old kdump initrd are not cleaned up

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Environment

SUSE Linux Enterprise Server 11 Service Pack 1
SUSE Linux Enterprise Server 11 Service Pack 2

Situation

/boot is running out of diskspace when this is on a separate partition
/boot contains several initrd with the extension -kdump

Resolution

This issue has been solved in the following kernel and later:
SLES11 SP1: 2.6.32.59_0.7-0.3.107
SLES11 SP2: 3.0.34-0.7.9.x86_64

The cleanup please delete the old initrd*-kdump or use the following script:
for i in /boot/initrd-*-kdump; do
    k="${i%-kdump}"
    k="/boot/vmlinuz-${k#/boot/initrd-}"
    test -f "$k" || rm -v "$i"
done

Disclaimer

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