Date: Sun, 26 Dec 2021 08:20:38 -0800 From: Gleb Smirnoff <glebius@freebsd.org> To: "Alexander V. Chernikov" <melifaro@freebsd.org> Cc: src-committers@freebsd.org, dev-commits-src-all@freebsd.org, dev-commits-src-main@freebsd.org Subject: Re: git: c2c8e360d8c0 - main - tcp: virtualise net.inet.tcp.msl sysctl. Message-ID: <YciWVjLvg3pN0wPi@FreeBSD.org> In-Reply-To: <202112261506.1BQF64Cm080930@gitrepo.freebsd.org> References: <202112261506.1BQF64Cm080930@gitrepo.freebsd.org>
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On Sun, Dec 26, 2021 at 03:06:04PM +0000, Alexander V. Chernikov wrote: A> commit c2c8e360d8c0b8712158d334686d88f052aef819 A> Author: Alexander V. Chernikov <melifaro@FreeBSD.org> A> A> tcp: virtualise net.inet.tcp.msl sysctl. A> A> VNET teardown waits 2*MSL (60 seconds by default) before expiring A> tcp PCBs. These PCBs holds references to nexthops, which, in turn, A> reference ifnets. This chain results in VNET interfaces being destroyed A> and moved to default VNET only after 60 seconds. A> Allow tcp_msl to be set in jail by virtualising net.inet.tcp.msl sysctl, A> permitting more predictable VNET tests outcomes. A> A> MFC after: 1 week A> Reviewed by: glebius A> Differential Revision: https://reviews.freebsd.org/D33270 Thanks! Does our test framework use some kind of boilerplate jail config so that we can enable smaller MSL for all tests at once? -- Gleb Smirnoff
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