traces by hand (as text files) or turn them into graphical
visualizations.
+IMPORTANT NOTE: This is not upstream (in qemu) nor integrated into
+libguestfs. We should probably be using the 'blktrace' command
+instead, or if that is not suitable, get a more reliable and useful
+trace mechanism added to qemu (the current patch is not suitable for
+upstreaming).
+
The *.qtr files are qemu trace files, produced using the unofficial
qemu patch in the current directory.
pvcreate /dev/vda : \
vgcreate VG /dev/vda : \
lvcreate LV VG 32 : \
- mkfs-b ext4 4096 /dev/VG/LV
+ mkfs-opts ext4 /dev/VG/LV blocksize:4096
Some points to note:
* an ext4 filesystem, so it has a journal and extents