I am more concerned with write penalty. We use netApps, and if there is a huge write (10gb file) i would like to give the filer to "recover" before I can start syncing more data.
bandwidth isn't the issue. On Sun, Jun 6, 2010 at 6:18 PM, Eberhard Moenkeberg <emoe...@gwdg.de> wrote: > Hi, > > On Mon, 7 Jun 2010, Mark Constable wrote: >> >> On 2010-06-07, Eberhard Moenkeberg wrote: > >>>>> Is it possible to sleep 1 second after each file >>>>> is rsynced? >>>> >>>> If you are concerned about giving the rest of the system >>>> some time to "breathe" then just nice the rsync process. >>>> >>>> nice -n 19 rsync ... etc >>> >>> This would not help, regarding i/o. >> >> Care to elaborate? >> >> It wasn't obvious whether Mag Gam was concerned about >> bandwidth usage or process usage and seeing that Benjamin >> already provided the --bwlimit hint I thought I would add >> a process friendly clue as well. > > The real I/O gets done "outside" the rsync process, by the kernel. > > SUSE had a tool named ionice earlier (probably it is gone meanwhile) which > really could delay I/O at the kernel phase. > > > Viele Gruesse > Eberhard Moenkeberg (emoe...@gwdg.de, e...@kki.org) > > -- > Eberhard Moenkeberg > Arbeitsgruppe IT-Infrastruktur > E-Mail: emoe...@gwdg.de Tel.: +49 (0)551 201-1551 > ------------------------------------------------------------------------- > Gesellschaft fuer wissenschaftliche Datenverarbeitung mbH Goettingen (GWDG) > Am Fassberg 11, 37077 Goettingen > URL: http://www.gwdg.de E-Mail: g...@gwdg.de > Tel.: +49 (0)551 201-1510 Fax: +49 (0)551 201-2150 > Geschaeftsfuehrer: Prof. Dr. Bernhard Neumair > Aufsichtsratsvorsitzender: Dipl.-Kfm. Markus Hoppe > Sitz der Gesellschaft: Goettingen > Registergericht: Goettingen Handelsregister-Nr. B 598 > ------------------------------------------------------------------------- > -- > Please use reply-all for most replies to avoid omitting the mailing list. > To unsubscribe or change options: > https://lists.samba.org/mailman/listinfo/rsync > Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html > -- Please use reply-all for most replies to avoid omitting the mailing list. To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html