Symptom
- High spinlock contention in sysobjects named cache when execute large number of dynamic light weigth procedure (LWP).
- The sybmon sample output show many threads in a code path that contain the following functions:
pausenonatomic
lock_do_logical
sdes_scan_setup
lookup__sysobjects
getobjrow
getobjrow_byname
lookup_object_with_protect
s_normalize
sequencer
tdsrecv__dynexec
tdsrecv_dynamic
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Environment
Adaptive Server Enterprise (ASE) 16 SP04
Adaptive Server Enterprise (ASE) 16 SP03 PL07
Adaptive Server Enterprise (ASE) 16 SP02 PL09
Adaptive Server Enterprise (ASE) 15.7 SP141
Product
SAP Adaptive Server Enterprise 15.7 ; SAP Adaptive Server Enterprise 16.0
Keywords
KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed
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