339 lines
8.9 KiB
Factor
339 lines
8.9 KiB
Factor
! Copyright (C) 2013 Doug Coleman.
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! See http://factorcode.org/license.txt for BSD license.
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USING: accessors arrays combinators combinators.smart
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io.encodings.utf8 io.files kernel math math.order math.parser
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memoize sequences sorting.slots splitting splitting.monotonic
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strings io.pathnames calendar words ;
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IN: unix.linux.proc
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! /proc/*
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! /proc/buddyinfo
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! /proc/cgroups
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TUPLE: proc-cmdline string ;
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C: <proc-cmdline> proc-cmdline
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: parse-proc-cmdline ( -- obj )
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"/proc/cmdline" utf8 file-lines first <proc-cmdline> ;
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TUPLE: processor-info
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{ processor integer }
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{ vendor-id string }
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{ cpu-family integer }
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{ model integer }
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{ model-name string }
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{ stepping integer }
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{ microcode integer }
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{ cpu-mhz number }
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{ cache-size integer }
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{ fdiv-bug? boolean }
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{ hlt-bug? boolean }
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{ f00f-bug? boolean }
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{ coma-bug? boolean }
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{ physical-id integer }
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{ siblings integer }
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{ core-id integer }
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{ cpu-cores integer }
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{ apicid integer }
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{ initial-apicid integer }
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{ fpu? boolean }
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{ fpu-exception? boolean }
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{ cpuid-level integer }
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{ wp? boolean }
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{ flags array }
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{ bogomips number }
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{ clflush-size integer }
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{ cache-alignment integer }
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{ address-sizes array }
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{ power-management string }
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{ tlb-size string }
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{ bugs string } ;
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ERROR: unknown-cpuinfo-line string ;
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: line>processor-info ( processor-info string -- processor-info )
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":" split first2 swap
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[ CHAR: \t = ] trim-tail [ [ CHAR: \s = ] trim ] bi@
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{
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{ "address sizes" [
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"," split [ [ CHAR: \s = ] trim " " split first string>number ] map
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>>address-sizes
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] }
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{ "apicid" [ string>number >>apicid ] }
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{ "bogomips" [ string>number >>bogomips ] }
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{ "cache size" [
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" " split first [ CHAR: \s = ] trim
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string>number 1024 * >>cache-size
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] }
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{ "cache_alignment" [ string>number >>cache-alignment ] }
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{ "clflush size" [ string>number >>clflush-size ] }
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{ "coma_bug" [ "yes" = >>coma-bug? ] }
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{ "core id" [ string>number >>core-id ] }
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{ "cpu MHz" [ string>number >>cpu-mhz ] }
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{ "cpu cores" [ string>number >>cpu-cores ] }
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{ "cpu family" [ string>number >>cpu-family ] }
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{ "cpuid level" [ string>number >>cpuid-level ] }
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{ "f00f_bug" [ "yes" = >>f00f-bug? ] }
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{ "fdiv_bug" [ "yes" = >>fdiv-bug? ] }
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{ "flags" [ " " split harvest >>flags ] }
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{ "fpu" [ "yes" = >>fpu? ] }
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{ "fpu_exception" [ "yes" = >>fpu-exception? ] }
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{ "hlt_bug" [ "yes" = >>hlt-bug? ] }
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{ "initial apicid" [ string>number >>initial-apicid ] }
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{ "microcode" [ string>number >>microcode ] }
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{ "model" [ string>number >>model ] }
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{ "model name" [ >>model-name ] }
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{ "physical id" [ string>number >>physical-id ] }
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{ "power management" [ >>power-management ] }
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{ "processor" [ string>number >>processor ] }
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{ "siblings" [ string>number >>siblings ] }
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{ "stepping" [ string>number >>stepping ] }
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{ "vendor_id" [ >>vendor-id ] }
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{ "wp" [ "yes" = >>wp? ] }
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{ "TLB size" [ >>tlb-size ] }
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{ "bugs" [ >>bugs ] }
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[ unknown-cpuinfo-line ]
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} case ;
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! Linux 2.6 has fewer values than new kernels
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: lines>processor-info ( strings -- processor-info )
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[ processor-info new ] dip
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[ line>processor-info ] each ;
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: parse-proc-cpuinfo ( -- seq )
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"/proc/cpuinfo" utf8 file-lines
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{ "" } split harvest [ lines>processor-info ] map ;
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: sort-cpus ( seq -- seq )
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{ { physical-id>> <=> } { core-id>> <=> } } sort-by
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[ [ physical-id>> ] bi@ = ] monotonic-split
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[ [ [ core-id>> ] bi@ = ] monotonic-split ] map ;
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: cpu-counts ( seq -- #cpus #cores #hyperthread )
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[ length ]
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[ [ length ] map-sum ]
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[ [ [ length ] map-sum ] map-sum ] tri ;
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TUPLE: proc-loadavg
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load-average-1
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load-average-5
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load-average-15
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#processes-executing
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#processes-total
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last-pid ;
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: parse-proc-loadavg ( -- obj )
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"/proc/loadavg" utf8 file-lines first
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" " split [
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{
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[ string>number ]
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[ string>number ]
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[ string>number ]
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[ "/" split1 [ string>number ] bi@ ]
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[ string>number ]
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} spread
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] input<sequence proc-loadavg boa ;
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! In the file as kb, convert to bytes
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TUPLE: proc-meminfo
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mem-total
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mem-free
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buffers
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cached
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swap-cached
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active
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inactive
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active-anon
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inactive-anon
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active-file
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inactive-file
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unevictable
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mlocked
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swap-total
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swap-free
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dirty
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writeback
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anon-pages
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mapped
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shmem
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slab
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s-reclaimable
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s-unreclaimable
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kernel-stack
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page-tables
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nfs-unstable
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bounce
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writeback-tmp
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commit-limit
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committed-as
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vmalloc-total
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vmalloc-used
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vmalloc-chunk
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hardware-corrupted
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anon-huge-pages
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huge-pages-total
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huge-pages-free
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huge-pages-rsvd
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huge-pages-surp
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huge-page-size
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direct-map-4k
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direct-map-2m ;
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! Different kernels have fewer fields. Make sure we have enough.
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: parse-proc-meminfo ( -- meminfo )
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"/proc/meminfo" utf8 file-lines
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[ " " split harvest second string>number 1024 * ] map
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proc-meminfo "slots" word-prop length f pad-tail
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[ proc-meminfo boa ] input<sequence ;
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! All cpu-stat fields are measured in jiffies.
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TUPLE: proc-stat
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cpu
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cpus
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intr
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ctxt
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btime
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processes
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procs-running
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procs-blocked
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softirq ;
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TUPLE: proc-cpu-stat name user nice system idle iowait irq softirq steal guest guest-nice ;
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: line>cpu ( string -- cpu )
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" " split
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unclip-slice
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[ [ [ CHAR: \s = ] trim string>number ] map ] dip prefix
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[ proc-cpu-stat boa ] input<sequence ;
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: parse-proc-stat ( -- obj )
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"/proc/stat" utf8 file-lines
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[ first ] [ 7 head* rest ] [ 7 tail* ] tri 3array {
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[ first line>cpu ]
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[ second [ line>cpu ] map ]
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[
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third
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[ " " split1 nip " " split [ string>number ] map ] map
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[
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{
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[ ]
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[ first ]
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[ first ]
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[ first ]
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[ first ]
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[ first ]
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[ ]
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} spread
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] input<sequence
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]
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} cleave proc-stat boa ;
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: active-cpus ( -- n )
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parse-proc-stat procs-running>> ;
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TUPLE: proc-partition major minor #blocks name ;
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: parse-proc-partitions ( -- partitions )
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"/proc/partitions" utf8 file-lines 2 tail
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[
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" \t" split harvest
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[
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{
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[ string>number ]
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[ string>number ]
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[ string>number ]
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[ ]
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} spread
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] input<sequence proc-partition boa
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] map ;
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TUPLE: proc-swap filename type size used priority ;
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: parse-proc-swaps ( -- sequence )
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"/proc/swaps" utf8 file-lines rest
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[
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" \t" split harvest
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[
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{
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[ ]
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[ ]
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[ string>number ]
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[ string>number ]
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[ string>number ]
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} spread
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] input<sequence proc-swap boa
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] map ;
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TUPLE: proc-uptime up idle ;
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: parse-proc-uptime ( -- uptime )
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"/proc/uptime" utf8 file-lines first
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" " split first2 [ string>number seconds ] bi@
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proc-uptime boa ;
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! /proc/pid/*
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GENERIC#: proc-pid-path 1 ( object string -- path )
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M: integer proc-pid-path ( pid string -- path )
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[ "/proc/" ] 2dip
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[ number>string "/" append ] dip
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3append ;
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M: string proc-pid-path ( pid-string string -- path )
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[ "/proc/" ] 2dip [ append-path ] dip append-path ;
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: proc-file-lines ( path -- strings ) utf8 file-lines ;
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: proc-first-line ( path -- string/f ) proc-file-lines ?first ;
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: proc-pid-first-line ( pid string -- string )
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proc-pid-path proc-first-line ;
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: parse-proc-pid-cmdline ( pid -- string/f )
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"cmdline" proc-pid-path proc-first-line ;
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TUPLE: pid-stat pid filename state parent-pid group-id session-id terminal#
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terminal-group-id task-flags
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#minor-page-faults #minor-page-faults-child
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#major-page-faults #major-page-faults-child
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cpu-user cpu-kernel
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cpu-user-children cpu-kernel-children
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priority
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niceness
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#threads
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zero0
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nanos-since-boot
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virtual-memory
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resident-set-size resident-set-limit
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start-address end-address stack-start-address
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current-stack-pointer current-instruction-pointer
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pending-signals blocked-signals ignored-signals
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handled-signals
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wait-address
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zero1
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zero2
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exit-signal
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task-cpu
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realtime-policy
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policy
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blkio-ticks
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guest-time children-guest-time
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start-data end-data
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start-brk
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arg-start arg-end
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env-start env-end
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exit-code ;
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: parse-proc-pid-stat ( pid -- stat )
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"stat" proc-pid-path
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proc-first-line
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" " split harvest
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pid-stat "slots" word-prop length "0" pad-tail
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[ dup string>number [ nip ] when* ] map
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[ pid-stat boa ] input<sequence ;
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