---> uname -a: Linux 813cc4d5e1ac 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 13.0G 37.0G 26% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 13.0G 37.0G 26% /etc/resolv.conf /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hostname /dev/vda1 50.0G 13.0G 37.0G 26% /etc/hosts /dev/vda1 50.0G 13.0G 37.0G 26% /var/log/sa /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/36 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/36@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 601 111 0 1124 1151 Swap: 1023 116 907 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 118: eth0@if119: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/27/20 _x86_64_ (4 CPU) 20:35:20 LINUX RESTART 20:36:02 tps rtps wtps bread/s bwrtn/s 20:37:01 65.13 14.05 51.08 5256.54 10400.88 20:38:01 394.86 267.35 127.50 10236.14 59930.42 20:39:01 342.11 171.78 170.32 8242.21 31731.79 20:40:01 224.18 105.67 118.51 4774.92 31094.06 20:41:02 1003.42 736.00 267.42 96867.08 174920.95 20:42:01 2895.13 2589.51 305.62 145936.86 158579.80 20:43:01 1062.33 725.88 336.45 69904.49 117217.96 20:44:01 2262.53 1916.13 346.40 139324.26 146675.66 20:45:02 1390.53 1073.93 316.60 66515.19 74759.32 20:46:01 500.54 347.25 153.29 22007.65 32801.15 20:47:01 1.60 0.07 1.53 0.80 21.83 20:48:01 0.37 0.20 0.17 2.53 1.52 20:49:01 0.33 0.03 0.30 0.93 3.38 20:50:01 0.25 0.00 0.25 0.00 2.30 20:51:01 3.08 2.30 0.78 62.35 15.05 20:52:01 0.25 0.00 0.25 0.00 2.73 20:53:01 0.97 0.73 0.23 9.19 1.92 20:54:01 0.50 0.25 0.25 2.40 3.11 20:55:01 0.57 0.33 0.23 2.80 2.75 Average: 533.82 418.10 115.73 29956.81 44143.50 20:36:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:37:01 74996 1806560 96.01 2620 1190240 1327596 45.31 511672 1129484 69400 20:38:01 123788 1757768 93.42 1492 1062800 1456416 49.70 590088 965504 7600 20:39:01 250252 1631304 86.70 1076 907504 1667372 56.90 649388 739636 83564 20:40:01 369776 1511780 80.35 452 817760 1312672 44.80 593484 675016 16420 20:41:02 329444 1552112 82.49 0 871544 2213928 75.56 614120 768784 0 20:42:01 72956 1808600 96.12 0 564352 3279152 111.91 895036 700556 53556 20:43:01 397716 1483840 78.86 0 798412 2303028 78.60 682472 619636 0 20:44:01 182980 1698576 90.28 0 972260 2454280 83.76 602656 886788 79060 20:45:02 77476 1804080 95.88 0 1203124 1558044 53.17 535272 1070992 115256 20:46:01 592264 1289292 68.52 0 769620 1208684 41.25 389972 707572 20 20:47:01 596244 1285312 68.31 0 769764 1177736 40.19 387388 706980 12 20:48:01 597092 1284464 68.27 0 769788 1173624 40.05 386892 706964 12 20:49:01 597164 1284392 68.26 0 769768 1173624 40.05 387148 706964 8 20:50:01 597156 1284400 68.26 0 769800 1173624 40.05 387148 706992 8 20:51:01 595208 1286348 68.37 0 770856 1173696 40.06 387180 708104 16 20:52:01 595168 1286388 68.37 0 770868 1173696 40.06 387052 708112 8 20:53:01 594608 1286948 68.40 0 770880 1173756 40.06 387648 708392 8 20:54:01 594752 1286804 68.39 0 770880 1173624 40.05 387220 708460 8 20:55:01 594852 1286704 68.39 0 770888 1173624 40.05 387100 708544 8 Average: 412310 1469246 78.09 297 846900 1544641 52.72 502576 770183 22367 20:36:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:37:01 veth70e9a4b 518.87 382.28 45.90 1217.28 0.00 0.00 0.00 20:37:01 eth0 1215.07 1044.54 4962.07 143.46 0.00 0.00 0.00 20:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:37:01 docker0 518.87 382.14 38.81 1217.27 0.00 0.00 0.00 20:38:01 veth5fd0a5a 3.68 6.44 0.25 35.43 0.00 0.00 0.00 20:38:01 eth0 1629.52 1282.96 7109.62 2812.00 0.00 0.00 0.00 20:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:38:01 docker0 598.19 453.99 42.92 1499.21 0.00 0.00 0.00 20:39:01 eth0 332.32 224.04 1892.11 75.31 0.00 0.00 0.00 20:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:39:01 vethbe85a0e 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:39:01 docker0 119.01 149.98 9.00 798.93 0.00 0.00 0.00 20:40:01 eth0 34.12 17.71 29.30 15.47 0.00 0.00 0.00 20:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 vethbe85a0e 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:02 veth2ad7d1b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:41:02 veth9f7a984 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:02 veth906014c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:41:02 eth0 3291.85 2622.63 15578.50 3102.57 0.00 0.00 0.00 20:42:01 veth472acef 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:42:01 vethd11a26b 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:42:01 veth2ad7d1b 0.00 0.30 0.00 0.02 0.00 0.00 0.00 20:42:01 eth0 62.90 46.85 164.85 44.62 0.00 0.00 0.00 20:43:01 vetheab6950 38.99 18.26 305.12 1.26 0.00 0.00 0.00 20:43:01 veth2ad7d1b 0.00 0.17 0.00 0.01 0.00 0.00 0.00 20:43:01 vethfb274c5 2.33 2.64 0.17 15.56 0.00 0.00 0.00 20:43:01 veth5d41efa 0.00 0.02 0.00 0.00 0.00 0.00 0.00 20:44:01 vethb8ca8da 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:44:01 veth2ad7d1b 0.00 0.22 0.00 0.01 0.00 0.00 0.00 20:44:01 vethad753b8 0.00 0.13 0.00 0.01 0.00 0.00 0.00 20:44:01 eth0 3544.31 2789.75 16368.42 3272.77 0.00 0.00 0.00 20:45:02 veth2ad7d1b 0.00 0.08 0.00 0.00 0.00 0.00 0.00 20:45:02 eth0 46.30 25.21 95.33 16.44 0.00 0.00 0.00 20:45:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 20:45:02 docker0 1303.98 1099.92 94.58 4242.17 0.00 0.00 0.00 20:46:01 eth0 68.34 48.57 105.07 61.49 0.00 0.00 0.00 20:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:46:01 docker0 8.53 14.38 0.47 77.68 0.00 0.00 0.00 20:47:01 eth0 0.33 0.33 0.43 0.05 0.00 0.00 0.00 20:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 20:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 eth0 0.23 0.13 0.08 0.07 0.00 0.00 0.00 20:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 eth0 0.92 0.15 0.13 0.01 0.00 0.00 0.00 20:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 eth0 0.53 0.38 0.27 0.20 0.00 0.00 0.00 20:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 20:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 eth0 0.07 0.07 0.01 0.01 0.00 0.00 0.00 20:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 181.66 145.67 849.70 175.75 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 69.52 59.01 5.03 228.74 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 08/27/20 _x86_64_ (4 CPU) 20:35:20 LINUX RESTART 20:36:02 CPU %user %nice %system %iowait %steal %idle 20:37:01 all 9.30 0.00 5.23 2.01 0.40 83.06 20:37:01 0 10.45 0.00 6.16 0.35 0.40 82.64 20:37:01 1 8.59 0.00 5.10 5.19 0.41 80.71 20:37:01 2 10.28 0.00 5.07 0.36 0.43 83.85 20:37:01 3 7.91 0.00 4.58 2.10 0.34 85.07 20:38:01 all 22.98 0.00 9.87 1.79 0.66 64.70 20:38:01 0 25.52 0.00 10.96 0.89 0.63 61.99 20:38:01 1 25.96 0.00 9.36 2.32 0.55 61.81 20:38:01 2 23.03 0.00 10.30 2.40 0.70 63.56 20:38:01 3 17.41 0.00 8.89 1.52 0.74 71.43 20:39:01 all 26.04 0.00 11.04 7.14 0.75 55.03 20:39:01 0 25.46 0.00 12.11 6.44 0.65 55.34 20:39:01 1 26.06 0.00 10.33 7.22 0.84 55.56 20:39:01 2 27.11 0.00 10.53 7.14 0.77 54.44 20:39:01 3 25.52 0.00 11.19 7.75 0.77 54.78 20:40:01 all 48.04 0.00 12.37 6.47 0.07 33.05 20:40:01 0 47.57 0.00 11.75 5.18 0.09 35.41 20:40:01 1 48.39 0.00 12.15 7.17 0.05 32.25 20:40:01 2 49.92 0.00 12.77 6.23 0.09 31.00 20:40:01 3 46.26 0.00 12.81 7.32 0.07 33.54 20:41:02 all 20.79 0.00 18.48 12.38 0.07 48.28 20:41:02 0 20.35 0.00 18.14 11.67 0.10 49.73 20:41:02 1 21.79 0.00 17.45 13.53 0.07 47.15 20:41:02 2 20.47 0.00 19.51 12.70 0.05 47.27 20:41:02 3 20.54 0.00 18.81 11.63 0.03 48.99 20:42:01 all 36.14 0.00 23.40 22.35 0.07 18.04 20:42:01 0 35.19 0.00 24.54 24.22 0.05 16.00 20:42:01 1 36.59 0.00 23.91 22.68 0.07 16.75 20:42:01 2 36.65 0.00 23.57 22.53 0.09 17.16 20:42:01 3 36.12 0.00 21.55 19.93 0.07 22.32 20:43:01 all 30.20 0.00 18.39 23.18 0.06 28.17 20:43:01 0 29.28 0.00 18.29 23.36 0.07 29.00 20:43:01 1 29.94 0.00 19.16 25.09 0.03 25.77 20:43:01 2 30.83 0.00 18.18 21.55 0.07 29.37 20:43:01 3 30.72 0.00 17.94 22.71 0.09 28.54 20:44:01 all 23.69 0.00 21.73 33.53 0.13 20.92 20:44:01 0 24.54 0.00 21.60 36.92 0.10 16.83 20:44:01 1 22.66 0.00 22.55 31.25 0.14 23.40 20:44:01 2 23.21 0.00 22.35 34.72 0.14 19.59 20:44:01 3 24.38 0.00 20.40 31.23 0.10 23.88 20:45:02 all 43.10 0.00 16.95 26.56 0.09 13.30 20:45:02 0 43.10 0.00 17.01 27.91 0.09 11.89 20:45:02 1 42.72 0.00 17.60 25.81 0.09 13.79 20:45:02 2 43.50 0.00 17.18 25.13 0.10 14.08 20:45:02 3 43.08 0.00 15.99 27.42 0.10 13.41 20:46:01 all 11.16 0.00 7.16 8.06 0.07 73.56 20:46:01 0 11.26 0.00 6.70 8.16 0.07 73.81 20:46:01 1 10.99 0.00 7.55 9.20 0.05 72.20 20:46:01 2 10.84 0.00 7.23 8.85 0.09 72.99 20:46:01 3 11.56 0.00 7.20 6.00 0.07 75.17 20:47:01 all 0.14 0.00 0.04 0.00 0.00 99.82 20:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:47:01 1 0.03 0.00 0.07 0.00 0.00 99.90 20:47:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:47:01 3 0.48 0.00 0.02 0.02 0.00 99.48 20:48:01 all 0.16 0.00 0.02 0.00 0.00 99.81 20:48:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:48:01 1 0.05 0.00 0.03 0.00 0.00 99.92 20:48:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:48:01 3 0.50 0.00 0.00 0.02 0.00 99.48 20:49:01 all 0.14 0.00 0.03 0.00 0.00 99.83 20:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 20:49:01 1 0.00 0.00 0.02 0.00 0.00 99.98 20:49:01 2 0.02 0.00 0.02 0.00 0.00 99.97 20:49:01 3 0.52 0.00 0.03 0.00 0.00 99.45 20:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 20:50:01 0 0.05 0.00 0.03 0.00 0.00 99.92 20:50:01 1 0.02 0.00 0.02 0.00 0.00 99.97 20:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:50:01 3 0.52 0.00 0.02 0.00 0.00 99.47 20:51:01 all 0.15 0.00 0.06 0.05 0.00 99.74 20:51:01 0 0.03 0.00 0.07 0.02 0.00 99.88 20:51:01 1 0.03 0.00 0.07 0.08 0.00 99.82 20:51:01 2 0.03 0.00 0.03 0.07 0.00 99.87 20:51:01 3 0.53 0.00 0.05 0.02 0.00 99.40 20:52:01 all 0.10 0.00 0.04 0.00 0.00 99.85 20:52:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:52:01 1 0.05 0.00 0.05 0.00 0.02 99.88 20:52:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:52:01 3 0.27 0.00 0.07 0.00 0.00 99.67 20:53:01 all 0.03 0.00 0.04 0.02 0.00 99.91 20:53:01 0 0.03 0.00 0.02 0.00 0.00 99.95 20:53:01 1 0.03 0.00 0.03 0.03 0.00 99.90 20:53:01 2 0.05 0.00 0.05 0.03 0.00 99.87 20:53:01 3 0.02 0.00 0.02 0.02 0.00 99.95 20:54:01 all 0.10 0.00 0.04 0.01 0.00 99.85 20:54:01 0 0.02 0.00 0.03 0.00 0.00 99.95 20:54:01 1 0.37 0.00 0.07 0.03 0.00 99.53 20:54:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:54:01 3 0.00 0.00 0.02 0.00 0.00 99.98 20:55:01 all 0.15 0.00 0.03 0.01 0.00 99.81 20:55:01 0 0.02 0.00 0.02 0.00 0.02 99.95 20:55:01 1 0.52 0.00 0.03 0.00 0.00 99.45 20:55:01 2 0.05 0.00 0.07 0.05 0.00 99.83 20:55:01 3 0.02 0.00 0.03 0.00 0.00 99.95 Average: all 14.12 0.00 7.50 7.42 0.12 70.84 Average: 0 14.13 0.00 7.63 7.51 0.12 70.60 Average: 1 14.27 0.00 7.55 7.76 0.12 70.31 Average: 2 14.32 0.00 7.61 7.34 0.13 70.60 Average: 3 13.74 0.00 7.20 7.09 0.12 71.85