Date: Fri, 25 Jul 2014 09:24:27 -0500 From: Larry Rosenman <ler@lerctr.org> To: Allan Jude <allanjude@freebsd.org> Cc: Freebsd fs <freebsd-fs@freebsd.org>, freebsd-current@freebsd.org Subject: Re: zfs send/recv: STILL invalid Backup Stream Message-ID: <7d0d742431172d4d2e36a68d209a4597@thebighonker.lerctr.org> In-Reply-To: <53D263A6.5010907@freebsd.org> References: <cc635a377e817cb57d27650ed3e558f4@thebighonker.lerctr.org> <3d2aac84d962a703fbf56a864ba5f19c@mailbox.ijs.si> <c93ef94a8e9e076b86a65f4986d0e30d@thebighonker.lerctr.org> <9eef3e7e964cb33fd163cc2f9300f326@mailbox.ijs.si> <d5bda7f9ad7f86ec35ab6ba5571aa8bc@thebighonker.lerctr.org> <fbf874048b94066aabc4e656e2d3157d@thebighonker.lerctr.org> <c8e77e506bdba2bc1b9dd20ada388879@mailbox.ijs.si> <53D1AB3D.1060205@freebsd.org> <33c478c3120c21d6cb9c325cc1119cf8@thebighonker.lerctr.org> <60845088153247fa31c50c9f52ef72cb@mailbox.ijs.si> <20140725134125.GA19293@thebighonker.lerctr.org> <258d3f814c0d0a1159608d9cf09d65ad@thebighonker.lerctr.org> <53D263A6.5010907@freebsd.org>
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On 2014-07-25 09:03, Allan Jude wrote: > On 2014-07-25 09:49, Larry Rosenman wrote: >> On 2014-07-25 08:41, Larry Rosenman wrote: >>> On Fri, Jul 25, 2014 at 11:58:48AM +0200, Mark Martinec wrote: >>>> Don't know, I'd guess some network-related memory limit is being hit >>>> on the sending site. >>>> >>>> Why not try to decouple the 'zfs send' from a network copy and ssh: >>>> Login to a remote side, do a 'zfs send' to some local temporary file >>>> there, then feed that file to ssh and send it over to a home host, >>>> where it can be piped into some simple program like md5 or 'wc -c' >>>> instead of a zfs recv. >>>> >>> I think I've done that, but it sort of defeats the purpose, as the >>> stream >>> becomes a big file on disk. >>> >>> I'd like to get some help chasing what parameter(s) need to be fixed >>> here. >>> >> sysctl output and other things at: >> >> http://www.lerctr.org/~ler/FreeBSD/ >> >> >>> Can I get some ideas on: >>> 1) what MIGHT need tweaking >>> 2) would (k|d)trace help? >>> 3) what else could we find out what's being told no memory? >> >> I *CAN* give SSH/Root/etc access to BOTH boxes on request. >> >> What else do you need? >> >> > > Try just ssh into the 'source' host, and do: > zfs send -v -R zroot@${DATE} > /dev/null > > and see if it actually finishes, or if it runs out of memory again. that, of course, worked fine :( -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 214-642-9640 (c) E-Mail: ler@lerctr.org US Mail: 108 Turvey Cove, Hutto, TX 78634-5688
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