Date: Thu, 24 Jul 2014 20:56:29 -0400 From: Allan Jude <allanjude@freebsd.org> To: freebsd-current@freebsd.org Subject: Re: zfs send/recv: STILL invalid Backup Stream Message-ID: <53D1AB3D.1060205@freebsd.org> In-Reply-To: <c8e77e506bdba2bc1b9dd20ada388879@mailbox.ijs.si> References: <62315eb454a95db636b7764aad3c0f9b@thebighonker.lerctr.org> <53D1448C.40908@freebsd.org> <d0612ef9399b4e95bd09e5271c91505b@thebighonker.lerctr.org> <eefa10e173e2e23a88c85c38221a1c22@thebighonker.lerctr.org> <53D15438.6040105@freebsd.org> <0a9cd451c3b4304d2b9d899fcb3decc3@thebighonker.lerctr.org> <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>
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On 2014-07-24 20:46, Mark Martinec wrote:
> 2014-07-25 01:36 Larry Rosenman wrote:
>=20
>> #!/bin/sh
>> DATE=3D`date "+%Y-%m-%d"`
>> #DATE2=3D2013-03-24
>> #DATE2=3D`date -v "-1d" "+%Y-%m-%d"`
>> # snap the source
>> ssh root@tbh.lerctr.org zfs snapshot -r zroot@${DATE}
>> # zfs copy the source to here.
>> ssh root@tbh.lerctr.org "zfs send -v -R zroot@${DATE} | \
>> ssh home.lerctr.org \"zfs recv -F -u -v -d zroot/backups/TBH2\""
>=20
> Btw, this double-ssh looks awkward, why not just:
>=20
> ssh root@tbh.lerctr.org "zfs send ..." | zfs recv ...
>=20
> or better yet:
>=20
> ssh root@tbh.lerctr.org "zfs send ..." | mbuffer -m 16M | zfs recv ..=
=2E
>=20
> (The misc/mbuffer compensates for bursty zfs reads and writes.
> A note to myself: I should suggest to Allan to add mbuffer
> in a pipe as used in sysutils/zxfer, instead of patching zxfer
> for our local use :)
>=20
> Mark
> _______________________________________________
> freebsd-current@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.o=
rg"
zxfer can already do this, with the -D option
I actually use misc/clpbar and get a progress bar as well
-D 'bar -s %%size%% -bl 1m -bs 128m'
or in your case: -D 'mbuffer -m 16M'
--=20
Allan Jude
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