Hi,
I looked into this. The relevant bits appear in output.c:
--8<---cut here---start->8---
/* Obtain the lock for writing output. */
static void *
acquire_semaphore (void)
{
static struct flock fl;
fl.l_type = F_WRLCK;
fl.l_whence = SEEK_SET;
Hi,
I opened up a report for docker: https://github.com/docker/docker/issues/31182
I ran lslocks as root and with several flags, I could not get a more
detailed output. For completeness, here is a (reduced) correct report
with a blocked make:
make11052 POSIX0B WRITE* 0 0 0
Hi,
On 18/02/17 08:27, Norbert Lange wrote:
> Hi,
>
> sorry for messing up years.
> lslocks only showed makes locking /dev/null, but it appears to be that
> the culprit is a running dockerd daemon.
lslocks shouldn't be showing make holding a lock in /dev/null because it
does so for a very short
Hi,
sorry for messing up years.
lslocks only showed makes locking /dev/null, but it appears to be that
the culprit is a running dockerd daemon.
I dont understand why, but with the service disabled a blocked make
will suddenly continue.
to install the service:
echo >
Hi,
On 17/02/17 18:08, Norbert Lange wrote:
> Hello,
>
> Tried reproducing it at work (where it first happened on a build server).
> On my PC at home with 4 cores / 12 thread the bug reproduces always
> On a 6 core / 12 threads Xeon Server the bug reproduces always
> On my work PC with 4 cores
Hello,
Tried reproducing it at work (where it first happened on a build server).
On my PC at home with 4 cores / 12 thread the bug reproduces always
On a 6 core / 12 threads Xeon Server the bug reproduces always
On my work PC with 4 cores / 4 threads running in a VMware Instance it
doesnt
Hi,
On 16/02/17 21:52, Norbert Lange wrote:
> Package: make
> Version: 4.1-9
> Severity: important
>
> Dear Maintainer,
>
> running the attached Makefile will hang the process,
> if multiple jobs are used then the process wont respond to a
> TERM and has to be killed.
>
> The very same issue
Package: make
Version: 4.1-9
Severity: important
Dear Maintainer,
running the attached Makefile will hang the process,
if multiple jobs are used then the process wont respond to a
TERM and has to be killed.
The very same issue is observed with make-guile.
I believe this to not be an upstream
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