package HotSaNICmod::OSdep; # return module version # sub version { ($VERSION = '$Revision: 1.5 $') =~ s/.*(\d+\.\d+).*/$1/; return "$^O.pm $VERSION"; } # sample data # sub sample { my %args=@_; @sections = split " ", ($args{SECTIONS}); foreach (@sections){ if ($_ eq "cpu") {read_cpu(%args)} if ($_ eq "load") {read_load(%args)} if ($_ eq "proc") {read_proc(%args)} if ($_ eq "mem") {read_mem(%args)} if ($_ eq "users") {read_users(%args)} } } # users.rrd -> tty pty pts # cpu.rrd -> cpuusr cpunic cpusys cpuint cpuidl # load.rrd -> load15 load5 load1 # proc.rrd -> procslp procrun proczmb procstp # mem.rrd (Linux) -> memfre memshr membuf memcac swpfre swpuse ##################################################################################### # build CPU statistics # # We get info from the kern.cp_time sysctl. works on 4.6-4.7-STABLE and # should work at least on single-cpu 5.0 boxes too. Values for SMP systems # are cumulative until I (or anyone else) can get per-cpu info out of # the kernel. Gkrellm can't even do that!!! :( # # sysctl order is: user nice sys intr idle sub read_cpu { my %args=@_; @top = `top -l2`; while(@top){ if(/CPU Usage:\s+(\d+\.\d+)\% user,\s+(\d+\.\d+)\% sys,\s+(\d+\.\d+)\%/){ $cpuusr = $1; $cpusys = $2; $cpuidl = $3; last; } } HotSaNICmod::do_rrd("cpu","U",time,$cpuusr,$cpusys,$cpuidl); } ##################################################################################### # here we go with the load-average value ... # sub read_load { my %args=@_; (undef,$load1,$load5,$load15)=split(/ /,`/sbin/sysctl vm.loadavg`); HotSaNICmod::do_rrd("load","U",time,$load15,$load5,$load1); } ##################################################################################### # now the processes. We have to check how many processes are sleeping, # running, zombieng spwapped to disc or stopped. To do this we simply # have to walk through the /proc tree, check all "stat" files of each # process-id subdir and increment the according state-counter. # sub read_proc { my %args=@_; ($procslp,$procrun,$proczmb,$procstp,$procdsc)=(0,0,0,0,0); @states=`/bin/ps axostate`; foreach (@states) { $procslp++ if (/^[SI]/); #Sleeping (S=<20s, I=>20s) $procdsc++ if (/^D/); #Disk wait $procrun++ if (/^R/); #Running $proczmb++ if (/^Z/); #Zombie $procstp++ if (/^T/); #Stopped } HotSaNICmod::do_rrd("proc","U",time,$procslp,$procrun,$proczmb,$procstp,$procdsc); } ##################################################################################### # read users stats # sub read_users { my %args=@_; # XXX im not shure if this will work. PR @users=`who`; ($tty,$pty,$pts)=(0,0,0); foreach (@users) { if (index($_," ttyv") >=0 ) { $tty++; } elsif (index($_," ttyp") >=0 ) { $pty++; } elsif (index($_," pts") >=0 ) { $pts++; } } HotSaNICmod::do_rrd("users","U",time,$tty,$pty,$pts); } #################################################################################### # here we go with the memory and swap statistics... # sub read_mem { my %args=@_; @top = `top -l2`; #PhysMem: 97.4M wired, 144M active, 567M inactive, 809M used, 727M free #VM: 3.27G + 3.62M 14904(14904) pageins, 44(44) pageouts while(@top){ if(/^PhysMem:/){ s/^[0-9\.\sKMG]//g; foreach( split ){ #convert SI to integer bytes if(/\dG/){ s/G//; $_ *= (1024**3) } if(/\dM/){ s/M//; $_ *= (1024**2) } if(/\dK/){ s/K//; $_ *= 1024 } $_ = int } (undef, $memwire, $memactv, $meminac, $memused, $memfree) = @_; last; } } #get swap. # to be done! open(IN,"/usr/sbin/pstat -sk|"); while() { (undef, undef, $swpuse, $swpfre) = split; } $swpuse*=1024; $swpfre*=1024; HotSaNICmod::do_rrd("mem","U",time,$memfree,$memwire,$memactv,$meminac,$swpfre,$swpuse); } 1; WebSVN - hotsanic - Blame - Rev 9 - /branches/HotSaNIC-0.5.0-pre6/modules/system/platform/darwin.pm

hotsanic

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[/] [branches/] [HotSaNIC-0.5.0-pre6/] [modules/] [system/] [platform/] [darwin.pm] - Blame information for rev 9

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