Date: Sat, 17 Sep 2011 15:24:40 +0300 From: Volodymyr Kostyrko <c.kworr@gmail.com> To: Terje Elde <terje@elde.net> Cc: "freebsd@top-consulting.net" <freebsd@top-consulting.net>, "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: FS of choice for max random iops ( Maildir ) Message-ID: <4E749188.8050608@gmail.com> In-Reply-To: <32990703-D068-4B0D-AF3A-C1E6EA0A4100@elde.net> References: <20110916063153.200375qdq59crf8c@mail.top-consulting.net> <32990703-D068-4B0D-AF3A-C1E6EA0A4100@elde.net>
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16.09.2011 16:35, Terje Elde wrote: > Note: you might be in trouble if you loose your ZIL, thus the doubling up. I *think* you can SSD a cache without risking dataloss, but don't take my word for it. Let me summarize this. ZFS will work even without ZIL or cache. Losing ZIL will make you LOSE DATA. It would be last 0 to 30 seconds of work. Losing cache gives you nothing bad. I didn't tested but I think ZFS will panic when losing log device. -- Sphinx of black quartz judge my vow.
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