Date: Sat, 21 Mar 2015 17:53:46 +1100 From: Peter Jeremy <peter@rulingia.com> To: freebsd-arm@freebsd.org Subject: ZFS on RPi (was: zfs on BeagleBone) Message-ID: <20150321065346.GA64358@server.rulingia.com> In-Reply-To: <20150311130932.3493a938@ivory.wynn.com> References: <20150311130932.3493a938@ivory.wynn.com>
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--UugvWAfsgieZRqgk Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2015-Mar-11 13:09:32 -0400, Brett Wynkoop <freebsd-arm@wynn.com> wrote: >Since someone suggested as part of my testing the USB Flash Disk >crashes on my BeagleBone that I try ZFS I have. At the moment I am >running the same copy operation that caused it to crash on UFS. Prompted by this, I tried ZFS on my RPi (running head r279807), with less success. When I issue a "zpool create", I get a panic after ~5s - long enough for "systat -v" to claim 4096 KB/t, 325 tps, 1301 MB/s for mmcsd. Unfortunately, despite "options KDB_TRACE;options STACK" it generates an empty stack backtrace. The dump also fails :-( panic: vm_fault: fault on nofault entry, addr: dd2f1000 KDB: stack backtrace: Uptime: 11m46s Physical memory: 473 MB Dumping 36 MB:sdhci_bcm0: DMA in use The tuning I did was: vfs.zfs.arc_max=3D"24M" vfs.zfs.vdev.cache.size=3D"5M" --=20 Peter Jeremy --UugvWAfsgieZRqgk Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQJ8BAEBCgBmBQJVDRV6XxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRFRUIyOTg2QzMwNjcxRTc0RTY1QzIyN0Ux NkE1OTdBMEU0QTIwQjM0AAoJEBall6Dkogs0SUQQAIuXXLeZ9m0GpqB8tNaq5kBv 2vdF66KJ8hQ1serO55mw1jCGAOlIlKFEy5GcjKMHzKGZpIdKkwn6HoH6A9EmyI81 Cje8w6o6wIG2mMhySAJ+JWlh9tEaL1WPTkCf1vol26fGqb1cF/V29liAMC5HwMuw NzIYril0RTmPVQFNFjSWhcxE4ESp34ci3TvmL+qd8Lp2AtnouUsiS/1iGDQuzBn2 i1s0zdQV28wPeQUbun+hk/dN2bmtk0USmwxG4SFNHxrgp/3smxG/gh6mqwEGUEFb 07Ha3hkeV2E08iuskeWwmiza/zHbTiLpqpiaRK6a9AzydyZobKDfdQXU+T9zEHas jy/7sr+M9ZfVbf5b2c7nwsKMjwDVF6F7PTFgcODupI5c5VvfWoSO/LoKvpPDNL6T ixSjpSZNWCCMQL0qM+HmIH8EhI3ega0wuX16aI7rYo0k/wFaCGwOpcwylHM97/kb bZyRpe/jiqawvckHHpO2vFDKzsetZ/EARlhyw1VWpzOl2dKuiYEd2V8sH5XjcYIC 66zRPGNE0ajXVlSoeiBicT+hhlAvVx9YU9V75IVujXk0PXg2fF0Yo8Rg/yPAX4yG z+45xylW97azVGARGTKYla9x9a5CWHFcMiG/f2vLHpv5XOjBj+BMKaxndA6bMg7D Enml1e5Vcursx1tKLCDF =XbLz -----END PGP SIGNATURE----- --UugvWAfsgieZRqgk--
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