Date: Tue, 15 Nov 2011 00:39:52 +0200 From: Alexander Motin <mav@FreeBSD.org> To: Sebastian Chmielewski <chmiels@o2.pl> Cc: current <current@freebsd.org> Subject: Re: Second SATA device lost after ZFS root is mount Message-ID: <4EC198B8.1010901@FreeBSD.org> In-Reply-To: <mailpost.1321309390.3282970.33105.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw> References: <mailpost.1321309390.3282970.33105.mailing.freebsd.current@FreeBSD.cs.nctu.edu.tw>
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On 15.11.2011 00:22, Sebastian Chmielewski wrote: > I have laptop with two hard disks - SSD and HDD attached instead of optical > drive, running 9.0-PRERELEASE, GENERIC and custom configured kernel (same symptoms for both). > Second HDD is lost during boot (root is on ada0, ada0 and ada1 are partitioned using GPT): > > ada1 at ahcich1 bus 0 scbus1 target 0 lun 0 > ada1:<ST9500420AS 0003LVM1> ATA-8 SATA 2.x device > ada1: 300.000MB/s transfers (SATA 2.x, UDMA5, PIO 8192bytes) > ada1: Command Queueing enabled > ada1: 476940MB (976773168 512 byte sectors: 16H 63S/T 16383C) > ada1: Previously was known as ad6 > .... > Trying to mount root from zfs:zroot []... > (ada1:ahcich1:0:0:0): lost device > (ada1:ahcich1:0:0:0): removing device entry > cryptosoft0:<software crypto> on motherboard > GEOM_ELI: Device gpt/home0.eli created. > > The same symptoms are for original DVD Drive - it is lost during the boot > when ZFS root is successfully mount and before GELI asks for password. > What is most strange it doesn't occur when boot into single user mode. > What can be the cause? SATA device can be dropped because of error during reset/ probe/ initialization sequence or because controller reported disconnection. Verbose boot messages (boot -v from loader prompt) should give more information about what happened there. Show please full verbose dmesg. -- Alexander Motin
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