$ numactl -C 16-35 memtier_benchmark -p 2222 -P memcache_binary -n 20000 -t 20 -c 10
go 1.5 / GOMAXPROCS=15
20 Threads
10 Connections per thread
20000 Requests per thread
Type Ops/sec Hits/sec Misses/sec Latency KB/sec
------------------------------------------------------------------------
Sets 54294.00 --- --- 0.33000 4182.58
Gets 542671.38 29.85 542641.54 0.32600 20609.73
Totals 596965.39 29.85 542641.54 0.32600 24792.31
memcached -t15
20 Threads
10 Connections per thread
20000 Requests per thread
Type Ops/sec Hits/sec Misses/sec Latency KB/sec
------------------------------------------------------------------------
Sets 69581.25 --- --- 0.25500 5360.24
Gets 695468.23 74.59 695393.64 0.24500 26412.70
Totals 765049.48 74.59 695393.64 0.24600 31772.94
$ strace -cf numactl -C 0-14 env memcached -p 2222 -t 15
$ numactl -C 16-35 memtier_benchmark -p 2222 -P memcache_binary -n 2000 -t 20 -c 10
20 Threads
10 Connections per thread
2000 Requests per thread
Type Ops/sec Hits/sec Misses/sec Latency KB/sec
------------------------------------------------------------------------
Sets 3644.31 --- --- 5.45700 280.72
Gets 36403.03 0.00 36403.03 4.89300 1382.69
Totals 40047.34 0.00 36403.03 4.94400 1663.41
% time seconds usecs/call calls errors syscall
------ ----------- ----------- --------- --------- ----------------
92.04 14.078867 447 31519 epoll_wait
3.78 0.577624 1 400000 sendmsg
3.59 0.549235 1 400463 read
0.29 0.043748 1 31553 gettimeofday
0.27 0.040657 1 31607 clock_gettime
0.03 0.004998 35 143 38 futex
0.01 0.000859 1 636 mprotect
0.00 0.000499 2 200 accept
0.00 0.000351 1 568 fcntl
0.00 0.000319 1 447 epoll_ctl
0.00 0.000068 11 6 getsockname
0.00 0.000041 0 245 write
0.00 0.000000 0 19 1 open
0.00 0.000000 0 225 close
0.00 0.000000 0 15 fstat
0.00 0.000000 0 72 mmap
0.00 0.000000 0 18 munmap
0.00 0.000000 0 13 brk
0.00 0.000000 0 4 rt_sigaction
0.00 0.000000 0 1 rt_sigprocmask
0.00 0.000000 0 3 3 access
0.00 0.000000 0 15 pipe
0.00 0.000000 0 1 nanosleep
0.00 0.000000 0 9 socket
0.00 0.000000 0 7 1 connect
0.00 0.000000 0 2 sendto
0.00 0.000000 0 6 recvmsg
0.00 0.000000 0 6 bind
0.00 0.000000 0 2 listen
0.00 0.000000 0 16 socketpair
0.00 0.000000 0 68 setsockopt
0.00 0.000000 0 2 getsockopt
0.00 0.000000 0 16 clone
0.00 0.000000 0 26 23 execve
0.00 0.000000 0 4 getdents
0.00 0.000000 0 2 getrlimit
0.00 0.000000 0 49 getuid
0.00 0.000000 0 48 getgid
0.00 0.000000 0 49 geteuid
0.00 0.000000 0 48 getegid
0.00 0.000000 0 3 arch_prctl
0.00 0.000000 0 1 setrlimit
0.00 0.000000 0 1 sched_setaffinity
0.00 0.000000 0 1 sched_getaffinity
0.00 0.000000 0 16 epoll_create
0.00 0.000000 0 1 set_tid_address
0.00 0.000000 0 2 openat
0.00 0.000000 0 17 set_robust_list
$ strace -cf numactl -C 0-14 env GOMAXPROCS=15 ./cucache -p 2222
$ numactl -C 16-35 memtier_benchmark -p 2222 -P memcache_binary -n 2000 -t 20 -c 10
20 Threads
10 Connections per thread
2000 Requests per thread
Type Ops/sec Hits/sec Misses/sec Latency KB/sec
------------------------------------------------------------------------
Sets 1968.04 --- --- 9.52300 151.60
Gets 19658.79 0.00 19658.79 9.18600 746.70
Totals 21626.83 0.00 19658.79 9.21700 898.29
% time seconds usecs/call calls errors syscall
------ ----------- ----------- --------- --------- ----------------
64.84 18.655815 8499 2195 157 futex
29.97 8.622917 4333 1990 select
2.39 0.687733 1 800267 400050 read
1.48 0.425496 1 400000 write
1.23 0.352950 1 406979 clock_gettime
0.08 0.024254 2 10729 epoll_wait
0.00 0.000996 5 202 getsockname
0.00 0.000780 4 207 setsockopt
0.00 0.000775 4 221 close
0.00 0.000641 2 402 epoll_ctl
0.00 0.000578 3 202 2 accept4
0.00 0.000173 0 1095 sched_yield
0.00 0.000111 2 56 rt_sigprocmask
0.00 0.000076 5 15 munmap
0.00 0.000071 1 120 mmap
0.00 0.000053 1 41 mprotect
0.00 0.000000 0 15 open
0.00 0.000000 0 14 fstat
0.00 0.000000 0 10 brk
0.00 0.000000 0 64 rt_sigaction
0.00 0.000000 0 3 3 access
0.00 0.000000 0 5 socket
0.00 0.000000 0 1 1 recvfrom
0.00 0.000000 0 4 bind
0.00 0.000000 0 1 listen
0.00 0.000000 0 18 clone
0.00 0.000000 0 14 11 execve
0.00 0.000000 0 4 getdents
0.00 0.000000 0 1 getrlimit
0.00 0.000000 0 19 sigaltstack
0.00 0.000000 0 3 arch_prctl
0.00 0.000000 0 1 sched_setaffinity
0.00 0.000000 0 2 sched_getaffinity
0.00 0.000000 0 1 set_tid_address
0.00 0.000000 0 3 openat
0.00 0.000000 0 19 set_robust_list
0.00 0.000000 0 1 epoll_create1
------ ----------- ----------- --------- --------- ----------------
100.00 28.773419 1624924 400224 total
9.65% cucache [kernel.kallsyms] [k] mspin_lock
9.37% cucache [kernel.kallsyms] [k] pvclock_clocksource_read
6.17% cucache [kernel.kallsyms] [k] _raw_spin_unlock_irqrestore
2.26% cucache cucache [.] runtime.cas
2.18% cucache cucache [.] runtime.xchg
1.74% cucache cucache [.] runtime.chanrecv
1.72% cucache [kernel.kallsyms] [k] tcp_sendmsg
1.31% cucache [kernel.kallsyms] [k] dst_release
1.22% cucache cucache [.] sync/atomic.CompareAndSwapUint32
1.09% cucache [kernel.kallsyms] [k] tcp_recvmsg
1.08% cucache cucache [.] runtime.atomicload
1.07% cucache [kernel.kallsyms] [k] tcp_ack
1.01% cucache [kernel.kallsyms] [k] mutex_spin_on_owner
0.97% cucache [kernel.kallsyms] [k] __fget
0.94% cucache [kernel.kallsyms] [k] ipv4_dst_check
0.90% cucache cucache [.] runtime.mallocgc
0.79% cucache [kernel.kallsyms] [k] __inet_lookup_established
0.79% cucache cucache [.] runtime.writebarrierptr
0.72% cucache cucache [.] runtime.chansend
0.72% cucache [kernel.kallsyms] [k] tcp_transmit_skb
0.67% cucache [kernel.kallsyms] [k] ip_rcv_finish
0.67% cucache [kernel.kallsyms] [k] ipv4_mtu
0.64% cucache cucache [.] sync/atomic.AddUint32
0.63% cucache [kernel.kallsyms] [k] _raw_spin_lock_bh
0.60% cucache cucache [.] bufio.(*Reader).fill
0.58% cucache cucache [.] runtime.goparkunlock
0.58% cucache cucache [.] sync/atomic.LoadPointer
0.57% cucache cucache [.] sync/atomic.CompareAndSwapUint64
0.57% cucache [kernel.kallsyms] [k] skb_release_data
0.57% cucache cucache [.] runtime.systemstack
0.56% cucache cucache [.] runtime.atomicstore
0.56% cucache cucache [.] runtime.deferreturn
0.56% cucache [kernel.kallsyms] [k] __slab_free
0.54% cucache [kernel.kallsyms] [k] tcp_wfree
0.53% cucache [kernel.kallsyms] [k] system_call_after_swapgs
0.52% cucache cucache [.] runtime.(*waitq).dequeue
0.52% cucache cucache [.] runtime.schedule
0.51% cucache cucache [.] runtime.execute
0.51% cucache [kernel.kallsyms] [k] tcp_write_xmit
0.48% cucache cucache [.] runtime.xchg64
0.47% cucache cucache [.] runtime.memmove
0.47% cucache [kernel.kallsyms] [k] loopback_xmit
0.47% cucache cucache [.] runtime.scanobject
0.46% cucache [kernel.kallsyms] [k] _raw_spin_lock
0.46% cucache cucache [.] github.com/dustin/gomemcached.(*MCRequest).Receive
0.45% cucache cucache [.] cuckood.(*cmap).kbins
0.45% cucache cucache [.] net.(*netFD).Read
0.43% cucache [kernel.kallsyms] [k] sock_def_readable
0.43% cucache cucache [.] runtime.casgstatus