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doc: add example on how to increase read buffer #54

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Merged
florianl merged 1 commit into from
Sep 27, 2025
Merged

doc: add example on how to increase read buffer #54

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6 changes: 6 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,12 @@ func main() {
}
defer nf.Close()

// Increase socket read buffer size to 512kB.
if err := nf.Con.SetReadBuffer(512 * 1024); err != nil {
fmt.Fprintf(os.Stderr, "failed to set read buffer: %v", err)
return
}

// Avoid receiving ENOBUFS errors.
if err := nf.SetOption(netlink.NoENOBUFS, true); err != nil {
fmt.Fprintf(os.Stderr, "failed to set netlink option %v: %v",
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6 changes: 6 additions & 0 deletions example_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,12 @@ func ExampleNflog_Register() {
}
defer nf.Close()

// Increase socket read buffer size to 512kB.
if err := nf.Con.SetReadBuffer(512 * 1024); err != nil {
fmt.Fprintf(os.Stderr, "failed to set read buffer: %v", err)
return
}

ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()

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