Differential D40356

netlink: use custom uma zone for the mbuf storage
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Authored by melifaro on May 31 2023, 6:03 PM.

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Reviewers

glebius
markj
adrian
gallatin

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rGd18715475071: netlink: use custom uma zone for the mbuf storage.

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rG FreeBSD src repository

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Buildable 51811
Build 48702: arc lint + arc unit

Event Timeline

melifaro created this revision.May 31 2023, 6:03 PM

Herald added subscribers: glebius, imp. · View Herald TranscriptMay 31 2023, 6:03 PM

melifaro requested review of this revision.May 31 2023, 6:03 PM

Harbormaster completed remote builds in B51811: Diff 122670.May 31 2023, 6:03 PM

melifaro added reviewers: network, glebius, markj, adrian, gallatin.May 31 2023, 6:04 PM

melifaro mentioned this in D40348: netlink: retry mbuf allocation in different pool on failure.

I like this approach

This revision is now accepted and ready to land.May 31 2023, 6:25 PM

nice!

Closed by commit rGd18715475071: netlink: use custom uma zone for the mbuf storage. (authored by melifaro). · Explain WhyJun 1 2023, 7:09 AM

This revision was automatically updated to reflect the committed changes.

melifaro added a commit: rGd18715475071: netlink: use custom uma zone for the mbuf storage..

Neat, thank you for this one! Probably in stable/14 we will have no errors like the one below from stable/13.
[703139] [nl_io] PID 64148 nl_on_transmit: socket RX overflowed, 218 messages (18848 bytes) dropped. bytes: [202095524/805306368] mbufs: [1073741312/1073741824]

melifaro mentioned this in D40368: netlink: use netlink mbufs in the mbuf chains..Jun 1 2023, 8:15 AM

melifaro mentioned this in rGc1839039b193: netlink: use netlink mbufs in the mbuf chains..Jun 2 2023, 1:19 PM

Revision Contents
Changeset List

Path

Size

sys/

netlink/

netlink_message_writer.c

69 lines

netlink_module.c

2 lines

4 lines

Diff 122670

sys/netlink/netlink_message_writer.c

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sys/netlink/netlink_module.c

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sys/netlink/netlink_var.h

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