---> uname -a: Linux 1d1f55c3ee73 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 13.8G 36.2G 28% / 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 13.8G 36.2G 28% /etc/resolv.conf /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hostname /dev/vda1 50.0G 13.8G 36.2G 28% /etc/hosts /dev/vda1 50.0G 13.8G 36.2G 28% /var/log/sa /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/29 /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/29@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 617 112 0 1107 1136 Swap: 1023 131 892 ---> 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 116: eth0@if117: 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) 08/04/20 _x86_64_ (4 CPU) 04:30:14 LINUX RESTART 04:31:01 tps rtps wtps bread/s bwrtn/s 04:32:01 103.45 50.41 53.04 8204.16 17870.40 04:33:01 484.78 263.16 221.62 10520.43 76816.03 04:34:01 368.39 246.07 122.32 9280.16 26792.88 04:35:04 638.47 400.34 238.13 80037.81 158395.90 04:36:02 2383.69 2035.37 348.32 165057.77 169833.76 04:37:01 717.31 433.36 283.95 38701.66 63542.61 04:38:02 1879.85 1512.92 366.93 170897.21 197578.23 04:39:01 1773.42 1467.49 305.92 92775.83 99043.95 04:40:01 297.32 93.19 204.13 6104.93 16525.00 04:41:01 6.63 1.00 5.63 23.18 185.26 04:42:01 0.30 0.07 0.23 0.67 2.06 04:43:01 0.57 0.15 0.42 1.20 5.21 04:44:01 0.30 0.03 0.27 0.53 2.62 04:45:01 0.60 0.40 0.20 5.33 1.92 04:46:01 3.00 2.73 0.27 187.28 2.83 04:47:01 0.83 0.07 0.77 1.47 14.85 04:48:01 1.17 0.88 0.28 12.39 3.16 04:49:01 1.33 1.10 0.23 15.32 2.78 04:50:01 0.30 0.05 0.25 0.40 3.88 04:51:02 86.95 54.95 32.00 5152.89 8836.74 Average: 434.07 325.11 108.96 29241.49 41813.16 04:31:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 300516 1581040 84.03 2620 983312 1106280 37.76 638216 784508 120 04:33:01 263760 1617796 85.98 1572 931032 1320892 45.08 571028 811336 52 04:34:01 356248 1525308 81.07 484 760112 1409012 48.09 639844 649868 60424 04:35:04 74684 1806872 96.03 92 1008628 2250664 76.81 770280 876840 59132 04:36:02 70396 1811160 96.26 84 972740 2515456 85.85 732328 892156 61760 04:37:01 558904 1322652 70.30 84 686400 1339164 45.70 436156 688096 8 04:38:02 69644 1811912 96.30 84 1093700 2508412 85.61 640740 1002500 40704 04:39:01 667436 1214120 64.53 84 610512 1806424 61.65 380116 636264 7264 04:40:01 424944 1456612 77.42 84 913860 1188048 40.55 453360 792776 20 04:41:01 428308 1453248 77.24 84 914408 1163160 39.70 451136 792284 28 04:42:01 428672 1452884 77.22 84 914348 1159048 39.56 450956 792056 12 04:43:01 429592 1451964 77.17 84 914372 1153908 39.38 450888 791848 8 04:44:01 429608 1451948 77.17 84 914372 1153904 39.38 450784 791856 8 04:45:01 429508 1452048 77.17 84 914380 1153908 39.38 450664 792016 8 04:46:01 420488 1461068 77.65 84 918972 1153980 39.38 456568 794216 24 04:47:01 420768 1460788 77.64 84 918976 1153956 39.38 456324 794220 12 04:48:01 420568 1460988 77.65 84 918992 1153908 39.38 456312 794600 16 04:49:01 420116 1461440 77.67 84 919000 1153908 39.38 456252 795060 20 04:50:01 420236 1461320 77.67 84 919008 1153908 39.38 456076 795072 8 04:51:02 178608 1702948 90.51 84 1109372 1390032 47.44 502408 976504 184916 Average: 360650 1520906 80.83 306 911825 1419399 48.44 515022 802204 20727 04:31:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1888.05 1488.31 4357.83 2505.12 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 852.12 762.33 68.49 2657.73 0.00 0.00 0.00 04:33:01 vetha32385a 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:33:01 eth0 3160.53 2342.17 13791.87 2982.74 0.00 0.00 0.00 04:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:33:01 docker0 949.25 882.58 75.32 3383.03 0.00 0.00 0.00 04:34:01 vetha32385a 0.00 0.08 0.00 0.01 0.00 0.00 0.00 04:34:01 eth0 39.46 19.79 32.39 16.58 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:04 eth0 108.19 77.52 1634.70 79.05 0.00 0.00 0.00 04:35:04 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:04 veth671b140 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:02 veth6a52327 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:36:02 eth0 3509.30 2585.14 16299.55 3254.08 0.00 0.00 0.00 04:36:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:36:02 veth671b140 0.00 0.48 0.00 0.03 0.00 0.00 0.00 04:37:01 eth0 83.04 56.19 156.00 83.90 0.00 0.00 0.00 04:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 veth671b140 0.00 0.10 0.00 0.00 0.00 0.00 0.00 04:37:01 docker0 988.94 930.64 77.90 3653.94 0.00 0.00 0.00 04:38:02 vethb7a86b7 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:38:02 eth0 3473.81 2544.19 15789.47 3207.09 0.00 0.00 0.00 04:38:02 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 04:38:02 veth671b140 0.00 0.80 0.00 0.04 0.00 0.00 0.00 04:39:01 veth742446c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 veth5e2881f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 veth7241d49 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 veth71c87e4 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 eth0 3694.04 2688.07 16579.39 3369.71 0.00 0.00 0.00 04:40:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:40:01 docker0 1018.58 995.92 79.39 4224.17 0.00 0.00 0.00 04:41:01 eth0 0.42 0.30 0.44 0.09 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.18 0.15 0.07 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.17 0.07 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.10 0.10 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.52 0.07 0.05 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.15 0.08 0.06 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.85 0.02 0.09 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.08 0.05 0.01 0.00 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:02 eth0 98.42 68.92 2308.31 45.94 0.00 0.00 0.00 04:51:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 160.50 121.08 838.76 168.19 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 50.95 49.82 3.97 211.31 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) 08/04/20 _x86_64_ (4 CPU) 04:30:14 LINUX RESTART 04:31:01 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 17.06 0.00 5.22 1.75 0.03 75.94 04:32:01 0 15.43 0.00 7.13 1.33 0.03 76.07 04:32:01 1 25.83 0.00 4.51 2.10 0.03 67.52 04:32:01 2 13.93 0.00 4.84 3.08 0.03 78.12 04:32:01 3 12.97 0.00 4.45 0.47 0.03 82.08 04:33:01 all 15.08 0.00 9.49 6.27 0.04 69.12 04:33:01 0 14.33 0.00 9.33 4.07 0.05 72.22 04:33:01 1 15.85 0.00 9.00 8.83 0.05 66.27 04:33:01 2 15.85 0.00 8.87 8.79 0.03 66.45 04:33:01 3 14.32 0.00 10.70 3.36 0.03 71.59 04:34:01 all 53.92 0.00 14.53 7.59 0.03 23.93 04:34:01 0 53.58 0.00 15.35 6.15 0.03 24.88 04:34:01 1 53.12 0.00 13.93 8.26 0.02 24.68 04:34:01 2 54.28 0.00 14.98 7.06 0.02 23.65 04:34:01 3 54.71 0.00 13.84 8.91 0.03 22.51 04:35:04 all 20.55 0.00 14.85 12.42 0.05 52.12 04:35:04 0 20.73 0.00 14.75 12.03 0.07 52.42 04:35:04 1 20.58 0.00 14.32 11.90 0.03 53.17 04:35:04 2 19.25 0.00 15.00 13.11 0.08 52.56 04:35:04 3 21.65 0.00 15.36 12.62 0.02 50.35 04:36:02 all 19.45 0.00 19.49 33.48 0.11 27.46 04:36:02 0 19.79 0.00 19.51 32.81 0.13 27.77 04:36:02 1 18.71 0.00 19.84 37.72 0.13 23.60 04:36:02 2 20.31 0.00 19.15 30.75 0.11 29.69 04:36:02 3 18.98 0.00 19.47 32.64 0.11 28.80 04:37:01 all 50.49 0.00 17.34 16.00 0.05 16.12 04:37:01 0 50.14 0.00 16.87 16.75 0.05 16.19 04:37:01 1 49.83 0.00 18.33 19.31 0.05 12.48 04:37:01 2 50.74 0.00 17.53 12.42 0.03 19.28 04:37:01 3 51.28 0.00 16.63 15.49 0.05 16.55 04:38:02 all 16.44 0.00 23.14 31.96 0.35 28.11 04:38:02 0 16.62 0.00 21.47 32.51 0.38 29.03 04:38:02 1 16.54 0.00 22.92 30.81 0.38 29.36 04:38:02 2 16.27 0.00 23.93 30.32 0.34 29.13 04:38:02 3 16.36 0.00 24.32 34.19 0.28 24.86 04:39:01 all 50.03 0.00 21.08 20.80 0.29 7.82 04:39:01 0 49.91 0.00 20.65 22.00 0.30 7.14 04:39:01 1 49.56 0.00 21.18 20.72 0.28 8.27 04:39:01 2 48.78 0.00 21.76 21.36 0.26 7.84 04:39:01 3 51.86 0.00 20.67 19.11 0.30 8.06 04:40:01 all 17.08 0.00 8.62 12.52 0.10 61.68 04:40:01 0 19.63 0.00 9.25 13.33 0.07 57.72 04:40:01 1 16.69 0.00 8.84 12.22 0.10 62.14 04:40:01 2 17.37 0.00 8.21 12.69 0.10 61.63 04:40:01 3 14.58 0.00 8.17 11.87 0.12 65.27 04:41:01 all 0.15 0.00 0.05 0.02 0.00 99.78 04:41:01 0 0.03 0.00 0.03 0.03 0.00 99.90 04:41:01 1 0.08 0.00 0.03 0.03 0.00 99.85 04:41:01 2 0.52 0.00 0.03 0.00 0.00 99.45 04:41:01 3 0.02 0.00 0.08 0.02 0.00 99.88 04:42:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:42:01 0 0.05 0.00 0.03 0.00 0.00 99.92 04:42:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:42:01 2 0.50 0.00 0.02 0.00 0.00 99.48 04:42:01 3 0.00 0.00 0.03 0.00 0.02 99.95 04:43:01 all 0.06 0.00 0.03 0.01 0.00 99.90 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.03 0.00 0.03 0.02 0.00 99.92 04:43:01 2 0.18 0.00 0.05 0.00 0.00 99.77 04:43:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:44:01 all 0.10 0.00 0.03 0.00 0.00 99.87 04:44:01 0 0.02 0.00 0.02 0.00 0.02 99.95 04:44:01 1 0.05 0.00 0.03 0.00 0.02 99.90 04:44:01 2 0.30 0.00 0.05 0.02 0.00 99.63 04:44:01 3 0.02 0.00 0.02 0.02 0.00 99.95 04:45:01 all 0.15 0.00 0.02 0.02 0.00 99.80 04:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:45:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:45:01 2 0.50 0.00 0.02 0.05 0.00 99.43 04:45:01 3 0.03 0.00 0.02 0.00 0.00 99.95 04:46:01 all 0.15 0.00 0.05 0.05 0.00 99.74 04:46:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:46:01 1 0.07 0.00 0.07 0.07 0.00 99.80 04:46:01 2 0.53 0.00 0.05 0.03 0.00 99.38 04:46:01 3 0.02 0.00 0.08 0.10 0.00 99.80 04:47:01 all 0.16 0.00 0.04 0.00 0.00 99.80 04:47:01 0 0.02 0.00 0.05 0.00 0.00 99.93 04:47:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:47:01 2 0.55 0.00 0.05 0.00 0.02 99.38 04:47:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 all 0.15 0.00 0.02 0.03 0.00 99.79 04:48:01 0 0.03 0.00 0.03 0.13 0.00 99.80 04:48:01 1 0.05 0.00 0.02 0.00 0.00 99.93 04:48:01 2 0.50 0.00 0.03 0.00 0.00 99.47 04:48:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 all 0.16 0.00 0.03 0.04 0.00 99.77 04:49:01 0 0.03 0.00 0.05 0.00 0.00 99.92 04:49:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:49:01 2 0.53 0.00 0.02 0.17 0.00 99.28 04:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:50:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:50:01 0 0.05 0.00 0.05 0.00 0.00 99.90 04:50:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:50:01 2 0.52 0.00 0.05 0.00 0.00 99.43 04:50:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:51:02 all 3.99 0.00 2.39 2.60 0.01 91.00 04:51:02 0 4.18 0.00 2.76 2.92 0.02 90.12 04:51:02 1 3.60 0.00 2.16 2.11 0.00 92.14 04:51:02 2 4.28 0.00 1.99 1.66 0.02 92.06 04:51:02 3 3.92 0.00 2.66 3.74 0.00 89.68 Average: all 13.03 0.00 6.68 7.09 0.05 73.14 Average: 0 13.00 0.00 6.74 7.04 0.06 73.16 Average: 1 13.30 0.00 6.63 7.51 0.05 72.50 Average: 2 13.04 0.00 6.69 6.90 0.05 73.32 Average: 3 12.78 0.00 6.67 6.92 0.05 73.58