Leen Besselink ([email protected]) wrote on 5 July 2009 10:17: >> > >> >I'm no expert, but I suggest using rsync 3.x (3.0.6 for example), it >> >doesn't keep the as much information of the filelist in memory. >> >> Yes. Or at lease it starts transfers much faster, because it doesn't >> wait for the full list to be completed. >> >> >It's probably swapping to disk, because of the large list and that >> >significantly slows down the performance of the whole machine(s). >> >> He's probably running out of ram, not only because of rsync but >> also everything else. Since inodes and files are not in ram, they have >> to be fetched from the disk, which is *very* slow. >> > >not ram per se, because this is what he said in a different e-mail: > >Today I've been watching the production 2.6.8 rsync off and on and no it >isn't swapping. Used "vmstat" and "top" both on the source and >the destination. Each shows 0 for si and so.
He *is* running out of ram for cache, so the machine has to get the pages from disk, which is slow. Swap is not used because the pages are not modified. -- 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
