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| .Dd May 27, 2021 |
| .Dt ZPOOL-INITIALIZE 8 |
| .Os |
| . |
| .Sh NAME |
| .Nm zpool-initialize |
| .Nd write to unallocated regions of ZFS storage pool |
| .Sh SYNOPSIS |
| .Nm zpool |
| .Cm initialize |
| .Op Fl c Ns | Ns Fl s | Ns Fl u |
| .Op Fl w |
| .Ar pool |
| .Oo Ar device Oc Ns … |
| . |
| .Sh DESCRIPTION |
| Begins initializing by writing to all unallocated regions on the specified |
| devices, or all eligible devices in the pool if no individual devices are |
| specified. |
| Only leaf data or log devices may be initialized. |
| .Bl -tag -width Ds |
| .It Fl c , -cancel |
| Cancel initializing on the specified devices, or all eligible devices if none |
| are specified. |
| If one or more target devices are invalid or are not currently being |
| initialized, the command will fail and no cancellation will occur on any device. |
| .It Fl s , -suspend |
| Suspend initializing on the specified devices, or all eligible devices if none |
| are specified. |
| If one or more target devices are invalid or are not currently being |
| initialized, the command will fail and no suspension will occur on any device. |
| Initializing can then be resumed by running |
| .Nm zpool Cm initialize |
| with no flags on the relevant target devices. |
| .It Fl u , -uninit |
| Clears the initialization state on the specified devices, or all eligible |
| devices if none are specified. |
| If the devices are being actively initialized the command will fail. |
| After being cleared |
| .Nm zpool Cm initialize |
| with no flags can be used to re-initialize all unallocoated regions on |
| the relevant target devices. |
| .It Fl w , -wait |
| Wait until the devices have finished initializing before returning. |
| .El |
| . |
| .Sh SEE ALSO |
| .Xr zpool-add 8 , |
| .Xr zpool-attach 8 , |
| .Xr zpool-create 8 , |
| .Xr zpool-online 8 , |
| .Xr zpool-replace 8 , |
| .Xr zpool-trim 8 |