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[185.136.65.227]) by gmr-mx.google.com with ESMTPS id 00721157ae682-6e2454beb67si3366827b3.4.2024.10.01.05.18.25 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Tue, 01 Oct 2024 05:18:25 -0700 (PDT) Received-SPF: pass (google.com: domain of fm-68982-202410011218241693730bf89fd51283-ka3pzv@rts-flowmailer.siemens.com designates 185.136.65.227 as permitted sender) client-ip=185.136.65.227; Received: by mta-65-227.siemens.flowmailer.net with ESMTPSA id 202410011218241693730bf89fd51283 for ; Tue, 01 Oct 2024 14:18:24 +0200 Message-ID: <862fb2631df7a50757a28d19adde49a780456a2e.camel@siemens.com> Subject: Re: [PATCH] meta: Drop lazy and recursive unmounts From: "'Florian Bezdeka' via isar-users" To: Jan Kiszka , Anton Mikanovich , isar-users@googlegroups.com Cc: Baurzhan Ismagulov Date: Tue, 01 Oct 2024 14:18:20 +0200 In-Reply-To: <174d07bf-30ca-4d64-b035-26f19905a5b5@siemens.com> References: <20240619104126.105252-1-amikan@ilbers.de> <9ecb2ac7-9abd-4782-8498-7c5216fc99ca@ilbers.de> <8086840c9b7bcf8dbcd6d3141d493c87f9e6d5c8.camel@siemens.com> <174d07bf-30ca-4d64-b035-26f19905a5b5@siemens.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Flowmailer-Platform: Siemens Feedback-ID: 519:519-68982:519-21489:flowmailer X-Original-Sender: florian.bezdeka@siemens.com X-Original-Authentication-Results: gmr-mx.google.com; dkim=pass header.i=@siemens.com header.s=fm2 header.b=hGey3bzd; spf=pass (google.com: domain of fm-68982-202410011218241693730bf89fd51283-ka3pzv@rts-flowmailer.siemens.com designates 185.136.65.227 as permitted sender) smtp.mailfrom=fm-68982-202410011218241693730bf89fd51283-Ka3Pzv@rts-flowmailer.siemens.com; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=siemens.com X-Original-From: Florian Bezdeka Reply-To: Florian Bezdeka Precedence: list Mailing-list: list isar-users@googlegroups.com; contact isar-users+owners@googlegroups.com List-ID: X-Spam-Checked-In-Group: isar-users@googlegroups.com X-Google-Group-Id: 914930254986 List-Post: , List-Help: , List-Archive: , List-Unsubscribe: , X-Spam-Status: No, score=-4.9 required=5.0 tests=DKIMWL_WL_MED,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,MAILING_LIST_MULTI, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H2,RCVD_IN_RP_CERTIFIED, RCVD_IN_RP_RNBL,RCVD_IN_RP_SAFE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on shymkent.ilbers.de X-TUID: YoUyc0D5vWHc On Tue, 2024-10-01 at 14:14 +0200, Jan Kiszka wrote: > On 01.10.24 13:59, Florian Bezdeka wrote: > > On Fri, 2024-09-06 at 17:34 +0300, Anton Mikanovich wrote: > > > 29/08/2024 15:26, Florian Bezdeka wrote: > > > > I think this is the relevant line from "mount": > > > >=20 > > > > tmpfs on /builds//build/tmp/work/debian-bookworm-amd64/sbu= ild- > > > > chroot-target/1.0-r0/rootfs/dev type tmpfs > > > > (rw,nosuid,size=3D65536k,mode=3D755,inode64) > > > >=20 > > > > Florian > > >=20 > > > So it is sbuild who should manage mount in this rootfs. Not sure how= =20 > > > this patch > > > influence on internal sbuild mount/unmount logic. But sbuild shouldn'= t=20 > > > left any > > > mounts without any errors. Do you have any packages failed to be buil= t? > > >=20 > > > Are there any lost schroot sessions running before external rm you ha= ve=20 > > > issue > > > with? This can be checked with 'schroot -la' command. > >=20 > > This one, right after the build completed, delivers: > >=20 > > W: No chroots are defined in =E2=80=98/etc/schroot/schroot.conf=E2=80= =99 or > > =E2=80=98/etc/schroot/chroot.d=E2=80=99 > >=20 > > >=20 > > > You can also try to add some verbose to sbuild with following change: > > >=20 > > > diff --git a/meta/classes/dpkg.bbclass b/meta/classes/dpkg.bbclass > > > index bcc3f828..b54e3ab9 100644 > > > --- a/meta/classes/dpkg.bbclass > > > +++ b/meta/classes/dpkg.bbclass > > > @@ -113,6 +113,8 @@ dpkg_runbuild() { > > > =C2=A0=C2=A0=C2=A0=C2=A0 DSC_FILE=3D$(find ${WORKDIR} -maxdepth 1 -n= ame=20 > > > "${DEBIAN_SOURCE}_*.dsc" -print) > > >=20 > > > =C2=A0=C2=A0=C2=A0=C2=A0 sbuild -A -n -c ${SBUILD_CHROOT} \ > > > +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -D \ > > > +=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --chroot-setup-commands= =3D"mount" \ > > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --host=3D${PACKAGE_= ARCH} --build=3D${BUILD_ARCH} ${profiles} \ > > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --no-run-lintian --= no-run-piuparts --no-run-autopkgtest=20 > > > --resolve-alternatives \ > > > =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 --bd-uninstallable-= explainer=3Dapt \ > > >=20 > > > This will be very helpfull to get some build logs from your setup. > >=20 > > I scanned the logs and searched for /dev mounts. Typical example: > >=20 > > tmp/work/debian-bookworm-amd64/isar-exclude-docs/0.2.2-r0/temp/log.do_d= pkg_build.18089 > > 521:devpts on /dev/pts type devpts (rw,nosuid,noexec,relatime,gid=3D5,m= ode=3D620,ptmxmode=3D666) > > 522:tmpfs on /dev/shm type tmpfs (rw,relatime,inode64) > >=20 > > At the end I still have one active /dev mount: > > tmpfs on /builds/myproject/build/tmp/work/debian-bookworm-amd64/sbuild-= chroot-target/1.0-r0/rootfs/dev type tmpfs (rw,nosuid,size=3D65536k,mode=3D= 755,inode64) > >=20 > > Trying to delete the sbuild-chroot-target delivers: > >=20 > > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-t= arget/1.0-r0/rootfs/dev/shm': Device or resource busy > > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-t= arget/1.0-r0/rootfs/dev/termination-log': Device or resource busy > > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-t= arget/1.0-r0/rootfs/dev/mqueue': Device or resource busy > > rm: cannot remove 'build/tmp/work/debian-bookworm-amd64/sbuild-chroot-t= arget/1.0-r0/rootfs/dev/pts': Device or resource busy > >=20 > > mqueue and termination-log are host specific. That might be the reason > > why I can only reproduce in CI setups. k8s has some "specials" like > > termination-log here. > >=20 > > It seems that the mount comes from the rootfs_postprocess task of > > sbuild-chroot-target. Which task should undo/clean them up? >=20 > If you are building an image (image.bbclass), do_rootfs_finalize will > clean up. If no (see the initramfs issue), those mounts will stick. There is no do_rootfs_finalize task in the list of tasks: 20241001-074332.296794 do_fetch (805): log.do_fetch.805 20241001-074332.387021 do_unpack (969): log.do_unpack.969 20241001-074503.068122 do_rootfs_install (11792): log.do_rootfs_install.117= 92 20241001-074728.511151 do_rootfs_postprocess (18028): log.do_rootfs_postpro= cess.18028 20241001-074728.628202 do_rootfs (18057): log.do_rootfs.18057 20241001-074728.675634 do_sbuildchroot_deploy (18068): log.do_sbuildchroot_= deploy.18068 Missing task dependency somewhere? >=20 > Jan >=20 > --=20 > Siemens AG, Technology > Linux Expert Center --=20 You received this message because you are subscribed to the Google Groups "= isar-users" group. To unsubscribe from this group and stop receiving emails from it, send an e= mail to isar-users+unsubscribe@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/= isar-users/862fb2631df7a50757a28d19adde49a780456a2e.camel%40siemens.com.