Probably CPU since all of the current source servers are older 16-thread boxes. But none of the source data is deduped and mostly disk (DISK devtype NOT FILE).
On Thu, Apr 26, 2018 at 4:37 PM, Skylar Thompson <skyl...@uw.edu> wrote: > 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 > -- *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/
