Merge "Remove ftrace dumping from dumpstate"
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index a45775a..2824c82 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -475,47 +475,6 @@
return false;
}
-static void dump_systrace() {
- if (!ds.IsZipping()) {
- MYLOGD("Not dumping systrace because it's not a zipped bugreport\n");
- return;
- }
- std::string systrace_path = ds.GetPath("-systrace.txt");
- if (systrace_path.empty()) {
- MYLOGE("Not dumping systrace because path is empty\n");
- return;
- }
- const char* path = "/sys/kernel/debug/tracing/tracing_on";
- long int is_tracing;
- if (read_file_as_long(path, &is_tracing)) {
- return; // error already logged
- }
- if (is_tracing <= 0) {
- MYLOGD("Skipping systrace because '%s' content is '%ld'\n", path, is_tracing);
- return;
- }
-
- MYLOGD("Running '/system/bin/atrace --async_dump -o %s', which can take several minutes",
- systrace_path.c_str());
- if (RunCommand("SYSTRACE", {"/system/bin/atrace", "--async_dump", "-o", systrace_path},
- CommandOptions::WithTimeout(120).Build())) {
- MYLOGE("systrace timed out, its zip entry will be incomplete\n");
- // TODO: RunCommand tries to kill the process, but atrace doesn't die
- // peacefully; ideally, we should call strace to stop itself, but there is no such option
- // yet (just a --async_stop, which stops and dump
- // if (RunCommand("SYSTRACE", {"/system/bin/atrace", "--kill"})) {
- // MYLOGE("could not stop systrace ");
- // }
- }
- if (!ds.AddZipEntry("systrace.txt", systrace_path)) {
- MYLOGE("Unable to add systrace file %s to zip file\n", systrace_path.c_str());
- } else {
- if (remove(systrace_path.c_str())) {
- MYLOGE("Error removing systrace file %s: %s", systrace_path.c_str(), strerror(errno));
- }
- }
-}
-
static bool skip_not_stat(const char *path) {
static const char stat[] = "/stat";
size_t len = strlen(path);
@@ -1440,12 +1399,8 @@
/* Dumps state for the default case. Returns true if everything went fine. */
static bool DumpstateDefault() {
- // Dumps systrace right away, otherwise it will be filled with unnecessary events.
- // First try to dump anrd trace if the daemon is running. Otherwise, dump
- // the raw trace.
- if (!dump_anrd_trace()) {
- dump_systrace();
- }
+ // Try to dump anrd trace if the daemon is running.
+ dump_anrd_trace();
// Invoking the following dumpsys calls before dump_traces() to try and
// keep the system stats as close to its initial state as possible.