From b1f966353695a0e06948df5332acccb84bbbcda0 Mon Sep 17 00:00:00 2001
From: Douglas Rumbaugh <dbr4@psu.edu>
Date: Wed, 31 Jan 2024 14:26:34 -0500
Subject: Query/Insert intermix benchmarks

---
 benchmarks/insert_query_tput_serial.cpp | 104 ++++++++++++++++++++++++++++++++
 1 file changed, 104 insertions(+)
 create mode 100644 benchmarks/insert_query_tput_serial.cpp

(limited to 'benchmarks/insert_query_tput_serial.cpp')

diff --git a/benchmarks/insert_query_tput_serial.cpp b/benchmarks/insert_query_tput_serial.cpp
new file mode 100644
index 0000000..ff9dc40
--- /dev/null
+++ b/benchmarks/insert_query_tput_serial.cpp
@@ -0,0 +1,104 @@
+/*
+ *
+ */
+
+#define ENABLE_TIMER
+
+#include <thread>
+
+#include "framework/DynamicExtension.h"
+#include "shard/ISAMTree.h"
+#include "query/rangecount.h"
+#include "framework/interface/Record.h"
+
+#include <gsl/gsl_rng.h>
+
+#include "psu-util/timer.h"
+
+
+typedef de::Record<int64_t, int64_t> Rec;
+typedef de::ISAMTree<Rec> ISAM;
+typedef de::rc::Query<ISAM, Rec> Q;
+typedef de::DynamicExtension<Rec, ISAM, Q, de::LayoutPolicy::TEIRING, de::DeletePolicy::TAGGING, de::SerialScheduler> Ext;
+
+std::atomic<bool> inserts_done = false;
+
+
+void query_thread(Ext *extension, double selectivity, size_t k, gsl_rng *rng) {
+    TIMER_INIT();
+
+    size_t reccnt = extension->get_record_count();
+
+    size_t range = reccnt * selectivity;
+
+    auto q = new de::rc::Parms<Rec>();
+
+    TIMER_START();
+    for (int64_t i=0; i<k; i++) {
+        size_t start = gsl_rng_uniform_int(rng, reccnt - range);
+
+        q->lower_bound = start;
+        q->upper_bound = start + range;
+        auto res = extension->query(q);
+        auto r = res.get();
+    }
+    TIMER_STOP();
+    auto query_lat = TIMER_RESULT();
+    fprintf(stdout, "Q\t%ld\t%ld\t%ld\n", reccnt, query_lat, k);
+    delete q;
+}
+
+void insert_thread(Ext *extension, size_t n, size_t k, gsl_rng *rng) {
+    TIMER_INIT();
+
+    size_t reccnt = 0;
+    Rec r;
+    while (reccnt < n) {
+        auto old_reccnt = reccnt;
+
+        TIMER_START();
+        for (size_t i=0; i<k; i++) {
+            r.key = reccnt;
+            r.value = reccnt;
+
+            if (extension->insert(r)) {
+                reccnt++;
+            }
+        }
+        TIMER_STOP();
+        auto insert_lat = TIMER_RESULT();
+
+        fprintf(stdout, "I\t%ld\t%ld\t%ld\n", reccnt, insert_lat, reccnt - old_reccnt);
+
+        if (reccnt % 100000 == 0 && reccnt != n)  {
+            auto a = std::thread(query_thread, extension, .01, 20, rng);
+            a.join();
+        }
+    }
+}
+
+int main(int argc, char **argv) {
+
+    /* the closeout routine takes _forever_ ... so we'll just leak the memory */
+    auto extension = new Ext(1000, 12000, 8);
+    size_t n = 10000000;
+    size_t per_trial = 1000;
+    double selectivity = .001;
+
+    TIMER_INIT();
+
+    gsl_rng * rng = gsl_rng_alloc(gsl_rng_mt19937);
+
+    TIMER_START();
+    std::thread i_thrd(insert_thread, extension, n, per_trial, rng);
+    i_thrd.join();
+    TIMER_STOP();
+
+    auto total_latency = TIMER_RESULT();
+    fprintf(stdout, "T\t%ld\n", total_latency);
+
+    gsl_rng_free(rng);
+    delete extension;
+    fflush(stderr);
+}
+
-- 
cgit v1.2.3