From nobody Tue Jun 21 20:27:53 2022 X-Original-To: freebsd-current@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 35D7785D6F9 for ; Tue, 21 Jun 2022 20:28:01 +0000 (UTC) (envelope-from bsd-lists@bsdforge.com) Received: from udns.ultimatedns.net (udns.ultimatedns.net [24.113.41.81]) (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-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "ultimatedns.net", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4LSJ405wdPz4qk4 for ; Tue, 21 Jun 2022 20:28:00 +0000 (UTC) (envelope-from bsd-lists@bsdforge.com) Received: from ultimatedns.net (localhost [127.0.0.1]) by udns.ultimatedns.net (8.16.1/8.16.1) with ESMTP id 25LKRrHq034865; Tue, 21 Jun 2022 13:27:59 -0700 (PDT) (envelope-from bsd-lists@bsdforge.com) List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Date: Tue, 21 Jun 2022 13:27:53 -0700 From: Chris To: Larry Rosenman Cc: Ultima , Freebsd current Subject: Re: MCE: Does this look possibly like a slot issue? In-Reply-To: <82787bd0e19b4ffa929d21c8515ea0c3@lerctr.org> References: <696947ca2bfea895d0062a88c06673f7@bsdforge.com> <82787bd0e19b4ffa929d21c8515ea0c3@lerctr.org> User-Agent: UDNSMS/17.0 Message-ID: <4aee6dcd2e0942cc65183e38283d2411@bsdforge.com> X-Sender: bsd-lists@bsdforge.com Content-Type: multipart/mixed; boundary="=_4723ad2c58da89832ebb706818ad6808" X-Rspamd-Queue-Id: 4LSJ405wdPz4qk4 X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; none X-Spamd-Result: default: False [0.00 / 15.00]; ASN(0.00)[asn:11404, ipnet:24.113.0.0/16, country:US]; local_wl_ip(0.00)[24.113.41.81] X-ThisMailContainsUnwantedMimeParts: N --=_4723ad2c58da89832ebb706818ad6808 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; format=flowed On 2022-06-21 12:23, Larry Rosenman wrote: > On 06/21/2022 1:23 pm, Chris wrote: >> On 2022-06-20 17:23, Larry Rosenman wrote: >>> I'm seeing them constantly: >> FWIW it looks like a sync(ing) problem between your >> RAM && CPU cache. Are are your clocks set correctly >> for your CPU && RAM? Is your CPU too hot? Is the CPU >> cache ECC? >>> >>> root@freenas[~]# mcelog --dmi > > [snip] > > Hrm. IIRC all the BIOS parameters are default (I could be mistaken). It's > a > SuperMicro X8DTN+ motherboard with: > CPU: Intel(R) Xeon(R) CPU E5645 @ 2.40GHz (2400.22-MHz K8-class > CPU) > Origin="GenuineIntel" Id=0x206c2 Family=0x6 Model=0x2c Stepping=2 > > Features=0xbfebfbff > > Features2=0x29ee3ff > AMD Features=0x2c100800 > AMD Features2=0x1 > Structured Extended Features3=0x9c000000 > VT-x: PAT,HLT,MTF,PAUSE,EPT,UG,VPID > TSC: P-state invariant, performance statistics > real memory = 77309411328 (73728 MB) > avail memory = 75186962432 (71703 MB) > (2 packages, 6 core, 12-threads each) and 18 4GB sticks. > this ONE slot seems to be a problem. > > How would you recommend looking for an issue modulo pulling the 2 cpu > packages? When I ran into these errors it turned out to be a hot CPU as I recall. While I'm familiar with the hardware your using. I have no history with *your* equipment. The first 2 things I'd do given ECC is so sensitive, is replace/swap the PSU with a known good one. The CPU(s) should be re-seated && re-greased. The fans operate as intended? At that point a long session with sysutils/memtest86 or a buildworld session should tell you if everything is AOK. Frankly; as to testing memory; working with a single stick at a time would be more conclusive resulting in a shorter time to conclusion. 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