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--- freenas:replace_a_drive [2020/12/21 18:35] – [Check the status of the Pool] peter
+++ freenas:replace_a_drive [2020/12/21 18:45] (current) – peter
@@ Line 89: / Line 89: @@
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+  * Power off the system.
+  * Pull the failed drive and replace it with a new drive.
+  * Reboot.
+  * Navigate back and find the OFFLINE disk.
+  * <WRAP info>
+**NOTE:**  It will be the one with a series of numbers rather than a device name, and click the **Replace** button and select the new device (should be the only one on the list).
+Since this drive is entirely new and unpartitioned, you'll need to force the replacement.
+After that, it's just a matter of sitting back while the volume performs the resilver operation.
+</WRAP>
+----
+===== Estimate how long it will take to resilver =====
+<code bash>
+zpool status -v Pool1
+</code>
+returns:
+<code bash>
+  pool: Pool1
+ state: ONLINE
+tatus: One or more devices is currently being resilvered.  The pool will
+    continue to function, possibly in a degraded state.
+action: Wait for the resilver to complete.
+  scan: resilver in progress since Wed Jan 12 12:34:19 2014
+.3G scanned out of 15.85T at 592M/s, 8h12m to go
+.4G resilvered, 9.82% done
+config:
+	NAME                                            STATE     READ WRITE CKSUM
+	Pool1                                           ONLINE       0     0     0
+	  raidz1-0                                      ONLINE       0     0     0
+	    gptid/2d35e96c-b611-11ea-be33-00d861fcb7d8  ONLINE       0     0     0
+	    gptid/11111111-b611-11ea-be33-00d861fcb7d8  ONLINE       0     0     0  (resilvering)
+	    gptid/2ddb5cb2-b611-11ea-be33-00d861fcb7d8  ONLINE       0     0     0
+errors: No known data errors
+</code>
+<WRAP info>
+**NOTE:**  Notice the resilvered disk has a new id, starting 11111111, which will differ as it is a different disk.
+</WRAP>
+----