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tosleep
2006 Nov 02
11
ZFS and memory usage.
ZFS works really stable on FreeBSD, but I''m biggest problem is how to
control ZFS memory usage. I''ve no idea how to leash that beast.
FreeBSD has a backpresure mechanism. I can register my function so it
will be called when there are memory problems, which I do. I using it
for ARC layer.
Even with this in place under heavy load the kernel panics, because
memory with KM_SLEEP