https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-2585 Lustre <p>After racer is finished, I saw some dd threads can not be stopped</p> <p>17:10:58:Stopping client client-32vm1.lab.whamcloud.com /mnt/lustre2 opts:<br/> 17:10:59:COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME<br/> 17:10:59:dd 1756 root 1w REG 1273,181606 49091584 144115205306079415 /mnt/lustre2/racer/19<br/> 17:11:01:dd 9219 root 1w REG 1273,181606 8193024 144115205306056725 /mnt/lustre/racer/15<br/> 17:11:01:dd 9224 root 1w REG 1273,181606 8193024 144115205306056725 /mnt/lustre2/racer/15<br/> 17:11:02:dd 9225 root 1w REG 1273,181606 8193024 144115205306056725 /mnt/lustre2/racer/15<br/> 17:11:02:dd 11097 root 1w REG 1273,181606 245867520 144115205255725671 /mnt/lustre/racer/13<br/> 17:11:02:Stopping client client-32vm2.lab.whamcloud.com /mnt/lustre2 opts:<br/> 17:11:02:/mnt/lustre2 is still busy, wait one second<br/> 17:11:02:COMMAND PID USER FD TYPE DEVICE SIZE/OFF NODE NAME<br/> 17:11:02:dd 12954 root 1w REG 1273,181606 119452672 144115205255740618 /mnt/lustre/racer/11<br/> 17:11:03:dd 13442 root 1w REG 1273,181606 116897792 144115205289288929 /mnt/lustre2/racer/0<br/> 17:11:03:dd 18335 root 1w REG 1273,181606 245867520 144115205255725671 /mnt/lustre/racer/10<br/> 17:11:03:dd 22305 root 1w REG 1273,181606 65881088 144115205272518234 /mnt/lustre2/racer/15 (deleted)<br/> 17:11:03:/mnt/lustre2 is still busy, wait one second<br/> 17:11:03:/mnt/lustre2 is still busy, wait one second<br/> 17:11:03:/mnt/lustre2 is still busy, wait one second<br/> 17:11:03:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second<br/> 17:11:05:/mnt/lustre2 is still busy, wait one second</p> <p>.....</p> <p>It happened to me that these threads were doing single page RPC to flush the dirty data to the server, as I investigated the log before. Unfortunately, I do not have debug log right now. </p> LU-2585

some dd threads can not be stopped after racer

Bug Minor Resolved Cannot Reproduce WC Triage Di Wang Mon, 7 Jan 2013 17:11:42 +0000 Thu, 9 Jan 2020 06:20:44 +0000 Thu, 9 Jan 2020 06:20:44 +0000 Lustre 2.4.0 0 2 <p>Di, what version was running here, and is this possibly related to any patches on the DNE series? Seems unlikely I guess, since you don't change the IO code. Anything special about the test config?</p> <p>Close old ticket.</p> Development Rank 1|hzvepz: Rank (Obsolete) 6026 Severity