Impala Public Jenkins has submitted this change and it was merged. ( http://gerrit.cloudera.org:8080/8237 )
Change subject: Download toolchain in parallel. ...................................................................... Download toolchain in parallel. By downloading from the toolchain S3 buckets in parallel with extracting them, this improves bootstrap_toolchain on my machine from about 1m5s to about 30s. $rm -rf toolchain; time bin/bootstrap_toolchain.py > /dev/null real 0m29.226s user 0m46.516s sys 0m33.820s On a large EC2 machine, closer to the S3 buckets, the new time is 21s. Because multiprocessing hasn't always been available (python2.4 on RHEL5 won't have it), I fall back to a simpler implementation Change-Id: I46a6088bb002402c7653dbc8257dff869afb26ec Reviewed-on: http://gerrit.cloudera.org:8080/8237 Reviewed-by: Tim Armstrong <[email protected]> Reviewed-by: Alex Behm <[email protected]> Reviewed-by: Michael Brown <[email protected]> Tested-by: Impala Public Jenkins --- M bin/bootstrap_toolchain.py 1 file changed, 30 insertions(+), 7 deletions(-) Approvals: Tim Armstrong: Looks good to me, but someone else must approve Alex Behm: Looks good to me, approved Michael Brown: Looks good to me, approved Impala Public Jenkins: Verified -- To view, visit http://gerrit.cloudera.org:8080/8237 To unsubscribe, visit http://gerrit.cloudera.org:8080/settings Gerrit-Project: Impala-ASF Gerrit-Branch: master Gerrit-MessageType: merged Gerrit-Change-Id: I46a6088bb002402c7653dbc8257dff869afb26ec Gerrit-Change-Number: 8237 Gerrit-PatchSet: 2 Gerrit-Owner: Philip Zeyliger <[email protected]> Gerrit-Reviewer: Alex Behm <[email protected]> Gerrit-Reviewer: Impala Public Jenkins Gerrit-Reviewer: Michael Brown <[email protected]> Gerrit-Reviewer: Tim Armstrong <[email protected]>
