From owner-freebsd-current@FreeBSD.ORG Fri May 1 09:38:40 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 1781621A; Fri, 1 May 2015 09:38:40 +0000 (UTC) Received: from onlyone.friendlyhosting.spb.ru (onlyone.friendlyhosting.spb.ru [IPv6:2a01:4f8:131:60a2::2]) by mx1.freebsd.org (Postfix) with ESMTP id 95F7C107C; Fri, 1 May 2015 09:38:39 +0000 (UTC) Received: from [IPv6:2001:470:923f:2:10ef:ea0f:f66b:40b2] (unknown [IPv6:2001:470:923f:2:10ef:ea0f:f66b:40b2]) (Authenticated sender: lev@serebryakov.spb.ru) by onlyone.friendlyhosting.spb.ru (Postfix) with ESMTPSA id D195112BD; Fri, 1 May 2015 12:38:37 +0300 (MSK) Message-ID: <554349AA.9080004@FreeBSD.org> Date: Fri, 01 May 2015 12:38:50 +0300 From: Lev Serebryakov Reply-To: lev@FreeBSD.org Organization: FreeBSD User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Dimitry Andric CC: freebsd-current@freebsd.org Subject: Re: save-entropy race in 10-STABLE (was: -CURRENT)? References: <55429C8B.4000904@FreeBSD.org> <5542A700.4020708@FreeBSD.org> In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 May 2015 09:38:40 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 01.05.2015 01:21, Dimitry Andric wrote: First of all, I should not write messages after 12 hours working day in the end of the week. Of course, I have 10-STABLE on this server. So, mailing list is not appropriate, sorry. But problem is true one. >> % sudo grep -R save-entropy /etc /var/cron/tabs /etc/crontab:*/11 >> * * * * operator >> /usr/libexec/save-entropy % >> >> Nothing wrong! > > Ok, and what does /var/log/cron say about it? Any chance there > might be two instances of the cron daemon running? % sudo ps -ax | grep cron 1457 - Ss 0:02.46 /usr/sbin/cron -s 9980 0 S+ 0:00.00 grep cron % But in logs command is mentioned twice sometimes (note 03:03)! May 1 02:00:00 onlyone /usr/sbin/cron[93867]: (operator) CMD (/usr/libexec/save-entropy) May 1 02:11:00 onlyone /usr/sbin/cron[94254]: (operator) CMD (/usr/libexec/save-entropy) May 1 02:22:00 onlyone /usr/sbin/cron[94289]: (operator) CMD (/usr/libexec/save-entropy) May 1 02:33:00 onlyone /usr/sbin/cron[94400]: (operator) CMD (/usr/libexec/save-entropy) May 1 02:44:00 onlyone /usr/sbin/cron[94512]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:03:25 onlyone /usr/sbin/cron[94636]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:03:25 onlyone /usr/sbin/cron[94632]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:11:00 onlyone /usr/sbin/cron[95113]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:22:00 onlyone /usr/sbin/cron[95146]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:33:00 onlyone /usr/sbin/cron[95252]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:44:00 onlyone /usr/sbin/cron[96168]: (operator) CMD (/usr/libexec/save-entropy) May 1 03:55:00 onlyone /usr/sbin/cron[96279]: (operator) CMD (/usr/libexec/save-entropy) And with "cut | uniq -c" magic I found second command with same problem: /usr/libexec/atrun Again, about every second day it is executed twice at same time. Logs show, that it is NOT happen with every "save-entropy" or "atrun" execution, only as often as I get these "save-entropy" complains. - -- // Lev Serebryakov AKA Black Lion -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (MingW32) iQJ8BAEBCgBmBQJVQ0mqXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRGOTZEMUNBMEI1RjQzMThCNjc0QjMzMEFF QUIwM0M1OEJGREM0NzhGAAoJEOqwPFi/3EeP6bcP/jEwzFw2nTdCdjnZELSsv+g3 FCB9XSk8jnfYemO4NGIQb5CF0Yc0wt3RFTHS3r9j+qSCKW01IEukPM5nPP1s8hwy 4HP0xO997UtgyzIdIVNFVd2ynAECK+dRYEAIHH3k9RZmaHM+ele3JHZXRyedz0n1 A/uDyR2uiV6+qOqVm3wjhNPKUjauqpbcifDjgFeFiICLubMYzce8KfxrOByiV/Sq 1SilpL0L/V4Bw93s2whV6zCW/1ZmGH8vzYWkjC0IVIDpMFaj2Mmj3H4DqerJ3XeN GLuesziKEH6T83EwrfR9P5rmapanKmvL9qHB/tPeuG1Ozm0yfw9T8xEj59irPalv Qiuh4BCNQ1NkOqGM5NndrWhxMvlQmTVQIKBv3ByrYeQHXr877XwNdEqkjFwS5C8o HigFgHV/PZLiAuh+/xbCUIAcOTAwK0bJxA1Veb3Egxrhqs30NDqQc4kFJWRB6x47 9Wk/5aK8YJKIzbbmEsP1QFqNEDRuB4e97hVzs8RjUy/r5Amq+TynnSApklhKbkft HiLI8ZIU2C7KtFlLhW6OxEB3AYNuZhsjmscWOqKnQDGQCP+PCVIf+Tl7R/gWgJ1L x6xsLJ0m+pLbHOG3lSijl3tJc5xMNTeBjwvkUqxRhPPqC/NUuO6pWes/W8YEifsi ikZ2YxUIPagHOnThhlDU =AVMj -----END PGP SIGNATURE-----