1) yes, 5 GB is the default. You can control this with the 'osd journal
size' option during creation. (Or partition the disk manually)
2) no, well, maybe a little bit in weird edge cases with tuned configs but
that's rarely advisable.
But using Bluestore instead of Filestore might help with the
I installed my OSDs using ceph-disk. The journals are SSDs and are 1TB.
I notice that Ceph has only dedicated 5GB each to the four OSDs that use
the journal.
1) Is this normal
2) Would performance increase if I made the partitions bigger?
Thank you
