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docs: how to enable coredump with systemd

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Type: docs

Change-Id: I1f657389fec716cc6cdc942803e65f861ffea5f5
Signed-off-by: Benoît Ganne <bganne@cisco.com>
This commit is contained in:
Benoît Ganne
2019-07-04 11:25:59 +02:00
committed by Paul Vinciguerra
parent bbe6d110a1
commit 6d72c175ed
3 changed files with 14 additions and 0 deletions
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4
docs/troubleshooting/reportingissues/reportingissues.rst
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@ -194,6 +194,10 @@ will capture usable vpp core files in /tmp/dumps.
# ulimit -c unlimited
# echo 2 > /proc/sys/fs/suid_dumpable
If you start VPP from systemd, you also need to edit
/lib/systemd/system/vpp.service and uncomment the "LimitCORE=infinity"
line before restarting VPP.
Vpp core files often appear enormous. Gzip typically compresses them
to manageable sizes. A multi-GByte corefile often compresses to 10-20
Mbytes.

5
extras/rpm/vpp.service
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@ -9,6 +9,11 @@ ExecStart=/usr/bin/vpp -c /etc/vpp/startup.conf
Type=simple
Restart=on-failure
RestartSec=5s
# Uncomment the following line to enable VPP coredumps on crash
# You still need to configure the rest of the system to collect them, see
# https://fdio-vpp.readthedocs.io/en/latest/troubleshooting/reportingissues/reportingissues.html#core-files
# for details
#LimitCORE=infinity
[Install]
WantedBy=multi-user.target

5
src/pkg/debian/vpp.service
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@ -8,6 +8,11 @@ ExecStartPre=-/sbin/modprobe uio_pci_generic
ExecStart=/usr/bin/vpp -c /etc/vpp/startup.conf
ExecStopPost=/bin/rm -f /dev/shm/db /dev/shm/global_vm /dev/shm/vpe-api
Restart=always
# Uncomment the following line to enable VPP coredumps on crash
# You still need to configure the rest of the system to collect them, see
# https://fdio-vpp.readthedocs.io/en/latest/troubleshooting/reportingissues/reportingissues.html#core-files
# for details
#LimitCORE=infinity
[Install]
WantedBy=multi-user.target