Begins at: |
2022-11-15 01:05:00 CET |
Duration: |
50 minutes |
Planned: |
 |
State: |
closed |
Type: |
vps_restart |
Affected systems: |
Node node24.prg |
Summary: |
English: Reboot to 5.10.154 |
Česky: Reboot do 5.10.154 |
Description: |
English: Removing optimistic spinning queue locking, which was causing swaths processes to sleep on locks, creating long wakeup queues, which in the end killed useful workload during the load spikes. |
Česky: Odstranujeme ze zamku optimistic spinning fronty, ktere zpusobovaly, ze se hromady procesu uspavaly pri cekani na zamkach, pri cem se vyrobily dlouhe fronty procesu k probouzeni, coz nakonec pri zatezovych spickach zabijelo uzitecnou zatez |
Handled by: |
Pavel Šnajdr |