From 4a1dde3148e0e84b47c884bc0bb69c60678b4558 Mon Sep 17 00:00:00 2001
From: Douglas Rumbaugh <dbr4@psu.edu>
Date: Mon, 22 Apr 2024 15:09:07 -0400
Subject: Benchmark update+reorganization

The Alex benchmark isn't updated yet.
---
 benchmarks/vldb/dynamic_pgm_bench.cpp | 77 +++++++++++++++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 benchmarks/vldb/dynamic_pgm_bench.cpp

(limited to 'benchmarks/vldb/dynamic_pgm_bench.cpp')

diff --git a/benchmarks/vldb/dynamic_pgm_bench.cpp b/benchmarks/vldb/dynamic_pgm_bench.cpp
new file mode 100644
index 0000000..249bc92
--- /dev/null
+++ b/benchmarks/vldb/dynamic_pgm_bench.cpp
@@ -0,0 +1,77 @@
+/*
+ *
+ */
+
+#define ENABLE_TIMER
+
+#include <thread>
+
+#include "query/rangecount.h"
+#include "framework/interface/Record.h"
+#include "file_util.h"
+#include "standard_benchmarks.h"
+#include <gsl/gsl_rng.h>
+
+#include "psu-util/timer.h"
+
+
+typedef de::Record<uint64_t, uint64_t> Rec;
+typedef de::rc::Parms<Rec> QP;
+
+void usage(char *progname) {
+    fprintf(stderr, "%s reccnt datafile queryfile", progname);
+}
+
+int main(int argc, char **argv) {
+
+    if (argc < 4) {
+        usage(argv[0]);
+        exit(EXIT_FAILURE);
+    }
+
+    size_t n = atol(argv[1]);
+    std::string d_fname = std::string(argv[2]);
+    std::string q_fname = std::string(argv[3]);
+
+    std::vector<std::pair<uint64_t, uint64_t>> tmp_data;
+    PGM pgm(tmp_data.begin(), tmp_data.end());
+    gsl_rng * rng = gsl_rng_alloc(gsl_rng_mt19937);
+    
+    auto data = read_sosd_file<Rec>(d_fname, n);
+    std::vector<size_t> to_delete(n * delete_proportion);
+    size_t j=0;
+    for (size_t i=0; i<data.size() && j<to_delete.size(); i++) {
+        if (gsl_rng_uniform(rng) <= delete_proportion) {
+            to_delete[j++] = i;
+        } 
+    }
+    auto queries = read_range_queries<QP>(q_fname, .001);
+
+    /* warmup structure w/ 10% of records */
+    size_t warmup = .1 * n;
+    size_t delete_idx = 0;
+    insert_records<PGM, Rec>(&pgm, 0, warmup, data, to_delete, delete_idx, false, rng);
+
+    TIMER_INIT();
+
+    TIMER_START();
+    insert_records<PGM, Rec>(&pgm, warmup, data.size(), data, to_delete, delete_idx, true, rng);
+    TIMER_STOP();
+
+    auto insert_latency = TIMER_RESULT();
+    size_t insert_throughput = (size_t) ((double) (n - warmup) / (double) insert_latency * 1e9);
+
+    TIMER_START();
+    run_queries<PGM, QP>(&pgm, queries);
+    TIMER_STOP();
+
+    auto query_latency = TIMER_RESULT() / queries.size();
+
+    auto ext_size = pgm.size_in_bytes();
+
+    fprintf(stdout, "%ld\t%ld\t%ld\n", insert_throughput, query_latency, ext_size);
+
+    gsl_rng_free(rng);
+    fflush(stderr);
+}
+
-- 
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