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Den 30. okt. 2018 10:01, skrev Mick: |
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> On Tuesday, 30 October 2018 06:30:23 GMT Håkon Alstadheim wrote: |
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>> I'm having fun enabling "test" in FEATURES on my gentoo-desktop. One |
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>> interesting failure, that brings to mind build failures I have had in |
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>> the past: |
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>> |
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>> Building sys-apps/mlocate-0.26-r2, I get |
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>> |
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>> 43: updatedb: Very deep hierarchy FAILED |
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>> (updatedb.at:261) |
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>> |
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>> Trying to reproduce, as root I do "make check" in the work/mlocate-0.26/ |
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>> , and the test passes. |
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>> |
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>> 43: updatedb: Very deep hierarchy ok |
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>> |
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>> I'd really like to get to the bottom of this, as I believe it must have |
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>> the same root-cause as issues I have had compiling large packages such |
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>> as firefox. |
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>> |
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>> Re-running both the emerge and the make check, I get the same results. |
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>> emerge fails, make check succeeds. I made a local copy of the ebuild and |
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>> inserted a "ulimit -a" in pre_src_test. |
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>> |
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>> ulimit from root-shell: |
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>> |
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>> # ulimit -a |
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>> core file size (blocks, -c) unlimited |
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>> data seg size (kbytes, -d) unlimited |
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>> scheduling priority (-e) 0 |
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>> file size (blocks, -f) unlimited |
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>> pending signals (-i) 59958 |
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>> max locked memory (kbytes, -l) 16384 |
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>> max memory size (kbytes, -m) unlimited |
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>> open files (-n) 1024 |
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>> pipe size (512 bytes, -p) 8 |
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>> POSIX message queues (bytes, -q) 819200 |
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>> real-time priority (-r) 0 |
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>> stack size (kbytes, -s) 8192 |
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>> cpu time (seconds, -t) unlimited |
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>> max user processes (-u) 10000 |
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>> virtual memory (kbytes, -v) unlimited |
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>> file locks (-x) unlimited |
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>> |
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>> ulimit from emerge: |
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>>>>> Source compiled. |
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>> core file size (blocks, -c) unlimited |
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>> data seg size (kbytes, -d) unlimited |
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>> scheduling priority (-e) 0 |
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>> file size (blocks, -f) unlimited |
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>> pending signals (-i) 59958 |
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>> max locked memory (kbytes, -l) 16384 |
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>> max memory size (kbytes, -m) unlimited |
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>> open files (-n) 1024 |
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>> pipe size (512 bytes, -p) 8 |
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>> POSIX message queues (bytes, -q) 819200 |
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>> real-time priority (-r) 0 |
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>> stack size (kbytes, -s) 9788 |
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>> cpu time (seconds, -t) unlimited |
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>> max user processes (-u) 10000 |
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>> virtual memory (kbytes, -v) unlimited |
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>> file locks (-x) unlimited |
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>> |
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>>>>> Test phase: sys-apps/mlocate-0.26-r2 |
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>> I have plenty of space in my portage temp directory (/pt): |
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>> |
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>> # df -hT ./ |
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>> Filsystem Type Størrelse Brukt Tilgj. Bruk% Montert på |
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>> /dev/xvdc ext4 163G 8,0G 147G 6% /pt |
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>> |
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>> Portage temp is at /pt due to the earlier mentioned issues with firefox. |
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>> |
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>> At my wits end here. Anyone ? |
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> I have not looked or used the test FEATURES of portage, but have also noticed |
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> over time certain packages fail to build on machines with low RAM. As low |
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> here I consider anything less than 4G. It seems each thread is now consuming |
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> so much memory they cumulatively use up all RAM available and then start |
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> swapping endlessly until the compilation invariably fails. Increasingly more |
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> and more packages have been suffering from this, the last two I noticed are |
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> qtwebkit and qtwebengine. |
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> |
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> My solution has been to create a package.env file in which I specify MAKEOPTS |
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> limiting the number of jobs and average load for any of these packages which |
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> chew up all the RAM. |
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Memory should not be a problem here. Fails with only that one emerge |
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running, |
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succeeds if run directly as root, or with FEATURES="-sandbox -usersandbox". |
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|
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Memory is >14GB: |
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# vmstat |
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procs -----------memory---------- ---swap-- -----io---- -system-- |
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------cpu----- |
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r b swpd free buff cache si so bi bo in cs us sy |
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id wa st |
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3 4 28416 6904608 174112 4616144 0 0 65 266 13 4 10 |
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2 84 4 0 |
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