Date: Wed, 11 May 2005 10:09:33 +0900 From: Hidetoshi Shimokawa <simokawa@FreeBSD.org> To: "Andrew Edmond" <edmond@aravia.com> Cc: freebsd-firewire@freebsd.org Subject: Re: NitroAV FW RAID / sbp0 problems? Message-ID: <87sm0ubmb6.wl@tora.nunu.org> In-Reply-To: <20050429221343.7609D43D49@mx1.FreeBSD.org> References: <20050429221343.7609D43D49@mx1.FreeBSD.org>
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At Fri, 29 Apr 2005 15:13:39 -0700, Andrew Edmond wrote: > > [1 <multipart/related (7bit)>] > [1.1 <text/plain; us-ascii (7bit)>] > All -- > > After 2 days of research over here, I am finally writing into the list for > help, because I can't tell what is going on here or how to fix it. I've > done as much testing, reading, updating of sources I can, so maybe someone > here knows what the !#@ is going on ;) > > Bottom line is that I'm getting these messages alot, but only when the > filesystem is copying a large file (which this fs has to do a lot): > > Apr 29 15:03:36 screamfs kernel: (da0:sbp0:0:0:0): Invalid command operation > code > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): SYNCHRONIZE CACHE. CDB: > 35 0 0 0 0 0 0 0 0 0 > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): ABORTED COMMAND asc:20,0 > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): Invalid command operation > code > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): SYNCHRONIZE CACHE. CDB: > 35 0 0 0 0 0 0 0 0 0 > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): ABORTED COMMAND asc:20,0 > Apr 29 15:03:37 screamfs kernel: (da0:sbp0:0:0:0): Invalid command operation > code Usually, this error can be ignored. I suppose your drive doesn't support synchronize cache command. Many cheap drives lack this feature. If it's annoying, add DA_Q_NO_SYNC_CACHE quirk in /sys/cam/scsi/scsi_da.c. > I am using a NitroAV system (nice little external RAID firewire units), I > have both the 2 disk and 5 disk versions: > (http://www.nitroav.com/store/customer/home.php?cat=10) > > I have a new firewire 800 card and am using firewire 800 cables: > > So.... what the !# is causing the Synch cache errors? I am getting the > kernel to panic I guess because of too many of these errors as well. Any > help is appreciated. > > Andrew Can you describe the detail of the kernel panic? (stack trace etc.) /\ Hidetoshi Shimokawa \/ simokawa@FreeBSD.org
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