evict_age.xd

#pragma D option aggsortkey

ddi_get_lbolt:return
{
	curtime = arg1;
}

arc_buf_destroy:entry
/callers["arc_evict"] && curtime/
{
	@[args[0]->b_hdr->b_state==&`ARC_mru ? "mru" : "mfu",
	    args[0]->b_hdr->b_type ? "metadata" : "data"] =
	    quantize((curtime - args[0]->b_hdr->b_arc_access)/100);
	@age[args[0]->b_hdr->b_state==&`ARC_mru ? "mru" : "mfu",
	    args[0]->b_hdr->b_type ? "metadata" : "data"] =
	    avg((curtime - args[0]->b_hdr->b_arc_access)/100);
}