On 17/05/17 12:29, Atul Sowani wrote: > Hi, > > I have observed that certain Bazel test cases from the test suite are > timing out on CentOS 7 (kernel version 3.10.0-123.el7.x86_64). For > example, I tried bazel_coverage_test (using command bazel test > //src/test/shell/bazel:bazel_coverage_test) and observed that it just > hangs. I tried tracing it using strace (log attached). > > This seems to be CentOS specific behavior as I did not observe this on > Ubuntu 16.04. > > Has anybody observed this? Is this a regression as far as CentOS is > concerned? > > Thanks, > Atul. If your kernel version is 3.10.0-123 then you are *way* backlevel. That is the original 7.0 kernel and the rest of your system is likely to also be at the same 2.5 year old level. You should `yum update` and retest on 7.3. Trevor