From owner-freebsd-stable@freebsd.org Tue Sep 22 21:43:24 2020 Return-Path: Delivered-To: freebsd-stable@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 6F3883E015D for ; Tue, 22 Sep 2020 21:43:24 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (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 mx1.freebsd.org (Postfix) with ESMTPS id 4Bwvtz3s3Dz3T0M; Tue, 22 Sep 2020 21:43:23 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from tom.home (kib@localhost [127.0.0.1]) by kib.kiev.ua (8.16.1/8.16.1) with ESMTPS id 08MLguif013956 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Wed, 23 Sep 2020 00:42:59 +0300 (EEST) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua 08MLguif013956 Received: (from kostik@localhost) by tom.home (8.16.1/8.16.1/Submit) id 08MLgtWt013954; Wed, 23 Sep 2020 00:42:55 +0300 (EEST) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Wed, 23 Sep 2020 00:42:55 +0300 From: Konstantin Belousov To: Peter Cc: Mark Johnston , freebsd-stable@freebsd.org Subject: Re: How to free used Swap-Space? (from errno=8) Message-ID: <20200922214255.GG2570@kib.kiev.ua> References: <20200922160801.GA19535@gate.oper.dinoex.org> <20200922163319.GA70673@raichu> <20200922173107.GA27670@gate.oper.dinoex.org> <20200922180901.GC70673@raichu> <20200922191149.GA47828@gate.oper.dinoex.org> <20200922210332.GF2570@kib.kiev.ua> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200922210332.GF2570@kib.kiev.ua> X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) on tom.home X-Rspamd-Queue-Id: 4Bwvtz3s3Dz3T0M X-Spamd-Bar: + Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=fail reason="No valid SPF, No valid DKIM" header.from=gmail.com (policy=none); spf=softfail (mx1.freebsd.org: 2001:470:d5e7:1::1 is neither permitted nor denied by domain of kostikbel@gmail.com) smtp.mailfrom=kostikbel@gmail.com X-Spamd-Result: default: False [1.56 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.19)[-0.194]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; FREEMAIL_FROM(0.00)[gmail.com]; NEURAL_SPAM_SHORT(1.17)[1.170]; MIME_GOOD(-0.10)[text/plain]; HAS_XAW(0.00)[]; R_SPF_SOFTFAIL(0.00)[~all:c]; DMARC_POLICY_SOFTFAIL(0.10)[gmail.com : No valid SPF, No valid DKIM,none]; TO_DN_SOME(0.00)[]; TO_MATCH_ENVRCPT_SOME(0.00)[]; NEURAL_SPAM_LONG(0.58)[0.585]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US]; MIME_TRACE(0.00)[0:+]; MAILMAN_DEST(0.00)[freebsd-stable]; SUBJECT_HAS_QUESTION(0.00)[] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 22 Sep 2020 21:43:24 -0000 On Wed, Sep 23, 2020 at 12:03:32AM +0300, Konstantin Belousov wrote: > On Tue, Sep 22, 2020 at 09:11:49PM +0200, Peter wrote: > > So what happens then is this: > > > > $ file scc.e > > scc.e: ELF 32-bit LSB executable, Intel 80386, version 1 > > (FreeBSD), dynamically linked, interpreter /libexec/ld-elf.so.1, > > for FreeBSD 9.3 (903504), stripped > > > > $ ./scc.e > > ELF interpreter /libexec/ld-elf.so.1 not found, error 8 > > Abort trap > > > > And this will cost about some (hundred?) kB of swapspace every time it > > happens. And they do not go away again, neither can the concerned jail > > do fully die again. > In what sense it 'costs' ? > > Can you show exact sequence of commands and outputs that demostrate your > point ? What type of filesystem the binaries live on ? > > I want to reproduce it locally. I suspect that https://reviews.freebsd.org/D26525 should fix it.