X-Spam-Checker-Version: SpamAssassin 3.3.0-rupdated (updated) on oss.sgi.com X-Spam-Level: X-Spam-Status: No, score=-0.3 required=5.0 tests=AWL,BAYES_00, FH_DATE_PAST_20XX autolearn=no version=3.3.0-rupdated Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by oss.sgi.com (8.14.3/8.14.3/SuSE Linux 0.8) with ESMTP id o2RIhdg9118644 for ; Sat, 27 Mar 2010 13:43:39 -0500 X-ASG-Debug-ID: 1269715521-092402700000-NocioJ X-Barracuda-URL: http://cuda.sgi.com:80/cgi-bin/mark.cgi Received: from bifrost.lang.hm (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id B0F2B1470ED9 for ; Sat, 27 Mar 2010 11:45:21 -0700 (PDT) Received: from bifrost.lang.hm (mail.lang.hm [64.81.33.126]) by cuda.sgi.com with ESMTP id BKBk0uzOfzbdMMic for ; Sat, 27 Mar 2010 11:45:21 -0700 (PDT) Received: from asgard.lang.hm (asgard.lang.hm [10.0.0.100]) by bifrost.lang.hm (8.13.4/8.13.4/Debian-3) with ESMTP id o2RIjJSH009704; Sat, 27 Mar 2010 10:45:19 -0800 Date: Sat, 27 Mar 2010 11:45:19 -0700 (PDT) From: david@lang.hm X-X-Sender: dlang@asgard.lang.hm To: Emmanuel Florac cc: xfs@oss.sgi.com X-ASG-Orig-Subj: Re: 128TB filesystem limit? Subject: Re: 128TB filesystem limit? In-Reply-To: <20100327100618.71e24a0a@galadriel.home> Message-ID: References: <20100327100618.71e24a0a@galadriel.home> User-Agent: Alpine 2.00 (DEB 1167 2008-08-23) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII; format=flowed X-Barracuda-Connect: mail.lang.hm[64.81.33.126] X-Barracuda-Start-Time: 1269715522 X-Barracuda-Bayes: INNOCENT GLOBAL 0.0000 1.0000 -2.0210 X-Barracuda-Virus-Scanned: by cuda.sgi.com at sgi.com X-Barracuda-Spam-Score: -2.02 X-Barracuda-Spam-Status: No, SCORE=-2.02 using per-user scores of TAG_LEVEL=2.0 QUARANTINE_LEVEL=1000.0 KILL_LEVEL=2.1 tests=NO_REAL_NAME X-Barracuda-Spam-Report: Code version 3.2, rules version 3.2.2.26002 Rule breakdown below pts rule name description ---- ---------------------- -------------------------------------------------- 0.00 NO_REAL_NAME From: does not include a real name X-Virus-Scanned: ClamAV version 0.94.2, clamav-milter version 0.94.2 on oss.sgi.com X-Virus-Status: Clean On Sat, 27 Mar 2010, Emmanuel Florac wrote: > Le Thu, 25 Mar 2010 16:15:42 -0700 (PDT) vous ?criviez: > >> is this just rounding error combined with the 1000=1k vs 1024=1k >> marketing stuff, or is there some limit I am bumping into here. > > This isn't an xfs limit, I've set up several hundred big xfs FS for > more than 5 years (13 to 76 TB) and never saw that. It must be a bug in > df or elsewhere. What distribution is this? and architecture? debian 5 on amd64. at this point I'm fairly sure that it's just rounding error combined with the difference between 10^9 and 2^30 definitions of TB David Lang