Date: Wed, 31 Oct 2007 22:04:23 +0300 From: "Artem Kuchin" <matrix@itlegion.ru> To: "Pawel Jakub Dawidek" <pjd@FreeBSD.org> Cc: freebsd-current@freebsd.org Subject: Re: Problems with gjournal or something else. Message-ID: <004801c81bf0$e7bec7c0$0c00a8c0@Artem> References: <00f101c819f7$833d5370$0c00a8c0@Artem> <20071031095213.GG8068@garage.freebsd.pl> <02af01c81bb9$7f7828a0$0c00a8c0@Artem> <20071031183838.GB13180@garage.freebsd.pl> <001b01c81bef$54805790$0c00a8c0@Artem> <20071031185826.GC13180@garage.freebsd.pl>
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>> My point here is that since it is and example of configuring a gjournaling >> onf >> existing system then this 'gjournal label da0s1d da0s1e' will always fail. > >No. It will fail only if your file system is using the last sector. UFS >operates on fragments, so if your disk/slice/partition is not >fragment-aligned it will work. So, i shoot myself in a foot and got all those error=5 because in my case i put journal in the same fs and cut 1GB of data from it, right? >> Of course it says the warning, but basically, condidering that it overwrites >> last sector+1 GB of data on existing FS there is actual configuring on >> existing FS. It is simply destroying it. >The example is using separate provider (da0s1e) for the journal, so it >only needs one sector from da0s1d. Ah! i see. What about porper journal size? Any recommendations? Also, please, take a look at "BIO_FLUSH on twe driver" thread. -- Artem
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