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sysctl.conf: Keep IPv6 on lo #603

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sysctl.conf: Keep IPv6 on lo #603

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5 changes: 5 additions & 0 deletions etc/sysctl.conf
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Original file line number Diff line number Diff line change
Expand Up @@ -35,6 +35,11 @@ net.ipv4.conf.all.arp_filter = 1
# disable ipv6
net.ipv6.conf.all.disable_ipv6 = 1

# but keep ::1 on lo. With ip_nonlocal_bind (below), binding to ::1 succeeds
# even without the address, so servers trying ::1 before 127.0.0.1 (e.g.
# Bazel) never fall back and listen where no client can connect.
net.ipv6.conf.lo.disable_ipv6 = 0

# on user request increase the number of inode watches.
# 256k should be fine. (default is 8k)
fs.inotify.max_user_watches = 262144
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