missing mm file

Signed-off-by: Julien Desfossez <jdesfossez@efficios.com>

diff --git a/LTTngAnalyzes/mm.py b/LTTngAnalyzes/mm.py
new file mode 100644 (file)
index 0000000..a1621ce
--- /dev/null
+++ b/LTTngAnalyzes/mm.py
@@ -0,0 +1,51 @@
+from LTTngAnalyzes.common import *
+
+class Mm():
+    def __init__(self, cpus, tids):
+        self.mm = {}
+        self.cpus = cpus
+        self.tids = tids
+        self.mm["count"] = 0
+        self.mm["dirty"] = 0
+
+    def get_current_proc(self, event):
+        cpu_id = event["cpu_id"]
+        if not cpu_id in self.cpus:
+            return None
+        c = self.cpus[cpu_id]
+        if c.current_tid == -1:
+            return None
+        return self.tids[c.current_tid]
+
+    def page_alloc(self, event):
+        self.mm["count"] += 1
+        for p in self.tids.values():
+            if len(p.current_syscall.keys()) == 0:
+                continue
+            if not "alloc" in p.current_syscall.keys():
+                p.current_syscall["alloc"] = 1
+            else:
+                p.current_syscall["alloc"] += 1
+
+    def page_free(self, event):
+        if self.mm["count"] == 0:
+            return
+        self.mm["count"] -= 1
+
+    def block_dirty_buffer(self, event):
+        self.mm["dirty"] += 1
+        for p in self.tids.values():
+            if len(p.current_syscall.keys()) == 0:
+                continue
+            if not "dirty" in p.current_syscall.keys():
+                p.current_syscall["dirty"] = 1
+            else:
+                p.current_syscall["dirty"] += 1
+
+    def writeback_global_dirty_state(self, event):
+        print("%s count : %d, count dirty : %d, nr_dirty : %d, nr_writeback : %d, nr_dirtied : %d, nr_written : %d" %
+                (ns_to_hour_nsec(event.timestamp), self.mm["count"],
+                    self.mm["dirty"], event["nr_dirty"],
+                    event["nr_writeback"], event["nr_dirtied"],
+                    event["nr_written"]))
+        self.mm["dirty"] = 0