functions/Get-DbaMaxMemory.ps1
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Function Get-DbaMaxMemory { <# .SYNOPSIS Gets the 'Max Server Memory' configuration setting and the memory of the server. Works on SQL Server 2000-2014. .DESCRIPTION This command retrieves the SQL Server 'Max Server Memory' configuration setting as well as the total physical installed on the server. .PARAMETER SqlInstance Allows you to specify a comma separated list of servers to query. .PARAMETER SqlCredential Allows you to login to servers using SQL Logins as opposed to Windows Auth/Integrated/Trusted. To use: $cred = Get-Credential, then pass $cred variable to this parameter. Windows Authentication will be used when SqlCredential is not specified. To connect as a different Windows user, run PowerShell as that user. .PARAMETER Silent Use this switch to disable any kind of verbose messages .NOTES Tags: Memory dbatools PowerShell module (https://dbatools.io, clemaire@gmail.com) Copyright (C) 2016 Chrissy LeMaire This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. .LINK https://dbatools.io/Get-DbaMaxMemory .EXAMPLE Get-DbaMaxMemory -SqlInstance sqlcluster,sqlserver2012 Get memory settings for all servers within the SQL Server Central Management Server "sqlcluster". .EXAMPLE Get-DbaMaxMemory -SqlInstance sqlcluster | Where-Object { $_.SqlMaxMB -gt $_.TotalMB } Find all servers in Server Central Management Server that have 'Max Server Memory' set to higher than the total memory of the server (think 2147483647) #> [CmdletBinding()] Param ( [parameter(Position = 0, Mandatory = $true, ValueFromPipeline = $True)] [Alias("ServerInstance", "SqlServer", "SqlServers")] [DbaInstanceParameter[]]$SqlInstance, [PSCredential]$SqlCredential, [switch]$Silent ) process { foreach ($instance in $SqlInstance) { try { Write-Message -Level Verbose -Message "Connecting to $instance" $server = Connect-SqlInstance -SqlInstance $instance -SqlCredential $sqlcredential } catch { Stop-Function -Message "Failure" -Category ConnectionError -ErrorRecord $_ -Target $instance -Continue } $totalmemory = $server.PhysicalMemory # Some servers under-report by 1MB. if (($totalmemory % 1024) -ne 0) { $totalmemory = $totalmemory + 1 } [pscustomobject]@{ Server = $server.name ComputerName = $server.NetName InstanceName = $server.ServiceName SqlInstance = $server.DomainInstanceName TotalMB = [int]$totalmemory SqlMaxMB = [int]$server.Configuration.MaxServerMemory.ConfigValue } | Select-DefaultView -ExcludeProperty Server } } } |