From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 10 Oct 2001 21:27:56 -0400 From: Chris Mason Message-ID: <1148250000.1002763676@tiny> In-Reply-To: <20011011003731.A9ADE160A8@oscar.casa.dyndns.org> References: <20011003230330.508E91104F@oscar.casa.dyndns.org> <20011010212821.D540EB630@oscar.casa.dyndns.org> <1114900000.1002756114@tiny> <20011011003731.A9ADE160A8@oscar.casa.dyndns.org> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="==========1995180887==========" Subject: [linux-lvm] Re: [OOPS] full snapshot (with test vfs locking patch for reiserfs snapshots in 11-pre) Sender: linux-lvm-admin@sistina.com Errors-To: linux-lvm-admin@sistina.com Reply-To: linux-lvm@sistina.com List-Help: List-Post: List-Subscribe: , List-Unsubscribe: , List-Archive: List-Id: To: Ed Tomlinson Cc: linux-lvm@sistina.com --==========1995180887========== Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: inline On Wednesday, October 10, 2001 08:37:31 PM -0400 Ed Tomlinson wrote: > I just finished running about 40 mins of debench filling 3 1G snapshots. > No stalls/opps. I am creating the snapshot with > > lvcreate -L1G -s -n snap /dev/lv/root /dev/hda3 > > /dev/lv/root lives on hde. Does your snapshot live on the same physical > disk as its source disk? Yes, at least partly. > > Can you please send me the version of stress.sh you are using? I'll see > if that triggers anything here. Attached. I run stress.sh -n 10 -c (some ~40MB dir) -s /mntpoint. Each process makes a local copy of the working dir, and verifies the contents of the copy. thanks, Chris --==========1995180887========== Content-Type: application/x-sh; name="stress.sh" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="stress.sh"; size=3126 IyEvYmluL2Jhc2ggLQojIC0qLSBTaGVsbC1zY3JpcHQgLSotCiMKIyBDb3B5cmlnaHQgKEMpIDE5 OTkgQmlibGlvdGVjaCBMdGQuLCA2MzEtNjMzIEZ1bGhhbSBSZC4sIExvbmRvbiBTVzYgNVVRLgoj CiMgJElkOiBzdHJlc3Muc2gsdiAxLjIgMTk5OS8wMi8xMCAxMDo1ODowNCByaWNoIEV4cCAkCiMK IyBDaGFuZ2UgbG9nOgojCiMgJExvZzogc3RyZXNzLnNoLHYgJAojIFJldmlzaW9uIDEuMiAgMTk5 OS8wMi8xMCAxMDo1ODowNCAgcmljaAojIFVzZSBjcCBpbnN0ZWFkIG9mIHRhciB0byBjb3B5Lgoj CiMgUmV2aXNpb24gMS4xICAxOTk5LzAyLzA5IDE1OjEzOjM4ICByaWNoCiMgQWRkZWQgZmlyc3Qg dmVyc2lvbiBvZiBzdHJlc3MgdGVzdCBwcm9ncmFtLgojCgojIFN0cmVzcy10ZXN0IGEgZmlsZSBz eXN0ZW0gYnkgZG9pbmcgbXVsdGlwbGUKIyBwYXJhbGxlbCBkaXNrIG9wZXJhdGlvbnMuIFRoaXMg ZG9lcyBldmVyeXRoaW5nCiMgaW4gTU9VTlRQT0lOVC9zdHJlc3MuCgpuY29uY3VycmVudD01MApj b250ZW50PS91c3IvZG9jCnN0YWdnZXI9eWVzCgp3aGlsZSBnZXRvcHRzICJjOm46cyIgYzsgZG8K ICAgIGNhc2UgJGMgaW4KICAgIGMpCgljb250ZW50PSRPUFRBUkcKCTs7CiAgICBuKQoJbmNvbmN1 cnJlbnQ9JE9QVEFSRwoJOzsKICAgIHMpCglzdGFnZ2VyPW5vCgk7OwogICAgKikKCWVjaG8gJ1Vz YWdlOiBzdHJlc3Muc2ggWy1vcHRpb25zXSBNT1VOVFBPSU5UJwoJZWNobyAnT3B0aW9uczogLWMg Q29udGVudCBkaXJlY3RvcnknCgllY2hvICcgICAgICAgICAtbiBOdW1iZXIgb2YgY29uY3VycmVu dCBhY2Nlc3NlcyAoZGVmYXVsdDogNCknCgllY2hvICcgICAgICAgICAtcyBBdm9pZCBzdGFnZ2Vy cmluZyBzdGFydCB0aW1lcycKCWV4aXQgMQoJOzsKICAgIGVzYWMKZG9uZQoKc2hpZnQgJCgoJE9Q VElORC0xKSkKaWYgWyAkIyAtbmUgMSBdOyB0aGVuCiAgICBlY2hvICdGb3IgdXNhZ2U6IHN0cmVz cy5zaCAtPycKICAgIGV4aXQgMQpmaQoKbW91bnRwb2ludD0kMQoKZWNobyAnTnVtYmVyIG9mIGNv bmN1cnJlbnQgcHJvY2Vzc2VzOicgJG5jb25jdXJyZW50CmVjaG8gJ0NvbnRlbnQgZGlyZWN0b3J5 OicgJGNvbnRlbnQgJyhzaXplOicgYGR1IC1zICRjb250ZW50IHwgYXdrICd7cHJpbnQgJDF9J2Ag J0tCKScKCiMgQ2hlY2sgdGhlIG1vdW50IHBvaW50IGlzIHJlYWxseSBhIG1vdW50IHBvaW50LgoK I2lmIFsgYGRmIHwgYXdrICd7cHJpbnQgJDZ9JyB8IGdyZXAgXiRtb3VudHBvaW50XCQgfCB3YyAt bGAgLWx0IDEgXTsgdGhlbgojICAgIGVjaG8gJG1vdW50cG9pbnQ6IFRoaXMgZG9lc25cJ3Qgc2Vl bSB0byBiZSBhIG1vdW50cG9pbnQuIFRyeSBub3QKIyAgICBlY2hvIHRvIHVzZSBhIHRyYWlsaW5n IC8gY2hhcmFjdGVyLgojICAgIGV4aXQgMQojZmkKCiMgQ3JlYXRlIHRoZSBkaXJlY3RvcnksIGlm IGl0IGRvZXNuJ3QgZXhpc3QuCgplY2hvIFdhcm5pbmc6IFRoaXMgd2lsbCBERUxFVEUgYW55dGhp bmcgaW4gJG1vdW50cG9pbnQvc3RyZXNzLiBUeXBlIHllcyB0byBjb25maXJtLgpyZWFkIGxpbmUK aWYgWyAiJGxpbmUiICE9ICJ5ZXMiIF07IHRoZW4KICAgIGVjaG8gIlNjcmlwdCBhYmFuZG9uZWQu IgogICAgZXhpdCAxCmZpCgppZiBbICEgLWQgJG1vdW50cG9pbnQvc3RyZXNzIF07IHRoZW4KICAg IHJtIC1yZiAkbW91bnRwb2ludC9zdHJlc3MKICAgIGlmICEgbWtkaXIgJG1vdW50cG9pbnQvc3Ry ZXNzOyB0aGVuCgllY2hvIFByb2JsZW0gY3JlYXRpbmcgJG1vdW50cG9pbnQvc3RyZXNzIGRpcmVj dG9yeS4gRG8geW91IGhhdmUgc3VmZmljaWVudAoJZWNobyBhY2Nlc3MgcGVybWlzc2lvbnNcPwoJ ZXhpdCAxCiAgICBmaQpmaQoKZWNobyBDcmVhdGVkICRtb3VudHBvaW50L3N0cmVzcyBkaXJlY3Rv cnkuCgojIENvbnN0cnVjdCBNRDUgc3VtcyBvdmVyIHRoZSBjb250ZW50IGRpcmVjdG9yeS4KCmVj aG8gLW4gIkNvbXB1dGluZyBNRDUgc3VtcyBvdmVyIGNvbnRlbnQgZGlyZWN0b3J5OiAiCiggY2Qg JGNvbnRlbnQgJiYgZmluZCAuIC10eXBlIGYgLXByaW50MCB8IHhhcmdzIC0wIG1kNXN1bSB8IHNv cnQgLWsgMiAtbyAkbW91bnRwb2ludC9zdHJlc3MvY29udGVudC5zdW1zICkKZWNobyBkb25lLgoK IyBTdGFydCB0aGUgc3RyZXNzaW5nIHByb2Nlc3Nlcy4KCmVjaG8gLW4gIlN0YXJ0aW5nIHN0cmVz cyB0ZXN0IHByb2Nlc3NlczogIgoKcGlkcz0iIgoKcD0xCndoaWxlIFsgJHAgLWxlICRuY29uY3Vy cmVudCBdOyBkbwogICAgZWNobyAtbiAiJHAgIgoKICAgICgKCgkjIFdhaXQgZm9yIGFsbCBwcm9j ZXNzZXMgdG8gc3RhcnQgdXAuCglpZiBbICIkc3RhZ2dlciIgPSAieWVzIiBdOyB0aGVuCgkgICAg c2xlZXAgJCgoMTAqJHApKQoJZWxzZQoJICAgIHNsZWVwIDEwCglmaQoKCXdoaWxlIHRydWU7IGRv CgoJICAgICMgUmVtb3ZlIG9sZCBkaXJlY3Rvcmllcy4KCSAgICBlY2hvIC1uICJEJHAgIgoJICAg IHJtIC1yZiAkbW91bnRwb2ludC9zdHJlc3MvJHAKCgkgICAgIyBDb3B5IGNvbnRlbnQgLT4gcGFy dGl0aW9uLgoJICAgIGVjaG8gLW4gIlckcCAiCgkgICAgbWtkaXIgJG1vdW50cG9pbnQvc3RyZXNz LyRwCgkgICAgIyggY2QgJGNvbnRlbnQgJiYgdGFyIGNmIC0gLiApIHwgKCBjZCAkbW91bnRwb2lu dC9zdHJlc3MvJHAgJiYgdGFyIHhmIC0gKQoJICAgIGNwIC1heCAkY29udGVudC8qICRtb3VudHBv aW50L3N0cmVzcy8kcAoKCSAgICAjIENvbXBhcmUgdGhlIGNvbnRlbnQgYW5kIHRoZSBjb3B5LgoJ ICAgIGVjaG8gLW4gIlIkcCAiCgkgICAgKCBjZCAkbW91bnRwb2ludC9zdHJlc3MvJHAgJiYgZmlu ZCAuIC10eXBlIGYgLXByaW50MCB8IHhhcmdzIC0wIG1kNXN1bSB8IHNvcnQgLWsgMiAtbyAvdG1w L3N0cmVzcy4kJC4kcCApCgkgICAgZGlmZiAkbW91bnRwb2ludC9zdHJlc3MvY29udGVudC5zdW1z IC90bXAvc3RyZXNzLiQkLiRwCgkgICAgcm0gLWYgL3RtcC9zdHJlc3MuJCQuJHAKCWRvbmUKICAg ICkgJgoKICAgIHBpZHM9IiRwaWRzICQhIgoKICAgIHA9JCgoJHArMSkpCmRvbmUKCmVjaG8KZWNo byAiUHJvY2VzcyBJRHM6ICRwaWRzIgplY2hvICJQcmVzcyBeQyB0byBraWxsIGFsbCBwcm9jZXNz ZXMiCgp0cmFwICJraWxsICRwaWRzIiBTSUdJTlQKCndhaXQKCmtpbGwgJHBpZHMK --==========1995180887==========--