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  <xsd:element abstract="true" id="cvlt_CostOfServicesRevenueMember" name="CostOfServicesRevenueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_CustomerSupportAgreement" name="CustomerSupportAgreement" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_CustomerSupportMember" name="CustomerSupportMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_IncreaseDecreaseInDeferredSalesCommissions" name="IncreaseDecreaseInDeferredSalesCommissions" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cvlt_IncreaseDecreaseInUnbilledReceivablesCurrent" name="IncreaseDecreaseInUnbilledReceivablesCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="cvlt_IncreaseDecreaseInUnbilledReceivablesNoncurrent" name="IncreaseDecreaseInUnbilledReceivablesNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_PerformanceRestrictedStockUnitsMember" name="PerformanceRestrictedStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_ProfessionalServicesEducationServicesMember" name="ProfessionalServicesEducationServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_ProfessionalServicesMember" name="ProfessionalServicesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_ProfessionalServicesOtherMember" name="ProfessionalServicesOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_RealtimeDataLLCdbaIXOMember" name="RealtimeDataLLCdbaIXOMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_RevenuePerformanceObligationDescriptionOfPaymentTermsPeriod" name="RevenuePerformanceObligationDescriptionOfPaymentTermsPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumPotentialToVest" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsMaximumPotentialToVest" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherthanOptionsMaximumNumberOfSharesToVest" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherthanOptionsMaximumNumberOfSharesToVest" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualTranches" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfAnnualTranches" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAggregateIntrinsicValueAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardOtherThanOptionsWeightedAverageRemainingContractualTermAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_SoftwareAndProductsMember" name="SoftwareAndProductsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_SoftwareAppliancesMember" name="SoftwareAppliancesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_SoftwareLicensesMember" name="SoftwareLicensesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_SoftwareMember" name="SoftwareMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_SourcesOfPrimaryRevenue" name="SourcesOfPrimaryRevenue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_StockBasedCompensationMember" name="StockBasedCompensationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_StockOptionsandRestrictedStockUnitsMember" name="StockOptionsandRestrictedStockUnitsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_TaxCutsAndJobsActIncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense" name="TaxCutsAndJobsActIncompleteAccountingTransitionTaxForAccumulatedForeignEarningsProvisionalIncomeTaxExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="cvlt_TransactionWithCustomerADirectorOfCompanysBoardHiredAsCustomersChiefExecutiveOfficerMember" name="TransactionWithCustomerADirectorOfCompanysBoardHiredAsCustomersChiefExecutiveOfficerMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="cvlt_UnbilledReceivablesNoncurrent" name="UnbilledReceivablesNoncurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
</xsd:schema>
