Date: Wed, 5 May 2021 12:47:35 +0300 From: Andriy Gapon <avg@FreeBSD.org> To: Mark Millard <marklmi@yahoo.com>, FreeBSD-STABLE Mailing List <freebsd-stable@freebsd.org> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: ZFS rename with associated snapshot present: odd error message Message-ID: <4ddf96da-e7f7-663d-8539-04f91297389a@FreeBSD.org> In-Reply-To: <8335C81D-B83C-42BC-B296-C05FAEAE538A@yahoo.com> References: <8335C81D-B83C-42BC-B296-C05FAEAE538A.ref@yahoo.com> <8335C81D-B83C-42BC-B296-C05FAEAE538A@yahoo.com>
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On 05/05/2021 01:59, Mark Millard via freebsd-current wrote: > I had a: > > # zfs list -tall > NAME USED AVAIL REFER MOUNTPOINT > . . . > zroot/DESTDIRs/13_0R-CA72-instwrld-norm 1.44G 117G 96K /usr/obj/DESTDIRs/13_0R-CA72-instwrld-norm > zroot/DESTDIRs/13_0R-CA72-instwrld-norm@dirty-style 1.44G - 1.44G -. . . > . . . > > (copied/pasted from somewhat earlier) and then attempted: > > # zfs rename zroot/DESTDIRs/13_0R-CA72-instwrld-norm zroot/DESTDIRs/13_0R-CA72-instwrld-alt-0 > cannot open 'zroot/DESTDIRs/13_0R-CA72-instwrld-norm@dirty-style': snapshot delimiter '@' is not expected here > > Despite the "cannot open" message, the result looks like: > > # zfs list -tall > NAME USED AVAIL REFER MOUNTPOINT > . . . > zroot/DESTDIRs/13_0R-CA72-instwrld-alt-0 1.44G 114G 96K /usr/obj/DESTDIRs/13_0R-CA72-instwrld-alt-0 > zroot/DESTDIRs/13_0R-CA72-instwrld-alt-0@dirty-style 1.44G - 1.44G - > . . . > > Still, it leaves me wondering if everything is okay > given that internal attempt to use the old name with > @dirty-style when it was apparently no longer > available under that naming. > > For reference: > > # uname -apKU > FreeBSD CA72_4c8G_ZFS 13.0-RELEASE FreeBSD 13.0-RELEASE #0 releng/13.0-n244733-ea31abc261ff-dirty: Thu Apr 29 21:53:20 PDT 2021 root@CA72_4c8G_ZFS:/usr/obj/BUILDs/13_0R-CA72-nodbg-clang/usr/13_0R-src/arm64.aarch64/sys/GENERIC-NODBG-CA72 arm64 aarch64 1300139 1300139 Cannot reproduce here (but with much simpler names and on stable/13): zfs create testz/test zfs snapshot testz/test@snap1 zfs rename testz/test testz/test2 All worked. -- Andriy Gapon
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