Latch, mutex and beyond
Latches and Mutexes in Oracle 12c
Presentation
for UKOUG Tech2015 conference
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Latches and Mutexes in Oracle 12c
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About
Demonstrations
ksl_args.d
shared_latch_S.sql
shared_latch_X.sql
latch_wait_trace.sql
latch_spin_trace.sql
spin.d
cursor_pin_s_contention.sql
library_cache_mutex_x_contention.sql
cursor_pin_s_waits.sql
mutex_e_mode.sql
syscalls_in_mutex_wait.d
tx_index_contention_1.sql
Scripts
Latches
list_shared_latches.sql
is_latch_shared.sql
latch_times.d
Mutexes
mutex_waits.sql
mutex_ash_waits.sql
mutex_last_waits.sql
mutex_awr_waits.sql
Summary tables
Shared latches by Oracle version
shared_latches.ctl
Presentations
Exploring the Oracle latches
Exploring mutexes, the Oracle 11.2 retrial spinlocks
Latch Internals
Latches and Mutexes in Oracle 12c
Tools
latch_CPU_load.sql
latch_tree.sql
latch_stats_10g.sql
latch_stats_11g.sql
library_cache_objects_heavily_accessed.sql
mutex_stats.sql
scn_stats.sql
scn_check10.sql
scn_check9.sql
kernel_io_outlier.d
Academic papers
Exploring Oracle latches
Exploring Oracle mutexes
Blogroll
Alex Gorbachev
Cary Millsap
Jonathan Lewis
Optimizer magic
Riyaj Shamsudeen
Tanel Poder
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Latch, mutex and beyond