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hi. i'm hitting a wall each time i try to format a 3 terabyte partition. i'm able to create the partition using parted but whenever i try to create a 3 terabyte xfs or jfs or ext3 filesystem, the mounted filesystem created is only 1 terabyte. i tried centos x86 and x86_64 4.0 but i always hit a 1 terabyte limit. please help.

...du -sh, it's not showing the used space. # df -h Filesystem Size Used Avail Use% Mounted on devtmpfs 7.8G 0 7.8G 0% /dev tmpfs 7.8G 0 7.8G 0% /dev/shm tmpfs 7.8G 857M 7.0G 11% /run tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup /dev/mapper/centos-root 50G 47G 3.4G 94% / /dev/mapper/centos-home 241G 47G 195G 20% /var/log /dev/sda1 1014M 189M 826M 19% /boot tmpfs 1.6G 0 1.6G 0% /run/user/0 tmpfs 1.6G 0 1.6G 0% /run/user/1002 # du -sh /* 0 /bin 156M /boot 0 /dev 33M /etc 388K /home 0 /lib 0 /lib64 0 /media 0 /mnt 0 /opt du: cannot access ?/proc/21489/task/21489/fd/4?: No such file or directory du: cann...

...> > # df -h > Filesystem Size Used Avail Use% Mounted on > devtmpfs 7.8G 0 7.8G 0% /dev > tmpfs 7.8G 0 7.8G 0% /dev/shm > tmpfs 7.8G 857M 7.0G 11% /run > tmpfs 7.8G 0 7.8G 0% /sys/fs/cgroup > /dev/mapper/centos-root 50G 47G 3.4G 94% / > /dev/mapper/centos-home 241G 47G 195G 20% /var/log > /dev/sda1 1014M 189M 826M 19% /boot > tmpfs 1.6G 0 1.6G 0% /run/user/0 > tmpfs 1.6G 0 1.6G 0% /run/user/1002 As an addition to what others have already said. You'll also miss things "hidden under mounts". That is, if you had 5G in /var/log on the root file sys...

Hi, this shown up today. I had to do a hard reboot as graceful hanged on sync(). ------------[ cut here ]------------ kernel BUG at fs/btrfs/delayed-inode.c:1466! invalid opcode: 0000 [#1] SMP CPU 10 Modules linked in: btrfs zlib_deflate lzo_compress ipmi_devintf autofs4 be2iscsi iscsi_boot_sysfs ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_addr iscsi_tcp bnx2i cnic uio ipv6 cxgb3i libcxgbi

Currently I''m trying to figure out the best zfs layout for a thumper wrt. to read AND write performance. I did some simple mkfile 512G tests and found out, that per average ~ 500 MB/s seems to be the maximum on can reach (tried initial default setup, all 46 HDDs as R0, etc.). According to http://www.amd.com/us-en/assets/content_type/DownloadableAssets/ArchitectureWP_062806.pdf I would