<div dir="ltr"><div class="gmail_quote"><br><div dir="ltr"><div class="gmail_quote"><br><div dir="ltr">Hello,<div><br></div><div>I did a simple test submitting the workload of three jobs (see below) on a cluster of 5 nodes:</div><div><br></div><div>





<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(180,36,25)"><span class="m_6220139011529046574m_3208256795183356166gmail-s3" style="font-variant-ligatures:no-common-ligatures">sbatch --cpus-per-task=2 --ntasks=6 --time=15 : --cpus-per-task=2 --ntasks=6 --time=15 : --cpus-per-task=2 --ntasks=6 --time=15</span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(180,36,25)"><span class="m_6220139011529046574m_3208256795183356166gmail-s3" style="font-variant-ligatures:no-common-ligatures">sbatch --cpus-per-task=2 --ntasks=6 --time=15 : --cpus-per-task=2 --ntasks=6 --time=15 : --cpus-per-task=2 --ntasks=6 --time=15</span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p2" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(193,101,28)"><span class="m_6220139011529046574m_3208256795183356166gmail-s3" style="font-variant-ligatures:no-common-ligatures">sleep</span><span class="m_6220139011529046574m_3208256795183356166gmail-s2" style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)"> </span><span class="m_6220139011529046574m_3208256795183356166gmail-s4" style="font-variant-ligatures:no-common-ligatures;color:rgb(180,36,25)">5</span><span class="m_6220139011529046574m_3208256795183356166gmail-s2" style="font-variant-ligatures:no-common-ligatures;color:rgb(0,0,0)">;</span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(180,36,25)"><span class="m_6220139011529046574m_3208256795183356166gmail-s3" style="font-variant-ligatures:no-common-ligatures">sbatch --ntasks=1 --time=2 : --ntasks=1 --time=1</span></p><div><br></div><div>I would expect that the third submitted job is backfilled but it does not happen.</div><div>Here is the job completion log:</div><div><br></div><div>





<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=2 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317714 EndTime=1543317774 NodeList=s19r2b09 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=3 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317714 EndTime=1543317774 NodeList=s19r2b10 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=4 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317714 EndTime=1543317774 NodeList=s19r2b12 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=8 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:02:00 SubmitTime=1543317699 StartTime=1543317804 EndTime=1543317824 NodeList=s19r2b14 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=9 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:01:00 SubmitTime=1543317699 StartTime=1543317804 EndTime=1543317824 NodeList=s19r2b16 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=5 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317804 EndTime=1543317864 NodeList=s19r2b09 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=6 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317804 EndTime=1543317864 NodeList=s19r2b10 NodeCnt=1 ProcCnt=48 </span></p>
<p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">JobId=7 UserId=3113 GroupId=8950 Name=sleep JobState=COMPLETED Partition=debug TimeLimit=00:15:00 SubmitTime=1543317694 StartTime=1543317804 EndTime=1543317864 NodeList=s19r2b12 NodeCnt=1 ProcCnt=48 </span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures"><br></span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">Would you expect this behavior?</span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures"><br></span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">Thanks.</span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures"><br></span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">Best regards,</span></p><p class="m_6220139011529046574m_3208256795183356166gmail-p1" style="margin:0px;font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;font-size:11px;line-height:normal;font-family:Menlo;color:rgb(0,0,0)"><span class="m_6220139011529046574m_3208256795183356166gmail-s1" style="font-variant-ligatures:no-common-ligatures">Ana</span></p></div>-- <br><div dir="ltr" class="m_6220139011529046574m_3208256795183356166gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><span><font color="#888888">Ana Jokanovic, PhD<br>Barcelona Supercomputing Center<br>c/ Jordi Girona 1-3, K2M Building, 1st floor<br>08034 Barcelona - SPAIN<br>e-mail: <span><a href="mailto:anaj82@gmail.com" target="_blank">anaj82@gmail.com</a> or <a href="mailto:ana.jokanovic@bsc.es" target="_blank">ana.jokanovic@bsc.es</a></span><br>tel: <a value="+34600741501">+34 93 4137246</a></font></span><a value="+34600741501"><br></a></div></div></div></div></div>
</div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="m_6220139011529046574gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><span><font color="#888888">Ana Jokanovic, PhD<br>Barcelona Supercomputing Center<br>c/ Jordi Girona 1-3, K2M Building, 1st floor<br>08034 Barcelona - SPAIN<br>e-mail: <span><a href="mailto:anaj82@gmail.com" target="_blank">anaj82@gmail.com</a> or <a href="mailto:ana.jokanovic@bsc.es" target="_blank">ana.jokanovic@bsc.es</a></span><br>
tel: <a value="+34600741501">+34 93 4137246</a></font></span><a value="+34600741501"><br></a></div></div></div></div>
</div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><span><font color="#888888">Ana Jokanovic, PhD<br>Barcelona Supercomputing Center<br>c/ Jordi Girona 1-3, K2M Building, 1st floor<br>08034 Barcelona - SPAIN<br>e-mail: <span><a href="mailto:anaj82@gmail.com" target="_blank">anaj82@gmail.com</a> or <a href="mailto:ana.jokanovic@bsc.es" target="_blank">ana.jokanovic@bsc.es</a></span><br>
tel: <a value="+34600741501">+34 93 4137246</a></font></span><a value="+34600741501"><br></a></div></div></div></div>