July 22, 2016:
CEPH is a popular open source storage software. However its write latencies are high. VirtuCache caches CEPH volumes to in-host SSDs and by doing so reduces VM level latencies considerably.
March 7, 2019:
As it relates to storage, genome sequencing workflow has two requirements.
Need for cheap ($/GB) Petabyte scale storage.
Need for faster processing of Genome files under analysis, many of which are a few hundred GB in size.
July 12, 2017:
CEPH storage from Virtunet has all the features of traditional iSCSI SAN with the exception that it is reasonably priced because it uses commodity servers with all off-the-shelf hardware. And so it is ideally suited for backup and DR storage which needs to be cheap above all else.