BSD Now

By JT Pennington

Episode 240: TCP Blackbox Recording | BSD Now 240

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Published April 07, 2018 2:00pm

New ZFS features landing in FreeBSD, MAP_STACK for OpenBSD, how to write safer C code with Clang’s address sanitizer, Michael W. Lucas on sponsor gifts, TCP blackbox recorder, and Dell disk system hacking.Headlines[A number of Upstream ZFS features landed in FreeBSD this week]

9188 increase size of dbuf cache to reduce indirect block decompression

With compressed ARC (6950) we use up to 25% of our CPU to decompress indirect blocks, under a workload of random cached reads. To reduce this decompression cost, we would like to increase the size of th...

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