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[IncrementalService] add last read error in dumpsys

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BUG: 184844615
Test: dumpsys
Change-Id: I3e8178c8a62dc5d09c718b140bb48bda85a3bae5
This commit is contained in:
Songchun Fan
2021-04-30 09:50:58 -07:00
parent f949c37e14
commit d48a25ee64
4 changed files with 34 additions and 0 deletions
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28
services/incremental/IncrementalService.cpp
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@@ -395,6 +395,15 @@ static long elapsedMcs(Duration start, Duration end) {
return std::chrono::duration_cast<std::chrono::microseconds>(end - start).count();
}
static uint64_t elapsedUsSinceMonoTs(uint64_t monoTsUs) {
timespec now;
if (clock_gettime(CLOCK_MONOTONIC, &now) != 0) {
return 0;
}
uint64_t nowUs = now.tv_sec * 1000000LL + now.tv_nsec / 1000;
return nowUs - monoTsUs;
}
void IncrementalService::onDump(int fd) {
dprintf(fd, "Incremental is %s\n", incfs::enabled() ? "ENABLED" : "DISABLED");
dprintf(fd, "Incremental dir: %s\n", mIncrementalDir.c_str());
@@ -462,6 +471,25 @@ void IncrementalService::onDump(int fd) {
dprintf(fd, " Metrics not available. Errno: %d\n", errno);
}
dprintf(fd, " }\n");
const auto lastReadError = mIncFs->getLastReadError(ifs->control);
const auto errorNo = errno;
dprintf(fd, " lastReadError: {\n");
if (lastReadError) {
if (lastReadError->timestampUs == 0) {
dprintf(fd, " No read errors.\n");
} else {
dprintf(fd, " fileId: %s\n",
IncFsWrapper::toString(lastReadError->id).c_str());
dprintf(fd, " time: %llu microseconds ago\n",
(unsigned long long)elapsedUsSinceMonoTs(lastReadError->timestampUs));
dprintf(fd, " blockIndex: %d\n", lastReadError->block);
dprintf(fd, " errno: %d\n", lastReadError->errorNo);
}
} else {
dprintf(fd, " Info not available. Errno: %d\n", errorNo);
}
dprintf(fd, " }\n");
}
dprintf(fd, " }\n");
}