From 2d355f0e8fb8f7e72e6448fd4fcc4e79cdb6ba72 Mon Sep 17 00:00:00 2001 From: Nicolas Lacasse Date: Wed, 27 Mar 2019 12:40:18 -0700 Subject: Add start time to /proc//stat. The start time is the number of clock ticks between the boot time and application start time. PiperOrigin-RevId: 240619475 Change-Id: Ic8bd7a73e36627ed563988864b0c551c052492a5 --- test/syscalls/linux/proc.cc | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'test') diff --git a/test/syscalls/linux/proc.cc b/test/syscalls/linux/proc.cc index 0da682e7b..64d75d9fb 100644 --- a/test/syscalls/linux/proc.cc +++ b/test/syscalls/linux/proc.cc @@ -880,6 +880,14 @@ TEST_P(ProcPidStatTest, HasBasicFields) { EXPECT_EQ("R", fields[2]); // task state EXPECT_EQ(absl::StrCat(getppid()), fields[3]); + // If the test starts up quickly, then the process start time and the kernel + // boot time will be very close, and the proc starttime field (which is the + // delta of the two times) will be 0. For that unfortunate reason, we can + // only check that starttime >= 0, and not that it is strictly > 0. + uint64_t starttime; + ASSERT_TRUE(absl::SimpleAtoi(fields[21], &starttime)); + EXPECT_GE(starttime, 0); + uint64_t vss; ASSERT_TRUE(absl::SimpleAtoi(fields[22], &vss)); EXPECT_GT(vss, 0); -- cgit v1.2.3