On Wednesday December 22, bmoon@xxxxxxxxxxxxxxxxxxxxxx wrote: > Hello again, > > I will re-iterate my question for raid10 or raid01. > 1. Is raid10.c in ONLY linux2.6.xx? no support for 2.4.xx? 2.6 only > 2. Does raid10.c support for RAID10 only? Or for both raid10 and > raid01? raid10.c supports an arrangement where data is both striped and mirrored. The difference between raid1+0 and raid0+1 (which also both stripe and mirror) is not relevant when the striping and mirroring is done in the one module. > 3. we can build raid10 or raid01 on linux2.4.xx without raid10.c code. > What issues or bugs does this code take care of? raid10.c provides more flexibility and simpler management. > 4. What rev of mdadm should be used for raid10? Mdadm1.7 or greater? > Should work with 1.7.0, but would recommend upgrading to 1.8.0 anyway (NOT 1.8.1). NeilBrown - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html