From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josef Bacik Subject: Re: stalls with latest btrfs merge into 3.0-rc2 Date: Mon, 13 Jun 2011 21:01:53 -0400 Message-ID: <4DF6B301.90904@redhat.com> References: <4DF67C06.4000307@sandia.gov> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="------------000509000600020601030608" Return-path: Received: from mx1.redhat.com ([209.132.183.28]:5860 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753888Ab1FNBBw (ORCPT ); Mon, 13 Jun 2011 21:01:52 -0400 In-Reply-To: <4DF67C06.4000307@sandia.gov> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Jim Schutt Cc: linux-btrfs@vger.kernel.org, ceph-devel@vger.kernel.org This is a multi-part message in MIME format. --------------000509000600020601030608 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 06/13/2011 05:07 PM, Jim Schutt wrote: > Hi, > > On a system under a heavy write load from multiple ceph OSDs, > I'm running into the following hung tasks where btrfs is implicated. > I'm running commit 3c25fa740e2 from Linus' tree merged with > commit cb9b41c92fa from git://ceph.newdream.net/git/ceph-client.git. > Please try this patch and verify it fixes the problem. If it does I'll make it less crappy and send it along. Thanks, Josef --------------000509000600020601030608 Content-Type: text/plain; name="test-fix.patch" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="test-fix.patch" ZGlmZiAtLWdpdCBhL2ZzL2J0cmZzL3RyYW5zYWN0aW9uLmMgYi9mcy9idHJmcy90cmFuc2Fj dGlvbi5jCmluZGV4IDdhOWY1MTcuLjUzMjEzOWUgMTAwNjQ0Ci0tLSBhL2ZzL2J0cmZzL3Ry YW5zYWN0aW9uLmMKKysrIGIvZnMvYnRyZnMvdHJhbnNhY3Rpb24uYwpAQCAtMTIzNiwxMiAr MTIzNiwxNiBAQCBpbnQgYnRyZnNfY29tbWl0X3RyYW5zYWN0aW9uKHN0cnVjdCBidHJmc190 cmFuc19oYW5kbGUgKnRyYW5zLAogCQkJc2NoZWR1bGVfdGltZW91dCgxKTsKIAogCQlmaW5p c2hfd2FpdCgmY3VyX3RyYW5zLT53cml0ZXJfd2FpdCwgJndhaXQpOwotCQlzcGluX2xvY2so JnJvb3QtPmZzX2luZm8tPnRyYW5zX2xvY2spOwotCQlyb290LT5mc19pbmZvLT50cmFuc19u b19qb2luID0gMTsKLQkJc3Bpbl91bmxvY2soJnJvb3QtPmZzX2luZm8tPnRyYW5zX2xvY2sp OwogCX0gd2hpbGUgKGF0b21pY19yZWFkKCZjdXJfdHJhbnMtPm51bV93cml0ZXJzKSA+IDEg fHwKIAkJIChzaG91bGRfZ3JvdyAmJiBjdXJfdHJhbnMtPm51bV9qb2luZWQgIT0gam9pbmVk KSk7CiAKKwlzcGluX2xvY2soJnJvb3QtPmZzX2luZm8tPnRyYW5zX2xvY2spOworCXJvb3Qt PmZzX2luZm8tPnRyYW5zX25vX2pvaW4gPSAxOworCXNwaW5fdW5sb2NrKCZyb290LT5mc19p bmZvLT50cmFuc19sb2NrKTsKKworCXdoaWxlIChhdG9taWNfcmVhZCgmY3VyX3RyYW5zLT5u dW1fd3JpdGVycykgPiAxKQorCQlzY2hlZHVsZV90aW1lb3V0KDEpOworCiAJcmV0ID0gY3Jl YXRlX3BlbmRpbmdfc25hcHNob3RzKHRyYW5zLCByb290LT5mc19pbmZvKTsKIAlCVUdfT04o cmV0KTsKIAo= --------------000509000600020601030608--