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dumpstate: Dump page_owner for memory leak debugging

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If kernel supports page_owner, dump it at bugreport so that it could
help memory leak problem.

Page Owner dump would take long time if memory size would be bigger.
To be sure, let's increase the timeout to 60sec.

Bug: 168344541
Signed-off-by: Minchan Kim <minchan@google.com>
Change-Id: Ia137ade462afc545fd61a0a58b75332105b6e4a5
This commit is contained in:
Minchan Kim
2020-09-15 18:04:38 -07:00
parent 3c0beca779
commit 48441196ee
1 changed files with 3 additions and 1 deletions
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4
dumpstate/DumpstateDevice.cpp
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@@ -579,7 +579,7 @@ static void DumpUFS(int fd) {
// Methods from ::android::hardware::dumpstate::V1_0::IDumpstateDevice follow.
Return<void> DumpstateDevice::dumpstateBoard(const hidl_handle& handle) {
// Ignore return value, just return an empty status.
dumpstateBoard_1_1(handle, DumpstateMode::DEFAULT, 30 * 1000 /* timeoutMillis */);
dumpstateBoard_1_1(handle, DumpstateMode::DEFAULT, 60 * 1000 /* timeoutMillis */);
return Void();
}
@@ -727,6 +727,8 @@ Return<DumpstateStatus> DumpstateDevice::dumpstateBoard_1_1(const hidl_handle& h
// Dump camera profiler log
RunCommandToFd(fd, "Camera Profiler Logs", {"/vendor/bin/sh", "-c", "for f in /data/vendor/camera/profiler/camx_*; do echo [$f]; cat \"$f\";done"});
// Dump page owner
DumpFileToFd(fd, "Page Owner", "/sys/kernel/debug/page_owner");
if (modemThreadHandle) {
pthread_join(modemThreadHandle, NULL);
}