<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style>
</head>
<body dir="ltr">
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
Hi Navin,</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
could it be that you're using LDAP/AD/NIS for user management? If so, check if the LDAP servers response is slow or gets slowed down when retrieving hundreds or thousands of users.</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
Also CacheGroups=1 was last supported in V15.08.</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
<br>
</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
Best,</div>
<div style="font-family: Calibri, Helvetica, sans-serif; font-size: 11pt; color: rgb(0, 0, 0); background-color: rgb(255, 255, 255);">
Florian</div>
<div>
<div id="Signature">
<div>
<div style="">
<div style=""></div>
</div>
</div>
</div>
</div>
<div id="appendonsend"></div>
<hr style="display:inline-block;width:98%" tabindex="-1">
<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> slurm-users <slurm-users-bounces@lists.schedmd.com> on behalf of navin srivastava <navin.altair@gmail.com><br>
<b>Sent:</b> Sunday, 29 August 2021 16:53<br>
<b>To:</b> Slurm User Community List <slurm-users@lists.schedmd.com><br>
<b>Subject:</b> [External] [slurm-users] Sinfo or squeue stuck for some seconds</font>
<div> </div>
</div>
<div>
<div dir="ltr">
<div><br>
</div>
<div>Dear slurm community users,</div>
<div><br>
</div>
<div>We are using slurm version 20.02.x.<br>
</div>
<div><br>
</div>
<div>We see the below message appearing a lot of times in slurmctld log and found that whenever this message is appearing the sinfo/squeue out gets slow. </div>
<div>No timeout as i kept the value 100.</div>
<div><br>
</div>
Warning: Note very large processing time from load_part_uid_allow_list: usec=10800885 began=16:27:55.952<br>
[2021-08-29T16:28:06.753] Warning: Note very large processing time from _slurmctld_background: usec=10801120 began=16:27:55.952<br>
<div><br>
</div>
<div>Is this a bug or some config issue. if anybody faced the similar issue.could anybody throw some light on this.</div>
<div><br>
</div>
<div>please find the attached slurm.conf.</div>
<div><br>
</div>
<div>Regards</div>
<div>Navin.</div>
<div><br>
</div>
<div><br>
</div>
</div>
</div>
</body>
</html>