Date: Fri, 01 Aug 2008 00:04:11 +0800 From: kevin <kevinxlinuz@163.com> To: Claus Guttesen <kometen@gmail.com> Cc: freebsd-fs@freebsd.org, freebsd-current@freebsd.org Subject: Re: ZFS patches. Message-ID: <4891E27B.4010205@163.com> In-Reply-To: <b41c75520807310808jbc5c4f1v968255c4695a245d@mail.gmail.com> References: <20080727125413.GG1345@garage.freebsd.pl> <b41c75520807310808jbc5c4f1v968255c4695a245d@mail.gmail.com>
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Claus Guttesen wrote: > On Sun, Jul 27, 2008 at 2:54 PM, Pawel Jakub Dawidek <pjd@freebsd.org> wrote: > >> Hi. >> >> http://people.freebsd.org/~pjd/patches/zfs_20080727.patch.bz2 >> >> The patch above contains the most recent ZFS version that could be found >> in OpenSolaris as of today. Apart for large amount of new functionality, >> I belive there are many stability (and also performance) improvements >> compared to the version from the base system. >> >> Check out OpenSolaris website to find out the differences between base >> system version and patch version. >> >> Please test, test, test. If I get enough positive feedback, I may be >> able to squeeze it into 7.1-RELEASE, but this might be hard. >> >> If you have any questions, please use mailing lists >> (freebsd-fs@FreeBSD.org would be the best). >> > > I applied your patch to a current as of July the 31'st. I had to > remove /usr/src and perform a clean csup and remove the two empty > files as mentioned in this thread. > > I have a areca arc-1680 sas-card and an external sas-cabinet with 16 > sas-drives each 1 TB (931 binary GB). They have been setup in three > raidz-partitions with five disks each in one zpool and one spare. > > There does seem to be a speed-improvement. I nfs-mounted a partition > from solaris 9 on sparc and is copying approx.400 GB using rsync. I > saw write of 429 MB/s. The spikes occured every 10 secs. to begin > with. After some minutes I get writes almost every sec. (watching > zpool iostat 1). The limit is clearly the network-connection between > the two hosts. I'll do some internal copying later. > > It's to early to say whether zfs is stable (enough) allthough I > haven't been able to make it halt unless I removed a disk. This was > with version 6. I'll remove a disk tomorrow and see how it goes. > > Hi, I think the new patch still have some problem.I run zfs on my laptop,and it panic on zfs umount. The problem ( http://www.freebsd.org/cgi/query-pr.cgi?pr=124200 ) relate to zfs? It alway panic in spa_zio_intr_1 and txg_thread_enter. Benjsc is working on it.If any one interest in problem 124200, you can visit http://www.clearchain.com/~benjsc/downloads/FreeBSD/ .
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