runsolver version 3.4.2 (svn: 4680) Copyright (C) 2010-2013 Olivier ROUSSEL
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
NUMA information:
number of nodes: 2
memory of node 0: 63968 MiB (57020 MiB free)
memory of node 1: 64473 MiB (60747 MiB free)
node distances:
10 21
21 10
command line: BIN/runsolver --timestamp --file-size-limit 102400 -w /tmp/evaluation-result-4458808-1721888778/watcher-4458808-1721888778 -o /tmp/evaluation-result-4458808-1721888778/solver-4458808-1721888778 -C 3600 -W 3700 -M 31000 --bin-var /tmp/runsolver-exch-nodeC020-1721888269-234890 --watchdog 3760 HOME/Exact_nosoplex --print-uniform=0 --verbosity=0 --print-sol --seed=1772938209 HOME/instance-4458808-1721888778.opb
running on 2 cores: 0,2
CPU governors:
performance: 0 2
Enforcing FSIZE limit: 104857600 KiB
Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 3600 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 3630 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 3700 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 31744000 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 31795200 KiB
Linux 4.18.0-301.1.el8.x86_64
Starting watchdog thread
solver pid=235703, runsolver pid=235700
Current StackSize limit: 8192 KiB
[startup+0.100093 s]*
/proc/loadavg: 4.16 4.12 4.11 5/252 235704
/proc/meminfo: memFree=120583332/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=33516 memory=14824 CPUtime=0.09 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 2637 0 0 0 9 0 0 0 20 0 1 0 25406211 34320384 3706 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 8379 3706 755 746 0 7443 0
Current children cumulated CPU time: 0.09 s
Current children cumulated vsize: 33516 KiB
Current children cumulated memory: 14824 KiB
[startup+0.205604 s]*
/proc/loadavg: 4.16 4.12 4.11 5/252 235704
/proc/meminfo: memFree=120574252/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=38372 memory=23224 CPUtime=0.2 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 3838 0 0 0 19 1 0 0 20 0 1 0 25406211 39292928 5806 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 9593 5806 755 746 0 8657 0
Current children cumulated CPU time: 0.2 s
Current children cumulated vsize: 38372 KiB
Current children cumulated memory: 23224 KiB
[startup+0.305556 s]*
/proc/loadavg: 4.16 4.12 4.11 5/252 235704
/proc/meminfo: memFree=120567368/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=44444 memory=31600 CPUtime=0.3 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 5425 0 0 0 29 1 0 0 20 0 1 0 25406211 45510656 7900 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 11111 7900 755 746 0 10175 0
Current children cumulated CPU time: 0.3 s
Current children cumulated vsize: 44444 KiB
Current children cumulated memory: 31600 KiB
[startup+0.700226 s]
/proc/loadavg: 4.16 4.12 4.11 5/252 235704
/proc/meminfo: memFree=120553760/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=53728 memory=47764 CPUtime=0.69 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 7892 0 0 0 67 2 0 0 20 0 1 0 25406211 55017472 11941 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 13432 11941 835 746 0 12496 0
Current children cumulated CPU time: 0.69 s
Current children cumulated vsize: 53728 KiB
Current children cumulated memory: 47764 KiB
[startup+1.50024 s]
/proc/loadavg: 4.16 4.12 4.11 5/252 235704
/proc/meminfo: memFree=120543456/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=77044 memory=62820 CPUtime=1.49 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 10364 0 0 0 146 3 0 0 20 0 1 0 25406211 78893056 15705 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 19261 15705 835 746 0 18325 0
Current children cumulated CPU time: 1.49 s
Current children cumulated vsize: 77044 KiB
Current children cumulated memory: 62820 KiB
[startup+3.10537 s]
/proc/loadavg: 4.16 4.12 4.11 5/252 235705
/proc/meminfo: memFree=120532376/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=78704 memory=64528 CPUtime=3.09 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 10611 0 0 0 306 3 0 0 20 0 1 0 25406211 80592896 16132 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 19676 16132 835 746 0 18740 0
Current children cumulated CPU time: 3.09 s
Current children cumulated vsize: 78704 KiB
Current children cumulated memory: 64528 KiB
[startup+6.30022 s]
/proc/loadavg: 4.15 4.12 4.11 5/252 235705
/proc/meminfo: memFree=120522136/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=78704 memory=70672 CPUtime=6.27 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 10626 0 0 0 624 3 0 0 20 0 1 0 25406211 80592896 17668 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 19676 17668 835 746 0 18740 0
Current children cumulated CPU time: 6.27 s
Current children cumulated vsize: 78704 KiB
Current children cumulated memory: 70672 KiB
[startup+12.7002 s]
/proc/loadavg: 4.14 4.12 4.11 5/252 235707
/proc/meminfo: memFree=120505048/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=102372 memory=87788 CPUtime=12.65 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 11230 0 0 0 1261 4 0 0 20 0 1 0 25406211 104828928 21947 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 25593 21947 835 746 0 24657 0
Current children cumulated CPU time: 12.65 s
Current children cumulated vsize: 102372 KiB
Current children cumulated memory: 87788 KiB
[startup+25.5002 s]
/proc/loadavg: 4.11 4.11 4.10 5/252 235708
/proc/meminfo: memFree=120497548/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=105860 memory=91316 CPUtime=25.4 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 11881 0 0 0 2536 4 0 0 20 0 1 0 25406211 108400640 22829 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 26465 22829 835 746 0 25529 0
Current children cumulated CPU time: 25.4 s
Current children cumulated vsize: 105860 KiB
Current children cumulated memory: 91316 KiB
[startup+51.1054 s]
/proc/loadavg: 4.14 4.12 4.11 5/252 235712
/proc/meminfo: memFree=120474724/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=147520 memory=104028 CPUtime=50.92 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 12992 0 0 0 5087 5 0 0 20 0 1 0 25406211 151060480 26007 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 36880 26007 835 746 0 35944 0
Current children cumulated CPU time: 50.92 s
Current children cumulated vsize: 147520 KiB
Current children cumulated memory: 104028 KiB
[startup+102.3 s]
/proc/loadavg: 4.13 4.12 4.10 5/252 235722
/proc/meminfo: memFree=120418984/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=149160 memory=109656 CPUtime=101.93 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 13439 0 0 0 10187 6 0 0 20 0 1 0 25406211 152739840 27414 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 37290 27414 835 746 0 36354 0
Current children cumulated CPU time: 101.93 s
Current children cumulated vsize: 149160 KiB
Current children cumulated memory: 109656 KiB
[startup+162.3 s]
/proc/loadavg: 4.12 4.12 4.10 5/254 235902
/proc/meminfo: memFree=120409488/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=151460 memory=113868 CPUtime=161.69 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 14070 0 0 0 16163 6 0 0 20 0 1 0 25406211 155095040 28467 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 37865 28467 835 746 0 36929 0
Current children cumulated CPU time: 161.69 s
Current children cumulated vsize: 151460 KiB
Current children cumulated memory: 113868 KiB
[startup+222.3 s]
/proc/loadavg: 4.15 4.13 4.10 5/254 235913
/proc/meminfo: memFree=120390908/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=152012 memory=114480 CPUtime=221.45 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 14254 0 0 0 22139 6 0 0 20 0 1 0 25406211 155660288 28620 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 38003 28620 835 746 0 37067 0
Current children cumulated CPU time: 221.45 s
Current children cumulated vsize: 152012 KiB
Current children cumulated memory: 114480 KiB
[startup+282.3 s]
/proc/loadavg: 4.11 4.12 4.10 5/257 235984
/proc/meminfo: memFree=120365872/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=154152 memory=122856 CPUtime=281.21 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 14825 0 0 0 28115 6 0 0 20 0 1 0 25406211 157851648 30714 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 38538 30714 835 746 0 37602 0
Current children cumulated CPU time: 281.21 s
Current children cumulated vsize: 154152 KiB
Current children cumulated memory: 122856 KiB
[startup+342.3 s]
/proc/loadavg: 4.16 4.13 4.10 5/257 235995
/proc/meminfo: memFree=120357084/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=154884 memory=123588 CPUtime=340.97 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 15061 0 0 0 34091 6 0 0 20 0 1 0 25406211 158601216 30897 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 38721 30897 835 746 0 37785 0
Current children cumulated CPU time: 340.97 s
Current children cumulated vsize: 154884 KiB
Current children cumulated memory: 123588 KiB
[startup+402.3 s]
/proc/loadavg: 4.12 4.12 4.09 5/257 236005
/proc/meminfo: memFree=120353120/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=157188 memory=125832 CPUtime=400.73 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 15653 0 0 0 40067 6 0 0 20 0 1 0 25406211 160960512 31458 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 39297 31458 835 746 0 38361 0
Current children cumulated CPU time: 400.73 s
Current children cumulated vsize: 157188 KiB
Current children cumulated memory: 125832 KiB
[startup+462.3 s]
/proc/loadavg: 4.09 4.11 4.09 5/255 236016
/proc/meminfo: memFree=120350692/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=158868 memory=127540 CPUtime=460.48 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 16096 0 0 0 46042 6 0 0 20 0 1 0 25406211 162680832 31885 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 39717 31885 835 746 0 38781 0
################
# More data... #
################
Current children cumulated memory: 146236 KiB
[startup+2922.3 s]
/proc/loadavg: 4.09 4.10 4.09 5/254 237034
/proc/meminfo: memFree=120164400/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173260 memory=146284 CPUtime=2912.41 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22148 0 0 0 291233 8 0 0 20 0 1 0 25406211 177418240 36571 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43315 36571 835 746 0 42379 0
Current children cumulated CPU time: 2912.41 s
Current children cumulated vsize: 173260 KiB
Current children cumulated memory: 146284 KiB
[startup+2982.3 s]
/proc/loadavg: 4.09 4.10 4.09 5/252 237044
/proc/meminfo: memFree=120140576/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173440 memory=146392 CPUtime=2972.22 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22252 0 0 0 297214 8 0 0 20 0 1 0 25406211 177602560 36598 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43360 36598 835 746 0 42424 0
Current children cumulated CPU time: 2972.22 s
Current children cumulated vsize: 173440 KiB
Current children cumulated memory: 146392 KiB
[startup+3042.3 s]
/proc/loadavg: 4.08 4.09 4.09 5/252 237054
/proc/meminfo: memFree=120139744/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173440 memory=146464 CPUtime=3032.03 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22328 0 0 0 303195 8 0 0 20 0 1 0 25406211 177602560 36616 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43360 36616 835 746 0 42424 0
Current children cumulated CPU time: 3032.03 s
Current children cumulated vsize: 173440 KiB
Current children cumulated memory: 146464 KiB
[startup+3102.3 s]
/proc/loadavg: 4.18 4.12 4.10 5/251 237065
/proc/meminfo: memFree=120129060/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173576 memory=146500 CPUtime=3091.84 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22404 0 0 0 309176 8 0 0 20 0 1 0 25406211 177741824 36625 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43394 36625 835 746 0 42458 0
Current children cumulated CPU time: 3091.84 s
Current children cumulated vsize: 173576 KiB
Current children cumulated memory: 146500 KiB
[startup+3162.3 s]
/proc/loadavg: 4.10 4.11 4.09 5/251 237167
/proc/meminfo: memFree=121914628/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173724 memory=146676 CPUtime=3151.63 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22516 0 0 0 315155 8 0 0 20 0 1 0 25406211 177893376 36669 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43431 36669 835 746 0 42495 0
Current children cumulated CPU time: 3151.63 s
Current children cumulated vsize: 173724 KiB
Current children cumulated memory: 146676 KiB
[startup+3222.3 s]
/proc/loadavg: 4.08 4.10 4.09 5/251 237177
/proc/meminfo: memFree=121905208/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173912 memory=146752 CPUtime=3211.43 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22611 0 0 0 321135 8 0 0 20 0 1 0 25406211 178085888 36688 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43478 36688 835 746 0 42542 0
Current children cumulated CPU time: 3211.43 s
Current children cumulated vsize: 173912 KiB
Current children cumulated memory: 146752 KiB
[startup+3282.3 s]
/proc/loadavg: 4.05 4.10 4.09 5/253 237237
/proc/meminfo: memFree=121898972/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173912 memory=146892 CPUtime=3271.23 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22704 0 0 0 327115 8 0 0 20 0 1 0 25406211 178085888 36723 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43478 36723 835 746 0 42542 0
Current children cumulated CPU time: 3271.23 s
Current children cumulated vsize: 173912 KiB
Current children cumulated memory: 146892 KiB
[startup+3342.3 s]
/proc/loadavg: 4.07 4.09 4.09 5/253 237248
/proc/meminfo: memFree=121699856/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=173912 memory=146904 CPUtime=3331 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22780 0 0 0 333092 8 0 0 20 0 1 0 25406211 178085888 36726 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43478 36726 835 746 0 42542 0
Current children cumulated CPU time: 3331 s
Current children cumulated vsize: 173912 KiB
Current children cumulated memory: 146904 KiB
[startup+3402.3 s]
/proc/loadavg: 4.14 4.10 4.09 5/253 237260
/proc/meminfo: memFree=121594988/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=174056 memory=146988 CPUtime=3390.78 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22871 0 0 0 339070 8 0 0 20 0 1 0 25406211 178233344 36747 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43514 36747 835 746 0 42578 0
Current children cumulated CPU time: 3390.78 s
Current children cumulated vsize: 174056 KiB
Current children cumulated memory: 146988 KiB
[startup+3462.3 s]
/proc/loadavg: 4.11 4.10 4.09 5/253 237270
/proc/meminfo: memFree=121578016/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=174056 memory=147032 CPUtime=3450.55 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 22933 0 0 0 345047 8 0 0 20 0 1 0 25406211 178233344 36758 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43514 36758 835 746 0 42578 0
Current children cumulated CPU time: 3450.55 s
Current children cumulated vsize: 174056 KiB
Current children cumulated memory: 147032 KiB
[startup+3522.3 s]
/proc/loadavg: 4.08 4.09 4.09 5/254 237281
/proc/meminfo: memFree=121566008/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=174192 memory=147116 CPUtime=3510.33 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 23033 0 0 0 351025 8 0 0 20 0 1 0 25406211 178372608 36779 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43548 36779 835 746 0 42612 0
Current children cumulated CPU time: 3510.33 s
Current children cumulated vsize: 174192 KiB
Current children cumulated memory: 147116 KiB
[startup+3582.3 s]
/proc/loadavg: 4.50 4.20 4.12 5/254 237676
/proc/meminfo: memFree=121563008/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=175020 memory=147824 CPUtime=3570.11 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 23285 0 0 0 357002 9 0 0 20 0 1 0 25406211 179220480 36956 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43755 36956 835 746 0 42819 0
Current children cumulated CPU time: 3570.11 s
Current children cumulated vsize: 175020 KiB
Current children cumulated memory: 147824 KiB
Maximum CPU time exceeded: sending SIGTERM then SIGKILL
[startup+3612.3 s]
/proc/loadavg: 4.38 4.20 4.12 5/254 237681
/proc/meminfo: memFree=121561952/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=175020 memory=147824 CPUtime=3600 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 23302 0 0 0 359991 9 0 0 20 0 1 0 25406211 179220480 36956 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43755 36956 835 746 0 42819 0
Current children cumulated CPU time: 3600 s
Current children cumulated vsize: 175020 KiB
Current children cumulated memory: 147824 KiB
Sending SIGTERM to process tree (bottom up)
Sleeping 2 seconds
[startup+3612.31 s]
# the end of solver process 235703 was just reported to runsolver
# Child status: 10
# cumulated CPU time of all completed processes: user=3599.92 s, system=0.091598 s
Solver just ended.
??? end of watcher thread
Dumping a history of the last processes samples
[startup+3612.3 s]
/proc/loadavg: 4.38 4.20 4.12 5/254 237681
/proc/meminfo: memFree=121561952/131524600 swapFree=131061696/131071996
[pid=235703] ppid=235700 vsize=175020 memory=147824 CPUtime=3600 cores=0,2
/proc/235703/stat : 235703 (Exact_nosoplex) R 235700 235703 234880 0 -1 4194304 23302 0 0 0 359991 9 0 0 20 0 1 0 25406211 179220480 36956 134679101440 4194304 7248369 140723542765600 0 0 0 0 0 8404994 0 0 0 17 0 0 0 0 0 0 7946728 8011032 23130112 140723542774704 140723542774883 140723542774883 140723542781894 0
/proc/235703/statm: 43755 36956 835 746 0 42819 0
Current children cumulated CPU time: 3600 s
Current children cumulated vsize: 175020 KiB
Current children cumulated memory: 147824 KiB
Child status: 10
Real time (s): 3612.31
CPU time (s): 3600.01
CPU user time (s): 3599.92
CPU system time (s): 0.091598
CPU usage (%): 99.6597
Max. virtual memory (cumulated for all children) (KiB): 175020
Max. memory (cumulated for all children) (KiB): 147824
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 3599.92
system time used= 0.091598
maximum resident set size= 154684
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 23304
page faults= 0
swaps= 0
block input operations= 0
block output operations= 0
messages sent= 0
messages received= 0
signals received= 0
voluntary context switches= 26
involuntary context switches= 25203
# summary of solver processes directly reported to runsolver:
# pid: 235703
# total CPU time (s): 3600.01
# total CPU user time (s): 3599.92
# total CPU system time (s): 0.091598
??? join timestamper begins
??? join timestamper ends
??? end of timestamper thread
runsolver used 6.73682 second user time and 16.6767 second system time
The end
Begin job on nodeC020 at 2024-07-25 08:26:19
IDJOB=4458808
IDBENCH=178200
IDSOLVER=3061
FILE ID=nodeC020/4458808-1721888778
RUNJOBID= nodeC020-1721888269-234890
SLURM_JOB_ID= 8089304
Free space on /tmp= 890056 MiB
SOLVER NAME= Exact_no_SoPlex 2024-07-05
BENCH NAME= PB24/normalized-PB24/OPT-LIN/nordstrom/CoreGuidedPB/maxcut/maxcut_opt_complete_6-partite_block/normalized-maxcut_opt_complete_6-partite_block_nvert_72.opb
COMMAND LINE= HOME/Exact_nosoplex --print-uniform=0 --verbosity=0 --print-sol --seed=RANDOMSEED BENCHNAME
RUNSOLVER COMMAND LINE= BIN/runsolver --timestamp --file-size-limit 102400 -w /tmp/evaluation-result-4458808-1721888778/watcher-4458808-1721888778 -o /tmp/evaluation-result-4458808-1721888778/solver-4458808-1721888778 -C 3600 -W 3700 -M 31000 --bin-var /tmp/runsolver-exch-nodeC020-1721888269-234890 --watchdog 3760 HOME/Exact_nosoplex --print-uniform=0 --verbosity=0 --print-sol --seed=1772938209 HOME/instance-4458808-1721888778.opb
TIME LIMIT= 3600 seconds
MEMORY LIMIT= 31000 MiB
NBCORE= 2
MD5SUM BENCH= ba01a5d98b16d8ee23010d930c3d525f
RANDOM SEED=1772938209
nodeC020.alineos.net Linux 4.18.0-301.1.el8.x86_64 #1 SMP Tue Apr 13 16:24:22 UTC 2021
/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor:
performance
/proc/cpuinfo:
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3669.641
cache size : 15360 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 4
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 6999.31
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3687.699
cache size : 15360 KB
physical id : 1
siblings : 4
core id : 0
cpu cores : 4
apicid : 16
initial apicid : 16
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 7005.25
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 2
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3619.954
cache size : 15360 KB
physical id : 0
siblings : 4
core id : 1
cpu cores : 4
apicid : 2
initial apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 6999.31
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3599.966
cache size : 15360 KB
physical id : 1
siblings : 4
core id : 1
cpu cores : 4
apicid : 18
initial apicid : 18
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 7005.25
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 4
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3677.857
cache size : 15360 KB
physical id : 0
siblings : 4
core id : 2
cpu cores : 4
apicid : 4
initial apicid : 4
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 6999.31
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 5
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3687.723
cache size : 15360 KB
physical id : 1
siblings : 4
core id : 2
cpu cores : 4
apicid : 20
initial apicid : 20
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 7005.25
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 6
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3629.065
cache size : 15360 KB
physical id : 0
siblings : 4
core id : 3
cpu cores : 4
apicid : 6
initial apicid : 6
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 6999.31
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
processor : 7
vendor_id : GenuineIntel
cpu family : 6
model : 79
model name : Intel(R) Xeon(R) CPU E5-2637 v4 @ 3.50GHz
stepping : 1
microcode : 0xb00002a
cpu MHz : 3599.994
cache size : 15360 KB
physical id : 1
siblings : 4
core id : 3
cpu cores : 4
apicid : 22
initial apicid : 22
fpu : yes
fpu_exception : yes
cpuid level : 20
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cdp_l3 invpcid_single pti ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 hle avx2 smep bmi2 erms invpcid rtm cqm rdt_a rdseed adx smap intel_pt xsaveopt cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local dtherm ida arat pln pts
bugs : cpu_meltdown spectre_v1 spectre_v2 spec_store_bypass l1tf mds swapgs taa itlb_multihit
bogomips : 7005.25
clflush size : 64
cache_alignment : 64
address sizes : 46 bits physical, 48 bits virtual
power management:
/proc/meminfo:
MemTotal: 131524600 kB
MemFree: 120594960 kB
MemAvailable: 128122660 kB
Buffers: 299240 kB
Cached: 8018260 kB
SwapCached: 200 kB
Active: 2655320 kB
Inactive: 7592092 kB
Active(anon): 2512 kB
Inactive(anon): 1981304 kB
Active(file): 2652808 kB
Inactive(file): 5610788 kB
Unevictable: 0 kB
Mlocked: 0 kB
SwapTotal: 131071996 kB
SwapFree: 131061696 kB
Dirty: 12036 kB
Writeback: 0 kB
AnonPages: 1928548 kB
Mapped: 120044 kB
Shmem: 53880 kB
KReclaimable: 207852 kB
Slab: 323256 kB
SReclaimable: 207852 kB
SUnreclaim: 115404 kB
KernelStack: 4080 kB
PageTables: 13412 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
WritebackTmp: 0 kB
CommitLimit: 196834296 kB
Committed_AS: 2539256 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 0 kB
VmallocChunk: 0 kB
Percpu: 18496 kB
HardwareCorrupted: 0 kB
AnonHugePages: 1427456 kB
ShmemHugePages: 0 kB
ShmemPmdMapped: 0 kB
FileHugePages: 0 kB
FilePmdMapped: 0 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
HugePages_Surp: 0
Hugepagesize: 2048 kB
Hugetlb: 0 kB
DirectMap4k: 365268 kB
DirectMap2M: 45545472 kB
DirectMap1G: 90177536 kB
Free space on /tmp at the end= 890052 MiB
End job on nodeC020 at 2024-07-25 09:26:31