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  <xs:element id="cvlt_ContractWithCustomerLiabilityCurrentIncreaseDecrease" abstract="false" name="ContractWithCustomerLiabilityCurrentIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cvlt_ContractWithCustomerAssetNetNoncurrentRollForward" abstract="true" name="ContractWithCustomerAssetNetNoncurrentRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="cvlt_CustomerSupportAgreement" abstract="false" name="CustomerSupportAgreement" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualTranches" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualTranches" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="cvlt_IncreaseDecreaseInUnbilledReceivablesNoncurrent" abstract="false" name="IncreaseDecreaseInUnbilledReceivablesNoncurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cvlt_ProfessionalServicesOtherMember" abstract="true" name="ProfessionalServicesOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="cvlt_IncreaseDecreaseInUnbilledReceivablesCurrent" abstract="false" name="IncreaseDecreaseInUnbilledReceivablesCurrent" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cvlt_AccountsReceivableRollForward" abstract="true" name="AccountsReceivableRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="cvlt_ArrowMember" abstract="true" name="ArrowMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="cvlt_SoftwareAppliancesMember" abstract="true" name="SoftwareAppliancesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumPotentialToVest" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumPotentialToVest" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="num:percentItemType"/>
  <xs:element id="cvlt_SourcesOfPrimaryRevenue" abstract="false" name="SourcesOfPrimaryRevenue" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="cvlt_UnbilledReceivablesNoncurrent" abstract="false" name="UnbilledReceivablesNoncurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumNumberOfSharesToVest" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumNumberOfSharesToVest" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="cvlt_SoftwareMember" abstract="true" name="SoftwareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="cvlt_RevenuePerformanceObligationDescriptionOfPaymentTermsPeriod" abstract="false" name="RevenuePerformanceObligationDescriptionOfPaymentTermsPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cvlt_ContractWithCustomerLiabilityNoncurrentIncreaseDecrease" abstract="false" name="ContractWithCustomerLiabilityNoncurrentIncreaseDecrease" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cvlt_SoftwareLicensesMember" abstract="true" name="SoftwareLicensesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
  <xs:element id="cvlt_ModificationOfExistingUnvestedAwardsMember" abstract="true" name="ModificationOfExistingUnvestedAwardsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="nonnum:domainItemType"/>
</xs:schema>
