Date: Tue, 22 Sep 2015 15:20:37 -0500 From: Adam Vande More <amvandemore@gmail.com> To: Martin Birgmeier <la5lbtyi@aon.at> Cc: =?UTF-8?Q?Bernhard_Fr=C3=B6hlich?= <decke@bluelife.at>, "freebsd-emulation@freebsd.org" <freebsd-emulation@freebsd.org> Subject: Re: VirtualBox mangles memory Message-ID: <CA%2BtpaK1w=KM93roeecF30Gvgva_sofGCwuDGOWn44y2O2L5x9Q@mail.gmail.com> In-Reply-To: <5601AB71.9000003@aon.at> References: <55FE9662.7000406@aon.at> <1442866256.1127084.389759513.29E96282@webmail.messagingengine.com> <56017026.6040809@aon.at> <CAE-m3X1eZww8FGu1kTmUwn7dyQNXjXySgHO=WRsGEbJKvWL=AA@mail.gmail.com> <5601AB71.9000003@aon.at>
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On Tue, Sep 22, 2015 at 2:26 PM, Martin Birgmeier <la5lbtyi@aon.at> wrote: > I don't think it is related to zfs. The 8GB machine did not even have > zfs loaded or a zfs file system when I first reported the problem. (The > problem with 'zfs send' only happened recently on the 16GB machine.) > > I'd like to know what has changed between FBSD 9 and 10 regarding memory > management and maybe memory tuning parameters. I run VBox w/ zfs send at dozen times a day on several systems on 10-STABLE pre and post 10.2. Never seen the symptoms you describe. > I am quite sure that the > cause is to be found there > I don't see any cause for surety in the info you have given us. Have you tried any basic steps like monitoring usage during these events or running it under truss/valgrind etc to find out what is going on? -- Adam
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