Date: Thu, 5 Jun 2003 10:18:27 -0700 (PDT) From: Kip Macy <kmacy@fsmware.com> To: Gabriel Ambuehl <gabriel_ambuehl@buz.ch> Cc: freebsd-cluster@freebsd.org Subject: Re: Re[2]: iSCSI and clustering with FreeBSD Message-ID: <Pine.LNX.4.21.0306051015210.30871-100000@walnut.he.net> In-Reply-To: <1386056109.20030605191524@buz.ch>
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> > I think it's mostly process migration combined with a scheduler. It > still doesn't support threads of one process on different machines > IIRC. Then again, the performance to sync such would be prohibitively > anyway. It has a number of extensions for improving performance, including a clustered file system. The unpatched version (which itself is a _large_ patch), cannot migrate rfork style threaded programs. The problem is linux views (or, at least pre-nptl, viewed) threads as separate processes, so only migrating one process would be extremely expensive. -Kip
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