---> uname -a: Linux a5b8383ae36b 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/1 /dev/vda1 50.0G 13.0G 37.0G 26% /w/workspace/edgex-go/1@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 620 114 0 1102 1135 Swap: 1023 117 906 ---> 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 110: eth0@if111: 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) 08/20/20 _x86_64_ (4 CPU) 17:54:09 LINUX RESTART 17:55:01 tps rtps wtps bread/s bwrtn/s 17:56:01 107.16 54.09 53.07 8181.86 18283.06 17:57:01 490.16 249.35 240.81 8893.75 80071.56 17:58:01 413.16 285.89 127.26 11355.29 24908.15 17:59:01 207.91 51.70 156.21 15846.67 80453.23 18:00:03 3071.63 2693.74 377.88 213431.58 238440.14 18:01:01 632.23 422.40 209.83 29207.91 39949.41 18:02:02 1757.80 1386.28 371.51 153404.83 191157.37 18:03:02 1259.15 913.75 345.40 66037.44 83355.73 18:04:01 114.37 18.23 96.14 3337.71 6193.81 18:05:01 2.02 0.75 1.27 23.45 19.37 18:06:01 0.33 0.10 0.23 2.13 2.20 18:07:01 0.18 0.00 0.18 0.00 2.03 18:08:01 0.20 0.00 0.20 0.00 1.92 18:09:01 0.28 0.00 0.28 0.00 2.97 18:10:01 2.90 2.13 0.77 211.29 14.55 18:11:01 0.22 0.00 0.22 0.00 1.78 18:12:01 0.23 0.03 0.20 0.80 1.75 18:13:01 0.30 0.02 0.28 0.53 3.32 18:14:01 0.27 0.02 0.25 0.27 3.26 18:15:01 0.47 0.00 0.47 0.00 5.43 18:16:01 120.03 57.30 62.73 6640.25 17067.49 Average: 393.00 295.29 97.71 24881.64 37483.49 17:55:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:56:01 323668 1557888 82.80 2620 963844 1097216 37.45 648656 752060 124 17:57:01 109492 1772064 94.18 1560 1047376 1304432 44.52 750560 769708 8 17:58:01 651420 1230136 65.38 388 539004 1253232 42.77 430632 558736 25844 17:59:01 76972 1804584 95.91 188 1128224 1245548 42.51 733728 864836 160 18:00:03 72936 1808620 96.12 108 1012720 2318668 79.13 798204 836932 38188 18:01:01 566420 1315136 69.90 108 616052 1549244 52.87 459292 641484 44 18:02:02 64828 1816728 96.55 100 1063116 2188528 74.69 650016 977648 23504 18:03:02 372364 1509192 80.21 100 894160 1473664 50.29 413116 891848 23448 18:04:01 311508 1570048 83.44 100 1019880 1184128 40.41 416576 950284 20 18:05:01 312024 1569532 83.42 100 1020472 1174876 40.10 416408 950312 8 18:06:01 313712 1567844 83.33 100 1020480 1159444 39.57 415428 949888 16 18:07:01 314148 1567408 83.30 100 1020484 1159480 39.57 415548 949888 8 18:08:01 314064 1567492 83.31 100 1020496 1159444 39.57 415452 949884 8 18:09:01 313832 1567724 83.32 100 1020496 1159444 39.57 415548 949888 8 18:10:01 305164 1576392 83.78 100 1025992 1159528 39.57 421328 952352 8 18:11:01 305336 1576220 83.77 100 1026000 1159444 39.57 421244 952352 8 18:12:01 305100 1576456 83.78 100 1026000 1159492 39.57 421288 952372 8 18:13:01 305088 1576468 83.79 100 1026000 1159444 39.57 421252 952376 12 18:14:01 305212 1576344 83.78 100 1026024 1159444 39.57 421132 952400 8 18:15:01 305084 1576472 83.79 100 1026028 1159528 39.57 421352 952400 12 18:16:01 144200 1737356 92.34 100 1155476 1186000 40.48 479692 1025132 88828 Average: 290122 1591434 84.58 308 985634 1312868 44.81 494593 892037 9537 17:55:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 17:56:01 eth0 2014.78 1676.57 4714.57 2872.00 0.00 0.00 0.00 17:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:56:01 docker0 861.61 760.11 68.95 2657.62 0.00 0.00 0.00 17:57:01 eth0 464.05 344.81 7338.67 40.10 0.00 0.00 0.00 17:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:57:01 docker0 131.43 158.01 9.89 834.92 0.00 0.00 0.00 17:58:01 vetheb5b02f 0.00 0.13 0.00 0.01 0.00 0.00 0.00 17:58:01 eth0 2992.51 2403.13 13890.03 3028.46 0.00 0.00 0.00 17:58:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 17:58:01 docker0 992.70 917.85 78.80 3491.76 0.00 0.00 0.00 17:59:01 eth0 118.65 82.99 1694.81 71.52 0.00 0.00 0.00 17:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:59:01 vethb2390c2 0.00 0.13 0.00 0.01 0.00 0.00 0.00 17:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:03 eth0 61.95 47.36 164.48 48.18 0.00 0.00 0.00 18:00:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:03 vethb2390c2 0.00 0.33 0.00 0.01 0.00 0.00 0.00 18:00:03 docker0 21.72 26.42 1.31 145.01 0.00 0.00 0.00 18:01:01 eth0 39.81 26.70 114.06 10.23 0.00 0.00 0.00 18:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:01:01 vethb2390c2 0.00 0.02 0.00 0.00 0.00 0.00 0.00 18:01:01 docker0 3.68 5.00 0.20 34.26 0.00 0.00 0.00 18:02:02 veth14039a0 0.00 0.20 0.00 0.01 0.00 0.00 0.00 18:02:02 eth0 3238.20 2569.31 15836.77 3190.87 0.00 0.00 0.00 18:02:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 18:02:02 vethb2390c2 0.00 0.71 0.00 0.03 0.00 0.00 0.00 18:03:02 veth8db56b2 16.77 30.34 1.11 255.92 0.00 0.00 0.00 18:03:02 eth0 109.33 71.10 399.67 64.88 0.00 0.00 0.00 18:03:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:03:02 vethb2390c2 0.00 0.18 0.00 0.01 0.00 0.00 0.00 18:04:01 eth0 39.15 22.44 127.57 10.83 0.00 0.00 0.00 18:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:04:01 docker0 1083.40 1044.48 84.58 4349.04 0.00 0.00 0.00 18:05:01 eth0 0.82 0.52 0.70 0.28 0.00 0.00 0.00 18:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 eth0 0.20 0.15 0.07 0.01 0.00 0.00 0.00 18:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 18:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 18:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 18:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 eth0 0.18 0.17 0.07 0.01 0.00 0.00 0.00 18:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 eth0 0.02 0.02 0.00 0.00 0.00 0.00 0.00 18:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 18:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 eth0 0.18 0.17 0.08 0.07 0.00 0.00 0.00 18:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 eth0 111.27 87.55 2334.54 53.30 0.00 0.00 0.00 18:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 146.15 115.80 814.89 157.40 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 50.77 48.95 3.96 203.81 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) 08/20/20 _x86_64_ (4 CPU) 17:54:09 LINUX RESTART 17:55:01 CPU %user %nice %system %iowait %steal %idle 17:56:01 all 18.03 0.00 6.20 1.77 0.03 73.97 17:56:01 0 18.92 0.00 8.97 0.58 0.02 71.51 17:56:01 1 28.73 0.00 5.80 1.85 0.03 63.58 17:56:01 2 12.24 0.00 5.14 1.02 0.03 81.58 17:56:01 3 12.21 0.00 4.94 3.62 0.02 79.22 17:57:01 all 14.74 0.00 10.40 5.21 0.03 69.62 17:57:01 0 15.36 0.00 10.40 6.68 0.03 67.52 17:57:01 1 14.07 0.00 10.03 4.62 0.02 71.27 17:57:01 2 15.30 0.00 10.23 6.21 0.02 68.25 17:57:01 3 14.24 0.00 10.93 3.33 0.03 71.46 17:58:01 all 50.68 0.00 14.37 8.58 0.03 26.35 17:58:01 0 52.10 0.00 14.11 9.42 0.02 24.36 17:58:01 1 49.01 0.00 14.51 7.69 0.03 28.75 17:58:01 2 50.14 0.00 14.20 9.43 0.02 26.21 17:58:01 3 51.46 0.00 14.65 7.77 0.03 26.08 17:59:01 all 19.36 0.00 10.02 8.15 0.02 62.45 17:59:01 0 21.14 0.00 9.80 6.98 0.03 62.04 17:59:01 1 19.84 0.00 10.04 8.57 0.02 61.53 17:59:01 2 17.63 0.00 9.80 9.49 0.03 63.05 17:59:01 3 18.85 0.00 10.45 7.52 0.02 63.15 18:00:03 all 22.49 0.00 25.23 27.07 0.04 25.17 18:00:03 0 22.16 0.00 24.95 27.16 0.05 25.68 18:00:03 1 21.97 0.00 25.81 29.42 0.03 22.77 18:00:03 2 22.15 0.00 24.62 27.40 0.03 25.79 18:00:03 3 23.68 0.00 25.56 24.29 0.03 26.43 18:01:01 all 53.41 0.00 14.29 16.48 0.02 15.80 18:01:01 0 53.86 0.00 13.54 14.52 0.02 18.05 18:01:01 1 55.27 0.00 13.43 19.07 0.03 12.19 18:01:01 2 50.95 0.00 16.12 13.88 0.02 19.04 18:01:01 3 53.58 0.00 14.05 18.46 0.02 13.89 18:02:02 all 25.83 0.00 22.43 30.75 0.05 20.95 18:02:02 0 25.37 0.00 22.49 28.58 0.05 23.51 18:02:02 1 25.90 0.00 22.84 32.70 0.03 18.53 18:02:02 2 24.97 0.00 21.91 31.33 0.03 21.75 18:02:02 3 27.06 0.00 22.49 30.39 0.05 20.01 18:03:02 all 40.09 0.00 17.77 24.61 0.03 17.50 18:03:02 0 41.49 0.00 18.22 25.71 0.03 14.54 18:03:02 1 39.09 0.00 17.93 25.61 0.02 17.35 18:03:02 2 39.11 0.00 17.20 25.88 0.03 17.78 18:03:02 3 40.66 0.00 17.72 21.22 0.03 20.36 18:04:01 all 4.55 0.00 2.62 6.09 0.01 86.73 18:04:01 0 5.05 0.00 2.93 8.83 0.00 83.19 18:04:01 1 4.69 0.00 2.94 2.64 0.02 89.71 18:04:01 2 5.04 0.00 2.35 7.49 0.00 85.12 18:04:01 3 3.43 0.00 2.27 5.39 0.02 88.90 18:05:01 all 0.17 0.00 0.04 0.01 0.00 99.78 18:05:01 0 0.07 0.00 0.03 0.00 0.00 99.90 18:05:01 1 0.53 0.00 0.03 0.02 0.00 99.42 18:05:01 2 0.07 0.00 0.07 0.00 0.02 99.85 18:05:01 3 0.03 0.00 0.03 0.02 0.00 99.92 18:06:01 all 0.17 0.00 0.03 0.00 0.00 99.80 18:06:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:06:01 1 0.23 0.00 0.02 0.00 0.00 99.75 18:06:01 2 0.37 0.00 0.03 0.02 0.00 99.58 18:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:07:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:07:01 1 0.03 0.00 0.03 0.00 0.02 99.92 18:07:01 2 0.52 0.00 0.03 0.00 0.00 99.45 18:07:01 3 0.02 0.00 0.03 0.00 0.00 99.95 18:08:01 all 0.16 0.00 0.02 0.00 0.00 99.82 18:08:01 0 0.02 0.00 0.03 0.00 0.02 99.93 18:08:01 1 0.03 0.00 0.02 0.00 0.00 99.95 18:08:01 2 0.52 0.00 0.02 0.00 0.00 99.47 18:08:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:09:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:09:01 0 0.42 0.00 0.00 0.00 0.00 99.58 18:09:01 1 0.10 0.00 0.00 0.00 0.00 99.90 18:09:01 2 0.05 0.00 0.02 0.00 0.00 99.93 18:09:01 3 0.03 0.00 0.03 0.00 0.00 99.93 18:10:01 all 0.17 0.00 0.07 0.04 0.00 99.73 18:10:01 0 0.07 0.00 0.05 0.02 0.00 99.87 18:10:01 1 0.07 0.00 0.10 0.08 0.00 99.75 18:10:01 2 0.05 0.00 0.08 0.07 0.00 99.80 18:10:01 3 0.47 0.00 0.05 0.00 0.00 99.48 18:11:01 all 0.14 0.00 0.03 0.00 0.00 99.83 18:11:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:11:01 1 0.05 0.00 0.05 0.00 0.00 99.90 18:11:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:11:01 3 0.52 0.00 0.03 0.00 0.00 99.45 18:12:01 all 0.15 0.00 0.02 0.00 0.00 99.82 18:12:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:12:01 1 0.28 0.00 0.05 0.00 0.00 99.67 18:12:01 2 0.02 0.00 0.02 0.00 0.00 99.97 18:12:01 3 0.27 0.00 0.02 0.00 0.00 99.72 18:13:01 all 0.14 0.00 0.02 0.00 0.00 99.84 18:13:01 0 0.02 0.00 0.02 0.00 0.00 99.97 18:13:01 1 0.50 0.00 0.03 0.00 0.00 99.47 18:13:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:13:01 3 0.02 0.00 0.03 0.02 0.00 99.93 18:14:01 all 0.16 0.00 0.02 0.00 0.00 99.82 18:14:01 0 0.02 0.00 0.00 0.00 0.00 99.98 18:14:01 1 0.52 0.00 0.02 0.00 0.00 99.47 18:14:01 2 0.03 0.00 0.02 0.00 0.00 99.95 18:14:01 3 0.05 0.00 0.05 0.00 0.00 99.90 18:15:01 all 0.15 0.00 0.02 0.00 0.00 99.83 18:15:01 0 0.03 0.00 0.02 0.00 0.00 99.95 18:15:01 1 0.50 0.00 0.00 0.00 0.00 99.50 18:15:01 2 0.02 0.00 0.03 0.00 0.00 99.95 18:15:01 3 0.05 0.00 0.03 0.00 0.00 99.92 18:16:01 all 5.19 0.00 3.26 2.96 0.01 88.58 18:16:01 0 6.23 0.00 3.27 2.69 0.00 87.81 18:16:01 1 5.37 0.00 3.08 1.51 0.00 90.04 18:16:01 2 4.57 0.00 3.11 1.99 0.02 90.30 18:16:01 3 4.59 0.00 3.60 5.66 0.02 86.14 Average: all 12.02 0.00 5.97 6.19 0.01 75.81 Average: 0 12.33 0.00 6.07 6.17 0.01 75.42 Average: 1 12.53 0.00 5.97 6.28 0.01 75.21 Average: 2 11.45 0.00 5.89 6.32 0.01 76.34 Average: 3 11.77 0.00 5.96 5.98 0.01 76.27