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[LDM #UWX-853452]: Weird errors with LDM-6.13.17 when started under systemd

Hi Gilbert,

We're working hard trying to figure-out this problem.

Would you please send us the following information:
    Name of the computer
    The operating system name
    The kernel version (uname -a)
    The location of the product-queue (i.e., disk, ramdisk, /dev/shm)
    glibc version (Fedora/CentOS: rpm -qi glibc; otherwise, ldd --version)

> OK, once again, we have an AllisonHouse LDM WEIRD THING(tm). No one but us
> will see it. :)
> 
> So, when we start up LDM after a reboot on our systems, systemd starts it
> up for us. But then, in our error logs, we get stuff like:
> 
> 20221105T151939.552504Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] up6.c:up6_run:445 NOTE
> Starting Up(6.13.17/6): 20221105141938.538884 TS_ENDT {{NIMAGE|UNIWISC,
> ".*"}}, SIG=d94d2859140d2c43ca479421098a75fb, Primary
> 20221105T151939.552534Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] up6.c:up6_run:448 NOTE
> topo:  edex-b18-2-1-3-new.c.tough-volt.internal {{NIMAGE|UNIWISC, (.*)}}
> 20221105T151939.552571Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] pq.c:fd_lock:3485
> ERROR Bad file descriptor
> 20221105T151939.552584Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] pq.c:fd_lock:3485
> ERROR fcntl(3, F_RDLCK) failed for region {whence: SEEK_SET, off: 0,
> extent: 4096}
> 20221105T151939.552601Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] pq.c:rgn2_reserve:3776
> ERROR Bad file descriptor
> 20221105T151939.552628Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] pq.c:rgn2_reserve:3776
> ERROR rgn_lock() failure
> 20221105T151939.552644Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] pq.c:mm0_ftom:4361
> ERROR rgn2_reserve() failure
> 20221105T151939.552663Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] up6.c:up6_run:532
> ERROR Product send failure: Unknown error -4
> 20221105T151939.552777Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7530] ldmd.c:cleanup:294
> NOTE Exiting
> 20221105T151939.553560Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] up6.c:up6_run:445 NOTE
> Starting Up(6.13.17/6): 20221105141938.539720 TS_ENDT {{EXP, "WwWind"}},
> SIG=NONE, Primary
> 20221105T151939.553587Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] up6.c:up6_run:448 NOTE
> topo:  edex-b18-2-1-3-new.c.tough-volt.internal {{EXP, (.*)}}
> 20221105T151939.553622Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] pq.c:fd_lock:3485
> ERROR Bad file descriptor
> 20221105T151939.553640Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] pq.c:fd_lock:3485
> ERROR fcntl(3, F_RDLCK) failed for region {whence: SEEK_SET, off: 0,
> extent: 4096}
> 20221105T151939.553657Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] pq.c:rgn2_reserve:3776
> ERROR Bad file descriptor
> 20221105T151939.553668Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] pq.c:rgn2_reserve:3776
> ERROR rgn_lock() failure
> 20221105T151939.553679Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] pq.c:mm0_ftom:4361
> ERROR rgn2_reserve() failure
> 20221105T151939.553692Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] up6.c:up6_run:532
> ERROR Product send failure: Unknown error -4
> 20221105T151939.553764Z
> edex-b18-2-1-3-new.c.tough-volt.internal(feed)[7529] ldmd.c:cleanup:294
> NOTE Exiting
> 20221105T151939.554360Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] up6.c:up6_run:445
> NOTE Starting Up(6.13.17/6): 20221105141938.540694 TS_ENDT {{EXP,
> "/nfsdata/realtime/outgoing/grib2/([A-Z]+)/MRMS_RotationTrack1440min_00.$
> 20221105T151939.554395Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] up6.c:up6_run:448
> NOTE topo:  ldm-docker-globalcomp.c.tough-volt.internal {{EXP, (.*)}}
> 20221105T151939.554437Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] pq.c:fd_lock:3485
> ERROR Bad file descriptor
> 20221105T151939.554456Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] pq.c:fd_lock:3485
> ERROR fcntl(3, F_RDLCK) failed for region {whence: SEEK_SET, off: 0,
> extent: 4096}
> 20221105T151939.554473Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531]
> pq.c:rgn2_reserve:3776 ERROR Bad file descriptor
> 20221105T151939.554490Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531]
> pq.c:rgn2_reserve:3776 ERROR rgn_lock() failure
> 20221105T151939.554506Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] pq.c:mm0_ftom:4361
> ERROR rgn2_reserve() failure
> 20221105T151939.554525Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] up6.c:up6_run:532
> ERROR Product send failure: Unknown error -4
> 20221105T151939.554623Z
> ldm-docker-globalcomp.c.tough-volt.internal(feed)[7531] ldmd.c:cleanup:294
> NOTE Exiting
> 
> Now, after that, when I stop the LDM, and restart it manually after doing a
> delqueue, mkqueue and ldmadmin clean, everything is perfectly fine.

Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: UWX-853452
Department: Support LDM
Priority: Normal
Status: Closed
===================
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