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mttest.cc
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/* Masstree
* Eddie Kohler, Yandong Mao, Robert Morris
* Copyright (c) 2012-2013 President and Fellows of Harvard College
* Copyright (c) 2012-2013 Massachusetts Institute of Technology
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, subject to the conditions
* listed in the Masstree LICENSE file. These conditions include: you must
* preserve this copyright notice, and you cannot mention the copyright
* holders in advertising related to the Software without their permission.
* The Software is provided WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED. This
* notice is a summary of the Masstree LICENSE file; the license in that file
* is legally binding.
*/
// -*- mode: c++ -*-
// mttest: key/value tester
//
#include <stdio.h>
#include <stdarg.h>
#include <ctype.h>
#include <stdlib.h>
#include <unistd.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <sys/select.h>
#include <sys/mman.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/utsname.h>
#include <limits.h>
#if HAVE_NUMA_H
#include <numa.h>
#endif
#if HAVE_SYS_EPOLL_H
#include <sys/epoll.h>
#endif
#if __linux__
#include <asm-generic/mman.h>
#endif
#include <fcntl.h>
#include <assert.h>
#include <string.h>
#include <pthread.h>
#include <math.h>
#include <signal.h>
#include <errno.h>
#ifdef __linux__
#include <malloc.h>
#endif
#include "kvstats.hh"
#include "masstree_query.hh"
#include "json.hh"
#include "kvtest.hh"
#include "kvrandom.hh"
#include "kvrow.hh"
#include "clp.h"
#include <algorithm>
static std::vector<int> cores;
volatile bool timeout[2] = {false, false};
double duration[2] = {10, 0};
// Do not start timer until asked
static bool lazy_timer = false;
uint64_t test_limit = ~uint64_t(0);
bool quiet = false;
bool print_table = false;
static const char *gid = NULL;
// all default to the number of cores
static int udpthreads = 0;
static int tcpthreads = 0;
static bool tree_stats = false;
static bool json_stats = false;
static bool pinthreads = false;
volatile uint64_t globalepoch = 1; // global epoch, updated by main thread regularly
kvepoch_t global_log_epoch = 0;
static int port = 2117;
static int rscale_ncores = 0;
#if MEMSTATS && HAVE_NUMA_H && HAVE_LIBNUMA
static struct {
long long free;
long long size;
} numa[MaxNumaNode];
#endif
volatile bool recovering = false; // so don't add log entries, and free old value immediately
kvtimestamp_t initial_timestamp;
static const char *threadcounter_names[(int) tc_max];
/* running local tests */
void test_timeout(int) {
size_t n;
for (n = 0; n < arraysize(timeout) && timeout[n]; ++n)
/* do nothing */;
if (n < arraysize(timeout)) {
timeout[n] = true;
if (n + 1 < arraysize(timeout) && duration[n + 1])
xalarm(duration[n + 1]);
}
}
template <typename T>
struct kvtest_client {
kvtest_client()
: limit_(test_limit), ncores_(udpthreads), kvo_() {
}
~kvtest_client() {
if (kvo_)
free_kvout(kvo_);
}
int nthreads() const {
return udpthreads;
}
int id() const {
return ti_->ti_index;
}
void set_table(T *table, threadinfo *ti) {
table_ = table;
ti_ = ti;
}
void reset(const String &test, int trial) {
json_ = Json().set("table", T().name())
.set("test", test).set("trial", trial)
.set("thread", ti_->ti_index);
}
static void start_timer() {
mandatory_assert(lazy_timer && "Cannot start timer without lazy_timer option");
mandatory_assert(duration[0] && "Must specify timeout[0]");
xalarm(duration[0]);
}
bool timeout(int which) const {
return ::timeout[which];
}
uint64_t limit() const {
return limit_;
}
int ncores() const {
return ncores_;
}
double now() const {
return ::now();
}
int ruscale_partsz() const {
return (140 * 1000000) / 16;
}
int ruscale_init_part_no() const {
return ti_->ti_index;
}
long nseqkeys() const {
return 16 * ruscale_partsz();
}
void get(long ikey);
bool get_sync(const Str &key);
bool get_sync(const Str &key, Str &value);
bool get_sync(long ikey) {
quick_istr key(ikey);
return get_sync(key.string());
}
bool get_sync_key16(long ikey) {
quick_istr key(ikey, 16);
return get_sync(key.string());
}
void get_check(const Str &key, const Str &expected);
void get_check(const char *key, const char *expected) {
get_check(Str(key), Str(expected));
}
void get_check(long ikey, long iexpected) {
quick_istr key(ikey), expected(iexpected);
get_check(key.string(), expected.string());
}
void get_check(const Str &key, long iexpected) {
quick_istr expected(iexpected);
get_check(key, expected.string());
}
void get_check_key8(long ikey, long iexpected) {
quick_istr key(ikey, 8), expected(iexpected);
get_check(key.string(), expected.string());
}
void get_col_check(const Str &key, int col, const Str &value);
void get_col_check(long ikey, int col, long ivalue) {
quick_istr key(ikey), value(ivalue);
get_col_check(key.string(), col, value.string());
}
void get_col_check_key10(long ikey, int col, long ivalue) {
quick_istr key(ikey, 10), value(ivalue);
get_col_check(key.string(), col, value.string());
}
void many_get_check(int nk, long ikey[], long iexpected[]);
void scan_sync(const Str &firstkey, int n,
std::vector<Str> &keys, std::vector<Str> &values);
void rscan_sync(const Str &firstkey, int n,
std::vector<Str> &keys, std::vector<Str> &values);
void put(const Str &key, const Str &value);
void put(const char *key, const char *value) {
put(Str(key), Str(value));
}
void put(long ikey, long ivalue) {
quick_istr key(ikey), value(ivalue);
put(key.string(), value.string());
}
void put(const Str &key, long ivalue) {
quick_istr value(ivalue);
put(key, value.string());
}
void put_key8(long ikey, long ivalue) {
quick_istr key(ikey, 8), value(ivalue);
put(key.string(), value.string());
}
void put_key16(long ikey, long ivalue) {
quick_istr key(ikey, 16), value(ivalue);
put(key.string(), value.string());
}
void put_col(const Str &key, int col, const Str &value);
void put_col(long ikey, int col, long ivalue) {
quick_istr key(ikey), value(ivalue);
put_col(key.string(), col, value.string());
}
void put_col_key10(long ikey, int col, long ivalue) {
quick_istr key(ikey, 10), value(ivalue);
put_col(key.string(), col, value.string());
}
void remove(const Str &key);
void remove(long ikey) {
quick_istr key(ikey);
remove(key.string());
}
void remove_key8(long ikey) {
quick_istr key(ikey, 8);
remove(key.string());
}
void remove_key16(long ikey) {
quick_istr key(ikey, 16);
remove(key.string());
}
bool remove_sync(const Str &key);
bool remove_sync(long ikey) {
quick_istr key(ikey);
return remove_sync(key.string());
}
void puts_done() {
}
void wait_all() {
}
void rcu_quiesce() {
uint64_t e = timestamp() >> 16;
if (e != globalepoch)
globalepoch = e;
ti_->rcu_quiesce();
}
String make_message(lcdf::StringAccum &sa) const;
void notice(const char *fmt, ...);
void fail(const char *fmt, ...);
void report(const Json &result) {
json_.merge(result);
Json counters;
for (int i = 0; i < tc_max; ++i)
if (uint64_t c = ti_->counter(threadcounter(i)))
counters.set(threadcounter_names[i], c);
if (counters)
json_.set("counters", counters);
#if MEMSTATS
json_.set("treesize", ti_->pstat.tree_mem);
#endif
if (!quiet)
fprintf(stderr, "%d: %s\n", ti_->ti_index, json_.unparse().c_str());
}
T *table_;
threadinfo *ti_;
query<row_type> q_[10];
kvrandom_lcg_nr rand;
uint64_t limit_;
Json json_;
int ncores_;
kvout *kvo_;
private:
void output_scan(std::vector<Str> &keys, std::vector<Str> &values) const;
};
static volatile int kvtest_printing;
template <typename T> inline void kvtest_print(const T &table, FILE *f, int indent, threadinfo *ti) {
// only print out the tree from the first failure
while (!bool_cmpxchg((int *) &kvtest_printing, 0, ti->ti_index + 1))
/* spin */;
table.print(f, indent);
}
template <typename T> inline void kvtest_json_stats(T &table, Json &j, threadinfo *ti) {
table.json_stats(j, ti);
}
template <typename T>
void kvtest_client<T>::get(long ikey) {
quick_istr key(ikey);
q_[0].begin_get1(key.string());
(void) table_->get(q_[0], ti_);
}
template <typename T>
bool kvtest_client<T>::get_sync(const Str &key) {
q_[0].begin_get1(key);
return table_->get(q_[0], ti_);
}
template <typename T>
bool kvtest_client<T>::get_sync(const Str &key, Str &value) {
q_[0].begin_get1(key);
if (table_->get(q_[0], ti_)) {
value = q_[0].get1_value();
return true;
} else
return false;
}
template <typename T>
void kvtest_client<T>::get_check(const Str &key, const Str &expected) {
q_[0].begin_get1(key);
if (!table_->get(q_[0], ti_))
fail("get(%.*s) failed (expected %.*s)\n", key.len, key.s,
expected.len, expected.s);
else {
Str val = q_[0].get1_value();
if (expected != val)
fail("get(%.*s) returned unexpected value %.*s (expected %.*s)\n",
key.len, key.s, std::min(val.len, 40), val.s,
expected.len, expected.s);
}
}
template <typename T>
void kvtest_client<T>::get_col_check(const Str &key, int col,
const Str &expected) {
q_[0].begin_get1(key, col);
if (!table_->get(q_[0], ti_))
fail("get.%d(%.*s) failed (expected %.*s)\n",
col, key.len, key.s, expected.len, expected.s);
else {
Str val = q_[0].get1_value();
if (expected != val)
fail("get.%d(%.*s) returned unexpected value %.*s (expected %.*s)\n",
col, key.len, key.s, std::min(val.len, 40), val.s,
expected.len, expected.s);
}
}
template <typename T>
void kvtest_client<T>::many_get_check(int nk, long ikey[], long iexpected[]) {
std::vector<quick_istr> ka(2*nk, quick_istr());
for(int i = 0; i < nk; i++){
ka[i].set(ikey[i]);
ka[i+nk].set(iexpected[i]);
q_[i].begin_get1(ka[i].string());
}
table_->many_get(q_, nk, ti_);
for(int i = 0; i < nk; i++){
Str val = q_[i].get1_value();
if (ka[i+nk] != val){
printf("get(%ld) returned unexpected value %.*s (expected %ld)\n",
ikey[i], std::min(val.len, 40), val.s, iexpected[i]);
exit(1);
}
}
}
template <typename T>
void kvtest_client<T>::scan_sync(const Str &firstkey, int n,
std::vector<Str> &keys,
std::vector<Str> &values) {
if (!kvo_)
kvo_ = new_kvout(-1, 2048);
kvout_reset(kvo_);
q_[0].begin_scan1(firstkey, n, kvo_);
table_->scan(q_[0], ti_);
output_scan(keys, values);
}
template <typename T>
void kvtest_client<T>::rscan_sync(const Str &firstkey, int n,
std::vector<Str> &keys,
std::vector<Str> &values) {
if (!kvo_)
kvo_ = new_kvout(-1, 2048);
kvout_reset(kvo_);
q_[0].begin_scan1(firstkey, n, kvo_);
table_->rscan(q_[0], ti_);
output_scan(keys, values);
}
template <typename T>
void kvtest_client<T>::output_scan(std::vector<Str> &keys,
std::vector<Str> &values) const {
keys.clear();
values.clear();
Str key, value;
kvin kvi;
kvin_init(&kvi, kvo_->buf, kvo_->n);
short nfields;
while (kvcheck(&kvi, 0)) {
kvread_str_inplace(&kvi, key);
KVR(&kvi, nfields);
assert(nfields == 1);
kvread_str_inplace(&kvi, value);
keys.push_back(key);
values.push_back(value);
}
}
template <typename T>
void kvtest_client<T>::put(const Str &key, const Str &value) {
q_[0].begin_replace(key, value);
table_->replace(q_[0], ti_);
}
template <typename T>
void kvtest_client<T>::put_col(const Str &key, int col, const Str &value) {
#if !KVDB_ROW_TYPE_STR
if (!kvo_)
kvo_ = new_kvout(-1, 2048);
q_[0].begin_put(key, row_type::make_put_col_request(kvo_, col, value));
table_->put(q_[0], ti_);
#else
(void) key, (void) col, (void) value;
assert(0);
#endif
}
template <typename T> inline bool kvtest_remove(kvtest_client<T> &client, const Str &key) {
client.q_[0].begin_remove(key);
return client.table_->remove(client.q_[0], client.ti_);
}
template <typename T>
void kvtest_client<T>::remove(const Str &key) {
(void) kvtest_remove(*this, key);
}
template <typename T>
bool kvtest_client<T>::remove_sync(const Str &key) {
return kvtest_remove(*this, key);
}
template <typename T>
String kvtest_client<T>::make_message(lcdf::StringAccum &sa) const {
const char *begin = sa.begin();
while (begin != sa.end() && isspace((unsigned char) *begin))
++begin;
String s = String(begin, sa.end());
if (!s.empty() && s.back() != '\n')
s += '\n';
return s;
}
template <typename T>
void kvtest_client<T>::notice(const char *fmt, ...) {
va_list val;
va_start(val, fmt);
String m = make_message(lcdf::StringAccum().vsnprintf(500, fmt, val));
va_end(val);
if (m && !quiet)
fprintf(stderr, "%d: %s", ti_->ti_index, m.c_str());
}
template <typename T>
void kvtest_client<T>::fail(const char *fmt, ...) {
static spinlock failing_lock = {0};
static spinlock fail_message_lock = {0};
static String fail_message;
va_list val;
va_start(val, fmt);
String m = make_message(lcdf::StringAccum().vsnprintf(500, fmt, val));
va_end(val);
if (!m)
m = "unknown failure";
acquire(&fail_message_lock);
if (fail_message != m) {
fail_message = m;
fprintf(stderr, "%d: %s", ti_->ti_index, m.c_str());
}
release(&fail_message_lock);
acquire(&failing_lock);
fprintf(stdout, "%d: %s", ti_->ti_index, m.c_str());
kvtest_print(*table_, stdout, 0, ti_);
mandatory_assert(0);
}
static const char *current_test_name;
static int current_trial;
static FILE *test_output_file;
static pthread_mutex_t subtest_mutex;
static pthread_cond_t subtest_cond;
template <typename T>
struct test_thread {
test_thread(void *arg) {
client_.set_table(table_, (threadinfo *) arg);
client_.ti_->enter();
client_.ti_->rcu_start();
}
~test_thread() {
client_.ti_->rcu_stop();
}
static void *go(void *arg) {
if (!table_) {
table_ = new T;
table_->initialize((threadinfo *) arg);
//Masstree::default_table::test((threadinfo *) arg);
return 0;
}
if (!arg) {
table_->stats(test_output_file);
return 0;
}
#if __linux__
if (pinthreads) {
cpu_set_t cs;
CPU_ZERO(&cs);
CPU_SET(cores[((threadinfo *)arg)->ti_index], &cs);
int r = sched_setaffinity(0, sizeof(cs), &cs);
mandatory_assert(r == 0);
}
#else
mandatory_assert(!pinthreads && "pinthreads not supported\n");
#endif
test_thread<T> tt(arg);
if (fetch_and_add(&active_threads_, 1) == 0)
tt.ready_timeouts();
String test = ::current_test_name;
int subtestno = 0;
for (int pos = 0; pos < test.length(); ) {
int comma = test.find_left(',', pos);
comma = (comma < 0 ? test.length() : comma);
String subtest = test.substring(pos, comma - pos), tname;
tname = (subtest == test ? subtest : test + String("@") + String(subtestno));
tt.client_.reset(tname, ::current_trial);
tt.run(subtest);
if (comma == test.length())
break;
pthread_mutex_lock(&subtest_mutex);
if (fetch_and_add(&active_threads_, -1) == 1) {
pthread_cond_broadcast(&subtest_cond);
tt.ready_timeouts();
} else
pthread_cond_wait(&subtest_cond, &subtest_mutex);
fprintf(test_output_file, "%s\n", tt.client_.json_.unparse().c_str());
pthread_mutex_unlock(&subtest_mutex);
fetch_and_add(&active_threads_, 1);
pos = comma + 1;
++subtestno;
}
int at = fetch_and_add(&active_threads_, -1);
if (at == 1 && print_table)
kvtest_print(*table_, stdout, 0, tt.client_.ti_);
if (at == 1 && json_stats) {
Json j;
kvtest_json_stats(*table_, j, tt.client_.ti_);
if (j) {
fprintf(stderr, "%s\n", j.unparse(Json::indent_depth(4).tab_width(2).newline_terminator(true)).c_str());
tt.client_.json_.merge(j);
}
}
fprintf(test_output_file, "%s\n", tt.client_.json_.unparse().c_str());
return 0;
}
void ready_timeouts() {
for (size_t i = 0; i < arraysize(timeout); ++i)
timeout[i] = false;
if (!lazy_timer && duration[0])
xalarm(duration[0]);
}
void run(const String &test) {
if (test == "rw1")
kvtest_rw1(client_);
else if (test == "palma")
kvtest_palma(client_);
else if (test == "palmb")
kvtest_palmb(client_);
else if (test == "rw1fixed")
kvtest_rw1fixed(client_);
else if (test == "rw1long")
kvtest_rw1long(client_);
else if (test == "rw2")
kvtest_rw2(client_);
else if (test == "rw2fixed")
kvtest_rw2fixed(client_);
else if (test == "rw2g90")
kvtest_rw2g90(client_);
else if (test == "rw2fixedg90")
kvtest_rw2fixedg90(client_);
else if (test == "rw2g98")
kvtest_rw2g98(client_);
else if (test == "rw2fixedg98")
kvtest_rw2fixedg98(client_);
else if (test == "rw3")
kvtest_rw3(client_);
else if (test == "rw4")
kvtest_rw4(client_);
else if (test == "rw4fixed")
kvtest_rw4fixed(client_);
else if (test == "wd1")
kvtest_wd1(10000000, 1, client_);
else if (test == "wd1m1")
kvtest_wd1(100000000, 1, client_);
else if (test == "wd1m2")
kvtest_wd1(1000000000, 4, client_);
else if (test == "same")
kvtest_same(client_);
else if (test == "rwsmall24")
kvtest_rwsmall24(client_);
else if (test == "rwsep24")
kvtest_rwsep24(client_);
else if (test == "wscale")
kvtest_wscale(client_);
else if (test == "ruscale_init")
kvtest_ruscale_init(client_);
else if (test == "rscale") {
if (client_.ti_->ti_index < ::rscale_ncores)
kvtest_rscale(client_);
} else if (test == "uscale")
kvtest_uscale(client_);
else if (test == "bdb")
kvtest_bdb(client_);
else if (test == "wcol1")
kvtest_wcol1(client_, 31949 + client_.id() % 48, 5000000);
else if (test == "rcol1")
kvtest_rcol1(client_, 31949 + client_.id() % 48, 5000000);
else if (test == "scan1")
kvtest_scan1(client_, 0);
else if (test == "rscan1")
kvtest_rscan1(client_, 0);
else if (test == "scan1q80")
kvtest_scan1(client_, 0.8);
else if (test == "rscan1q80")
kvtest_rscan1(client_, 0.8);
else if (test == "splitremove1")
kvtest_splitremove1(client_);
else
client_.fail("unknown test %s", test.c_str());
}
static T *table_;
static unsigned active_threads_;
kvtest_client<T> client_;
};
template <typename T> T *test_thread<T>::table_;
template <typename T> unsigned test_thread<T>::active_threads_;
static struct {
const char *treetype;
void *(*func)(void *);
} test_thread_map[] = {
{ "masstree", test_thread<Masstree::default_table>::go },
{ "mass", test_thread<Masstree::default_table>::go },
{ "mbtree", test_thread<Masstree::default_table>::go },
{ "mb", test_thread<Masstree::default_table>::go },
{ "m", test_thread<Masstree::default_table>::go }
};
void runtest(int nthreads, void *(*func)(void *)) {
std::vector<threadinfo *> tis;
for (int i = 0; i < nthreads; ++i)
tis.push_back(threadinfo::make(threadinfo::TI_PROCESS, i));
signal(SIGALRM, test_timeout);
for (int i = 0; i < nthreads; ++i) {
int r = pthread_create(&tis[i]->ti_threadid, 0, func, tis[i]);
mandatory_assert(r == 0);
}
for (int i = 0; i < nthreads; ++i)
pthread_join(tis[i]->ti_threadid, 0);
}
static const char * const kvstats_name[] = {
"ops_per_sec", "puts_per_sec", "gets_per_sec", "scans_per_sec"
};
static Json experiment_stats;
void *stat_collector(void *arg) {
int p = (int) (intptr_t) arg;
FILE *f = fdopen(p, "r");
char buf[8192];
while (fgets(buf, sizeof(buf), f)) {
Json result = Json::parse(buf);
if (result && result["table"] && result["test"]) {
String key = result["test"].to_s() + "/" + result["table"].to_s()
+ "/" + result["trial"].to_s();
Json &thisex = experiment_stats.get_insert(key);
thisex[result["thread"].to_i()] = result;
} else
fprintf(stderr, "%s\n", buf);
}
fclose(f);
return 0;
}
/* main loop */
enum { clp_val_normalize = Clp_ValFirstUser, clp_val_suffixdouble };
enum { opt_pin = 1, opt_port, opt_duration,
opt_test, opt_test_name, opt_threads, opt_trials, opt_quiet, opt_print,
opt_normalize, opt_limit, opt_notebook, opt_compare, opt_no_run,
opt_lazy_timer, opt_gid, opt_tree_stats, opt_rscale_ncores, opt_cores,
opt_stats };
static const Clp_Option options[] = {
{ "pin", 'p', opt_pin, 0, Clp_Negate },
{ "port", 0, opt_port, Clp_ValInt, 0 },
{ "duration", 'd', opt_duration, Clp_ValDouble, 0 },
{ "lazy-timer", 0, opt_lazy_timer, 0, 0 },
{ "limit", 'l', opt_limit, clp_val_suffixdouble, 0 },
{ "normalize", 0, opt_normalize, clp_val_normalize, Clp_Negate },
{ "test", 0, opt_test, Clp_ValString, 0 },
{ "rscale_ncores", 'r', opt_rscale_ncores, Clp_ValInt, 0 },
{ "test-rw1", 0, opt_test_name, 0, 0 },
{ "test-rw2", 0, opt_test_name, 0, 0 },
{ "test-rw3", 0, opt_test_name, 0, 0 },
{ "test-rw4", 0, opt_test_name, 0, 0 },
{ "test-rd1", 0, opt_test_name, 0, 0 },
{ "threads", 'j', opt_threads, Clp_ValInt, 0 },
{ "trials", 'T', opt_trials, Clp_ValInt, 0 },
{ "quiet", 'q', opt_quiet, 0, Clp_Negate },
{ "print", 0, opt_print, 0, Clp_Negate },
{ "notebook", 'b', opt_notebook, Clp_ValString, Clp_Negate },
{ "gid", 'g', opt_gid, Clp_ValString, 0 },
{ "tree-stats", 0, opt_tree_stats, 0, 0 },
{ "stats", 0, opt_stats, 0, 0 },
{ "compare", 'c', opt_compare, Clp_ValString, 0 },
{ "cores", 0, opt_cores, Clp_ValString, 0 },
{ "no-run", 0, opt_no_run, 0, 0 }
};
static void run_one_test(int trial, const char *treetype, const char *test,
const int *collectorpipe, int nruns);
enum { normtype_none, normtype_pertest, normtype_firsttest };
static void print_gnuplot(FILE *f, const char * const *types_begin, const char * const *types_end, const std::vector<String> &comparisons, int normalizetype);
static void update_labnotebook(String notebook);
int
main(int argc, char *argv[])
{
threadcounter_names[(int) tc_root_retry] = "root_retry";
threadcounter_names[(int) tc_internode_retry] = "internode_retry";
threadcounter_names[(int) tc_leaf_retry] = "leaf_retry";
threadcounter_names[(int) tc_leaf_walk] = "leaf_walk";
threadcounter_names[(int) tc_stable_internode_insert] = "stable_internode_insert";
threadcounter_names[(int) tc_stable_internode_split] = "stable_internode_split";
threadcounter_names[(int) tc_stable_leaf_insert] = "stable_leaf_insert";
threadcounter_names[(int) tc_stable_leaf_split] = "stable_leaf_split";
threadcounter_names[(int) tc_internode_lock] = "internode_lock_retry";
threadcounter_names[(int) tc_leaf_lock] = "leaf_lock_retry";
int ret, ntrials = 1, normtype = normtype_pertest, firstcore = -1, corestride = 1;
std::vector<const char *> tests, treetypes;
std::vector<String> comparisons;
const char *notebook = "notebook-kvtest.json";
tcpthreads = udpthreads = sysconf(_SC_NPROCESSORS_ONLN);
Clp_Parser *clp = Clp_NewParser(argc, argv, (int) arraysize(options), options);
Clp_AddStringListType(clp, clp_val_normalize, 0,
"none", (int) normtype_none,
"pertest", (int) normtype_pertest,
"test", (int) normtype_pertest,
"firsttest", (int) normtype_firsttest,
(const char *) 0);
Clp_AddType(clp, clp_val_suffixdouble, Clp_DisallowOptions, clp_parse_suffixdouble, 0);
int opt;
while ((opt = Clp_Next(clp)) != Clp_Done) {
switch (opt) {
case opt_pin:
pinthreads = !clp->negated;
break;
case opt_threads:
tcpthreads = udpthreads = clp->val.i;
break;
case opt_trials:
ntrials = clp->val.i;
break;
case opt_quiet:
quiet = !clp->negated;
break;
case opt_print:
print_table = !clp->negated;
break;
case opt_rscale_ncores:
rscale_ncores = clp->val.i;
break;
case opt_port:
port = clp->val.i;
break;
case opt_duration:
duration[0] = clp->val.d;
break;
case opt_lazy_timer:
lazy_timer = true;
break;
case opt_limit:
test_limit = uint64_t(clp->val.d);
break;
case opt_test:
tests.push_back(clp->vstr);
break;
case opt_test_name:
tests.push_back(clp->option->long_name + 5);
break;
case opt_normalize:
normtype = clp->negated ? normtype_none : clp->val.i;
break;
case opt_gid:
gid = clp->vstr;
break;
case opt_tree_stats:
tree_stats = true;
break;
case opt_stats:
json_stats = true;
break;
case opt_notebook:
if (clp->negated)
notebook = 0;
else if (clp->have_val)
notebook = clp->vstr;
else
notebook = "notebook-kvtest.json";
break;
case opt_compare:
comparisons.push_back(clp->vstr);
break;
case opt_no_run:
ntrials = 0;
break;
case opt_cores:
if (firstcore >= 0 || cores.size() > 0) {
Clp_OptionError(clp, "%<%O%> already given");
exit(EXIT_FAILURE);
} else {
const char *plus = strchr(clp->vstr, '+');
Json ij = Json::parse(clp->vstr),
aj = Json::parse(String("[") + String(clp->vstr) + String("]")),
pj1 = Json::parse(plus ? String(clp->vstr, plus) : "x"),
pj2 = Json::parse(plus ? String(plus + 1) : "x");
for (int i = 0; aj && i < aj.size(); ++i)
if (!aj[i].is_int() || aj[i].to_i() < 0)
aj = Json();
if (ij && ij.is_int() && ij.to_i() >= 0)
firstcore = ij.to_i(), corestride = 1;
else if (pj1 && pj2 && pj1.is_int() && pj1.to_i() >= 0 && pj2.is_int())
firstcore = pj1.to_i(), corestride = pj2.to_i();
else if (aj) {
for (int i = 0; i < aj.size(); ++i)
cores.push_back(aj[i].to_i());
} else {
Clp_OptionError(clp, "bad %<%O%>, expected %<CORE1%>, %<CORE1+STRIDE%>, or %<CORE1,CORE2,...%>");
exit(EXIT_FAILURE);
}
}
break;
case Clp_NotOption: {
bool is_treetype = false;
for (int i = 0; i < (int) arraysize(test_thread_map) && !is_treetype; ++i)
is_treetype = (strcmp(test_thread_map[i].treetype, clp->vstr) == 0);
(is_treetype ? treetypes.push_back(clp->vstr) : tests.push_back(clp->vstr));
break;
}
default:
fprintf(stderr, "Usage: kvtest [-n] [-jN] TREETYPE TESTNAME\n");
exit(EXIT_FAILURE);
}
}
Clp_DeleteParser(clp);
if (firstcore < 0)
firstcore = cores.size() ? cores.back() + 1 : 0;
for (; (int) cores.size() < udpthreads; firstcore += corestride)
cores.push_back(firstcore);
#if PMC_ENABLED
mandatory_assert(pinthreads && "Using performance counter requires pinning threads to cores!");
#endif
#if MEMSTATS && HAVE_NUMA_H && HAVE_LIBNUMA
if (numa_available() != -1) {
mandatory_assert(numa_max_node() <= MaxNumaNode);
for (int i = 0; i <= numa_max_node(); i++)
numa[i].size = numa_node_size64(i, &numa[i].free);
}
#endif
if (treetypes.empty())
treetypes.push_back("m");
if (tests.empty())
tests.push_back("rw1");
// arrange for a per-thread threadinfo pointer
ret = pthread_key_create(&threadinfo::key, 0);
mandatory_assert(ret == 0);
pthread_mutex_init(&subtest_mutex, 0);
pthread_cond_init(&subtest_cond, 0);
// pipe for them to write back to us
int p[2];
ret = pipe(p);
mandatory_assert(ret == 0);
test_output_file = fdopen(p[1], "w");
pthread_t collector;
ret = pthread_create(&collector, 0, stat_collector, (void *) (intptr_t) p[0]);
mandatory_assert(ret == 0);
initial_timestamp = timestamp();
// run tests
int nruns = ntrials * (int) tests.size() * (int) treetypes.size();
std::vector<int> runlist(nruns, 0);
for (int i = 0; i < nruns; ++i)
runlist[i] = i;
for (int counter = 0; counter < nruns; ++counter) {
int x = random() % runlist.size();
int run = runlist[x];
runlist[x] = runlist.back();
runlist.pop_back();
int trial = run % ntrials;
run /= ntrials;
int t = run % tests.size();
run /= tests.size();
int tt = run;
fprintf(stderr, "%d/%u %s/%s%s", counter + 1, (int) (ntrials * tests.size() * treetypes.size()),
tests[t], treetypes[tt], quiet ? " " : "\n");
run_one_test(trial, treetypes[tt], tests[t], p, nruns);
struct timeval delay;
delay.tv_sec = 0;
delay.tv_usec = 250000;
(void) select(0, 0, 0, 0, &delay);
if (quiet)
fprintf(stderr, "\r%60s\r", "");
}
fclose(test_output_file);
pthread_join(collector, 0);
// update lab notebook
if (notebook)
update_labnotebook(notebook);
// print Gnuplot
if (ntrials != 0)
comparisons.insert(comparisons.begin(), "");
print_gnuplot(stdout, kvstats_name, kvstats_name + arraysize(kvstats_name),
comparisons, normtype);
exit(0);
}
static void run_one_test_body(int trial, const char *treetype, const char *test) {
threadinfo *main_ti = threadinfo::make(threadinfo::TI_MAIN, -1);
main_ti->enter();
globalepoch = timestamp() >> 16;
for (int i = 0; i < (int) arraysize(test_thread_map); ++i)
if (strcmp(test_thread_map[i].treetype, treetype) == 0) {
current_test_name = test;
current_trial = trial;
test_thread_map[i].func(main_ti); // initialize table
runtest(tcpthreads, test_thread_map[i].func);
if (tree_stats)
test_thread_map[i].func(0); // print tree_stats
break;
}
}
static void run_one_test(int trial, const char *treetype, const char *test,
const int *collectorpipe, int nruns) {
if (nruns == 1)
run_one_test_body(trial, treetype, test);
else {
pid_t c = fork();
if (c == 0) {
close(collectorpipe[0]);
run_one_test_body(trial, treetype, test);
exit(0);