---> uname -a: Linux 841ac33ba082 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: 2933.442 BogoMIPS: 5866.88 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/5@tmp /dev/vda1 50.0G 13.8G 36.2G 28% /w/workspace/edgex-go/5 ---> free -m: total used free shared buff/cache available Mem: 1837 643 103 0 1089 1111 Swap: 1023 82 941 ---> 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 120: eth0@if121: 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) 08/12/20 _x86_64_ (4 CPU) 04:00:46 LINUX RESTART 04:02:02 tps rtps wtps bread/s bwrtn/s 04:03:01 361.63 243.04 118.59 9260.84 59119.15 04:04:01 257.67 123.73 133.94 6800.53 28072.55 04:05:01 274.23 156.69 117.54 6134.09 29750.95 04:06:01 972.19 709.57 262.62 96743.78 172892.84 04:07:01 2146.29 1826.36 319.93 149302.17 155415.40 04:08:02 883.88 589.40 294.48 56465.88 87231.64 04:09:03 1554.79 1180.67 374.12 164938.08 180566.37 04:10:01 1014.13 695.29 318.84 74698.01 94531.55 04:11:01 123.29 22.02 101.27 3362.48 6924.11 04:12:01 2.17 0.53 1.63 15.86 25.20 04:13:01 0.20 0.03 0.17 0.27 1.33 04:14:01 0.68 0.02 0.67 0.13 7.03 04:15:01 0.52 0.07 0.45 0.93 6.16 04:16:01 1.42 1.25 0.17 44.90 1.47 04:17:01 0.80 0.08 0.72 2.66 14.32 04:18:01 0.30 0.02 0.28 0.53 2.90 04:19:01 0.27 0.00 0.27 0.00 3.36 04:20:01 0.27 0.00 0.27 0.00 2.76 04:21:01 0.22 0.00 0.22 0.00 2.35 Average: 399.89 292.26 107.63 29919.94 42889.53 04:02:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:03:01 75544 1806012 95.99 1500 1114268 1421804 48.52 569932 1031352 37720 04:04:01 67580 1813976 96.41 1500 1013468 1718120 58.64 745808 834720 27592 04:05:01 301300 1580256 83.99 408 795820 1518640 51.83 693724 653176 36940 04:06:01 443116 1438440 76.45 8 820036 1446348 49.36 517832 754324 16 04:07:01 170016 1711540 90.96 8 730928 4029012 137.50 816304 683652 34568 04:08:02 199932 1681624 89.37 8 1042344 1537724 52.48 634320 854732 30280 04:09:03 84320 1797236 95.52 8 1080156 2331568 79.57 537948 1073200 87048 04:10:01 402488 1479068 78.61 8 847612 1502776 51.29 547840 720060 376 04:11:01 318288 1563268 83.08 8 992612 1184224 40.42 579100 771840 12 04:12:01 319716 1561840 83.01 8 993040 1163652 39.71 577684 771856 8 04:13:01 320836 1560720 82.95 8 993044 1153372 39.36 576804 771812 8 04:14:01 321248 1560308 82.93 8 993060 1153408 39.36 576944 771820 8 04:15:01 321200 1560356 82.93 8 993056 1153456 39.37 577076 771832 8 04:16:01 320160 1561396 82.98 8 993812 1153372 39.36 577184 772220 16 04:17:01 320092 1561464 82.99 8 993824 1153468 39.37 577040 772500 8 04:18:01 320392 1561164 82.97 8 993820 1153372 39.36 577088 772500 8 04:19:01 320360 1561196 82.97 8 993840 1153420 39.36 577100 772516 8 04:20:01 320392 1561164 82.97 8 993852 1153372 39.36 577096 772520 12 04:21:01 320320 1561236 82.98 8 993860 1153372 39.36 577000 772516 8 Average: 277226 1604330 85.27 186 966971 1486025 50.72 600728 794692 13402 04:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:03:01 eth0 1183.49 713.20 5893.00 2802.79 0.00 0.00 0.00 04:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:03:01 vethe1811c8 26.53 32.77 1.84 161.83 0.00 0.00 0.00 04:03:01 docker0 28.69 34.70 1.64 170.49 0.00 0.00 0.00 04:04:01 eth0 400.13 342.83 1641.17 61.01 0.00 0.00 0.00 04:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:04:01 veth58a826f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:04:01 docker0 105.59 129.30 7.25 570.33 0.00 0.00 0.00 04:05:01 eth0 46.39 28.51 33.97 66.49 0.00 0.00 0.00 04:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 veth58a826f 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 veth2321400 0.61 0.65 0.04 2.30 0.00 0.00 0.00 04:06:01 vethb588add 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:06:01 eth0 3365.94 2569.81 15478.57 3110.78 0.00 0.00 0.00 04:06:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:07:01 veth391501f 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:07:01 vethb588add 0.00 0.10 0.00 0.00 0.00 0.00 0.00 04:07:01 vethf459431 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:07:01 veth696a246 0.00 0.10 0.00 0.01 0.00 0.00 0.00 04:08:02 vethb588add 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:08:02 veth91fb911 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:08:02 eth0 3488.53 2653.91 15668.18 3161.99 0.00 0.00 0.00 04:08:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:09:03 vethb588add 0.00 0.08 0.00 0.00 0.00 0.00 0.00 04:09:03 veth5258154 0.00 0.12 0.00 0.01 0.00 0.00 0.00 04:09:03 eth0 90.70 61.81 182.50 62.78 0.00 0.00 0.00 04:09:03 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 vethb588add 0.00 0.15 0.00 0.01 0.00 0.00 0.00 04:10:01 eth0 84.99 45.78 383.84 58.27 0.00 0.00 0.00 04:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:10:01 vethf284308 19.49 40.67 1.29 280.67 0.00 0.00 0.00 04:11:01 eth0 53.54 37.32 112.46 51.85 0.00 0.00 0.00 04:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:11:01 docker0 1006.06 946.98 78.74 4223.57 0.00 0.00 0.00 04:12:01 eth0 0.22 0.18 0.08 0.08 0.00 0.00 0.00 04:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 eth0 0.22 0.18 0.42 0.01 0.00 0.00 0.00 04:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 eth0 0.50 0.33 0.27 0.20 0.00 0.00 0.00 04:15:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:16:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 04:17:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 04:18:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 eth0 0.18 0.17 0.07 0.01 0.00 0.00 0.00 04:19:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 eth0 0.07 0.05 0.00 0.00 0.00 0.00 0.00 04:20:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 04:21:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 110.89 73.98 537.53 168.21 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 12.02 16.23 0.75 83.27 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) 08/12/20 _x86_64_ (4 CPU) 04:00:46 LINUX RESTART 04:02:02 CPU %user %nice %system %iowait %steal %idle 04:03:01 all 20.41 0.00 7.53 1.34 0.05 70.66 04:03:01 0 19.16 0.00 7.89 1.01 0.03 71.90 04:03:01 1 29.53 0.00 7.30 1.36 0.03 61.77 04:03:01 2 18.85 0.00 7.19 1.81 0.05 72.10 04:03:01 3 14.07 0.00 7.73 1.18 0.07 76.95 04:04:01 all 11.66 0.00 6.11 5.26 0.03 76.95 04:04:01 0 12.06 0.00 6.56 2.83 0.05 78.49 04:04:01 1 11.33 0.00 5.96 7.45 0.02 75.24 04:04:01 2 11.42 0.00 6.15 5.07 0.03 77.33 04:04:01 3 11.84 0.00 5.80 5.63 0.02 76.71 04:05:01 all 50.04 0.00 14.03 5.53 0.03 30.36 04:05:01 0 48.75 0.00 14.63 3.34 0.02 33.27 04:05:01 1 51.69 0.00 13.53 5.88 0.03 28.87 04:05:01 2 49.96 0.00 14.02 6.78 0.03 29.21 04:05:01 3 49.75 0.00 13.98 6.14 0.05 30.07 04:06:01 all 19.79 0.00 17.62 15.71 0.05 46.83 04:06:01 0 17.47 0.00 15.73 15.65 0.05 51.09 04:06:01 1 18.10 0.00 18.28 16.30 0.07 47.25 04:06:01 2 20.76 0.00 17.83 15.07 0.03 46.31 04:06:01 3 22.86 0.00 18.63 15.79 0.07 42.65 04:07:01 all 24.13 0.00 20.42 26.82 0.08 28.55 04:07:01 0 23.85 0.00 20.96 27.30 0.09 27.80 04:07:01 1 23.49 0.00 17.69 25.74 0.09 32.99 04:07:01 2 24.11 0.00 21.84 26.53 0.07 27.44 04:07:01 3 25.09 0.00 21.18 27.74 0.07 25.92 04:08:02 all 43.20 0.00 16.17 20.00 0.03 20.60 04:08:02 0 43.50 0.00 15.32 21.05 0.03 20.09 04:08:02 1 42.10 0.00 16.08 18.04 0.05 23.72 04:08:02 2 42.73 0.00 17.20 19.80 0.02 20.27 04:08:02 3 44.50 0.00 16.06 21.12 0.03 18.28 04:09:03 all 24.98 0.00 22.93 27.13 0.08 24.88 04:09:03 0 25.19 0.00 22.44 27.79 0.12 24.47 04:09:03 1 24.63 0.00 22.79 26.13 0.07 26.37 04:09:03 2 25.29 0.00 23.73 29.96 0.07 20.95 04:09:03 3 24.81 0.00 22.76 24.62 0.05 27.75 04:10:01 all 43.91 0.00 18.16 22.42 0.05 15.46 04:10:01 0 45.14 0.00 17.21 20.96 0.05 16.63 04:10:01 1 43.47 0.00 18.44 24.03 0.05 14.00 04:10:01 2 42.12 0.00 18.59 22.47 0.05 16.76 04:10:01 3 44.93 0.00 18.38 22.21 0.05 14.43 04:11:01 all 5.30 0.00 3.43 5.95 0.02 85.30 04:11:01 0 6.63 0.00 3.88 3.80 0.02 85.68 04:11:01 1 4.60 0.00 2.94 8.49 0.02 83.96 04:11:01 2 7.13 0.00 3.92 8.69 0.02 80.25 04:11:01 3 2.82 0.00 3.00 2.80 0.03 91.34 04:12:01 all 0.11 0.00 0.04 0.01 0.00 99.84 04:12:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:12:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:12:01 2 0.42 0.00 0.08 0.00 0.00 99.50 04:12:01 3 0.02 0.00 0.02 0.03 0.00 99.93 04:13:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:13:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:13:01 1 0.03 0.00 0.02 0.00 0.00 99.95 04:13:01 2 0.05 0.00 0.05 0.00 0.00 99.90 04:13:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:14:01 all 0.08 0.00 0.04 0.00 0.00 99.88 04:14:01 0 0.02 0.00 0.02 0.02 0.00 99.95 04:14:01 1 0.03 0.00 0.05 0.00 0.00 99.92 04:14:01 2 0.23 0.00 0.07 0.00 0.00 99.70 04:14:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:15:01 all 0.16 0.00 0.02 0.00 0.00 99.81 04:15:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:15:01 1 0.07 0.00 0.05 0.02 0.00 99.87 04:15:01 2 0.53 0.00 0.02 0.00 0.00 99.45 04:15:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:16:01 all 0.15 0.00 0.05 0.02 0.00 99.77 04:16:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:16:01 1 0.05 0.00 0.10 0.07 0.00 99.78 04:16:01 2 0.52 0.00 0.05 0.00 0.00 99.43 04:16:01 3 0.02 0.00 0.03 0.00 0.00 99.95 04:17:01 all 0.16 0.00 0.03 0.00 0.00 99.81 04:17:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:17:01 1 0.07 0.00 0.03 0.00 0.00 99.90 04:17:01 2 0.53 0.00 0.02 0.00 0.02 99.43 04:17:01 3 0.02 0.00 0.02 0.00 0.00 99.97 04:18:01 all 0.15 0.00 0.02 0.00 0.00 99.83 04:18:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:18:01 1 0.05 0.00 0.05 0.00 0.00 99.90 04:18:01 2 0.52 0.00 0.03 0.00 0.00 99.45 04:18:01 3 0.02 0.00 0.00 0.00 0.00 99.98 04:19:01 all 0.16 0.00 0.02 0.00 0.00 99.81 04:19:01 0 0.02 0.00 0.03 0.00 0.00 99.95 04:19:01 1 0.05 0.00 0.02 0.00 0.00 99.93 04:19:01 2 0.53 0.00 0.03 0.00 0.00 99.43 04:19:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:20:01 all 0.15 0.00 0.04 0.00 0.00 99.81 04:20:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:20:01 1 0.03 0.00 0.03 0.00 0.00 99.93 04:20:01 2 0.52 0.00 0.02 0.00 0.00 99.47 04:20:01 3 0.05 0.00 0.07 0.00 0.00 99.88 04:21:01 all 0.15 0.00 0.04 0.00 0.00 99.81 04:21:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:21:01 1 0.02 0.00 0.03 0.00 0.00 99.95 04:21:01 2 0.53 0.00 0.05 0.00 0.00 99.42 04:21:01 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 12.69 0.00 6.56 6.74 0.02 73.99 Average: 0 12.54 0.00 6.47 6.41 0.02 74.55 Average: 1 12.94 0.00 6.40 6.93 0.02 73.71 Average: 2 12.81 0.00 6.78 7.06 0.02 73.32 Average: 3 12.46 0.00 6.60 6.56 0.02 74.36