Messages in this thread | | | Date | Wed, 16 May 2007 08:04:52 -0600 | From | Andreas Dilger <> | Subject | Re: Software raid0 will crash the file-system, when each disk is 5TB |
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On May 16, 2007 11:09 +1200, Jeff Zheng wrote: > We are using two 3ware disk array controllers, each of them is connected > 8 750GB harddrives. And we build a software raid0 on top of that. The > total capacity is 5.5TB+5.5TB=11TB > > We use jfs as the file-system, we have a test application that write > data continuously to the disks. After writing 52 10GB files, jfs > crashed. And we are not able to recover it, fsck doesn't recognise it > anymore. > We then tried xfs, same application, lasted a little longer, but gives > kernel crash later.
Check if your kernel has CONFIG_LBD enabled.
The kernel doesn't check if the block layer can actually write to a block device > 2TB.
Cheers, Andreas -- Andreas Dilger Principal Software Engineer Cluster File Systems, Inc.
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