Date: Wed, 02 May 2012 19:06:56 -0400 From: Daryl Richards <daryl@isletech.net> To: freebsd-fs@freebsd.org Subject: Re: Replacing dead drives in ZRAID2 Message-ID: <4FA1BE10.3010200@isletech.net> In-Reply-To: <20120502223414.EC0E71065670@hub.freebsd.org> References: <20120502223414.EC0E71065670@hub.freebsd.org>
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On 12-05-02 6:34 PM, Simon wrote: > Thank you Mark, that's what I thought, too. My major concern is the failure > of drives, not so much the hot-swapping. I can live with taking the machine > offline, replacing the drive(s), and booting up. Yanking the drives out from live > system is the only way I can simulate a hard failure. Without this working, I > cannot be sure the system will remain running should a drive go bad. I'm > not sure how the system would handle this given ahd cannot handle pulling > of hot drives out. I will try to get in touch with the driver maintainer. > > Thanks again! > -Simon One way to simulate a "failure" with ZFS is to use dd to write trash data to the underlying drive, and then scrub it to detect the errors and have it correct itself. -- Daryl Richards Isle Technical Services Inc.
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