diff --git a/bfi-rust/Cargo.toml b/bfi-rust/Cargo.toml
index d3cbadf..95dad5a 100644
--- a/bfi-rust/Cargo.toml
+++ b/bfi-rust/Cargo.toml
@@ -8,6 +8,8 @@ edition = "2018"
 
 [dependencies]
 
+[profile.release]
+debug=true
 
 [profile.dev]
-opt-level = 3
\ No newline at end of file
+opt-level = 3
diff --git a/bfi-rust/flamegraph.svg b/bfi-rust/flamegraph.svg
new file mode 100644
index 0000000..d86c8ea
--- /dev/null
+++ b/bfi-rust/flamegraph.svg
@@ -0,0 +1,412 @@
+<?xml version="1.0" standalone="no"?><!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN" "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd"><svg version="1.1" width="1200" height="630" onload="init(evt)" viewBox="0 0 1200 630" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:fg="http://github.com/jonhoo/inferno"><!--Flame graph stack visualization. See https://github.com/brendangregg/FlameGraph for latest version, and http://www.brendangregg.com/flamegraphs.html for examples.--><!--NOTES: --><defs><linearGradient id="background" y1="0" y2="1" x1="0" x2="0"><stop stop-color="#eeeeee" offset="5%"/><stop stop-color="#eeeeb0" offset="95%"/></linearGradient></defs><style type="text/css">
+text { font-family:"Verdana"; font-size:12px; fill:rgb(0,0,0); }
+#title { text-anchor:middle; font-size:17px; }
+#search { opacity:0.1; cursor:pointer; }
+#search:hover, #search.show { opacity:1; }
+#subtitle { text-anchor:middle; font-color:rgb(160,160,160); }
+#unzoom { cursor:pointer; }
+#frames > *:hover { stroke:black; stroke-width:0.5; cursor:pointer; }
+.hide { display:none; }
+.parent { opacity:0.5; }
+</style><script type="text/ecmascript"><![CDATA[var nametype = 'Function:';
+var fontsize = 12;
+var fontwidth = 0.59;
+var xpad = 10;
+var inverted = false;
+var searchcolor = 'rgb(230,0,230)';
+var fluiddrawing = true;
+var truncate_text_right = false;]]><![CDATA["use strict";
+var details, searchbtn, unzoombtn, matchedtxt, svg, searching, frames;
+function init(evt) {
+    details = document.getElementById("details").firstChild;
+    searchbtn = document.getElementById("search");
+    unzoombtn = document.getElementById("unzoom");
+    matchedtxt = document.getElementById("matched");
+    svg = document.getElementsByTagName("svg")[0];
+    frames = document.getElementById("frames");
+    total_samples = parseInt(frames.attributes.total_samples.value);
+    searching = 0;
+
+    // Use GET parameters to restore a flamegraph's state.
+    var restore_state = function() {
+        var params = get_params();
+        if (params.x && params.y)
+            zoom(find_group(document.querySelector('[*|x="' + params.x + '"][y="' + params.y + '"]')));
+        if (params.s)
+            search(params.s);
+    };
+
+    if (fluiddrawing) {
+        // Make width dynamic so the SVG fits its parent's width.
+        svg.removeAttribute("width");
+        // Edge requires us to have a viewBox that gets updated with size changes.
+        var isEdge = /Edge\/\d./i.test(navigator.userAgent);
+        if (!isEdge) {
+          svg.removeAttribute("viewBox");
+        }
+        var update_for_width_change = function() {
+            if (isEdge) {
+                svg.attributes.viewBox.value = "0 0 " + svg.width.baseVal.value + " " + svg.height.baseVal.value;
+            }
+
+            // Keep consistent padding on left and right of frames container.
+            frames.attributes.width.value = svg.width.baseVal.value - xpad * 2;
+
+            // Text truncation needs to be adjusted for the current width.
+            var el = frames.children;
+            for(var i = 0; i < el.length; i++) {
+                update_text(el[i]);
+            }
+
+            // Keep search elements at a fixed distance from right edge.
+            var svgWidth = svg.width.baseVal.value;
+            searchbtn.attributes.x.value = svgWidth - xpad - 100;
+            matchedtxt.attributes.x.value = svgWidth - xpad - 100;
+        };
+        window.addEventListener('resize', function() {
+            update_for_width_change();
+        });
+        // This needs to be done asynchronously for Safari to work.
+        setTimeout(function() {
+            unzoom();
+            update_for_width_change();
+            restore_state();
+        }, 0);
+    } else {
+        restore_state();
+    }
+}
+// event listeners
+window.addEventListener("click", function(e) {
+    var target = find_group(e.target);
+    if (target) {
+        if (target.nodeName == "a") {
+            if (e.ctrlKey === false) return;
+            e.preventDefault();
+        }
+        if (target.classList.contains("parent")) unzoom();
+        zoom(target);
+
+        // set parameters for zoom state
+        var el = target.querySelector("rect");
+        if (el && el.attributes && el.attributes.y && el.attributes["fg:x"]) {
+            var params = get_params()
+            params.x = el.attributes["fg:x"].value;
+            params.y = el.attributes.y.value;
+            history.replaceState(null, null, parse_params(params));
+        }
+    }
+    else if (e.target.id == "unzoom") {
+        unzoom();
+
+        // remove zoom state
+        var params = get_params();
+        if (params.x) delete params.x;
+        if (params.y) delete params.y;
+        history.replaceState(null, null, parse_params(params));
+    }
+    else if (e.target.id == "search") search_prompt();
+}, false)
+// mouse-over for info
+// show
+window.addEventListener("mouseover", function(e) {
+    var target = find_group(e.target);
+    if (target) details.nodeValue = nametype + " " + g_to_text(target);
+}, false)
+// clear
+window.addEventListener("mouseout", function(e) {
+    var target = find_group(e.target);
+    if (target) details.nodeValue = ' ';
+}, false)
+// ctrl-F for search
+window.addEventListener("keydown",function (e) {
+    if (e.keyCode === 114 || (e.ctrlKey && e.keyCode === 70)) {
+        e.preventDefault();
+        search_prompt();
+    }
+}, false)
+// functions
+function get_params() {
+    var params = {};
+    var paramsarr = window.location.search.substr(1).split('&');
+    for (var i = 0; i < paramsarr.length; ++i) {
+        var tmp = paramsarr[i].split("=");
+        if (!tmp[0] || !tmp[1]) continue;
+        params[tmp[0]]  = decodeURIComponent(tmp[1]);
+    }
+    return params;
+}
+function parse_params(params) {
+    var uri = "?";
+    for (var key in params) {
+        uri += key + '=' + encodeURIComponent(params[key]) + '&';
+    }
+    if (uri.slice(-1) == "&")
+        uri = uri.substring(0, uri.length - 1);
+    if (uri == '?')
+        uri = window.location.href.split('?')[0];
+    return uri;
+}
+function find_child(node, selector) {
+    var children = node.querySelectorAll(selector);
+    if (children.length) return children[0];
+    return;
+}
+function find_group(node) {
+    var parent = node.parentElement;
+    if (!parent) return;
+    if (parent.id == "frames") return node;
+    return find_group(parent);
+}
+function orig_save(e, attr, val) {
+    if (e.attributes["fg:orig_" + attr] != undefined) return;
+    if (e.attributes[attr] == undefined) return;
+    if (val == undefined) val = e.attributes[attr].value;
+    e.setAttribute("fg:orig_" + attr, val);
+}
+function orig_load(e, attr) {
+    if (e.attributes["fg:orig_"+attr] == undefined) return;
+    e.attributes[attr].value = e.attributes["fg:orig_" + attr].value;
+    e.removeAttribute("fg:orig_" + attr);
+}
+function g_to_text(e) {
+    var text = find_child(e, "title").firstChild.nodeValue;
+    return (text)
+}
+function g_to_func(e) {
+    var func = g_to_text(e);
+    // if there's any manipulation we want to do to the function
+    // name before it's searched, do it here before returning.
+    return (func);
+}
+function update_text(e) {
+    var r = find_child(e, "rect");
+    var t = find_child(e, "text");
+    var w = parseFloat(r.attributes.width.value) * frames.attributes.width.value / 100 - 3;
+    var txt = find_child(e, "title").textContent.replace(/\([^(]*\)$/,"");
+    t.attributes.x.value = format_percent((parseFloat(r.attributes.x.value) + (100 * 3 / frames.attributes.width.value)));
+    // Smaller than this size won't fit anything
+    if (w < 2 * fontsize * fontwidth) {
+        t.textContent = "";
+        return;
+    }
+    t.textContent = txt;
+    // Fit in full text width
+    if (/^ *\$/.test(txt) || t.getComputedTextLength() < w)
+        return;
+    if (truncate_text_right) {
+        // Truncate the right side of the text.
+        for (var x = txt.length - 2; x > 0; x--) {
+            if (t.getSubStringLength(0, x + 2) <= w) {
+                t.textContent = txt.substring(0, x) + "..";
+                return;
+            }
+        }
+    } else {
+        // Truncate the left side of the text.
+        for (var x = 2; x < txt.length; x++) {
+            if (t.getSubStringLength(x - 2, txt.length) <= w) {
+                t.textContent = ".." + txt.substring(x, txt.length);
+                return;
+            }
+        }
+    }
+    t.textContent = "";
+}
+// zoom
+function zoom_reset(e) {
+    if (e.tagName == "rect") {
+        e.attributes.x.value = format_percent(100 * parseInt(e.attributes["fg:x"].value) / total_samples);
+        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / total_samples);
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_reset(c[i]);
+    }
+}
+function zoom_child(e, x, zoomed_width_samples) {
+    if (e.tagName == "text") {
+        var parent_x = parseFloat(find_child(e.parentNode, "rect[x]").attributes.x.value);
+        e.attributes.x.value = format_percent(parent_x + (100 * 3 / frames.attributes.width.value));
+    } else if (e.tagName == "rect") {
+        e.attributes.x.value = format_percent(100 * (parseInt(e.attributes["fg:x"].value) - x) / zoomed_width_samples);
+        e.attributes.width.value = format_percent(100 * parseInt(e.attributes["fg:w"].value) / zoomed_width_samples);
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_child(c[i], x, zoomed_width_samples);
+    }
+}
+function zoom_parent(e) {
+    if (e.attributes) {
+        if (e.attributes.x != undefined) {
+            e.attributes.x.value = "0.0%";
+        }
+        if (e.attributes.width != undefined) {
+            e.attributes.width.value = "100.0%";
+        }
+    }
+    if (e.childNodes == undefined) return;
+    for(var i = 0, c = e.childNodes; i < c.length; i++) {
+        zoom_parent(c[i]);
+    }
+}
+function zoom(node) {
+    var attr = find_child(node, "rect").attributes;
+    var width = parseInt(attr["fg:w"].value);
+    var xmin = parseInt(attr["fg:x"].value);
+    var xmax = xmin + width;
+    var ymin = parseFloat(attr.y.value);
+    unzoombtn.classList.remove("hide");
+    var el = frames.children;
+    for (var i = 0; i < el.length; i++) {
+        var e = el[i];
+        var a = find_child(e, "rect").attributes;
+        var ex = parseInt(a["fg:x"].value);
+        var ew = parseInt(a["fg:w"].value);
+        // Is it an ancestor
+        if (!inverted) {
+            var upstack = parseFloat(a.y.value) > ymin;
+        } else {
+            var upstack = parseFloat(a.y.value) < ymin;
+        }
+        if (upstack) {
+            // Direct ancestor
+            if (ex <= xmin && (ex+ew) >= xmax) {
+                e.classList.add("parent");
+                zoom_parent(e);
+                update_text(e);
+            }
+            // not in current path
+            else
+                e.classList.add("hide");
+        }
+        // Children maybe
+        else {
+            // no common path
+            if (ex < xmin || ex >= xmax) {
+                e.classList.add("hide");
+            }
+            else {
+                zoom_child(e, xmin, width);
+                update_text(e);
+            }
+        }
+    }
+}
+function unzoom() {
+    unzoombtn.classList.add("hide");
+    var el = frames.children;
+    for(var i = 0; i < el.length; i++) {
+        el[i].classList.remove("parent");
+        el[i].classList.remove("hide");
+        zoom_reset(el[i]);
+        update_text(el[i]);
+    }
+}
+// search
+function reset_search() {
+    var el = document.querySelectorAll("#frames rect");
+    for (var i = 0; i < el.length; i++) {
+        orig_load(el[i], "fill")
+    }
+    var params = get_params();
+    delete params.s;
+    history.replaceState(null, null, parse_params(params));
+}
+function search_prompt() {
+    if (!searching) {
+        var term = prompt("Enter a search term (regexp " +
+            "allowed, eg: ^ext4_)", "");
+        if (term != null) {
+            search(term)
+        }
+    } else {
+        reset_search();
+        searching = 0;
+        searchbtn.classList.remove("show");
+        searchbtn.firstChild.nodeValue = "Search"
+        matchedtxt.classList.add("hide");
+        matchedtxt.firstChild.nodeValue = ""
+    }
+}
+function search(term) {
+    var re = new RegExp(term);
+    var el = frames.children;
+    var matches = new Object();
+    var maxwidth = 0;
+    for (var i = 0; i < el.length; i++) {
+        var e = el[i];
+        // Skip over frames which are either not visible, or below the zoomed-to frame
+        if (e.classList.contains("hide") || e.classList.contains("parent")) {
+            continue;
+        }
+        var func = g_to_func(e);
+        var rect = find_child(e, "rect");
+        if (func == null || rect == null)
+            continue;
+        // Save max width. Only works as we have a root frame
+        var w = parseInt(rect.attributes["fg:w"].value);
+        if (w > maxwidth)
+            maxwidth = w;
+        if (func.match(re)) {
+            // highlight
+            var x = parseInt(rect.attributes["fg:x"].value);
+            orig_save(rect, "fill");
+            rect.attributes.fill.value = searchcolor;
+            // remember matches
+            if (matches[x] == undefined) {
+                matches[x] = w;
+            } else {
+                if (w > matches[x]) {
+                    // overwrite with parent
+                    matches[x] = w;
+                }
+            }
+            searching = 1;
+        }
+    }
+    if (!searching)
+        return;
+    var params = get_params();
+    params.s = term;
+    history.replaceState(null, null, parse_params(params));
+
+    searchbtn.classList.add("show");
+    searchbtn.firstChild.nodeValue = "Reset Search";
+    // calculate percent matched, excluding vertical overlap
+    var count = 0;
+    var lastx = -1;
+    var lastw = 0;
+    var keys = Array();
+    for (k in matches) {
+        if (matches.hasOwnProperty(k))
+            keys.push(k);
+    }
+    // sort the matched frames by their x location
+    // ascending, then width descending
+    keys.sort(function(a, b){
+        return a - b;
+    });
+    // Step through frames saving only the biggest bottom-up frames
+    // thanks to the sort order. This relies on the tree property
+    // where children are always smaller than their parents.
+    for (var k in keys) {
+        var x = parseInt(keys[k]);
+        var w = matches[keys[k]];
+        if (x >= lastx + lastw) {
+            count += w;
+            lastx = x;
+            lastw = w;
+        }
+    }
+    // display matched percent
+    matchedtxt.classList.remove("hide");
+    var pct = 100 * count / maxwidth;
+    if (pct != 100) pct = pct.toFixed(1);
+    matchedtxt.firstChild.nodeValue = "Matched: " + pct + "%";
+}
+function format_percent(n) {
+    return n.toFixed(4) + "%";
+}
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2.00%)</title><rect x="46.0000%" y="165" width="2.0000%" height="15" fill="rgb(247,18,42)" fg:x="23" fg:w="1"/><text x="46.2500%" y="175.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="46.0000%" y="149" width="2.0000%" height="15" fill="rgb(241,131,45)" fg:x="23" fg:w="1"/><text x="46.2500%" y="159.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="46.0000%" y="133" width="2.0000%" height="15" fill="rgb(249,31,29)" fg:x="23" fg:w="1"/><text x="46.2500%" y="143.50">[..</text></g><g><title>[unknown] (25 samples, 50.00%)</title><rect x="0.0000%" y="549" width="50.0000%" height="15" fill="rgb(225,111,53)" fg:x="0" fg:w="25"/><text x="0.2500%" y="559.50">[unknown]</text></g><g><title>_start (1 samples, 2.00%)</title><rect x="48.0000%" y="533" width="2.0000%" height="15" fill="rgb(238,160,17)" fg:x="24" fg:w="1"/><text x="48.2500%" y="543.50">_..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="48.0000%" y="517" width="2.0000%" height="15" fill="rgb(214,148,48)" fg:x="24" fg:w="1"/><text x="48.2500%" y="527.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="48.0000%" y="501" width="2.0000%" height="15" fill="rgb(232,36,49)" fg:x="24" fg:w="1"/><text x="48.2500%" y="511.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="48.0000%" y="485" width="2.0000%" height="15" fill="rgb(209,103,24)" fg:x="24" fg:w="1"/><text x="48.2500%" y="495.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="48.0000%" y="469" width="2.0000%" height="15" fill="rgb(229,88,8)" fg:x="24" fg:w="1"/><text x="48.2500%" y="479.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="48.0000%" y="453" width="2.0000%" height="15" fill="rgb(213,181,19)" fg:x="24" fg:w="1"/><text x="48.2500%" y="463.50">[..</text></g><g><title>_init (1 samples, 2.00%)</title><rect x="50.0000%" y="549" width="2.0000%" height="15" fill="rgb(254,191,54)" fg:x="25" fg:w="1"/><text x="50.2500%" y="559.50">_..</text></g><g><title>__pthread_initialize_minimal_internal (1 samples, 2.00%)</title><rect x="50.0000%" y="533" width="2.0000%" height="15" fill="rgb(241,83,37)" fg:x="25" fg:w="1"/><text x="50.2500%" y="543.50">_..</text></g><g><title>__GI___getrlimit64 (1 samples, 2.00%)</title><rect x="50.0000%" y="517" width="2.0000%" height="15" fill="rgb(233,36,39)" fg:x="25" fg:w="1"/><text x="50.2500%" y="527.50">_..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="501" width="2.0000%" height="15" fill="rgb(226,3,54)" fg:x="25" fg:w="1"/><text x="50.2500%" y="511.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="485" width="2.0000%" height="15" fill="rgb(245,192,40)" fg:x="25" fg:w="1"/><text x="50.2500%" y="495.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="469" width="2.0000%" height="15" fill="rgb(238,167,29)" fg:x="25" fg:w="1"/><text x="50.2500%" y="479.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="453" width="2.0000%" height="15" fill="rgb(232,182,51)" fg:x="25" fg:w="1"/><text x="50.2500%" y="463.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="437" width="2.0000%" height="15" fill="rgb(231,60,39)" fg:x="25" fg:w="1"/><text x="50.2500%" y="447.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="421" width="2.0000%" height="15" fill="rgb(208,69,12)" fg:x="25" fg:w="1"/><text x="50.2500%" y="431.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="50.0000%" y="405" width="2.0000%" height="15" fill="rgb(235,93,37)" fg:x="25" fg:w="1"/><text x="50.2500%" y="415.50">[..</text></g><g><title>_dl_map_object_deps (2 samples, 4.00%)</title><rect x="52.0000%" y="469" width="4.0000%" height="15" fill="rgb(213,116,39)" fg:x="26" fg:w="2"/><text x="52.2500%" y="479.50">_dl_..</text></g><g><title>_dl_catch_exception (2 samples, 4.00%)</title><rect x="52.0000%" y="453" width="4.0000%" height="15" fill="rgb(222,207,29)" fg:x="26" fg:w="2"/><text x="52.2500%" y="463.50">_dl_..</text></g><g><title>openaux (2 samples, 4.00%)</title><rect x="52.0000%" y="437" width="4.0000%" height="15" fill="rgb(206,96,30)" fg:x="26" fg:w="2"/><text x="52.2500%" y="447.50">open..</text></g><g><title>_dl_map_object (2 samples, 4.00%)</title><rect x="52.0000%" y="421" width="4.0000%" height="15" fill="rgb(218,138,4)" fg:x="26" fg:w="2"/><text x="52.2500%" y="431.50">_dl_..</text></g><g><title>_dl_map_object_from_fd (2 samples, 4.00%)</title><rect x="52.0000%" y="405" width="4.0000%" height="15" fill="rgb(250,191,14)" fg:x="26" fg:w="2"/><text x="52.2500%" y="415.50">_dl_..</text></g><g><title>_dl_map_segments (2 samples, 4.00%)</title><rect x="52.0000%" y="389" width="4.0000%" height="15" fill="rgb(239,60,40)" fg:x="26" fg:w="2"/><text x="52.2500%" y="399.50">_dl_..</text></g><g><title>__mmap64 (2 samples, 4.00%)</title><rect x="52.0000%" y="373" width="4.0000%" height="15" fill="rgb(206,27,48)" fg:x="26" fg:w="2"/><text x="52.2500%" y="383.50">__mm..</text></g><g><title>__mmap64 (2 samples, 4.00%)</title><rect x="52.0000%" y="357" width="4.0000%" height="15" fill="rgb(225,35,8)" fg:x="26" fg:w="2"/><text x="52.2500%" y="367.50">__mm..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="341" width="4.0000%" height="15" fill="rgb(250,213,24)" fg:x="26" fg:w="2"/><text x="52.2500%" y="351.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="325" width="4.0000%" height="15" fill="rgb(247,123,22)" fg:x="26" fg:w="2"/><text x="52.2500%" y="335.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="309" width="4.0000%" height="15" fill="rgb(231,138,38)" fg:x="26" fg:w="2"/><text x="52.2500%" y="319.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="293" width="4.0000%" height="15" fill="rgb(231,145,46)" fg:x="26" fg:w="2"/><text x="52.2500%" y="303.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="277" width="4.0000%" height="15" fill="rgb(251,118,11)" fg:x="26" fg:w="2"/><text x="52.2500%" y="287.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="261" width="4.0000%" height="15" fill="rgb(217,147,25)" fg:x="26" fg:w="2"/><text x="52.2500%" y="271.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="245" width="4.0000%" height="15" fill="rgb(247,81,37)" fg:x="26" fg:w="2"/><text x="52.2500%" y="255.50">[unk..</text></g><g><title>[unknown] (2 samples, 4.00%)</title><rect x="52.0000%" y="229" width="4.0000%" height="15" fill="rgb(209,12,38)" fg:x="26" fg:w="2"/><text x="52.2500%" y="239.50">[unk..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="213" width="2.0000%" height="15" fill="rgb(227,1,9)" fg:x="27" fg:w="1"/><text x="54.2500%" y="223.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="197" width="2.0000%" height="15" fill="rgb(248,47,43)" fg:x="27" fg:w="1"/><text x="54.2500%" y="207.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="181" width="2.0000%" height="15" fill="rgb(221,10,30)" fg:x="27" fg:w="1"/><text x="54.2500%" y="191.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="165" width="2.0000%" height="15" fill="rgb(210,229,1)" fg:x="27" fg:w="1"/><text x="54.2500%" y="175.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="149" width="2.0000%" height="15" fill="rgb(222,148,37)" fg:x="27" fg:w="1"/><text x="54.2500%" y="159.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="133" width="2.0000%" height="15" fill="rgb(234,67,33)" fg:x="27" fg:w="1"/><text x="54.2500%" y="143.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="117" width="2.0000%" height="15" fill="rgb(247,98,35)" fg:x="27" fg:w="1"/><text x="54.2500%" y="127.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="101" width="2.0000%" height="15" fill="rgb(247,138,52)" fg:x="27" fg:w="1"/><text x="54.2500%" y="111.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="85" width="2.0000%" height="15" fill="rgb(213,79,30)" fg:x="27" fg:w="1"/><text x="54.2500%" y="95.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="69" width="2.0000%" height="15" fill="rgb(246,177,23)" fg:x="27" fg:w="1"/><text x="54.2500%" y="79.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="53" width="2.0000%" height="15" fill="rgb(230,62,27)" fg:x="27" fg:w="1"/><text x="54.2500%" y="63.50">[..</text></g><g><title>[unknown] (1 samples, 2.00%)</title><rect x="54.0000%" y="37" width="2.0000%" height="15" fill="rgb(216,154,8)" fg:x="27" fg:w="1"/><text x="54.2500%" y="47.50">[..</text></g><g><title>dl_main (3 samples, 6.00%)</title><rect x="52.0000%" y="485" width="6.0000%" height="15" fill="rgb(244,35,45)" fg:x="26" fg:w="3"/><text x="52.2500%" y="495.50">dl_main</text></g><g><title>_dl_receive_error (1 samples, 2.00%)</title><rect x="56.0000%" y="469" width="2.0000%" height="15" fill="rgb(251,115,12)" fg:x="28" fg:w="1"/><text x="56.2500%" y="479.50">_..</text></g><g><title>version_check_doit (1 samples, 2.00%)</title><rect x="56.0000%" y="453" width="2.0000%" height="15" fill="rgb(240,54,50)" fg:x="28" fg:w="1"/><text x="56.2500%" y="463.50">v..</text></g><g><title>_dl_check_all_versions (1 samples, 2.00%)</title><rect x="56.0000%" y="437" width="2.0000%" height="15" fill="rgb(233,84,52)" fg:x="28" fg:w="1"/><text x="56.2500%" y="447.50">_..</text></g><g><title>_dl_check_map_versions (1 samples, 2.00%)</title><rect x="56.0000%" y="421" width="2.0000%" height="15" fill="rgb(207,117,47)" fg:x="28" fg:w="1"/><text x="56.2500%" y="431.50">_..</text></g><g><title>get_common_indices (1 samples, 2.00%)</title><rect x="58.0000%" y="453" width="2.0000%" height="15" fill="rgb(249,43,39)" fg:x="29" fg:w="1"/><text x="58.2500%" y="463.50">g..</text></g><g><title>bfinterpreter (31 samples, 62.00%)</title><rect x="0.0000%" y="565" width="62.0000%" height="15" fill="rgb(209,38,44)" fg:x="0" fg:w="31"/><text x="0.2500%" y="575.50">bfinterpreter</text></g><g><title>_start (5 samples, 10.00%)</title><rect x="52.0000%" y="549" width="10.0000%" height="15" fill="rgb(236,212,23)" fg:x="26" fg:w="5"/><text x="52.2500%" y="559.50">_start</text></g><g><title>_dl_start (5 samples, 10.00%)</title><rect x="52.0000%" y="533" width="10.0000%" height="15" fill="rgb(242,79,21)" fg:x="26" fg:w="5"/><text x="52.2500%" y="543.50">_dl_start</text></g><g><title>_dl_start_final (5 samples, 10.00%)</title><rect x="52.0000%" y="517" width="10.0000%" height="15" fill="rgb(211,96,35)" fg:x="26" fg:w="5"/><text x="52.2500%" y="527.50">_dl_start_final</text></g><g><title>_dl_sysdep_start (5 samples, 10.00%)</title><rect x="52.0000%" y="501" width="10.0000%" height="15" fill="rgb(253,215,40)" fg:x="26" fg:w="5"/><text x="52.2500%" y="511.50">_dl_sysdep_sta..</text></g><g><title>dl_platform_init (2 samples, 4.00%)</title><rect x="58.0000%" y="485" width="4.0000%" height="15" fill="rgb(211,81,21)" fg:x="29" fg:w="2"/><text x="58.2500%" y="495.50">dl_p..</text></g><g><title>init_cpu_features (2 samples, 4.00%)</title><rect x="58.0000%" y="469" width="4.0000%" height="15" fill="rgb(208,190,38)" fg:x="29" fg:w="2"/><text x="58.2500%" y="479.50">init..</text></g><g><title>get_extended_indices (1 samples, 2.00%)</title><rect x="60.0000%" y="453" width="2.0000%" height="15" fill="rgb(235,213,38)" fg:x="30" fg:w="1"/><text x="60.2500%" y="463.50">g..</text></g><g><title>all (50 samples, 100%)</title><rect x="0.0000%" y="581" width="100.0000%" height="15" fill="rgb(237,122,38)" fg:x="0" fg:w="50"/><text x="0.2500%" y="591.50"></text></g><g><title>perf (19 samples, 38.00%)</title><rect x="62.0000%" y="565" width="38.0000%" height="15" fill="rgb(244,218,35)" fg:x="31" fg:w="19"/><text x="62.2500%" y="575.50">perf</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="549" width="38.0000%" height="15" fill="rgb(240,68,47)" fg:x="31" fg:w="19"/><text x="62.2500%" y="559.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="533" width="38.0000%" height="15" fill="rgb(210,16,53)" fg:x="31" fg:w="19"/><text x="62.2500%" y="543.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="517" width="38.0000%" height="15" fill="rgb(235,124,12)" fg:x="31" fg:w="19"/><text x="62.2500%" y="527.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="501" width="38.0000%" height="15" fill="rgb(224,169,11)" fg:x="31" fg:w="19"/><text x="62.2500%" y="511.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="485" width="38.0000%" height="15" fill="rgb(250,166,2)" fg:x="31" fg:w="19"/><text x="62.2500%" y="495.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="469" width="38.0000%" height="15" fill="rgb(242,216,29)" fg:x="31" fg:w="19"/><text x="62.2500%" y="479.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="453" width="38.0000%" height="15" fill="rgb(230,116,27)" fg:x="31" fg:w="19"/><text x="62.2500%" y="463.50">[unknown]</text></g><g><title>[unknown] (19 samples, 38.00%)</title><rect x="62.0000%" y="437" width="38.0000%" height="15" fill="rgb(228,99,48)" fg:x="31" fg:w="19"/><text x="62.2500%" 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\ No newline at end of file
diff --git a/bfi-rust/perf.data b/bfi-rust/perf.data
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index 0000000..2d0d961
Binary files /dev/null and b/bfi-rust/perf.data differ
diff --git a/bfi-rust/perf.data.old b/bfi-rust/perf.data.old
new file mode 100644
index 0000000..b4333a6
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diff --git a/bfi-rust/sudo b/bfi-rust/sudo
new file mode 100644
index 0000000..fbd5f12
--- /dev/null
+++ b/bfi-rust/sudo
@@ -0,0 +1 @@
+-1 /proc/sys/kernel/perf_event_paranoid