From nobody Wed Feb 05 18:42:03 2025 X-Original-To: dev-commits-src-branches@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 4Yp8Gg6NkFz5mBDN; Wed, 05 Feb 2025 18:42:03 +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 4Yp8Gg5vBTz3YK4; Wed, 05 Feb 2025 18:42:03 +0000 (UTC) (envelope-from git@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1738780923; 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=YizJq8r0RGXFyReSNaHax0M1clWG9gnT5onHLc0Jz3Y=; b=DVKAXShSH8tGamGAjZsXLXw3SPUasHHAiHf2e2J2QFLl28VNlmJSjLdUR4x1jEGCgFM2r8 dKBT2lVLqH15iix3vDYAW2CKxqTGCEGzlNtTrrzhNjxlsy+KmzG+K1RsBevnSilzUceael yaLshArEy2Kx6ySHvoIusJUdE+zMbqRNuTJMXi2PNruSriqO0zypU6m9ovcMG3IjW1Spn8 M95p15LEzzW3dS5qblmDl2QpvbDMH8/25I1TI3fgcvlQPnhrrtfMMBDsaz/bYKc6WAOOVL dfAo793wgrPag+n1OQOzXTIr2BFOi6aW+hzvSNf5TmCPrkowkdeWo2VGT2aEWw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1738780923; 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=YizJq8r0RGXFyReSNaHax0M1clWG9gnT5onHLc0Jz3Y=; b=ry0p1SZ/iHCBcSbqRCphvdt9a4OfHJ7JUM0p+DSG3PguNOdN/+rRh6ncNnw9bkmVg+Smwv jSuh2YdusFulJFo34kFUzlUAxV6DEOKbhPaj0jFTnCwqmDrUoD5U5dR75mxjEQVdt20CS9 mpfs9taE8FwF3RpRsEln4jyjjve/iwYMjf85lKlxC8IPof/wIIou3F48CwNjaOD/QdK+s7 PAdi5l7PEpJmMfZunMMlgElhQBicownuWtRY4VLZGjxMI6FOfrbnQcEIC8b4BNu8Zfpg4U 1oHrhMSzUEG2fzicJhDo62mUEJRIAOceQ/l/1b3WM+frXayMgP2HwUa+2uGsog== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1738780923; a=rsa-sha256; cv=none; b=rkmb0WCrMENpSUpIfuRcBjlJuoYXEiUquEp37NoYGMWbFu/UNgPiPUMI0K24NCpMVCOn4A BHzwUgpuRgBFL+k9fPruU41uyE6YcBbTl/QcHmlFuT+PF6nfpl6FTYkgzBVmeKL2ccx4ke AjaduQ/u5N3GVQEPzP76e2FRHa02lo+xAIvPZc3ihff00EWOEYSlLcA3HxWB3pKWlY1PNK cNyRgF46ZVPyoADU/KgdEfWXmA3j4uc6t0p1KVT0oVyldZeGck+/Gu52EMy+M3hzMILx78 Co8NDBCP4MHOLXKDlNHC+AJrQPzg59LPXiYxpDeFMIxeXlzOs7AJbmhPTzYNwg== 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 4Yp8Gg5RcZz146Y; Wed, 05 Feb 2025 18:42:03 +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 515Ig3ee054498; Wed, 5 Feb 2025 18:42:03 GMT (envelope-from git@gitrepo.freebsd.org) Received: (from git@localhost) by gitrepo.freebsd.org (8.18.1/8.18.1/Submit) id 515Ig3Al054495; Wed, 5 Feb 2025 18:42:03 GMT (envelope-from git) Date: Wed, 5 Feb 2025 18:42:03 GMT Message-Id: <202502051842.515Ig3Al054495@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: 6bcc3ae6d61d - stable/13 - icmp.4: improve icmplim and add icmplim_jitter description List-Id: Commits to the stable branches of the FreeBSD src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-branches List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: dev-commits-src-branches@freebsd.org Sender: owner-dev-commits-src-branches@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/13 X-Git-Reftype: branch X-Git-Commit: 6bcc3ae6d61d2a4d972bbd839016ab63c6394935 Auto-Submitted: auto-generated The branch stable/13 has been updated by tuexen: URL: https://cgit.FreeBSD.org/src/commit/?id=6bcc3ae6d61d2a4d972bbd839016ab63c6394935 commit 6bcc3ae6d61d2a4d972bbd839016ab63c6394935 Author: Michael Tuexen AuthorDate: 2024-12-11 18:47:11 +0000 Commit: Michael Tuexen CommitDate: 2025-02-05 18:41:44 +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 6889a71f0dc2..caac0ee5d032 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 March 26, 2015 +.Dd December 11, 2024 .Dt ICMP 4 .Os .Sh NAME @@ -174,10 +174,31 @@ it will be used instead of the real address mask when the system replies to an ICMP Address Mask Request packet. Defaults to 0. .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.