From owner-freebsd-current@FreeBSD.ORG Mon May 11 16:41:27 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 2A3C7DF5 for ; Mon, 11 May 2015 16:41:27 +0000 (UTC) Received: from mail-wi0-x231.google.com (mail-wi0-x231.google.com [IPv6:2a00:1450:400c:c05::231]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id B8E631A7D for ; Mon, 11 May 2015 16:41:26 +0000 (UTC) Received: by wiun10 with SMTP id n10so103538978wiu.1 for ; Mon, 11 May 2015 09:41:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:from:date:message-id:subject:to:content-type; bh=8JaKxkqvALnuWKBEhUIuiJxILKuBKb414q/Slprx6PU=; b=H3VvShksoUjuV8VJpOFeDneXBu8nQDPeAgYGix5G+C1YrYrcrVIxKd1sMyLnjiKS0b OKQTF9dTigPsfvhiHx05HJ8tK1b3b4nXSMM8bjliZXqldcZARjBxgUKKesAgty/Rentu bXjd6eNhMQo6Ah2x8iJQQVDIQqeT6df9cXYRRNfA58GqbepdihMdXJeI/4/0TxgzOHd4 plZSFapEnrPj823qp2BtNVklq8Ywrorik4aQYkdIyxPNyrCylMsgZiMuB7FPaIji4AjE LRy4e5wmb28+h8RTt51gbWGwyfZaXds9kGKj5OULR+uAB4BsjW1ulAYJX9R4DwZnPyaA LI1Q== X-Received: by 10.180.91.137 with SMTP id ce9mr887751wib.76.1431362484977; Mon, 11 May 2015 09:41:24 -0700 (PDT) MIME-Version: 1.0 Received: by 10.28.179.84 with HTTP; Mon, 11 May 2015 09:41:04 -0700 (PDT) From: sadegh solati Date: Mon, 11 May 2015 21:11:04 +0430 Message-ID: Subject: Weird problem with rand_harvestq To: freebsd-current@freebsd.org Content-Type: text/plain; charset=UTF-8 X-Content-Filtered-By: Mailman/MimeDel 2.1.20 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: Mon, 11 May 2015 16:41:27 -0000 Hi, I am using FreeBSD 10.0-RELEASE #0 r260789. the following lines are a section of ps command out put on my server. as you see in second line rand_harvestq made completely busy one core my four cores CPU . The OS got very slow and top output doesn't show cpu usage . top output ======================== last pid: 40488; load averages: 2.57, 0.69, 0.34 up 6+22:29:24 11:38:01 74 processes: 2 running, 72 sleeping CPU: % user, % nice, % system, % interrupt, % idle Mem: 50M Active, 1128M Inact, 718M Wired, 1780K Cache, 622M Buf, 4040M Free Swap: 4096M Total, 4096M Free ps output ========================= USER PID %CPU %MEM VSZ RSS TT STAT STARTED TIME COMMAND root 11 300.0 0.0 0 64 - R