Date: Sat, 6 Oct 2007 15:52:36 +0200 From: "Claus Guttesen" <kometen@gmail.com> To: "Ivan Voras" <ivoras@freebsd.org> Cc: freebsd-fs@freebsd.org, freebsd-current@freebsd.org Subject: Re: ZFS kmem_map too small. Message-ID: <b41c75520710060652h520dc45eh5ce5d14a2fea25ba@mail.gmail.com> In-Reply-To: <fe7p1h$1tp$1@sea.gmane.org> References: <20071005000046.GC92272@garage.freebsd.pl> <fe7p1h$1tp$1@sea.gmane.org>
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> > What I did was to rsync 200 FreeBSD src trees from one directory to > > another on the same ZFS file system. It worked fine. > > It looks like most problems (including mine I sent you before) are when > rsync (and possibly NFS?) are run over the network. How much kernel > memory does a heavily loaded network stack (multiple parallel > connections & TCP streams) consume? Just for the TCP send & receive > buffers I'd guess at least something like 128K*number_of_connections. In my case I rsync'ed both across the network and locally within one zpool. Both times I got the 'kmem_map too small' error. -- regards Claus When lenity and cruelty play for a kingdom, the gentlest gamester is the soonest winner. Shakespeare
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