Are you CPU or disk-bound on the source or target servers? Even if you have lots of CPUs, replication might be running on a single thread and just using one CPU.
On Thu, Apr 26, 2018 at 02:46:24PM -0400, Zoltan Forray wrote: > As we get deeper into Replication and my boss wants to use it more and more > as an offsite recovery platform. > > As we try to reach "best practices" of replicating everything, we are > finding this desire to be difficult if not impossible to achieve due to the > resource demands. > > Total we want to eventually replicate is around 700TB from 5-source servers > to 1-target server which is dedicated to replication. > > So the big question is, can this be done? > > We recently rebuilt the offsite target server to as big as we could afford > ($38K). It has 256GB of RAM. 64-threads of CPU. Storage is primarily > 500TB of ISILON/NFS. Connectivity is via quad 10G (2-for IP traffic from > source servers and 2-for ISILON/NFS). > > Yet we can only replicate around 3TB daily when we backup around 7TB. > > Looking for suggestions/thoughts/experiences? > > All boxes are RHEL Linux and 7.1.7.300 > > -- > *Zoltan Forray* > Spectrum Protect (p.k.a. TSM) Software & Hardware Administrator > Xymon Monitor Administrator > VMware Administrator > Virginia Commonwealth University > UCC/Office of Technology Services > www.ucc.vcu.edu > zfor...@vcu.edu - 804-828-4807 > Don't be a phishing victim - VCU and other reputable organizations will > never use email to request that you reply with your password, social > security number or confidential personal information. For more details > visit http://phishing.vcu.edu/ -- -- Skylar Thompson (skyl...@u.washington.edu) -- Genome Sciences Department, System Administrator -- Foege Building S046, (206)-685-7354 -- University of Washington School of Medicine
