# -- User Defined Constants ---------------------------
$LOG_PATH = "C:\Scripts\HDS-SNM2\pfmlog"

# Modify raid group and controller options as needed
$Controllers = @(0,1)
$luns = @(0..23)

$maxlunum = 23
# -- Modifications below this line should not be required ---------------------------------------




# -- Setup environment ------------------------------
$testsnapin = $null
$testsnapin = get-pssnapin | where { $_.Name -eq "PowerGadgets"}
if(-not $testsnapin){add-pssnapin -Name PowerGadgets}
. ./start-session.ps1
Set-Location $env:STONAVM_HOME


# --  Objects to hold lu data ------------------------
$allluiopdata = @()
$alllucmddata = @()

# -- Processing flags -------------------------------------
$LUIOPDataRead = $FALSE
$LUCMDDataRead = $FALSE


# Specify whether to run new collection if not existing files are used
Write-Host ”Collect Data Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	$collectiontime = Read-Host "Collection Time/Count in minutes"
	Write-Host "Collecting Data..."
	./auperform.exe -unit $DEFAULTARRAY -auto 1 -count $collectiontime -path $LOG_PATH -pfmstatis	
}


# Get data from files
Write-Host "Analyzing Data..."
$perffiles = Get-ChildItem $LOG_PATH

foreach($perffile in $perffiles){
	$filedata = Get-Content $LOG_PATH\$perffile
	foreach($line in $filedata){
	
		# Get collection times
		if($line -match '^(\d{4}\/(?:0[1-9]|1[0-2]?)\/(?:0[1-9]|[12][0-9]|3[01]?)\s(?:0[0-9]|1[0-9]|2[0-3]?)\:(?:0[0-9]|1[0-9]|2[0-9]|3[0-9]|4[0-9]|5[0-9]?)\:(?:0[0-9]|1[0-9]|2[0-9]|3[0-9]|4[0-9]|5[0-9]?))\s-\s(\d{4}\/(?:0[1-9]|1[0-2]?)\/(?:0[1-9]|[12][0-9]|3[01]?)\s(?:0[0-9]|1[0-9]|2[0-3]?)\:(?:0[0-9]|1[0-9]|2[0-9]|3[0-9]|4[0-9]|5[0-9]?)\:(?:0[0-9]|1[0-9]|2[0-9]|3[0-9]|4[0-9]|5[0-9]?))$'){
		
			$collectfrom = $matches[1]
			$collectto = $matches[2]				
		}
		
		# Get LUN IOP Data
		if ($line -match 'CTL\s+LU\s+IO\sRate'){
			
			$LUIOPDataRead = $TRUE
		
		}elseif($LUIOPDataRead){
		
			$line -match '([0,1]{1})\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)' | Out-Null 
			$luiopdata = "" | Select ctl,lu,iops,readiops,writeiops,readhit,writehit,tranrate,readrate,writerate,datetime
			$luiopdata.ctl = $matches[1]
			$luiopdata.lu = $matches[2]
			$luiopdata.iops = $matches[3]
			$luiopdata.readiops = $matches[4]
			$luiopdata.writeiops = $matches[5]
			$luiopdata.readhit = $matches[6]
			$luiopdata.writehit = $matches[7]
			$luiopdata.tranrate = $matches[8]
			$luiopdata.readrate = $matches[9]
			$luiopdata.writerate = $matches[10]
			$luiopdata.datetime = $collectto
			$allluiopdata += $luiopdata
			
			if(($luiopdata.ctl -eq 1) -and ($luiopdata.lu -eq $maxlunum)){$LUIOPDataRead = $FALSE}
		}
		
		# Get RG CMD Data
		if ($line -match 'CTL\s+LU\s+Read\sCMD\sCount'){
			
			$LUCMDDataRead = $TRUE
		
		}elseif($LUCMDDataRead){
		
			$line -match '([0,1]{1})\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)' | Out-Null 
			$lucmddata = "" | Select ctl,lu,readcmdcount,writecmdcount,readcmdhitcount,writecmdhitcount,readsize,writesize,datetime
			$lucmddata.ctl = $matches[1]
			$lucmddata.lu = $matches[2]
			$lucmddata.readcmdcount = $matches[3]
			$lucmddata.writecmdcount = $matches[4]
			$lucmddata.readcmdhitcount = $matches[5]
			$lucmddata.writecmdhitcount = $matches[6]
			$lucmddata.readsize = $matches[7]
			$lucmddata.writesize = $matches[8]
			$lucmddata.datetime = $collectto
			$alllucmddata += $lucmddata
			
			if(($lucmddata.ctl -eq 1) -and ($lucmddata.lu -eq $maxlunum)){$LUCMDDataRead = $FALSE}
		}
	}
}



# -- List Data ---------------------------------
Write-Host ”List LU Data Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	$allluiopdata | ft -prop *
	$alllucmddata | ft -prop *
}


# -- Create LU IOPS Chart Group ----------------------
Write-Host ”Show LU IOPS Charts Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	Write-Host "Generating Charts..."
	foreach($Controller in $Controllers){
		foreach($lun in $luns){
			$ChartTitle = "IOPS for Controller:$Controller LU:$lun"
			$allluiopdata | where {($_.lu -eq $lun)-and ($_.ctl -eq $Controller)} | sort datetime | Select iops,readiops,writeiops,readhit,writehit,tranrate,readrate,writerate,datetime | `
			Out-Chart -Values iops,readiops,writeiops -Series_0_Text "LU IOPS" -Series_1_Text "LU Read IOPS" -Series_2_Text "LU Write IOPS" -Label datetime `
			-Title $ChartTitle -Gallery Lines -Group "LUNIOPS" -Name $ChartTitle -Caption "LU IOPS"
		}
	}
}


# -- Create LU Cache Hit Chart Group -----------------
Write-Host ”Show LU Cache Hit Charts Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	Write-Host "Generating Charts..."
	foreach($Controller in $Controllers){
		foreach($lun in $luns){
			$ChartTitle = "Cache Hits for Controller:$Controller LU:$lun"
			$allluiopdata | where {($_.lu -eq $lun)-and ($_.ctl -eq $Controller)} | sort datetime | Select iops,readiops,writeiops,readhit,writehit,tranrate,readrate,writerate,datetime | `
			Out-Chart -Values readhit,writehit -Series_0_Text "LU Read Hit %" -Series_1_Text "LU Write Hit %" -Label datetime `
			-Title $ChartTitle -Gallery Lines -Group "LUCACHE" -Name $ChartTitle -Caption "LU Cache Hits"
		}
	}
}


# -- Create LU Transaction Rate Chart Group --------
Write-Host ”Show LU Transaction Rate Charts Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	Write-Host "Generating Charts..."
	foreach($Controller in $Controllers){
		foreach($lun in $luns){
			$ChartTitle = "Transaction Rate for Controller:$Controller LU:$lun"
			$allluiopdata | where {($_.lu -eq $lun)-and ($_.ctl -eq $Controller)} | sort datetime | Select iops,readiops,writeiops,readhit,writehit,tranrate,readrate,writerate,datetime | `
			Out-Chart -Values tranrate,readrate,writerate -Series_0_Text "LU Transaction Rate (MB/S)" -Series_1_Text "LU Transaction Read Rate (MB/S)" -Series_2_Text "LU Transaction Write Rate (MB/S)" `
			-Label datetime -Title $ChartTitle -Gallery Lines -Group "LUTRANSACTIONRATE" -Name $ChartTitle -Caption "LU Transaction Rate"
		}
	}
}


# -- Create LU Transaction Size Chart Group ---------------
Write-Host ”Show LU Transaction Size Charts Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	Write-Host "Generating Charts..."
	foreach($Controller in $Controllers){
		foreach($lun in $luns){
			$ChartTitle = "Transaction Size for Controller:$Controller LU:$lun"
			$alllucmddata | where {($_.lu -eq $lun)-and ($_.ctl -eq $Controller)} | sort datetime | Select readcmdcount,writecmdcount,readcmdhitcount,writecmdhitcount,readsize,writesize,datetime | `
			Out-Chart -Values readsize,writesize -Series_0_Text "LU Transaction Read Size (MB)" -Series_1_Text "LU Transaction Write Size (MB)" `
			-Label datetime -Title $ChartTitle -Gallery Lines -Group "LUTRANSACTIONSIZE" -Name $ChartTitle -Caption "LU Transaction Size"
		}
	}
}


# -- Create LU Command Chart Group ---------------
Write-Host ”Show LU Command Charts Y or N...”
$modekey = $Host.UI.RawUI.ReadKey(”NoEcho,IncludeKeyDown”)
if($modekey.Character.ToString().ToLower() -eq "y"){
	Write-Host "Generating Charts..."
	foreach($Controller in $Controllers){
		foreach($lun in $luns){
			$ChartTitle = "Commands for Controller:$Controller LU:$lun"
			$alllucmddata | where {($_.lu -eq $lun)-and ($_.ctl -eq $Controller)} | sort datetime | Select readcmdcount,writecmdcount,readcmdhitcount,writecmdhitcount,readsize,writesize,datetime | `
			Out-Chart -Values readcmdcount,writecmdcount,readcmdhitcount,writecmdhitcount -Series_0_Text "LU Read Command Count" -Series_1_Text "LU Write Command Count" -Series_2_Text "LU Read Command Hit Count" -Series_3_Text "LU Write Command Hit Count" `
			-Label datetime -Title $ChartTitle -Gallery Lines -Group "LUCOMMANDS" -Name $ChartTitle -Caption "LU Commands"
		}
	}
}


Set-Location $SCRIPTHOME