Date: Wed, 16 Jan 2013 11:39:29 +0200 From: Andriy Gapon <avg@FreeBSD.org> To: Nicolas Rachinsky <fbsd-mas-0@ml.turing-complete.org> Cc: freebsd-fs <freebsd-fs@FreeBSD.org> Subject: Re: slowdown of zfs (tx->tx) Message-ID: <50F67551.5020704@FreeBSD.org> In-Reply-To: <CAFqOu6jJnWdbikPmE1-UML5i_x7meF%2BiyY=9WBRyv2j7AeOaSg@mail.gmail.com> References: <CAFqOu6jrng=v8eVyhqV-PBqJM_dYy%2BU7X4%2B=ahBeoxvK4mxcSA@mail.gmail.com> <20130110193949.GA10023@mid.pc5.i.0x5.de> <20130111073417.GA95100@mid.pc5.i.0x5.de> <CAFqOu6gWpMsWN0pTBiv10WfwyGWMfO9GzMLWTtcVxHixr-_i3Q@mail.gmail.com> <20130114094010.GA75529@mid.pc5.i.0x5.de> <CAFqOu6hxfGt_M6Jo9qWeifDz9YnNc_Bd9H-GEe4RYtutaPvH5w@mail.gmail.com> <20130114195148.GA20540@mid.pc5.i.0x5.de> <CAFqOu6jwJ4qhbOovN_NhzusdQJvrbvUC3g93sziR=Uw99SGenw@mail.gmail.com> <20130114214652.GA76779@mid.pc5.i.0x5.de> <CAFqOu6jKX-Ks6C1RK5GwZ51ZVUSnGSe7S99_EfK%2BfwLPjAFFYw@mail.gmail.com> <20130115224556.GA41774@mid.pc5.i.0x5.de> <CAFqOu6jJnWdbikPmE1-UML5i_x7meF%2BiyY=9WBRyv2j7AeOaSg@mail.gmail.com>
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on 16/01/2013 02:16 Artem Belevich said the following: > It appears that lots of threads are stuck in > metaslab_activate->space_map_load_wait path. Nicolas, another thing to check - is your pool nearly full. -- Andriy Gapon
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