The service runs a continuous loop pushing to git servers. It has little local data, but system reliability is relatively important, although we could set up a hot slave with some extra effort and reduce the need for a reliable system.
I do not know the answers to your questions, but this is the instance: http://goto.google.com/bnlbz . Are those parameters customizable after VM creation? I'll likely be requesting a replacement to get a larger disk (want 300GB, currently have 150) regardless. Isaac On Mon, May 13, 2013 at 4:13 AM, Guido Trotter <[email protected]> wrote: > Indeed, this might be related to the hypervisor/IO system rather than > Ganeti itself. > Which Hypervisor do you use? And which storage type? For highly intensive > machines, especially if they don't need much redundancy (eg. git you can > just clone to a second machine) perhaps you want to do "plain" rather than > drbd. > > Thanks, > > Guido > > > On Mon, May 13, 2013 at 11:31 AM, Isaac Levy <[email protected]> wrote: > >> I'm working on some git automation systems and the system seems to get >> easily swamped from git fetches. >> >> Scenario 6 CPUs, lots of ram: >> I run two git fetches in one shell. These are very large repositories, >> comparable to https://chromium.googlesource.com/external/Webkit. >> In another, logged in as root, there will be long stalls during which no >> terminal input is processed (Ctrl-C has no effect). When the terminal is >> not stalled, commands which spawn processes like pkill take a long time. >> >> I realize that git can stress a system (atop shows lots of red on the >> disk, reads max out), but this behavior seems worse than desktop >> counterparts with fewer resources. I wonder if this is an effect of the >> hypervisor. Is there any way for me to keep the second terminal >> responsive? nice doesn't help much. >> >> Regards, >> Isaac >> >> >> >> > > > -- > Guido Trotter > Ganeti Engineering > Google Germany GmbH > Dienerstr. 12, 80331, München > > Registergericht und -nummer: Hamburg, HRB 86891 > Sitz der Gesellschaft: Hamburg > Geschäftsführer: Graham Law, Katherine Stephens > > Steuernummer: 48/725/00206 > Umsatzsteueridentifikationsnummer: DE813741370 >
