From bac86504220da4c169089a3a1803e0a21f5acbc2 Mon Sep 17 00:00:00 2001
From: Douglas Rumbaugh <dbr4@psu.edu>
Date: Wed, 8 Jan 2025 13:32:32 -0500
Subject: Tail latency parm sweep

---
 CMakeLists.txt                           |   8 ++-
 benchmarks/tail-latency/config_sweep.cpp | 114 +++++++++++++++++++++++++++++++
 2 files changed, 121 insertions(+), 1 deletion(-)
 create mode 100644 benchmarks/tail-latency/config_sweep.cpp

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3dac001..786f765 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -13,6 +13,7 @@ set(debug false)
 set(tests True)
 set(bench false)
 set(vldb_bench true)
+set(tail_bench true)
 
 # ALEX doesn't build under C++20
 set(build_alex false)
@@ -284,7 +285,12 @@ if (vldb_bench)
 
 endif()
 
-
+if (tail_bench)
+    add_executable(config_sweep ${CMAKE_CURRENT_SOURCE_DIR}/benchmarks/tail-latency/config_sweep.cpp)
+    target_link_libraries(config_sweep PUBLIC gsl pthread atomic)
+    target_include_directories(config_sweep PRIVATE include external external/m-tree/cpp external/PGM-index/include external/PLEX/include benchmarks/include external/psudb-common/cpp/include)
+    target_link_options(config_sweep PUBLIC -mcx16)
+endif()
 
 if (bench) 
     set(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/bin/benchmarks")
diff --git a/benchmarks/tail-latency/config_sweep.cpp b/benchmarks/tail-latency/config_sweep.cpp
new file mode 100644
index 0000000..ef84aa7
--- /dev/null
+++ b/benchmarks/tail-latency/config_sweep.cpp
@@ -0,0 +1,114 @@
+/*
+ *
+ */
+
+#define ENABLE_TIMER
+#define TS_TEST
+
+#include <thread>
+
+#include "framework/DynamicExtension.h"
+#include "shard/TrieSpline.h"
+#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::TrieSpline<Rec> Shard;
+typedef de::rc::Query<Shard> Q;
+typedef de::DynamicExtension<Shard, Q, de::DeletePolicy::TOMBSTONE, de::SerialScheduler> Ext;
+typedef Q::Parameters QP;
+
+void usage(char *progname) {
+    fprintf(stderr, "%s reccnt datafile queryfile\n", 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]);
+
+    
+    auto data = read_sosd_file<Rec>(d_fname, n);
+    auto queries = read_range_queries<QP>(q_fname, .0001);
+
+    std::vector<int> policies = {0, 1};
+    std::vector<size_t> buffers = {4000, 8000, 12000, 16000, 20000};
+    std::vector<size_t> sfs = {2, 4, 6, 8, 12};
+
+    for (size_t l=0; l<policies.size(); l++) {
+    for (size_t j=0; j<buffers.size(); j++) {
+    for (size_t k=0; k<sfs.size(); k++) {
+        auto policy = get_policy<Shard, Q>(sfs[k], buffers[j], policies[l]);
+        auto extension = new Ext(policy, 8000);
+
+        /* warmup structure w/ 10% of records */
+        size_t warmup = .1 * n;
+        for (size_t i=0; i<warmup; i++) {
+            while (!extension->insert(data[i])) {
+                usleep(1);
+            }
+        }
+
+        extension->await_next_epoch();
+
+        TIMER_INIT();
+
+        for (size_t i=warmup; i<data.size(); i++) {
+            TIMER_START();
+            while (!extension->insert(data[i])) {
+                usleep(1);
+            }
+            TIMER_STOP();
+
+            fprintf(stdout, "%ld\t%ld\t%d\t%ld\n", sfs[k], buffers[j], policies[l], TIMER_RESULT());
+        }
+
+
+        QP p = {0, 10000};
+        auto res =extension->query(std::move(p));
+
+        fprintf(stderr, "%ld\n", res.get());
+        extension->await_next_epoch();
+        delete extension;
+    }}}
+
+    /*
+    std::vector<int64_t> query_latencies;
+    query_latencies.reserve(queries.size());
+    for (size_t i=warmup; i<data.size(); i++) {
+        TIMER_START();
+        auto q = queries[i];
+        auto res = extension->query(std::move(q));
+        res.get();
+        TIMER_STOP();
+
+        query_latencies.push_back(TIMER_RESULT());
+    }
+
+    printf("here\n");
+
+    for (size_t i=0; i<insert_latencies.size(); i++) {
+        fprintf(stdout, "I\t%ld\n", insert_latencies[i]);
+    }
+
+    for (size_t i=0; i<query_latencies.size(); i++) {
+        fprintf(stdout, "Q\t%ld\n", query_latencies[i]);
+    }
+    */
+
+    fflush(stderr);
+}
+
-- 
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