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Demystify server-id offset.

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Anthony Yeh
2016-11-18 11:19:15 -08:00
parent 14d17fdfda
commit 73ab3dc4cf
1 changed files with 1 additions and 0 deletions
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docs/tutorials/replicated-stateful-application/mysql-statefulset.yaml
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@@ -23,6 +23,7 @@ spec:
# Generate mysql server-id from pod ordinal index.\n # Generate mysql server-id from pod ordinal index.\n
[[ `hostname` =~ -([0-9]+)$ ]] || exit 1\n [[ `hostname` =~ -([0-9]+)$ ]] || exit 1\n
echo [mysqld] > /mnt/conf.d/server-id.cnf\n echo [mysqld] > /mnt/conf.d/server-id.cnf\n
# Add an offset to avoid reserved server-id=0 value.\n
echo server-id=$((100 + ${BASH_REMATCH[1]})) >> /mnt/conf.d/server-id.cnf\n echo server-id=$((100 + ${BASH_REMATCH[1]})) >> /mnt/conf.d/server-id.cnf\n
"], "],
"volumeMounts": [ "volumeMounts": [