MXQI: Unable to connect requesting X memory and X + 500 GiB memory being available

[pmenzel]

With

12852 main RUNNING hotelcalifornia                  0.31.7  2594  128   957.1 GiB 0          957.1 GiB    3      104    104     380.0 GiB 0                                                                      

I am not able to start a MXQI session requesting 180 GiB of memory despite over 500 GiB being available:

$ ssh -t pmenzel@geniux.molgen.mpg.de mxqi -j 24 -m 180G --whitelist hotelcalifornia

Requested Resources:

    processors:    24
    max memory:    184320 MB
    max runtime:   600 min
    whitelist:     hotelcalifornia

Note, that your job is killed without warning, if you exceed the reserved memory or runtime.

Waiting for callback from job 54807216 (group 574595)

Sorry, failed to get a free slot with your requested resources in 30 seconds.
You may continue to wait or abort with ^C.
Please send email to helpdesk@molgen.mpg.de if your demand is not satisfied.

Continue waiting...
^C

job 54807216 cancelled
Connection to geniux.molgen.mpg.de closed.
$ ssh -t pmenzel@geniux.molgen.mpg.de mxqi -j 24 -m 179500M --whitelist hotelcalifornia

Requested Resources:

    processors:    24
    max memory:    179500 MB
    max runtime:   600 min
    whitelist:     hotelcalifornia

Note, that your job is killed without warning, if you exceed the reserved memory or runtime.

Waiting for callback from job 54807217 (group 574599)
Last login: Wed Apr  9 14:38:19 2025 from geniux.molgen.mpg.de

  #     #                  ###         #     #  hotelcalifornia
  ##   ##    ##    #####    #   #    #  #   #   system Supermicro 2023US-TR4
  # # # #   #  #   #    #   #   #    #   # #    cpu    128x AMD EPYC 7551
  #  #  #  #    #  #    #   #   #    #    # 64  ram    1031.7 GB
  #     #  ######  #####    #   #    #   # #    arch   x86_64 / 64-bit
  #     #  #    #  #   #    #   #    #  #   #   glibc  2.36
  #     #  #    #  #    #  ###   ####  #     #  kernel 5.15.131.mx64.457 #1

  tags: amd confidential hitparade mx64 mxqd server

  * MXQ cluster node - only to be used via mxqsub/mxqi
  * Access to confidential data enabled

pmenzel@hotelcalifornia:~$ logout
Connection to hotelcalifornia.molgen.mpg.de closed.
Connection to geniux.molgen.mpg.de closed.