Date: Fri, 16 Jan 2015 10:19:40 -0800 From: Chuck Tuffli <ctuffli@gmail.com> To: Mihai Vintila <unixro@gmail.com> Cc: "freebsd-stable@freebsd.org" <freebsd-stable@freebsd.org> Subject: Re: Poor performance on Intel P3600 NVME driver Message-ID: <CAKAYmM%2BEpvOYfFnF1i02aoTC2vfVT%2Bq=6XvCPBnYg-mRQAVD1A@mail.gmail.com> In-Reply-To: <54B8C7E9.3030602@gmail.com> References: <54B7F769.40605@gmail.com> <20150115175927.GA19071@zxy.spb.ru> <54B8C7E9.3030602@gmail.com>
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On Fri, Jan 16, 2015 at 12:12 AM, Mihai Vintila <unixro@gmail.com> wrote: > I've tried to increase it and obtained around 90k iops for write, but now i > only get : > > nvme0: WRITE sqid:6 cid:125 nsid:1 lba:3907028496 len:16 > nvme0: WRITE FAULTS (02/80) sqid:6 cid:125 cdw0:0 > nvme0: async event occurred (log page id=0x1) > nvme0: WRITE sqid:6 cid:126 nsid:1 lba:528 len:16 > nvme0: WRITE FAULTS (02/80) sqid:6 cid:126 cdw0:0 > nvme0: async event occurred (log page id=0x1) > nvme0: WRITE sqid:6 cid:127 nsid:1 lba:3907027984 len:16 > nvme0: WRITE FAULTS (02/80) sqid:6 cid:127 cdw0:0 > nvme0: async event occurred (log page id=0x1) If it helps, 02/80 means media error / LBA out of range, and log page 0x1 contains command error information which will probably show that the starting LBA field for the write command was the issue. --chuck
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