From 998261d1d08bb5d05610f6b05fa84697f5b27b44 Mon Sep 17 00:00:00 2001
From: Dirk Engling <erdgeist@erdgeist.org>
Date: Sat, 13 Apr 2019 21:27:00 +0200
Subject: Add laundry to memory info

---
 minimunin | 393 +++++++++++++++++++++++++++++++-------------------------------
 1 file changed, 198 insertions(+), 195 deletions(-)

diff --git a/minimunin b/minimunin
index 881d6be..557e0dc 100755
--- a/minimunin
+++ b/minimunin
@@ -13,7 +13,7 @@ SYSCTL=/sbin/sysctl
 [ -f ${SYSCTL} ] || SYSCTL=/usr/sbin/sysctl
 
 # list plugins, read configs
-PLUGINS=$(/usr/bin/find ${PLUGIN_DIR} \( -type l -or -type f \) -not -name '*_' -perm +111 -exec basename {} \; 2> /dev/null | /usr/bin/xargs)
+PLUGINS=$(/usr/bin/find ${PLUGIN_DIR} \( -type l -or -type f \) -not -name '*_' -perm +111 -exec basename {} \; 2> /dev/null)
 CONFIGS=$(/usr/bin/find ${CONFIG_DIR} -type f -exec /usr/bin/grep -v -e ^\# -e ^$ {} \; -exec /bin/echo [] \; 2> /dev/null)
 
 main() {
@@ -31,7 +31,7 @@ main() {
         # dispatch commands
         case ${command} in
             list)
-                printf "%s\n" "${BUILTIN} ${PLUGINS}"
+                printf "%s " "${BUILTIN}" "${PLUGINS}"; printf '\n'
                 ;;
             fetch)
                 print_fetch ${arg}; printf ".\n"
@@ -62,7 +62,7 @@ open_files)
     printf "used.value %d\n"     $(get_sys kern.openfiles)
     ;;
 load)
-    printf "load.value %s\n"     $(get_sys vm.loadavg | /usr/bin/cut -f3 -d ' ')
+    printf "load.value %s\n"     $(get_sys vm.loadavg | /usr/bin/cut -wf3)
     ;;
 swap)
     printf "swap_in.value %d\n"  $(get_sys vm.stats.vm.v_swappgsin)
@@ -76,11 +76,12 @@ memory)
     pagesize=$(get_sys vm.stats.vm.v_page_size)
     printf "active.value %d\n"   $(( pagesize * `get_sys vm.stats.vm.v_active_count` ))
     printf "inactive.value %d\n" $(( pagesize * `get_sys vm.stats.vm.v_inactive_count` ))
+    printf "laundry.value %d\n"  $(( pagesize * `get_sys vm.stats.vm.v_laundry_count` ))
     printf "wired.value %d\n"    $(( pagesize * `get_sys vm.stats.vm.v_wire_count` ))
     printf "cached.value %d\n"   $(( pagesize * `get_sys vm.stats.vm.v_cache_count` ))
     printf "free.value %d\n"     $(( pagesize * `get_sys vm.stats.vm.v_free_count` ))
     printf "buffers.value %d\n"  $(( `get_sys vfs.bufspace` ))
-    printf "swap.value %d\n"     $(( `/usr/sbin/swapinfo -k | /usr/bin/tail -n 1 | /usr/bin/xargs | /usr/bin/cut -d ' ' -f 3` * 1024 ))
+    printf "swap.value %d\n"     $(( `/usr/sbin/swapinfo -k | /usr/bin/tail -n 1 | /usr/bin/cut -wf 3` * 1024 ))
     ;;
 cpu)
     set -- $(get_sys kern.cp_time)
@@ -92,8 +93,8 @@ processes)
     printf "maxprocesses.value %d\n" $(get_sys kern.maxproc)
     ;;
 iostat)
-    for d in $(/usr/sbin/iostat -Id | /usr/bin/head -n 1 | /usr/bin/xargs); do
-        set -- $(/usr/sbin/iostat -Idx ${d} | /usr/bin/tail -n 1 | /usr/bin/xargs)
+    for d in $(/usr/sbin/iostat -Id | /usr/bin/head -n 1); do
+        set -- $(/usr/sbin/iostat -Idx ${d} | /usr/bin/tail -n 1)
         printf "${d}_read.value %d\n${d}_write.value %d\n" "${4%.*}" "${5%.*}"
     done
     ;;
@@ -122,215 +123,217 @@ call_plugin ${_plugin} config && return 0
 # if not, execute built in commands
 case ${_plugin} in
 load)
-cat <<-EOF
-	graph_title Load average
-	graph_info The load average of the machine describes how many processes are in the run-queue (scheduled to run "immediately").
-	graph_category system
-	graph_args --base 1000 -l 0
-	graph_vlabel load
-	graph_scale no
-	load.label load
-	load.info Average load for the last five minutes.
-	load.warning 10
-	load.critical 120
-EOF
+printf %s \
+"graph_title Load average
+graph_info The load average of the machine describes how many processes are in the run-queue (scheduled to run \"immediately\").
+graph_category system
+graph_args --base 1000 -l 0
+graph_vlabel load
+graph_scale no
+load.label load
+load.info Average load for the last five minutes.
+load.warning 10
+load.critical 120
+"
 ;;
 swap)
-cat <<-EOF
-	graph_title Swap in/out
-	graph_args --base 1000 -l 0
-	graph_info This graph shows the swap activity of the system.
-	graph_category system
-	graph_vlabel pages per second in (-) / out (+)
-	swap_in.label swap
-	swap_in.type DERIVE
-	swap_in.min 0
-	swap_in.max 100000
-	swap_in.graph no
-	swap_out.label swap
-	swap_out.type DERIVE
-	swap_out.min 0
-	swap_out.max 100000
-	swap_out.negative swap_in
-EOF
+printf %s \
+"graph_title Swap in/out
+graph_args --base 1000 -l 0
+graph_info This graph shows the swap activity of the system.
+graph_category system
+graph_vlabel pages per second in (-) / out (+)
+swap_in.label swap
+swap_in.type DERIVE
+swap_in.min 0
+swap_in.max 100000
+swap_in.graph no
+swap_out.label swap
+swap_out.type DERIVE
+swap_out.min 0
+swap_out.max 100000
+swap_out.negative swap_in
+"
 ;;
 iostat)
-    drives=$(/usr/sbin/iostat -Id | /usr/bin/head -n 1 | /usr/bin/xargs)
-cat <<-EOF
-	graph_title IOstat by bytes
-	graph_args --base 1024 -l 0
-	graph_vlabel MB per second read+written
-	graph_category disk
-	graph_info This graph shows the I/O to and from block devices
-EOF
-    printf "graph_order"
-for d in ${drives}; do printf " %s_read %s_write" "$d" "$d"; done
+    printf %s \
+"graph_title IOstat by bytes
+graph_args --base 1024 -l 0
+graph_vlabel MB per second read+written
+graph_category disk
+graph_info This graph shows the I/O to and from block devices
+graph_order"
+    set -- $(/usr/sbin/iostat -Id | /usr/bin/head -n 1)
+    for d; do printf " %s_read %s_write" "$d" "$d"; done
     printf "\n"
-for d in ${drives}; do
-    cat <<-EOF
-		${d}_read.label ${d}
-		${d}_read.type DERIVE
-		${d}_read.max 2000
-		${d}_read.min 0
-		${d}_read.graph no
-		${d}_write.label ${d}
-		${d}_write.info I/O on device ${d}
-		${d}_write.type DERIVE
-		${d}_write.max 2000
-		${d}_write.min 0
-		${d}_write.negative ${d}_read
-	EOF
-done
+    for d; do
+        printf %s \
+"${d}_read.label ${d}
+${d}_read.type DERIVE
+${d}_read.max 2000
+${d}_read.min 0
+${d}_read.graph no
+${d}_write.label ${d}
+${d}_write.info I/O on device ${d}
+${d}_write.type DERIVE
+${d}_write.max 2000
+${d}_write.min 0
+${d}_write.negative ${d}_read
+"
+    done
 ;;
 uptime)
-cat <<-EOF
-	graph_title Uptime
-	graph_args --base 1000 -l 0
-	graph_vlabel uptime in days
-	graph_scale no
-	graph_category system
-	uptime.label uptime
-	uptime.draw AREA
-EOF
+printf %s \
+"graph_title Uptime
+graph_args --base 1000 -l 0
+graph_vlabel uptime in days
+graph_scale no
+graph_category system
+uptime.label uptime
+uptime.draw AREA
+"
 ;;
 memory)
-cat <<-EOF
-	graph_title Memory usage
-	graph_args --base 1024 -l 0 --vertical-label Bytes --upper-limit $(( `get_sys vm.stats.vm.v_page_size` * `get_sys vm.stats.vm.v_page_count`))
-	graph_category system
-	graph_info This graph shows what the machine uses its memory for.
-	graph_order active inactive wired buffers cached free swap
-	active.label active
-	active.info pages recently statistically used
-	active.draw AREA
-	inactive.label inactive
-	inactive.info pages recently statistically unused
-	inactive.draw STACK
-	wired.label wired
-	wired.info pages that are fixed into memory, usually for kernel purposes, but also sometimes for special use in processes
-	wired.draw STACK
-	buffers.label buffers
-	buffers.info pages used for filesystem buffers
-	buffers.draw STACK
-	cached.label cache
-	cached.info pages that have percolated from inactive to a status where they maintain their data, but can often be immediately reused
-	cached.draw STACK
-	free.label free
-	free.info pages without data content
-	free.draw STACK
-	swap.label swap
-	swap.info Swap space used
-	swap.draw STACK
-EOF
+printf %s \
+"graph_title Memory usage
+graph_args --base 1024 -l 0 --vertical-label Bytes --upper-limit $(( `get_sys vm.stats.vm.v_page_size` * `get_sys vm.stats.vm.v_page_count`))
+graph_category system
+graph_info This graph shows what the machine uses its memory for.
+graph_order active inactive wired buffers cached free swap
+active.label active
+active.info pages recently statistically used
+active.draw AREA
+inactive.label inactive
+inactive.info pages recently statistically unused
+inactive.draw STACK
+laundry.label laundry
+laundry.info pages eligible for laundering
+laundry.draw STACK
+wired.label wired
+wired.info pages that are fixed into memory, usually for kernel purposes, but also sometimes for special use in processes
+wired.draw STACK
+buffers.label buffers
+buffers.info pages used for filesystem buffers
+buffers.draw STACK
+cached.label cache
+cached.info pages that have percolated from inactive to a status where they maintain their data, but can often be immediately reused
+cached.draw STACK
+free.label free
+free.info pages without data content
+free.draw STACK
+swap.label swap
+swap.info Swap space used
+swap.draw STACK
+"
 ;;
 open_files)
-cat <<-EOF
-	graph_title File table usage
-	graph_args --base 1000 -l 0
-	graph_vlabel number of open files
-	graph_category system
-	graph_info This graph monitors the number of open files.
-	used.label open files
-	used.info The number of currently open files.
-	used.warning $(( `get_sys kern.maxfiles` * 92 / 100 ))
-	used.critical $(( `get_sys kern.maxfiles` * 98 / 100 ))
-	max.label max open files
-	max.info The maximum supported number of open files.
-EOF
+printf %s \
+"graph_title File table usage
+graph_args --base 1000 -l 0
+graph_vlabel number of open files
+graph_category system
+graph_info This graph monitors the number of open files.
+used.label open files
+used.info The number of currently open files.
+used.warning $(( `get_sys kern.maxfiles` * 92 / 100 ))
+used.critical $(( `get_sys kern.maxfiles` * 98 / 100 ))
+max.label max open files
+max.info The maximum supported number of open files.
+"
 ;;
 cpu)
     cdef=$(get_sys kern.clockrate) ; cdef=${cdef#*stathz = }; cdef=${cdef% *}",/,100,*"
-cat <<-EOF
-	graph_title CPU usage
-	graph_order system interrupt user nice idle
-	graph_args --base 1000 -r --lower-limit 0 --upper-limit $(( `get_sys hw.ncpu` * 100 ))
-	graph_vlabel %
-	graph_scale no
-	graph_info This graph shows how CPU time is spent.
-	graph_category system
-	graph_period second
-	system.label system
-	system.draw AREA
-	system.max 5000
-	system.type DERIVE
-	system.min 0
-	system.info CPU time spent by the kernel in system activities
-	system.cdef system,${cdef}
-	interrupt.label interrupt
-	interrupt.draw STACK
-	interrupt.max 5000
-	interrupt.type DERIVE
-	interrupt.min 0
-	interrupt.info CPU time spent by the kernel processing interrupts
-	interrupt.cdef interrupt,${cdef}
-	user.label user
-	user.draw STACK
-	user.max 5000
-	user.type DERIVE
-	user.info CPU time spent by normal programs and daemons
-	user.min 0
-	user.cdef user,${cdef}
-	nice.label nice
-	nice.draw STACK
-	nice.max 5000
-	nice.type DERIVE
-	nice.info CPU time spent by nice(1)d programs
-	nice.min 0
-	nice.cdef nice,${cdef}
-	idle.label idle
-	idle.draw STACK
-	idle.max 5000
-	idle.type DERIVE
-	idle.info Idle CPU time
-	idle.min 0
-	idle.cdef idle,${cdef}
-EOF
+printf %s \
+"graph_title CPU usage
+graph_order system interrupt user nice idle
+graph_args --base 1000 -r --lower-limit 0 --upper-limit $(( `get_sys hw.ncpu` * 100 ))
+graph_vlabel %
+graph_scale no
+graph_info This graph shows how CPU time is spent.
+graph_category system
+graph_period second
+system.label system
+system.draw AREA
+system.max 5000
+system.type DERIVE
+system.min 0
+system.info CPU time spent by the kernel in system activities
+system.cdef system,${cdef}
+interrupt.label interrupt
+interrupt.draw STACK
+interrupt.max 5000
+interrupt.type DERIVE
+interrupt.min 0
+interrupt.info CPU time spent by the kernel processing interrupts
+interrupt.cdef interrupt,${cdef}
+user.label user
+user.draw STACK
+user.max 5000
+user.type DERIVE
+user.info CPU time spent by normal programs and daemons
+user.min 0
+user.cdef user,${cdef}
+nice.label nice
+nice.draw STACK
+nice.max 5000
+nice.type DERIVE
+nice.info CPU time spent by nice(1)d programs
+nice.min 0
+nice.cdef nice,${cdef}
+idle.label idle
+idle.draw STACK
+idle.max 5000
+idle.type DERIVE
+idle.info Idle CPU time
+idle.min 0
+idle.cdef idle,${cdef}
+"
 ;;
 systat)
-cat <<-EOF
-	graph_title System Statistics
-	graph_vlabel per second
-	graph_scale no
-	graph_category system
-	graph_info FreeBSD systat plugin
-	softint.label Software interrupts
-	softint.type DERIVE
-	softint.min 0
-	hardint.label Hardware interrupts
-	hardint.type DERIVE
-	hardint.min 0
-	syscall.label System calls
-	syscall.type DERIVE
-	syscall.min 0
-	cs.label Context switches
-	cs.type DERIVE
-	cs.min 0
-	forks.label Fork rate
-	forks.type DERIVE
-	forks.min 0
-EOF
+printf %s \
+"graph_title System Statistics
+graph_vlabel per second
+graph_scale no
+graph_category system
+graph_info FreeBSD systat plugin
+softint.label Software interrupts
+softint.type DERIVE
+softint.min 0
+hardint.label Hardware interrupts
+hardint.type DERIVE
+hardint.min 0
+syscall.label System calls
+syscall.type DERIVE
+syscall.min 0
+cs.label Context switches
+cs.type DERIVE
+cs.min 0
+forks.label Fork rate
+forks.type DERIVE
+forks.min 0
+"
 ;;
 processes)
-cat <<-EOF
-	graph_title Process Statistics
-	graph_args --base 1000 -l 0
-	graph_vlabel number of processes
-	graph_category system
-	graph_info This graph monitors the number of running processes and threads.
-	processes.label The number of processes in the system
-	threads.label The number of threads in the system
-	maxprocesses.label The maximum number of processes in the system
-	processes.warning $(( `get_sys kern.maxproc` * 92 / 100 ))
-	processes.critical $(( `get_sys kern.maxproc` * 98 / 100 ))
-EOF
+printf %s \
+"graph_title Process Statistics
+graph_args --base 1000 -l 0
+graph_vlabel number of processes
+graph_category system
+graph_info This graph monitors the number of running processes and threads.
+processes.label The number of processes in the system
+threads.label The number of threads in the system
+maxprocesses.label The maximum number of processes in the system
+processes.warning $(( `get_sys kern.maxproc` * 92 / 100 ))
+processes.critical $(( `get_sys kern.maxproc` * 98 / 100 ))
+"
 ;;
 df)
-cat <<-EOF
-	graph_title Filesystem usage (in bytes)
-	graph_args --base 1024 --lower-limit 0
-	graph_vlabel bytes
-	graph_category disk
-EOF
+printf %s \
+"graph_title Filesystem usage (in bytes)
+graph_args --base 1024 --lower-limit 0
+graph_vlabel bytes
+graph_category disk
+"
 /bin/df -P -t noprocfs,devfs,fdescfs,linprocfs,linsysfs,nfs,nullfs | /usr/bin/tail -n +2 |
 while read -r fs blocks used avail cap mount; do
     fs=$(printf "%s" ${fs} | /usr/bin/tr -c '[:alnum:]' _)
-- 
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