BOBJ-SAP_Business_OBJects.conf

@@ -0,0 +1,16 @@
+# operating system tuning for SAP Business OBJects (BOBJ)
+# according to https://uacp2.hana.ondemand.com/doc/46b1602a6e041014910aba7db0e91070/4.1.9/en-US/sbo41sp9_bip_inst_unix_en.pdf
+# or https://websmp202.sap-ag.de/~sapidp/012002523100003123382016E/sbo42sp2_bip_inst_unix_en.pdf
+# SAP BusinessObjects Business Intelligence platform
+# Business Intelligence Platform
+# Installation Guide for Unix
+# section '4.1.3 Additional requirements for SUSE'
+
+# You can change the values in this file to values which fit better for your 
+# BOBJ configuration
+# You must restart 'tuned' for the changes to take effect.
+
+[sysctl]
+kernel.sem = 250 32000 32 1024
+kernel.msgmni = 1024
+kernel.shmmax = 18446744073709551615