summaryrefslogtreecommitdiff
path: root/src/base/stats/events.cc
diff options
context:
space:
mode:
Diffstat (limited to 'src/base/stats/events.cc')
-rw-r--r--src/base/stats/events.cc169
1 files changed, 169 insertions, 0 deletions
diff --git a/src/base/stats/events.cc b/src/base/stats/events.cc
new file mode 100644
index 000000000..3191aec13
--- /dev/null
+++ b/src/base/stats/events.cc
@@ -0,0 +1,169 @@
+/*
+ * Copyright (c) 2004-2005 The Regents of The University of Michigan
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <vector>
+
+#include "base/stats/events.hh"
+
+#if USE_MYSQL
+#include "base/cprintf.hh"
+#include "base/misc.hh"
+#include "base/mysql.hh"
+#include "base/stats/mysql.hh"
+#include "base/stats/mysql_run.hh"
+#include "base/str.hh"
+#endif
+
+#include "base/match.hh"
+#include "sim/host.hh"
+#include "sim/sim_object.hh"
+#include "sim/root.hh"
+
+using namespace std;
+
+namespace Stats {
+
+Tick EventStart = ULL(0x7fffffffffffffff);
+
+ObjectMatch event_ignore;
+
+#if USE_MYSQL
+class InsertEvent
+{
+ private:
+ char *query;
+ int size;
+ bool first;
+ static const int maxsize = 1024*1024;
+
+ typedef map<string, uint32_t> event_map_t;
+ event_map_t events;
+
+ MySQL::Connection &mysql;
+ uint16_t run;
+
+ public:
+ InsertEvent()
+ : mysql(MySqlDB.conn()), run(MySqlDB.run())
+ {
+ query = new char[maxsize + 1];
+ size = 0;
+ first = true;
+ flush();
+ }
+ ~InsertEvent()
+ {
+ flush();
+ }
+
+ void flush();
+ void insert(const string &stat);
+};
+
+void
+InsertEvent::insert(const string &stat)
+{
+ assert(mysql.connected());
+
+ event_map_t::iterator i = events.find(stat);
+ uint32_t event;
+ if (i == events.end()) {
+ mysql.query(
+ csprintf("SELECT en_id "
+ "from event_names "
+ "where en_name=\"%s\"",
+ stat));
+
+ MySQL::Result result = mysql.store_result();
+ if (!result)
+ panic("could not get a run\n%s\n", mysql.error);
+
+ assert(result.num_fields() == 1);
+ MySQL::Row row = result.fetch_row();
+ if (row) {
+ if (!to_number(row[0], event))
+ panic("invalid event id: %s\n", row[0]);
+ } else {
+ mysql.query(
+ csprintf("INSERT INTO "
+ "event_names(en_name)"
+ "values(\"%s\")",
+ stat));
+
+ if (mysql.error)
+ panic("could not get a run\n%s\n", mysql.error);
+
+ event = mysql.insert_id();
+ }
+ } else {
+ event = (*i).second;
+ }
+
+ if (size + 1024 > maxsize)
+ flush();
+
+ if (!first) {
+ query[size++] = ',';
+ query[size] = '\0';
+ }
+
+ first = false;
+
+ size += sprintf(query + size, "(%u,%u,%llu)",
+ event, run, (unsigned long long)curTick);
+}
+
+void
+InsertEvent::flush()
+{
+ static const char query_header[] = "INSERT INTO "
+ "events(ev_event, ev_run, ev_tick)"
+ "values";
+
+ if (size) {
+ MySQL::Connection &mysql = MySqlDB.conn();
+ assert(mysql.connected());
+ mysql.query(query);
+ }
+
+ query[0] = '\0';
+ size = sizeof(query_header);
+ first = true;
+ memcpy(query, query_header, size);
+}
+
+void
+__event(const string &stat)
+{
+ static InsertEvent event;
+ event.insert(stat);
+}
+
+#endif
+
+/* namespace Stats */ }