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charset="iso-2022-jp" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: OSYPR01MB5542.jpnprd01.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 9df2be70-5b01-444d-7211-08d9eff122c2 X-MS-Exchange-CrossTenant-originalarrivaltime: 14 Feb 2022 19:35:19.8336 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: f109924e-fb71-4ba0-b2cc-65dcdf6fbe4f X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /gBKdPKehxhJwzeRmwKNPd/krcnBYMj/EJArgq+UEg2QSDdEaD87eum7le2IWRFeFQkQrW+T3un5Ul2Cz3DEI1HA1y9fGPWkND00Q/n+rpg= X-MS-Exchange-Transport-CrossTenantHeadersStamped: OS3PR01MB9591 X-OriginatorOrg: toshiba-tsip.com X-TUID: k7zX3DVLDsrS Hi, Resending this question in cip-dev mailing list Thanks, Venkata. >-----Original Message----- >From: pyla venkata(=1B$B#T#S#I#P=1B(B) >Sent: 16 December 2021 13:17 >To: isar-users@googlegroups.com >Cc: henning.schild@siemens.com; Jan Kiszka ; dines= h >kumar(=1B$B#T#S#I#P=1B(B) ; hayashi kazuhir= o(=1B$BNS=1B(B =1B$BOB9(=1B(B >=1B$B""#S#W#C"~#A#C#T=1B(B) >Subject: Is it safe to remove debconf cache files in isar system > >Hi, > >I am working to fix some reproducible build failures in isar system, as pa= rt of >this I wanted to know some ideas to fix it. > >I am checking the reproducible failures as below: > $ cd isar > $ . isar-init-build-env build1 && bitbake mc:qemuamd64-buster-tgz:isar-im= age- >base > $ . isar-init-build-env build2 && bitbake mc:qemuamd64-buster-tgz:isar-im= age- >base > $ mkdir -p rootfs1 rootfs2 > $ tar -xzvf ./build1/tmp/deploy/images/qemuamd64/isar-image-base-debian- >buster-qemuamd64.tar.gz -C ./rootfs1/ $ tar -xzvf >./build2/tmp/deploy/images/qemuamd64/isar-image-base-debian-buster- >qemuamd64.tar.gz -C ./rootfs2/ $ rsync -nrclv ./rootfs1/ ./rootfs2/ > >difference.txt > >Below is one reproducible problem I picked: >In debconf db file the contents were different after two subsequent builds= , > >Part of the debconf db file where the difference is found >(/var/cache/debconf/config.dat) >Build1: >Name: ucf/changeprompt >Template: ucf/changeprompt >Value: keep_current >Owners: ucf >Variables: > BASENAME =3D locale.nopurge > FILE =3D /etc/locale.nopurge > NEW =3D /etc/locale.nopurge.29308 > >Build2: >Name: ucf/changeprompt >Template: ucf/changeprompt >Value: keep_current >Owners: ucf >Variables: > BASENAME =3D locale.nopurge > FILE =3D /etc/locale.nopurge > NEW =3D /etc/locale.nopurge.19132 > >The probable solution I am thinking of is: >1. remove the debconf cache files (rm -f /var/cache/debconf/*) >2. Fix the debconf in such a way it generates same package configuration o= n every build > >The first solution is easy, but I am worried if those package configuratio= n files >maybe required in future when the package is updating The second solution >would need more investigation at debconf package side. > >Any ideas or suggestion would be very grateful. > >Thanks, >Venkata.