VxFS_QuickRef

VERITASEducation(option2)Copyright©2002VERITASSoftwareCorporation.AllRightsReserved.VERITAS,VERITASSoftware,theVERITASlogo,andallotherVERITASproductnamesandslogansaretrademarksorregisteredtrademarksofVERITASSoftwareCorporationintheUSand/orothercountries.Otherproductnamesand/orslogansmentionedhereinmaybetrademarksorregisteredtrademarksoftheirrespectivecompanies.Specificationsandproductofferingssubjecttochangewithoutnotice.PrintedinUSAandtheEU.March2002.1VERITASEDUCATIONQUICKREFERENCEVxFSCommandsSETTINGUPAFILESYSTEMActionCommandLineMakeaVxFSfilesystemmkfs–Fvxfs[generic_options][-ovxfs_options]char_device[size]Mountafilesystemmount–Fvxfs[generic_options][-ovxfs_options]block_devicemount_pointUnmountafilesystemumountmount_pointDeterminefilesystemtypefstyp[-v]block_deviceReportfreeblocks/inodesdf–Fvxfs[generic_options][-os]mount_pointCheck/repairafilesystemfsck–Fvxfs[generic_options][y|Y][n|N]character_deviceONLINEADMINISTRATIONActionCommandLineResizeafilesystemfasdm[-bnewsize][-rraw_device]mount_pointDumpafilesystemvxdump[options]mount_pointRestoreafilesystemvxrestore[options]mount_pointCreateasnapshotfilesystemmount–Fvxfs–osnapof=source_block_device,[snapsize=size]destination_block_devicesnap_mount_pointCreateastoragecheckpointfsckptadm[-nruv]createckpt_namemount_pointListstoragecheckpointsfsckptadm[-clv]listmount_pointRemoveacheckpointfsckptadm[-sv]removeckpt_namemount_pointMountacheckpointmount–Fvxfs–ockpt=ckpt_namepseudo_devicemount_pointUnmountacheckpointumountmount_pointChangecheckpointattributesfsckptadm[-sv]set[nodata|nomount|remove]ckpt_nameUpgradetheVxFSlayoutvxupgrade[-nnew_version][-rraw_device]mount_pointDisplaylayoutversionvxupgrademount_pointDEFRAGMENTINGAFILESYSTEMActionCommandLineReportondirectoryfragmentationfsadm–Dmount_pointReportonextentfragmentationfsadm–E[-llargesize]mount_pointDefragmentdirectoriesfsadm–dmount_pointDefragmentextentsfsadm–emount_pointReorganizeafilesystemtosupportfiles2GBfsadm–olargefilesmount_pointINTENTLOGGING,I/OTYPES,ANDCACHEADVISORIESActionCommandLineChangedefaultloggingbehaviorfsck–Fvxfs[generic_options]–odelaylog|tmplog|nodatainlog|blkclearblock_devicemount_pointChangehowVxFShandlesbufferedI/Ooperationsmount–Fvxfs[generic_options]–omincache=closesync|direct|dsync|unbuffered|tmpcacheblock_devicemount_pointChangehowVxFShandlesI/OrequestsforfilesopenedwithO_SYNCandO_DSYNCmount–Fvxfs[generic_options]–oconvosync=closesync|direct|dsync|unbuffered|delayblock_devicemount_pointQUICKI/OActionCommandLineEnableQuickI/Oatmountmount–Fvxfs–oqiomount_pointDisableQuickI/Omount–Fvxfs–onoqiomount_pointTreatafileasarawcharacterdevicefilename::cdev:vxfs:CreateaQuickI/Ofilethroughasymboliclinkqiomkfile[-hheader_size][-a][-ssize][-e|-rsize]fileGetQuickI/Ostatisticsqiostat[-iinterval][-ccount][-l][-r]fileEnablecachedQIOforallfilesinafilesystemvxtunefs–s–oqio_cache_enable=1mnt_pointDisablecachedQIOforafileqioadmin–Sfilename=OFFmount_point