From nobody Mon Jan 30 11:03:03 2023 X-Original-To: freebsd-stable@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 4P54zF2SBSz3cGF0 for ; Mon, 30 Jan 2023 11:03:05 +0000 (UTC) (envelope-from nvass@gmx.com) Received: from mout.gmx.net (mout.gmx.net [212.227.15.15]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (P-256) server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "mout.gmx.net", Issuer "TeleSec ServerPass Class 2 CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4P54zF07BGz44x4 for ; Mon, 30 Jan 2023 11:03:04 +0000 (UTC) (envelope-from nvass@gmx.com) Authentication-Results: mx1.freebsd.org; none Received: from [5.203.213.109] ([5.203.213.109]) by web-mail.gmx.net (3c-app-mailcom-bs08.server.lan [172.19.170.176]) (via HTTP); Mon, 30 Jan 2023 12:03:03 +0100 List-Id: Production branch of FreeBSD source code List-Archive: https://lists.freebsd.org/archives/freebsd-stable List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-stable@freebsd.org X-BeenThere: freebsd-stable@freebsd.org MIME-Version: 1.0 Message-ID: From: Nikos Vassiliadis To: Nikos Vassiliadis Cc: freebsd-stable@freebsd.org Subject: Kernel is using a lot of CPU (was: Re: test) Content-Type: text/plain; charset=UTF-8 Date: Mon, 30 Jan 2023 12:03:03 +0100 Importance: normal Sensitivity: Normal In-Reply-To: References: X-UI-Message-Type: mail X-Priority: 3 X-Provags-ID: V03:K1:MWCc6YrpiDmQWdlquqeXJ11xf31M2iUxn9jgobvwhH2QnC3Ji1nOSURxcz+g24tk4Jw7d BjPZC2FS+iwm5sOeMCXTiSVNL3duiVYhTq46gydmZ5s+HpEnt+3+9j4mxUOMyMs1uwGXE/UZN+JG kEUoL+7MCDqm4MJGdZM7g7vmhQzIUsUD7ampw4j1CU7MQF5xKxvj6MRWWx69h1EsDoq+Mzjf5UTQ EnuB46SDJM5RCBtiOrm4Iok62nXTp75pOdOewaEFLO7hqzV/TKtCK7GqCJXoS6nSNWegx0Zk3vtB +8= X-Spam-Flag: NO UI-OutboundReport: notjunk:1;M01:P0:mYHOzpUAyoA=;qjaKfa7Pn7C3FqJNrjn/VQJjmvE EPAGGlPpxlUBetN7oBulC0ng/aVmoMugEvSXeqZaD9beVX0894ddRxA3760QybETv3kFB1+8C IZN093Nr9f5J0dFFs4kiAlH4C4Y7vfi87L0g06oHy5It4nNB0z29u+KBkcXcB0vsmSPnaD6PW 86FiBVWohyU2VSh9eS94GXeypO3i4H2i9p8+vIr7xmiRss+2QaEK7do+hO/e1uSxusCg8WwUD MhVF8yy/vafiSmo8WUHdSsVDoapUws7XvN70NZQ30Yxjol+Fwdpc3cogehgecL2J9WYdNCMNf v+Y7nKof2me5CniGXTBDuIinGQZS2GwCiAu+kcEyh7L8P20ALgjbvnIiYhstwHj81IifkEKRv +qtHj4IWclJoYFxn7l813jHKP9RTrlOwazGEy3RZhsiUka36pqGNyyl9N3E29+97oO7ZBTssz IcLNZLvwqk1Kj/74eq4e5mqEhTFAMr9SmhyqXiwrZDAsphzM00Uhdk8EsmieJJElRkoOgf55f AnlNEst46NGUgp6emdv8Po7p0dO2bXbyC5V676KjcoperwnUAlsxvTKD9IvIp2bOikLXLobAM DdGAz+LDFQf5ifHwfmo4YZ9TDJLYIJv/a/qia8eC43i7IUhYa4pqYyQz3f7mHBapch/LTOhRk rmubMnZPleKtjZoXFJZTy4ITYVSg42+vLjqVGCTZ7mwH9hZ0X9aB86jYLbs2hlLkmfCNNB0il cMKMoexy8YNBl1Ua98NNGmpIx2YnG5wC9UkntdnnYcOCU4uY/nFgkQ0Ad8RlqT6HjR5xlK0Lq I5Q3SpcLSeW62Pny2Ol04FoA== X-Rspamd-Queue-Id: 4P54zF07BGz44x4 X-Spamd-Bar: ---- X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:8560, ipnet:212.227.0.0/16, country:DE] X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-ThisMailContainsUnwantedMimeParts: N > Hi, > > I just rebooted a system of mine and it seems that the kernel is constantly doing something. How could I debug this? > I am thinking of rebooting it tonight > > root@aurora:~ # top -S -b > last pid: 2196; load averages: 1.00, 1.00, 1.00 up 0+01:54:34 12:41:35 > 72 processes: 2 running, 69 sleeping, 1 waiting > CPU: 0.0% user, 0.0% nice, 24.6% system, 0.0% interrupt, 75.3% idle > Mem: 46M Active, 171M Inact, 1429M Wired, 14G Free > ARC: 919M Total, 354M MFU, 487M MRU, 6912K Anon, 8726K Header, 63M Other > 234M Compressed, 610M Uncompressed, 2.60:1 Ratio > Swap: 16G Total, 16G Free > > PID USERNAME THR PRI NICE SIZE RES STATE C TIME WCPU COMMAND > 11 root 4 155 ki31 0B 64K RUN 0 345:06 314.31% idle > 0 root 49 -16 - 0B 784K swapin 1 112:27 99.85% kernel > 30 root 319 -16 - 0B 5120K spa->s 3 0:06 0.00% zpool-aurora-os > 1157 root 1 20 0 176M 150M select 2 0:05 0.00% smbd > 1154 root 1 20 0 175M 150M select 2 0:05 0.00% smbd > > This is a 12.4-RELEASE system. > > Thanks for any ideas, > Nikos > > > Sending the email again with the correct subject