# Installing PXC 5.7 on Debian 9 **URL:** \ **Category:** Percona XtraDB Cluster 5.x\ **Created:** [September 3, 2018, 2:40am UTC](https://forums.percona.com/t/installing-pxc-5-7-on-debian-9/6551 "2018-09-03T02:40:53Z")\ **Posts on this page:** 2\ **Page:** 1
**Author:** ![Joka](https://avatars.discourse-cdn.com/v4/letter/j/7feea3/32.png) [@Joka](https://forums.percona.com/u/Joka)\ **Post date:** [September 3, 2018, 2:40am UTC](https://forums.percona.com/t/installing-pxc-5-7-on-debian-9/6551/1 "2018-09-03T02:40:53Z")
Hello everyone. I’m trying to install PXC 5.7 on Debian 9 due to these docs [url][Redirecting](https://www.percona.com/doc/percona-xtradb-cluster/LATEST/install/apt.html#apt%5B/url%5D) But I get this apt-get install percona-xtradb-cluster-57 Reading package lists… Done Building dependency tree Reading state information… Done The following additional packages will be installed: debsums iproute libatomic1 libdbd-mysql-perl libdbi-perl libdpkg-perl libev4 libfile-fnmatch-perl libmariadb3 libmariadbclient18 libmecab2 libnuma1 mariadb-common mysql-common percona-xtrabackup-24 percona-xtradb-cluster-client-5.7 percona-xtradb-cluster-common-5.7 percona-xtradb-cluster-server-5.7 psmisc qpress socat Suggested packages: libclone-perl libmldbm-perl libnet-daemon-perl libsql-statement-perl debian-keyring gcc | c-compiler tinyca netcat-openbsd pv Recommended packages: libfile-fcntllock-perl The following NEW packages will be installed: debsums iproute libatomic1 libdbd-mysql-perl libdbi-perl libdpkg-perl libev4 libfile-fnmatch-perl libmariadb3 libmariadbclient18 libmecab2 libnuma1 mariadb-common mysql-common percona-xtrabackup-24 percona-xtradb-cluster-57 percona-xtradb-cluster-client-5.7 percona-xtradb-cluster-common-5.7 percona-xtradb-cluster-server-5.7 psmisc qpress socat 0 upgraded, 22 newly installed, 0 to remove and 0 not upgraded. Need to get 24.0 MB of archives. After this operation, 188 MB of additional disk space will be used. Do you want to continue? [Y/n] y Get:1 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libdpkg-perl all 1.18.25 [1,287 kB] Get:2 [url][http://mirror.23media.de/mariadb/repo/10.2/debian[/url]](http://mirror.23media.de/mariadb/repo/10.2/debian%5B/url%5D) stretch/main i386 mysql-common all 10.2.17+maria~stretch [8,456 B] Get:3 [url][http://mirror.23media.de/mariadb/repo/10.2/debian[/url]](http://mirror.23media.de/mariadb/repo/10.2/debian%5B/url%5D) stretch/main i386 mariadb-common all 10.2.17+maria~stretch [3,334 B] Get:4 [url][http://mirror.23media.de/mariadb/repo/10.2/debian[/url]](http://mirror.23media.de/mariadb/repo/10.2/debian%5B/url%5D) stretch/main amd64 libmariadb3 amd64 10.2.17+maria~stretch [111 kB] Get:5 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libfile-fnmatch-perl amd64 0.02-2+b3 [10.3 kB] Get:6 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 debsums all 2.2.2 [49.5 kB] Get:7 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libatomic1 amd64 6.3.0-18+deb9u1 [8,966 B] Get:8 [url][http://mirror.23media.de/mariadb/repo/10.2/debian[/url]](http://mirror.23media.de/mariadb/repo/10.2/debian%5B/url%5D) stretch/main amd64 libmariadbclient18 amd64 10.2.17+maria~stretch [2,948 B] Get:9 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libdbi-perl amd64 1.636-1+b1 [766 kB] Get:10 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 percona-xtradb-cluster-common-5.7 amd64 5.7.22-29.26-1.stretch [7,184 B] Get:11 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libdbd-mysql-perl amd64 4.041-2 [114 kB] Get:12 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libmecab2 amd64 0.996-3.1 [256 kB] Get:13 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libnuma1 amd64 2.0.11-2.1 [33.3 kB] Get:14 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 psmisc amd64 22.21-2.1+b2 [123 kB] Get:15 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 percona-xtradb-cluster-client-5.7 amd64 5.7.22-29.26-1.stretch [2,280 kB] Get:16 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 libev4 amd64 1:4.22-1+b1 [38.2 kB] Get:17 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 socat amd64 1.7.3.1-2+deb9u1 [353 kB] Get:18 [url][http://deb.debian.org/debian[/url]](http://deb.debian.org/debian%5B/url%5D) stable/main amd64 iproute all 1:4.9.0-1+deb9u1 [16.6 kB] Get:19 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 percona-xtrabackup-24 amd64 2.4.12-1.stretch [6,285 kB] Get:20 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 qpress amd64 11-1.stretch [33.3 kB] Get:21 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 percona-xtradb-cluster-server-5.7 amd64 5.7.22-29.26-1.stretch [12.2 MB] Get:22 [url][http://repo.percona.com/apt[/url]](http://repo.percona.com/apt%5B/url%5D) stretch/main amd64 percona-xtradb-cluster-57 amd64 5.7.22-29.26-1.stretch [4,606 B] Fetched 24.0 MB in 3s (6,329 kB/s) Preconfiguring packages … Selecting previously unselected package mysql-common. (Reading database … 45691 files and directories currently installed.) Preparing to unpack …/mysql-common\_10.2.17+maria~stretch\_all.deb … Unpacking mysql-common (10.2.17+maria~stretch) … Selecting previously unselected package libdpkg-perl. Preparing to unpack …/libdpkg-perl\_1.18.25\_all.deb … Unpacking libdpkg-perl (1.18.25) … Selecting previously unselected package libfile-fnmatch-perl. Preparing to unpack …/libfile-fnmatch-perl\_0.02-2+b3\_amd64.deb … Unpacking libfile-fnmatch-perl (0.02-2+b3) … Selecting previously unselected package debsums. Preparing to unpack …/archives/debsums\_2.2.2\_all.deb … Unpacking debsums (2.2.2) … Setting up mysql-common (10.2.17+maria~stretch) … Setting up libdpkg-perl (1.18.25) … Setting up libfile-fnmatch-perl (0.02-2+b3) … Setting up debsums (2.2.2) … Selecting previously unselected package percona-xtradb-cluster-common-5.7. (Reading database … 45883 files and directories currently installed.) Preparing to unpack …/00-percona-xtradb-cluster-common-5.7\_5.7.22-29.26-1.stretch\_amd64.deb … Unpacking percona-xtradb-cluster-common-5.7 (5.7.22-29.26-1.stretch) … Selecting previously unselected package libatomic1:amd64. Preparing to unpack …/01-libatomic1\_6.3.0-18+deb9u1\_amd64.deb … Unpacking libatomic1:amd64 (6.3.0-18+deb9u1) … Selecting previously unselected package libdbi-perl. Preparing to unpack …/02-libdbi-perl\_1.636-1+b1\_amd64.deb … Unpacking libdbi-perl (1.636-1+b1) … Selecting previously unselected package percona-xtradb-cluster-client-5.7. Preparing to unpack …/03-percona-xtradb-cluster-client-5.7\_5.7.22-29.26-1.stretch\_amd64.deb … Unpacking percona-xtradb-cluster-client-5.7 (5.7.22-29.26-1.stretch) … Selecting previously unselected package mariadb-common. Preparing to unpack …/04-mariadb-common\_10.2.17+maria~stretch\_all.deb … Unpacking mariadb-common (10.2.17+maria~stretch) … Selecting previously unselected package libmariadb3. Preparing to unpack …/05-libmariadb3\_10.2.17+maria~stretch\_amd64.deb … Unpacking libmariadb3 (10.2.17+maria~stretch) … Selecting previously unselected package libmariadbclient18. Preparing to unpack …/06-libmariadbclient18\_10.2.17+maria~stretch\_amd64.deb … Unpacking libmariadbclient18 (10.2.17+maria~stretch) … Selecting previously unselected package libdbd-mysql-perl. Preparing to unpack …/07-libdbd-mysql-perl\_4.041-2\_amd64.deb … Unpacking libdbd-mysql-perl (4.041-2) … Selecting previously unselected package libmecab2:amd64. Preparing to unpack …/08-libmecab2\_0.996-3.1\_amd64.deb … Unpacking libmecab2:amd64 (0.996-3.1) … Selecting previously unselected package libnuma1:amd64. Preparing to unpack …/09-libnuma1\_2.0.11-2.1\_amd64.deb … Unpacking libnuma1:amd64 (2.0.11-2.1) … Selecting previously unselected package psmisc. Preparing to unpack …/10-psmisc\_22.21-2.1+b2\_amd64.deb … Unpacking psmisc (22.21-2.1+b2) … Selecting previously unselected package libev4. Preparing to unpack …/11-libev4\_1%3a4.22-1+b1\_amd64.deb … Unpacking libev4 (1:4.22-1+b1) … Selecting previously unselected package percona-xtrabackup-24. Preparing to unpack …/12-percona-xtrabackup-24\_2.4.12-1.stretch\_amd64.deb … Unpacking percona-xtrabackup-24 (2.4.12-1.stretch) … Selecting previously unselected package socat. Preparing to unpack …/13-socat\_1.7.3.1-2+deb9u1\_amd64.deb … Unpacking socat (1.7.3.1-2+deb9u1) … Selecting previously unselected package qpress. Preparing to unpack …/14-qpress\_11-1.stretch\_amd64.deb … Unpacking qpress (11-1.stretch) … Selecting previously unselected package iproute. Preparing to unpack …/15-iproute\_1%3a4.9.0-1+deb9u1\_all.deb … Unpacking iproute (1:4.9.0-1+deb9u1) … Setting up percona-xtradb-cluster-common-5.7 (5.7.22-29.26-1.stretch) … update-alternatives: using /etc/mysql/percona-xtradb-cluster.cnf to provide /etc/mysql/my.cnf (my.cnf) in auto mode update-alternatives: warning: not replacing /etc/mysql/my.cnf with a link Selecting previously unselected package percona-xtradb-cluster-server-5.7. (Reading database … 46237 files and directories currently installed.) Preparing to unpack …/percona-xtradb-cluster-server-5.7\_5.7.22-29.26-1.stretch\_amd64.deb … Unpacking percona-xtradb-cluster-server-5.7 (5.7.22-29.26-1.stretch) … dpkg: error processing archive /var/cache/apt/archives/percona-xtradb-cluster-server-5.7\_5.7.22-29.26-1.stretch\_amd64.deb (–unpack): trying to overwrite ‘/usr/lib/mysql/plugin/dialog.so’, which is also in package libmariadb3 10.2.17+maria~stretch dpkg-deb: error: subprocess paste was killed by signal (Broken pipe) Selecting previously unselected package percona-xtradb-cluster-57. Preparing to unpack …/percona-xtradb-cluster-57\_5.7.22-29.26-1.stretch\_amd64.deb … Unpacking percona-xtradb-cluster-57 (5.7.22-29.26-1.stretch) … Errors were encountered while processing: /var/cache/apt/archives/percona-xtradb-cluster-server-5.7\_5.7.22-29.26-1.stretch\_amd64.deb needrestart is being skipped since dpkg has failed E: Sub-process /usr/bin/dpkg returned an error code (1) Could anyone advise something how to handle this ? Thanks ---
**Author:** ![lorraine.pocklington](https://sea1.discourse-cdn.com/flex019/user_avatar/forums.percona.com/lorraine.pocklington/32/37_2.png) [@lorraine.pocklington](https://forums.percona.com/u/lorraine.pocklington)\ **Post date:** [September 3, 2018, 10:05am UTC](https://forums.percona.com/t/installing-pxc-5-7-on-debian-9/6551/2 "2018-09-03T10:05:11Z")
Hello Joka. You’ll need to remove the MariaDB packages before installing PXC. This looks to be the issue here.