![]() One of the most contended locks in the jbd2 layer is j_state_lock when running dbench. This is especially true if using the real-time kernel with its "sleeping spinlocks" patch that replaces spinlocks with priority inheriting mutexes --- but it also shows up on large SMP benchmarks. Thanks to John Stultz for pointing this out. Reviewed by Mingming Cao and Jan Kara. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> |
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Kconfig | ||
Makefile | ||
checkpoint.c | ||
commit.c | ||
journal.c | ||
recovery.c | ||
revoke.c | ||
transaction.c |