Date: Fri, 5 Jun 2020 17:26:30 -0400 From: mike tancsa <mike@sentex.net> To: Miroslav Lachman <000.fbsd@quip.cz>, "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org> Subject: Re: ZFS on FreeBSD 11.3 slower than 10.4 Message-ID: <4c099bfc-1770-36be-2a17-d3be5cd00045@sentex.net> In-Reply-To: <1ff455a5-d111-86fa-ceb1-1021b6d9a5b6@quip.cz> References: <1ff455a5-d111-86fa-ceb1-1021b6d9a5b6@quip.cz>
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On 5/23/2020 3:44 PM, Miroslav Lachman wrote: > I upgraded my old desktop computer few month ago from old 10.4 based > PC-BSD to stock FreeBSD 11.3. It uses single 2TB HDD 7200rpm. > My problem is that upgraded version is really slow and some desktop > applications are very lagging (playing multimedia is interrupted for a > fraction of seconds) when there is heavy filesystem activity. > > Is it possible some of the Intel CPU mitigations are causing some of the slowdown ? They dont seem to be in 10x ? Maybe try disabling ? https://wiki.freebsd.org/SpeculativeExecutionVulnerabilities ---Mike
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