Brooks Davis wrote: >On Mon, Sep 13, 2004 at 11:02:13PM +0200, Claus Guttesen wrote: >> Hi. >> >> Not shure whether this is the right place to ask, but >> I haven't found other sources of information. >> >> I deployed a beta3-nfs-server which works fine. Two >> IDE-to-SCSI-cabinets are connected to the server using >> an aic7899-controller. The first cabinet has approx. 2 >> TB (12 disks at 200 GB, as expected). When I connected >> the second cabinet using 250 GB disks, I exptected >> approx. 2.5 TB, but only saw 764 GB. >> >> Is there any limit that is imposed by 5.x in terms of >> max. partition size? This is running on a Compaq DL >> 380 dual PIII (G2) with 3 GB RAM, microstorage >> cabinet. >> >> The raid-system became visible by the usual >> 'camcontrol rescan all' and I used 'fdisk -I /dev/da2' >> and 'disklabel -w /dev/da2s1'. > >The limit on the size of a disk is unreachable, but we have a lack of >good partitioning tools at the moment. bsdlabel (the program formerly >known as disklabel) is limited to 2TB. Sunlabel appears to be limited >to 16TB in 2TB partitions and fdisk is limited to 2TB due to bugs in >the program and 4TB due to the actual format. If you don't need to >boot off the slice, you may wish to try gpt(8) which should support >any disk money can buy, but which we can't currently boot off of GPT >partitions. I'm in the process of getting some documentation on this in >to the handbook. > > That would be a good idea. The data in the handbook is seriously outdated (when was 3.0 "current"?). (I wanted to file a PR, I swear, but that day the FreeBSD-website was down and later I forgot...<g>) The question has come-up in various lists and newsgroup the last couple of weeks. As IDE2SCSI RAIDs are getting increasingly cheap and big, this problem will show-up more often than not in the future. A howto for gpt would also be good. Not that I need one now, but now that 1GB mail-storage has come en vogue.... cheers, Rainer -- =================================================== ~ Rainer Duffner - rainer_at_ultra-secure.de ~ ~ Freising - Munich - Germany ~ ~ Unix - Linux - BSD - OpenSource - Security ~ ~ http://www.ultra-secure.de/~rainer/pubkey.pgp ~ ===================================================Received on Mon Sep 13 2004 - 20:09:39 UTC
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