Date: Wed, 13 Feb 2019 01:37:31 +0700 From: Eugene Grosbein <eugen@grosbein.net> To: Kurt Jaeger <pi@opsec.eu> Cc: Garrett Wollman <wollman@bimajority.org>, freebsd-stable@freebsd.org Subject: Re: 11.2-STABLE kernel wired memory leak Message-ID: <80e414af-058c-5f84-0f9b-36529d5e06b4@grosbein.net> In-Reply-To: <20190212182915.GM2748@home.opsec.eu> References: <d8c7abc0-3ba1-40e4-22b1-1b30d28ced14@grosbein.net> <201902121757.x1CHve0h056876@hergotha.csail.mit.edu> <7125e053-5adf-929a-bde6-a64fceae2aaa@grosbein.net> <8a9361fd-4701-4e33-33f0-e4800af7637c@grosbein.net> <20190212182915.GM2748@home.opsec.eu>
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13.02.2019 1:29, Kurt Jaeger wrote: > On a 8 GB 11.2p8 box doing mostly routing: > > 42.3047 abd_chunk > 40 zio_buf_131072 > 31.75 zio_data_buf_131072 > 19.8901 swblk > 12.9224 RADIX NODE > 11.7344 zio_buf_16384 > 10.0664 zio_data_buf_12288 > 9.84375 zio_data_buf_40960 > 9.375 zio_data_buf_81920 > 7.96875 zio_data_buf_98304 > > So, how do I understand this ? Please note that I use: > > vfs.zfs.arc_max=1216348160 Each line shows how many megabytes is allocated but currently unused by corresponding UMA zone (and unavailable for other consumers). Your numbers are pretty low, you have nothing to worry about IMHO. I have hundreds of megabytes and gigabytes there.
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