runsolver Copyright (C) 2010-2011 Olivier ROUSSEL
This is runsolver version 3.3.0 (svn: 961)
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-3379334-1305456136/watcher-3379334-1305456136 -o /tmp/evaluation-result-3379334-1305456136/solver-3379334-1305456136 -C 2400 -W 1300 -M 7680 umsat HOME/instance-3379334-1305456136.cnf
running on 2 cores: 5,7
Enforcing CPUTime limit (soft limit, will send SIGTERM then SIGKILL): 2400 seconds
Enforcing CPUTime limit (hard limit, will send SIGXCPU): 2430 seconds
Enforcing wall clock limit (soft limit, will send SIGTERM then SIGKILL): 1300 seconds
Enforcing VSIZE limit (soft limit, will send SIGTERM then SIGKILL): 7864320 KiB
Enforcing VSIZE limit (hard limit, stack expansion will fail with SIGSEGV, brk() and mmap() will return ENOMEM): 7915520 KiB
Current StackSize limit: 10240 KiB
[startup+0 s]
/proc/loadavg: 3.54 3.91 3.82 5/384 4446
/proc/meminfo: memFree=24079620/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=11776 CPUtime=0 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 369 0 0 0 0 0 0 0 25 0 1 0 657214063 12058624 310 33554432000 4194304 4263832 140736222100256 18446744073709551615 4232232 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 2944 310 240 17 0 117 0
[startup+0.0644439 s]
/proc/loadavg: 3.54 3.91 3.82 5/384 4446
/proc/meminfo: memFree=24079620/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=12428 CPUtime=0.06 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 608 0 0 0 6 0 0 0 25 0 1 0 657214063 12726272 500 33554432000 4194304 4263832 140736222100256 18446744073709551615 47824220947792 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 3107 500 241 17 0 280 0
Current children cumulated CPU time (s) 0.06
Current children cumulated vsize (KiB) 12428
[startup+0.100436 s]
/proc/loadavg: 3.54 3.91 3.82 5/384 4446
/proc/meminfo: memFree=24079620/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=13340 CPUtime=0.09 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 887 0 0 0 9 0 0 0 25 0 1 0 657214063 13660160 682 33554432000 4194304 4263832 140736222100256 18446744073709551615 4232232 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 3335 682 241 17 0 508 0
Current children cumulated CPU time (s) 0.09
Current children cumulated vsize (KiB) 13340
[startup+0.300401 s]
/proc/loadavg: 3.54 3.91 3.82 5/384 4446
/proc/meminfo: memFree=24079620/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=18812 CPUtime=0.29 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 2514 0 0 0 29 0 0 0 25 0 1 0 657214063 19263488 1731 33554432000 4194304 4263832 140736222100256 18446744073709551615 4236045 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 4703 1732 241 17 0 1876 0
Current children cumulated CPU time (s) 0.29
Current children cumulated vsize (KiB) 18812
[startup+0.700322 s]
/proc/loadavg: 3.54 3.91 3.82 5/384 4446
/proc/meminfo: memFree=24079620/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=25976 CPUtime=0.69 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 4878 0 0 0 69 0 0 0 25 0 1 0 657214063 26599424 3326 33554432000 4194304 4263832 140736222100256 18446744073709551615 4232232 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 6494 3326 241 17 0 3667 0
Current children cumulated CPU time (s) 0.69
Current children cumulated vsize (KiB) 25976
[startup+1.50018 s]
/proc/loadavg: 3.54 3.91 3.82 5/385 4447
/proc/meminfo: memFree=24064112/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=40304 CPUtime=1.49 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4194304 9589 0 0 0 148 1 0 0 25 0 1 0 657214063 41271296 6500 33554432000 4194304 4263832 140736222100256 18446744073709551615 244446634742 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 10076 6500 241 17 0 7249 0
Current children cumulated CPU time (s) 1.49
Current children cumulated vsize (KiB) 40304
[startup+3.10089 s]
/proc/loadavg: 3.57 3.91 3.82 5/385 4447
/proc/meminfo: memFree=23989712/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=107768 CPUtime=3.09 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 28193 0 0 0 307 2 0 0 25 0 1 0 657214063 110354432 22403 33554432000 4194304 4263832 140736222100256 18446744073709551615 4224830 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 26942 22403 247 17 0 24115 0
Current children cumulated CPU time (s) 3.09
Current children cumulated vsize (KiB) 107768
[startup+6.30029 s]
/proc/loadavg: 3.57 3.91 3.82 5/385 4447
/proc/meminfo: memFree=23988312/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=107768 CPUtime=6.29 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 28193 0 0 0 627 2 0 0 25 0 1 0 657214063 110354432 22403 33554432000 4194304 4263832 140736222100256 18446744073709551615 4215062 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 26942 22403 247 17 0 24115 0
Current children cumulated CPU time (s) 6.29
Current children cumulated vsize (KiB) 107768
[startup+12.7011 s]
/proc/loadavg: 3.64 3.91 3.82 5/385 4447
/proc/meminfo: memFree=23986368/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=107768 CPUtime=12.69 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 28193 0 0 0 1267 2 0 0 25 0 1 0 657214063 110354432 22403 33554432000 4194304 4263832 140736222100256 18446744073709551615 4224816 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 26942 22403 247 17 0 24115 0
Current children cumulated CPU time (s) 12.69
Current children cumulated vsize (KiB) 107768
[startup+25.5007 s]
/proc/loadavg: 3.69 3.91 3.82 5/385 4448
/proc/meminfo: memFree=23987188/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=107768 CPUtime=25.49 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 28193 0 0 0 2547 2 0 0 25 0 1 0 657214063 110354432 22403 33554432000 4194304 4263832 140736222100256 18446744073709551615 4205809 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 26942 22403 247 17 0 24115 0
Current children cumulated CPU time (s) 25.49
Current children cumulated vsize (KiB) 107768
[startup+51.101 s]
/proc/loadavg: 3.86 3.93 3.83 5/385 4448
/proc/meminfo: memFree=23981900/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=107768 CPUtime=51.09 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 28193 0 0 0 5107 2 0 0 25 0 1 0 657214063 110354432 22403 33554432000 4194304 4263832 140736222100256 18446744073709551615 4224828 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 26942 22403 247 17 0 24115 0
Current children cumulated CPU time (s) 51.09
Current children cumulated vsize (KiB) 107768
[startup+102.314 s]
/proc/loadavg: 3.94 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23862604/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=172564 CPUtime=102.31 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 43610 0 0 0 10225 6 0 0 25 0 1 0 657214063 176705536 37820 33554432000 4194304 4263832 140736222100256 18446744073709551615 4205616 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 43141 37820 247 17 0 40314 0
Current children cumulated CPU time (s) 102.31
Current children cumulated vsize (KiB) 172564
Solver just ended. Dumping a history of the last processes samples
[startup+108.7 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23836936/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=189668 CPUtime=108.69 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 47485 0 0 0 10862 7 0 0 25 0 1 0 657214063 194220032 41695 33554432000 4194304 4263832 140736222100256 18446744073709551615 4214996 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 47417 41695 247 17 0 44590 0
Current children cumulated CPU time (s) 108.69
Current children cumulated vsize (KiB) 189668
[startup+111.901 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23820444/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=195940 CPUtime=111.89 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 48903 0 0 0 11182 7 0 0 25 0 1 0 657214063 200642560 43113 33554432000 4194304 4263832 140736222100256 18446744073709551615 4207705 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 48985 43113 247 17 0 46158 0
Current children cumulated CPU time (s) 111.89
Current children cumulated vsize (KiB) 195940
[startup+113.5 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23811392/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=199060 CPUtime=113.5 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 49658 0 0 0 11342 8 0 0 25 0 1 0 657214063 203837440 43868 33554432000 4194304 4263832 140736222100256 18446744073709551615 4205586 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 49765 43868 247 17 0 46938 0
Current children cumulated CPU time (s) 113.5
Current children cumulated vsize (KiB) 199060
[startup+114.3 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23806804/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=200408 CPUtime=114.31 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 50003 0 0 0 11423 8 0 0 25 0 1 0 657214063 205217792 44213 33554432000 4194304 4263832 140736222100256 18446744073709551615 4211621 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 50102 44213 247 17 0 47275 0
Current children cumulated CPU time (s) 114.31
Current children cumulated vsize (KiB) 200408
[startup+114.701 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23806804/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=201092 CPUtime=114.7 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 50177 0 0 0 11462 8 0 0 25 0 1 0 657214063 205918208 44387 33554432000 4194304 4263832 140736222100256 18446744073709551615 4207606 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 50273 44387 247 17 0 47446 0
Current children cumulated CPU time (s) 114.7
Current children cumulated vsize (KiB) 201092
[startup+114.901 s]
/proc/loadavg: 3.95 3.94 3.83 5/385 4450
/proc/meminfo: memFree=23806804/32951124 swapFree=44485764/67111528
[pid=4446] ppid=4444 vsize=201504 CPUtime=114.9 cores=5,7
/proc/4446/stat : 4446 (umsat) R 4444 4446 1741 0 -1 4202496 50270 0 0 0 11482 8 0 0 25 0 1 0 657214063 206340096 44480 33554432000 4194304 4263832 140736222100256 18446744073709551615 244446594252 0 0 4096 0 0 0 0 17 5 0 0 0
/proc/4446/statm: 50376 44480 251 17 0 47549 0
Current children cumulated CPU time (s) 114.9
Current children cumulated vsize (KiB) 201504
Child status: 0
Real time (s): 114.979
CPU time (s): 114.982
CPU user time (s): 114.893
CPU system time (s): 0.088986
CPU usage (%): 100.002
Max. virtual memory (cumulated for all children) (KiB): 201504
getrusage(RUSAGE_CHILDREN,...) data:
user time used= 114.893
system time used= 0.088986
maximum resident set size= 0
integral shared memory size= 0
integral unshared data size= 0
integral unshared stack size= 0
page reclaims= 50273
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= 6
involuntary context switches= 117
runsolver used 0.463929 second user time and 0.991849 second system time
The end
Begin job on node105 at 2011-05-15 12:42:16
IDJOB=3379334
IDBENCH=82479
IDSOLVER=1861
FILE ID=node105/3379334-1305456136
RUNJOBID= node105-1305456128-4326
PBS_JOBID= 13324851
Free space on /tmp= 73548 MiB
SOLVER NAME= UmSat 2011-05-12 (fixed)
BENCH NAME= SAT11/application/jarvisalo/HWMCC10-combination-timeframe-expansion/hwmcc10-timeframe-expansion-k50-pdtswvsam6x8p3-tseitin.cnf
COMMAND LINE= umsat BENCHNAME
RUNSOLVER COMMAND LINE= BIN/runsolver --timestamp -w /tmp/evaluation-result-3379334-1305456136/watcher-3379334-1305456136 -o /tmp/evaluation-result-3379334-1305456136/solver-3379334-1305456136 -C 2400 -W 1300 -M 7680 umsat HOME/instance-3379334-1305456136.cnf
TIME LIMIT= 2400 seconds
MEMORY LIMIT= 7680 MiB
NBCORE= 2
MD5SUM BENCH= 78f66492ac42d4b6896175e486263134
RANDOM SEED=1704012436
node105.alineos.net Linux 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009
/proc/cpuinfo:
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 4
apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5333.65
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 1
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 1
siblings : 4
core id : 0
cpu cores : 4
apicid : 16
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5226.15
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 2
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 0
siblings : 4
core id : 1
cpu cores : 4
apicid : 2
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5332.82
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 3
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 1
siblings : 4
core id : 1
cpu cores : 4
apicid : 18
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5332.75
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 4
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 0
siblings : 4
core id : 2
cpu cores : 4
apicid : 4
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5410.70
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 5
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 1
siblings : 4
core id : 2
cpu cores : 4
apicid : 20
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5332.74
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 6
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 0
siblings : 4
core id : 3
cpu cores : 4
apicid : 6
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5332.82
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
processor : 7
vendor_id : GenuineIntel
cpu family : 6
model : 26
model name : Intel(R) Xeon(R) CPU X5550 @ 2.67GHz
stepping : 5
cpu MHz : 2666.825
cache size : 8192 KB
physical id : 1
siblings : 4
core id : 3
cpu cores : 4
apicid : 22
fpu : yes
fpu_exception : yes
cpuid level : 11
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 syscall nx rdtscp lm constant_tsc ida nonstop_tsc pni monitor ds_cpl vmx est tm2 cx16 xtpr popcnt lahf_lm
bogomips : 5332.75
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: [8]
/proc/meminfo:
MemTotal: 32951124 kB
MemFree: 24079644 kB
Buffers: 300948 kB
Cached: 6251880 kB
SwapCached: 39656 kB
Active: 1778100 kB
Inactive: 6811432 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 32951124 kB
LowFree: 24079644 kB
SwapTotal: 67111528 kB
SwapFree: 44485764 kB
Dirty: 35596 kB
Writeback: 0 kB
AnonPages: 2005208 kB
Mapped: 16048 kB
Slab: 141264 kB
PageTables: 73316 kB
NFS_Unstable: 0 kB
Bounce: 0 kB
CommitLimit: 83587088 kB
Committed_AS: 91603928 kB
VmallocTotal: 34359738367 kB
VmallocUsed: 296008 kB
VmallocChunk: 34359440975 kB
HugePages_Total: 0
HugePages_Free: 0
HugePages_Rsvd: 0
Hugepagesize: 2048 kB
Free space on /tmp at the end= 73544 MiB
End job on node105 at 2011-05-15 12:44:11