From nobody Wed Feb 5 18:23:05 2025 X-Original-To: dev-commits-src-all@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4Yp7rp2cdgz5n8TS; Wed, 05 Feb 2025 18:23:06 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R11" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Yp7rn6QLcz3SkG; Wed, 05 Feb 2025 18:23:05 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1738779785; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=8nguUuo15ZKThXwicZFVUyu6zy3h43jtA5Ua3fCUX0M=; b=kisZ9BwhvV5zIv36i1GhhjTjjvCkkyM8kZ5g08KFzSsRzZXjXX7titA+l1valHf7h3l4Xw EzKOW63Z/wS+7RhMRk4dxRzagdJ95Szy82GcruvDgHUq4nS8aInx/bqYOsiZ3g+zW/1Y7f 76TqG20NurHSBMJ0CuoKwPYSnC/A7+gpU3oIW8Pbjc+f2OgIYLNONCUHOcSc23ksnquHRa VN6klDStGpkSyM5zNdyULHL/aue6oVQdw1WOquRqmkPYjPSBWfBv4ESK3Vt8sHJbOMiovb n4LFRWCqmqget/LMXF7wwoE1b3amXxsa+9RIHzepzuDxMbRQ47igbGXO6ir5Xw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1738779785; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=8nguUuo15ZKThXwicZFVUyu6zy3h43jtA5Ua3fCUX0M=; b=iJXaOwXoIRwafNP6kI88E5LRzKsmXj9MrKtRPbNBlnlaT9HauvxLaFwqcY69uzxy6vCV5f X0YycljjkBnwoQfm2sHF2788r2jJb8/IFu4aaPBNc1RnZQAfq5eO2eYoZqTDE6V2UKTVpE ikD1LnYa2vbCrebSGZe0qIQyuiAkq8AiqJOlj+o1UMqwQH/u43/wkeQK1GE23MBpIdAFFr 9opc/dfEvciQS1OyvjKW86Q/4AvODILQ/czhyb0MtOVtizJsPbfIad27JOX2MPWjbpQEPU 4KWZWVGFfcTCRhvuIrwWqlG0h7YkjpED7kyTGTFqp3DhlAZ+2pf/BZxVayek3Q== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1738779785; a=rsa-sha256; cv=none; b=d7Z/zekAf8awR11bqlDJUmjd5B6yrpvanrIt13W3X4IjfXMumfD27sMmASBrzX+sNCmMiI 7g5SRmswmNyr8spyIIGsuEogspGa2sX+GkY83K8hrgb/zg2jKSzYLVyTIFLg9bnTA5TFYc zz+Ynt7iWOZU3lOTkCVWafuCXMP3o2rM8dmzIe52N5aR/3VLiOKqtGVZJL77juyth0pI8J kWtKT1VGxt+yt5RB5G4ce/Z1119PJlaqVCGMQ5CnFRKyDy4IOttKeaOW5iKusZ8TK6WLFS Z3uBC1FAL2VkW9X2sj6kZ/SyaUv19Wl3soXdTXkUHZu39IegeQ1kE51zzJozVg== ARC-Authentication-Results: i=1; mx1.freebsd.org; none Received: from gitrepo.freebsd.org (gitrepo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:5]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 4Yp7rn5pJVz13Bl; Wed, 05 Feb 2025 18:23:05 +0000 (UTC) (envelope-from git@FreeBSD.org) Received: from gitrepo.freebsd.org ([127.0.1.44]) by gitrepo.freebsd.org (8.18.1/8.18.1) with ESMTP id 515IN5wV017783; Wed, 5 Feb 2025 18:23:05 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 515IN5rs017780; Wed, 5 Feb 2025 18:23:05 GMT (envelope-from git) Date: Wed, 5 Feb 2025 18:23:05 GMT Message-Id: <202502051823.515IN5rs017780@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-branches@FreeBSD.org From: Michael Tuexen Subject: git: c8bd4684eb39 - stable/14 - icmp.4: improve icmplim and add icmplim_jitter description List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-all@freebsd.org Sender: owner-dev-commits-src-all@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: tuexen X-Git-Repository: src X-Git-Refname: refs/heads/stable/14 X-Git-Reftype: branch X-Git-Commit: c8bd4684eb39c170249d91a1e880569619f2b935 Auto-Submitted: auto-generated The branch stable/14 has been updated by tuexen: URL: https://cgit.FreeBSD.org/src/commit/?id=c8bd4684eb39c170249d91a1e880569619f2b935 commit c8bd4684eb39c170249d91a1e880569619f2b935 Author: Michael Tuexen AuthorDate: 2024-12-11 18:47:11 +0000 Commit: Michael Tuexen CommitDate: 2025-02-05 07:37:10 +0000 icmp.4: improve icmplim and add icmplim_jitter description Reviewed by: cc, bcr Sponsored by: Netflix, Inc. Differential Revision: https://reviews.freebsd.org/D48025 (cherry picked from commit eba715c544ea89c6b402c55e03b388b77030b997) --- share/man/man4/icmp.4 | 27 ++++++++++++++++++++++++--- 1 file changed, 24 insertions(+), 3 deletions(-) diff --git a/share/man/man4/icmp.4 b/share/man/man4/icmp.4 index 9417565eb48b..8c1dc9566170 100644 --- a/share/man/man4/icmp.4 +++ b/share/man/man4/icmp.4 @@ -27,7 +27,7 @@ .\" .\" @(#)icmp.4 8.1 (Berkeley) 6/5/93 .\" -.Dd August 1, 2022 +.Dd December 11, 2024 .Dt ICMP 4 .Os .Sh NAME @@ -171,10 +171,31 @@ Defaults to false. Enable/disable dropping of ICMP Redirect packets. Defaults to false. .It Va icmplim -.Pq Vt integer -Bandwidth limit for ICMP replies in packets/second. +.Pq Vt unsigned integer +Mean rate limit for replies in packets/second. +The actual limit is +.Va icmplim +plus a random jitter limited by +.Va icmplim_jitter . If set to zero, no limiting will occur. Defaults to 200. +.It Va icmplim_jitter +.Pq Vt unsigned integer +A random jitter between the negative of +.Va icmplim_jitter +and +.Va icmplim_jitter +is applied to +.Va icmplim +for limiting the sending rate of replies. +.Va icmplim_jitter +must be smaller than +.Va icmplim , +if +.Va icmplim +is not zero. +If set to zero, no jitter will be applied. +Defaults to 16. .It Va icmplim_output .Pq Vt boolean Enable/disable logging of ICMP replies bandwidth limiting.