### CONTEXT (Previous Events):
<system_output timestamp="2539.365974">'/etc/resolv.conf' -&gt; '/srv/fai/nfsroot/etc/resolv.conf-installserver'
</system_output>
<system_output timestamp="2539.368936">'/etc/resolv.conf' -&gt; '/srv/fai/nfsroot/etc/resolv.conf'
</system_output>
<system_output timestamp="2539.369947">Upgrading /srv/fai/nfsroot
</system_output>
<system_output timestamp="2539.567941">Get:1 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm InRelease [151 kB]
</system_output>
<system_output timestamp="2539.809331">Get:2 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 Packages [8680 kB]
</system_output>
<system_output timestamp="2542.134282">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2543.201623">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2545.546949">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2545.579523">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2545.585424">Building dependency tree...</system_output>
<system_output timestamp="2545.86056">
</system_output>
<system_output timestamp="2546.323656">The following additional packages will be installed:
</system_output>
<system_output timestamp="2546.324168">  debconf-utils dracut-core fai-client fai-setup-storage file iputils-arping
</system_output>
<system_output timestamp="2546.325487">  kpartx libfile-lchown-perl libgdbm-compat4 libgdbm6 liblinux-lvm-perl
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="2546.325867">  liblzo2-2 libmagic-mgc libmagic1 libparse-recdescent-perl libparted2
</system_output>

Answer: 2546.325867, old event