runsolver Copyright (C) 2010-2013 Olivier ROUSSEL
This is runsolver version 3.3.7 (svn: 2553)
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.
command line: BIN/runsolver --timestamp -w /tmp/evaluation-result-4106110-1466268627/watcher-4106110-1466268627 -o /tmp/evaluation-result-4106110-1466268627/solver-4106110-1466268627 -C 1800 -W 1900 -M 15500 --bin-var /tmp/runsolver-exch-node130-1466264922-3638 --watchdog 1960 java -jar sat4j-pb.jar Both HOME/instance-4106110-1466268627.opb
pid=6842
running on 4 cores: 1,3,5,7
Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 1800 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 1830 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 1900 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 15872000 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 15923200 KiB
Current StackSize limit: 10240 KiB
[startup+0 s]
/proc/loadavg: 3.49 3.85 4.02 6/197 6845
/proc/meminfo: memFree=28935600/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=23236 CPUtime=0 cores=1,3,5,7
/proc/6845/stat : 6845 (java) R 6842 6845 3621 0 -1 4202496 1058 0 0 0 0 0 0 0 20 0 1 0 28909513 23793664 708 33554432000 1073741824 1073778376 140737406975680 140737406964744 214360438864 0 0 4096 0 0 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 5809 708 522 9 0 128 0
[startup+0.100164 s]
/proc/loadavg: 3.49 3.85 4.02 6/197 6845
/proc/meminfo: memFree=28935600/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9558476 CPUtime=0.1 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 4394 0 1 0 9 1 0 0 20 0 18 0 28909513 9787879424 6029 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2389619 6029 2126 9 0 2380296 0
Current children cumulated CPU time (s) 0.1
Current children cumulated vsize (KiB) 9558476
[startup+0.200233 s]
/proc/loadavg: 3.49 3.85 4.02 6/197 6845
/proc/meminfo: memFree=28935600/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9824732 CPUtime=0.28 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 5981 0 1 0 27 1 0 0 20 0 22 0 28909513 10060525568 8643 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2456183 8643 2215 9 0 2446860 0
Current children cumulated CPU time (s) 0.28
Current children cumulated vsize (KiB) 9824732
[startup+0.300239 s]
/proc/loadavg: 3.49 3.85 4.02 6/197 6845
/proc/meminfo: memFree=28935600/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9824732 CPUtime=0.65 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 8414 0 1 0 64 1 0 0 20 0 22 0 28909513 10060525568 10357 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2456183 10357 2229 9 0 2446860 0
Current children cumulated CPU time (s) 0.65
Current children cumulated vsize (KiB) 9824732
[startup+0.700246 s]
/proc/loadavg: 3.49 3.85 4.02 6/197 6845
/proc/meminfo: memFree=28935600/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9824732 CPUtime=1.57 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 16979 0 1 0 153 4 0 0 20 0 19 0 28909513 10060525568 18389 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2456183 18389 2240 9 0 2446860 0
Current children cumulated CPU time (s) 1.57
Current children cumulated vsize (KiB) 9824732
[startup+1.50085 s]
/proc/loadavg: 3.49 3.85 4.02 3/216 6870
/proc/meminfo: memFree=28869044/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9824732 CPUtime=2.01 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 21015 0 1 0 194 7 0 0 20 0 19 0 28909513 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2456183 23009 2244 9 0 2446860 0
[pid=6845/tid=6847] ppid=6842 vsize=9824732 CPUtime=0.13 cores=1,3,5,7
/proc/6845/task/6847/stat : 6847 (java) S 6842 6845 3621 0 -1 4202560 2403 0 1 0 13 0 0 0 20 0 19 0 28909514 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880290792312 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 1 0 0 0 0 0
[pid=6845/tid=6848] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6848/stat : 6848 (java) S 6842 6845 3621 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880252283304 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6849] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6849/stat : 6849 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880251230760 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6850] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6850/stat : 6850 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880250177704 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6851] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6851/stat : 6851 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880249125160 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6852] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6852/stat : 6852 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880248073128 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6853] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6853/stat : 6853 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880247020584 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6854] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6854/stat : 6854 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880245967528 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6855] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6855/stat : 6855 (java) S 6842 6845 3621 0 -1 4202560 3 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880244914984 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6856] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6856/stat : 6856 (java) S 6842 6845 3621 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880114911592 214373021609 0 0 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6857] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6857/stat : 6857 (java) S 6842 6845 3621 0 -1 4202560 16 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880113857912 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6858] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6858/stat : 6858 (java) S 6842 6845 3621 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880112804744 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6859] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6859/stat : 6859 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880111753488 214373029664 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6860] ppid=6842 vsize=9824732 CPUtime=0.64 cores=1,3,5,7
/proc/6845/task/6860/stat : 6860 (java) S 6842 6845 3621 0 -1 4202560 11482 0 0 0 62 2 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880110701368 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6861] ppid=6842 vsize=9824732 CPUtime=0.46 cores=1,3,5,7
/proc/6845/task/6861/stat : 6861 (java) S 6842 6845 3621 0 -1 4202560 5756 0 0 0 46 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880109648824 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 1 0 0 0 0 0
[pid=6845/tid=6862] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6862/stat : 6862 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880108595960 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6863] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6863/stat : 6863 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880107543624 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6866] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6866/stat : 6866 (java) S 6842 6845 3621 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 19 0 28909529 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139879096763176 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 2.01
Current children cumulated vsize (KiB) 9824732
Solver just ended.
??? exit watcher main loop
??? sigkill at end of watcher main loop
??? kill 6845 sig 9
??? end of watcher thread
Dumping a history of the last processes samples
[startup+1.60099 s]
/proc/loadavg: 3.49 3.85 4.02 3/216 6870
/proc/meminfo: memFree=28869044/32872528 swapFree=1286400/1433568
[pid=6845] ppid=6842 vsize=9824732 CPUtime=2.01 cores=1,3,5,7
/proc/6845/stat : 6845 (java) S 6842 6845 3621 0 -1 4202496 21015 0 1 0 194 7 0 0 20 0 19 0 28909513 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 140737406966816 214373007421 0 0 0 16800975 18446744073709551615 0 0 17 3 0 0 0 0 0
/proc/6845/statm: 2456183 23009 2244 9 0 2446860 0
[pid=6845/tid=6847] ppid=6842 vsize=9824732 CPUtime=0.13 cores=1,3,5,7
/proc/6845/task/6847/stat : 6847 (java) S 6842 6845 3621 0 -1 4202560 2403 0 1 0 13 0 0 0 20 0 19 0 28909514 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880290792312 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 1 0 0 0 0 0
[pid=6845/tid=6848] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6848/stat : 6848 (java) S 6842 6845 3621 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880252283304 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6849] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6849/stat : 6849 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880251230760 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6850] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6850/stat : 6850 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880250177704 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6851] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6851/stat : 6851 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880249125160 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6852] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6852/stat : 6852 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880248073128 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6853] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6853/stat : 6853 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880247020584 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6854] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6854/stat : 6854 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880245967528 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
[pid=6845/tid=6855] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6855/stat : 6855 (java) S 6842 6845 3621 0 -1 4202560 3 0 0 0 0 0 0 0 20 0 19 0 28909515 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880244914984 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6856] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6856/stat : 6856 (java) S 6842 6845 3621 0 -1 4202560 2 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880114911592 214373021609 0 0 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6857] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6857/stat : 6857 (java) S 6842 6845 3621 0 -1 4202560 16 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880113857912 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6858] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6858/stat : 6858 (java) S 6842 6845 3621 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 19 0 28909516 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880112804744 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6859] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6859/stat : 6859 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880111753488 214373029664 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6860] ppid=6842 vsize=9824732 CPUtime=0.64 cores=1,3,5,7
/proc/6845/task/6860/stat : 6860 (java) S 6842 6845 3621 0 -1 4202560 11482 0 0 0 62 2 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880110701368 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 7 0 0 0 0 0
[pid=6845/tid=6861] ppid=6842 vsize=9824732 CPUtime=0.46 cores=1,3,5,7
/proc/6845/task/6861/stat : 6861 (java) S 6842 6845 3621 0 -1 4202560 5756 0 0 0 46 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880109648824 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 1 0 0 0 0 0
[pid=6845/tid=6862] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6862/stat : 6862 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880108595960 214373020732 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6863] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6863/stat : 6863 (java) S 6842 6845 3621 0 -1 4202560 1 0 0 0 0 0 0 0 20 0 19 0 28909519 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139880107543624 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 3 0 0 0 0 0
[pid=6845/tid=6866] ppid=6842 vsize=9824732 CPUtime=0 cores=1,3,5,7
/proc/6845/task/6866/stat : 6866 (java) S 6842 6845 3621 0 -1 4202560 7 0 0 0 0 0 0 0 20 0 19 0 28909529 10060525568 23009 33554432000 1073741824 1073778376 140737406975680 139879096763176 214373021609 0 4 0 16800975 18446744071579510697 0 0 -1 5 0 0 0 0 0
Current children cumulated CPU time (s) 2.01
Current children cumulated vsize (KiB) 9824732
Child status: 30
Real time (s): 1.6695
CPU time (s): 2.04269
CPU user time (s): 1.9507
CPU system time (s): 0.091986
CPU usage (%): 122.353
Max. virtual memory (cumulated for all children) (KiB): 9824732
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 1.9507
system time used= 0.091986
maximum resident set size= 96508
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 21022
page faults= 1
swaps= 0
block input operations= 0
block output operations= 64
messages sent= 0
messages received= 0
signals received= 0
voluntary context switches= 320
involuntary context switches= 68
??? join timestamper begins
??? join timestamper ends
??? end of timestamper thread
runsolver used 0.014997 second user time and 0.013997 second system time
The end