(gdb) info threads Id Target Id Frame 31 LWP 97236 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 30 LWP 97231 sz_index2size_lookup (index=) at include/jemalloc/internal/sz.h:199 29 LWP 97229 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 28 LWP 97228 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 27 LWP 97227 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 26 LWP 97226 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 25 LWP 97225 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 24 LWP 97224 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 23 LWP 97223 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 22 LWP 97222 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 21 LWP 97221 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 20 LWP 97220 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 19 LWP 96792 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 18 LWP 96791 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 17 LWP 96790 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 16 LWP 96789 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 15 LWP 96788 0x00007f1a6af56e63 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 14 LWP 96787 0x00007f1a6af56e63 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 13 LWP 96786 Checkpoint::getMemoryOverhead (this=) at /usr/local/include/c++/7.3.0/ext/atomicity.h:53 12 LWP 96785 compare_exchange_strong (__m2=, __m1=std::memory_order_seq_cst, __i2=2048, __i1=@0x7f1a6565ca9c: 0, this=0x7f1a4040a95c) at /usr/local/include/c++/7.3.0/bits/atomic_base.h:477 11 LWP 96784 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 10 LWP 96783 pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 9 LWP 96782 0x00007f1a6af4bbed in poll () at ../sysdeps/unix/syscall-template.S:81 8 LWP 96781 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 7 LWP 96780 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 6 LWP 96779 0x00007f1a6af4bbed in poll () at ../sysdeps/unix/syscall-template.S:81 5 LWP 96778 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 4 LWP 96777 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 3 LWP 96776 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:238 2 LWP 96775 0x00007f1a6af56e63 in epoll_wait () at ../sysdeps/unix/syscall-template.S:81 * 1 LWP 97230 0x00007f1a6f10826f in operator() (b=..., a=..., __closure=0x7f1a430a2840) at /home/couchbase/jenkins/workspace/couchbase-server-unix/kv_engine/engines/ep/src/paging_visitor.cc:359