From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E70FF2DCBE6 for ; Fri, 23 May 2025 22:40:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748040048; cv=none; b=cVy94ICfA2AlAxTR4GvdFr0Zvq7VfCXU6Qc7Bo11eMvwKqVz9Nn9bnlcnnpxi3xSmcHSrYZ24hFoweQEeOh2tgkTGn3iG5slw+svDGmoBZLh/j1dLZnLqjK3BPdvDy2Y50yCnhjaL9HGcqjIT7J3kkU4NcTdKufxhfz/xOfFJIM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1748040048; c=relaxed/simple; bh=wQd8/ixEaMWDssumjrCt+Z2dPHdu4SeP7QOacYnt9Aw=; h=Message-ID:Subject:From:To:Cc:Date:In-Reply-To:References: Content-Type:MIME-Version; b=oLFMhjj91DYt9OGATp3YpmZDOCrUlYNij+sJZybysltjz02A9bcsoXndbNVk5CLD1fid0jtraGC2YNL5zh0rcHePFvdY9qGRvM/pAtyZa1U6bYzgQ0qulA2pFFnj5zicaaZPdNA7CxU2aLbvIt+ynmKgJGcIl+3RqBo+i1SMh+g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=l7Co2HFz; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="l7Co2HFz" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E673CC4CEE9; Fri, 23 May 2025 22:40:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1748040047; bh=wQd8/ixEaMWDssumjrCt+Z2dPHdu4SeP7QOacYnt9Aw=; h=Subject:From:To:Cc:Date:In-Reply-To:References:From; b=l7Co2HFzh3CwZmnKxivbvXcFwYCWoDxs+AOC26OIt0729SaND4TmFTgJAM7xTjIvK 8WfU+32E9SiVX1BMeuHVkxwxr2y1Kw2AQDgLZehNemtm6vfN71YSdj9lXdNn1UtMEd lpMBzw08gD1MfkW7uJ/DRTlizZHj+rsrOIW4ya9JQqGz3HQ5ueXJSKBloETlZM2L0D wC1LqYg1ZHlFLMdhsJLJjOoTcNzeUCsyOTYHITHiOLO7+AtoQIkZ9g4xsHFkUF2tEx fsaMDFNIh+NZx20OW4pOzlpljT/kfXwQ1Xp7b1ZBXBXQXCk17A8IpOEI91cUM6TwMb MFB30xYqkAoMw== Message-ID: <6bb9e9cce27e2a222bf55e272d690aab8f0eef13.camel@kernel.org> Subject: Re: unable to run NFSD in container if "options sunrpc pool_mode=pernode" From: Jeff Layton To: Mike Snitzer Cc: Chuck Lever , NeilBrown , linux-nfs@vger.kernel.org Date: Fri, 23 May 2025 18:40:45 -0400 In-Reply-To: References: Autocrypt: addr=jlayton@kernel.org; prefer-encrypt=mutual; keydata=mQINBE6V0TwBEADXhJg7s8wFDwBMEvn0qyhAnzFLTOCHooMZyx7XO7dAiIhDSi7G1NPxw n8jdFUQMCR/GlpozMFlSFiZXiObE7sef9rTtM68ukUyZM4pJ9l0KjQNgDJ6Fr342Htkjxu/kFV1Wv egyjnSsFt7EGoDjdKqr1TS9syJYFjagYtvWk/UfHlW09X+jOh4vYtfX7iYSx/NfqV3W1D7EDi0PqV T2h6v8i8YqsATFPwO4nuiTmL6I40ZofxVd+9wdRI4Db8yUNA4ZSP2nqLcLtFjClYRBoJvRWvsv4lm 0OX6MYPtv76hka8lW4mnRmZqqx3UtfHX/hF/zH24Gj7A6sYKYLCU3YrI2Ogiu7/ksKcl7goQjpvtV YrOOI5VGLHge0awt7bhMCTM9KAfPc+xL/ZxAMVWd3NCk5SamL2cE99UWgtvNOIYU8m6EjTLhsj8sn 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DfX/sn9XcfoVZIxMpCRE750zvJvcCUz9HojsrMQ1NFc7MFT1z3MOW2/RlzPcog7xvR5ENPH19ojRD CHqumUHRry+RF0lH00clzX/W8OrQJZtoBPXv9ahka/Vp7kEulcBJr1cH5Wz/WprhsIM7U9pse1f1g Yy9YbXtWctUz8uvDR7shsQxAhX3qO7DilMtuGo1v97I/Kx4gXQ52syh/w6EBny71CZrOgD6kJwPVV AaM1LRC28muq91WCFhs/nzHozpbzcheyGtMUI2Ao4K6mnY+3zIuXPygZMFr9KXE6fF7HzKxKuZMJO aEZCiDOq0anx6FmOzs5E6Jqdpo/mtI8beK+BE7Va6ni7YrQlnT0i3vaTVMTiCThbqsB20VrbMjlhp f8lfK1XVNbRq/R7GZ9zHESlsa35ha60yd/j3pu5hT2xyy8krV8vGhHvnJ1XRMJBAB/UYb6FyC7S+m QZIQXVeAA+smfTT0tDrisj1U5x6ZB9b3nBg65kc= Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.56.1 (3.56.1-1.fc42) Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 On Fri, 2025-05-23 at 18:19 -0400, Mike Snitzer wrote: > On Fri, May 23, 2025 at 02:40:17PM -0400, Jeff Layton wrote: > > On Fri, 2025-05-23 at 14:29 -0400, Mike Snitzer wrote: > > > I don't know if $SUBJECT ever worked... but with latest 6.15 or > > > nfsd-testing if I just use pool_mode=3Dglobal then all is fine. > > >=20 > > > If pool_mode=3Dpernode then mounting the container's NFSv3 export fai= ls. > > >=20 > > > I haven't started to dig into code yet but pool_mode=3Dpernode works > > > perfectly fine if NFSD isn't running in a container. > > >=20 Oops, I went and looked and nfsd isn't running in a container on these boxes. There are some other containerized apps running on the box, but nfsd isn't running in a container. > > > Mike > > >=20 > > > ps. yet another reason why pool_mode=3Dpernode should be the default = if > > > more than 1 NUMA node ;) > >=20 > > Huh, strange. I've no idea why that would be. What kernel is this? >=20 > It is this 6.12.24 based frankenbeast-ish kernel: > https://git.kernel.org/pub/scm/linux/kernel/git/snitzer/linux.git/log/?h= =3Dkernel-6.12.24/main-testing >=20 > Basically just 6.12.24 + NFS and NFSD sync'd through nfs-testing and > nfsd-testing (so 6.15 NFS and NFSD going on 6.16). >=20 > But I also just verified that this kernel built on Chuck's > nfsd-testing branch (with 2 extra patches) has the same issue: > https://git.kernel.org/pub/scm/linux/kernel/git/snitzer/linux.git/log/?h= =3Dcel-nfsd-testing-6.16 >=20 > Here is the NFS related config: >=20 > CONFIG_NETWORK_FILESYSTEMS=3Dy > CONFIG_NFS_FS=3Dm > # CONFIG_NFS_V2 is not set > CONFIG_NFS_V3=3Dm > CONFIG_NFS_V3_ACL=3Dy > CONFIG_NFS_V4=3Dm > # CONFIG_NFS_SWAP is not set > CONFIG_NFS_V4_1=3Dy > CONFIG_NFS_V4_2=3Dy > CONFIG_PNFS_FILE_LAYOUT=3Dm > CONFIG_PNFS_BLOCK=3Dm > CONFIG_PNFS_FLEXFILE_LAYOUT=3Dm > CONFIG_NFS_V4_1_IMPLEMENTATION_ID_DOMAIN=3D"kernel.org" > # CONFIG_NFS_V4_1_MIGRATION is not set > CONFIG_NFS_V4_SECURITY_LABEL=3Dy > CONFIG_NFS_FSCACHE=3Dy > # CONFIG_NFS_USE_LEGACY_DNS is not set > CONFIG_NFS_USE_KERNEL_DNS=3Dy > CONFIG_NFS_DEBUG=3Dy > CONFIG_NFS_DISABLE_UDP_SUPPORT=3Dy > # CONFIG_NFS_V4_2_READ_PLUS is not set > CONFIG_NFSD=3Dm > # CONFIG_NFSD_V2 is not set > CONFIG_NFSD_V3_ACL=3Dy > CONFIG_NFSD_V4=3Dy > CONFIG_NFSD_PNFS=3Dy > # CONFIG_NFSD_BLOCKLAYOUT is not set > CONFIG_NFSD_SCSILAYOUT=3Dy > # CONFIG_NFSD_FLEXFILELAYOUT is not set > # CONFIG_NFSD_V4_2_INTER_SSC is not set > CONFIG_NFSD_V4_SECURITY_LABEL=3Dy > # CONFIG_NFSD_LEGACY_CLIENT_TRACKING is not set > # CONFIG_NFSD_V4_DELEG_TIMESTAMPS is not set > CONFIG_GRACE_PERIOD=3Dm > CONFIG_LOCKD=3Dm > CONFIG_LOCKD_V4=3Dy > CONFIG_NFS_ACL_SUPPORT=3Dm > CONFIG_NFS_COMMON=3Dy > CONFIG_NFS_COMMON_LOCALIO_SUPPORT=3Dm > CONFIG_NFS_LOCALIO=3Dy > CONFIG_NFS_V4_2_SSC_HELPER=3Dy > CONFIG_SUNRPC=3Dm > CONFIG_SUNRPC_GSS=3Dm > CONFIG_SUNRPC_BACKCHANNEL=3Dy > CONFIG_RPCSEC_GSS_KRB5=3Dm > CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA1=3Dy > CONFIG_RPCSEC_GSS_KRB5_ENCTYPES_AES_SHA2=3Dy > CONFIG_SUNRPC_DEBUG=3Dy > CONFIG_SUNRPC_XPRT_RDMA=3Dm >=20 > > FWIW, I just built a localio-enabled on a v6.12-uek kernel for our own > > purposes yesterday and it's running pool_mode=3Dpernode. It seemed to > > work fine as a v3 DS, but I didn't test mounting the container's export > > directly. >=20 > OK, but you were able to access the v3 DS just fine (assuming pNFS > flexfiles layouts that point to your DS that is running NFSD in a > container) ? >=20 > I'm using nfs-utils-2.8.2. I don't see any nfsd threads running if I > use "options sunrpc pool_mode=3Dpernode". >=20 I'll have a look soon, but if you figure it out in the meantime, let us know. --=20 Jeff Layton