$ ps ax | grep apt
 1222 ?        Ss     0:00 /bin/sh /usr/lib/apt/apt.systemd.daily
16356 pts/1    Ds+    0:01 /usr/bin/dpkg --status-fd 10 --unpack --auto-deconfigure /var/cache/apt/archives/distro-info-data_0.28ubuntu0.3_all.deb /var/cache/apt/archives/eject_2.1.5+deb1+cvs20081104-13.1ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libisc-export160_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libdns-export162_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libexpat1_2.1.0-7ubuntu0.16.04.3_amd64.deb /var/cache/apt/archives/sudo_1.8.16-0ubuntu1.4_amd64.deb /var/cache/apt/archives/bind9-host_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/dnsutils_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libisc160_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libdns162_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libisccc140_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libisccfg140_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/liblwres141_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/libbind9-140_1%3a9.10.3.dfsg.P4-8ubuntu1.8_amd64.deb /var/cache/apt/archives/openssl_1.0.2g-1ubuntu4.6_amd64.deb /var/cache/apt/archives/ca-certificates_20170717~16.04.1_all.deb /var/cache/apt/archives/curl_7.47.0-1ubuntu2.3_amd64.deb /var/cache/apt/archives/librtmp1_2.4+20151223.gitfa8646d-1ubuntu0.1_amd64.deb /var/cache/apt/archives/libcurl3-gnutls_7.47.0-1ubuntu2.3_amd64.deb /var/cache/apt/archives/tcpdump_4.9.2-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/python3-problem-report_2.20.1-0ubuntu2.10_all.deb /var/cache/apt/archives/python3-apport_2.20.1-0ubuntu2.10_all.deb /var/cache/apt/archives/apport_2.20.1-0ubuntu2.10_all.deb /var/cache/apt/archives/augeas-lenses_1.4.0-0ubuntu1.1_all.deb /var/cache/apt/archives/dnsmasq-base_2.75-1ubuntu0.16.04.3_amd64.deb /var/cache/apt/archives/libjbig2dec0_0.12+20150918-1ubuntu0.1_amd64.deb /var/cache/apt/archives/libgs9-common_9.18~dfsg~0-0ubuntu2.7_all.deb /var/cache/apt/archives/ghostscript_9.18~dfsg~0-0ubuntu2.7_amd64.deb /var/cache/apt/archives/libgs9_9.18~dfsg~0-0ubuntu2.7_amd64.deb /var/cache/apt/archives/git-man_1%3a2.7.4-0ubuntu1.3_all.deb /var/cache/apt/archives/git_1%3a2.7.4-0ubuntu1.3_amd64.deb /var/cache/apt/archives/php7.0-mysql_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-bz2_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-intl_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libxslt1.1_1.1.28-2.1ubuntu0.1_amd64.deb /var/cache/apt/archives/php7.0-xml_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-json_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-imap_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-sqlite3_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-zip_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libpq5_9.5.8-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-pgsql_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libcurl3_7.47.0-1ubuntu2.3_amd64.deb /var/cache/apt/archives/php7.0-curl_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-mcrypt_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libxpm4_1%3a3.5.11-1ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libgd3_2.1.1-4ubuntu0.16.04.8_amd64.deb /var/cache/apt/archives/php7.0-gd_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0_7.0.22-0ubuntu0.16.04.1_all.deb /var/cache/apt/archives/php7.0-mbstring_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-opcache_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-readline_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-cli_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libapache2-mod-php7.0_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/php7.0-common_7.0.22-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libaugeas0_1.4.0-0ubuntu1.1_amd64.deb /var/cache/apt/archives/libevent-2.0-5_2.0.21-stable-2ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/liblxc1_2.0.7-0ubuntu1~16.04.2_amd64.deb /var/cache/apt/archives/lxc-common_2.0.7-0ubuntu1~16.04.2_amd64.deb /var/cache/apt/archives/libmspack0_0.5-1ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libnl-genl-3-200_3.2.27-1ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libnl-3-200_3.2.27-1ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libnspr4_2%3a4.13.1-0ubuntu0.16.04.1_amd64.deb /var/cache/apt/archives/libnss3-nssdb_2%3a3.28.4-0ubuntu0.16.04.3_all.deb /var/cache/apt/archives/libnss3-1d_2%3a3.28.4-0ubuntu0.16.04.3_amd64.deb /var/cache/apt/archives/libnss3_2%3a3.28.4-0ubuntu0.16.04.3_amd64.deb /var/cache/apt/archives/linux-cloud-tools-common_4.4.0-97.120_all.deb /var/cache/apt/archives/linux-cloud-tools-4.4.0-97_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-cloud-tools-4.4.0-97-generic_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-cloud-tools-virtual_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-cloud-tools-virtual-lts-xenial_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-firmware_1.157.11_all.deb /var/cache/apt/archives/linux-image-4.4.0-97-generic_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-image-extra-4.4.0-97-generic_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-generic_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-image-generic_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-virtual_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-image-virtual_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-headers-virtual_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-headers-4.4.0-97_4.4.0-97.120_all.deb /var/cache/apt/archives/linux-headers-4.4.0-97-generic_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-headers-generic_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-tools-common_4.4.0-97.120_all.deb /var/cache/apt/archives/linux-tools-4.4.0-97_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-tools-4.4.0-97-generic_4.4.0-97.120_amd64.deb /var/cache/apt/archives/linux-tools-virtual_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-tools-virtual-lts-xenial_4.4.0.97.102_amd64.deb /var/cache/apt/archives/linux-virtual-lts-xenial_4.4.0.97.102_amd64.deb /var/cache/apt/archives/mysql-server_5.7.19-0ubuntu0.16.04.1_all.deb /var/cache/apt/archives/uidmap_1%3a4.2-3.1ubuntu5.3_amd64.deb