---> uname -a: Linux 0c5e3467fcc7 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 7.8G 42.2G 16% / 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_device-sdk-c_master /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_device-sdk-c_master@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 751 124 0 961 1002 Swap: 1023 1 1022 ---> 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 14: eth0@if15: 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) 06/19/20 _x86_64_ (4 CPU) 11:27:14 LINUX RESTART 11:28:02 tps rtps wtps bread/s bwrtn/s 11:29:01 32.79 10.19 22.60 4444.14 2305.01 11:30:01 1.45 0.00 1.45 0.00 26.16 11:31:01 0.25 0.00 0.25 0.00 2.98 11:32:01 0.18 0.00 0.18 0.00 2.02 11:33:01 0.40 0.00 0.40 0.00 4.86 11:34:01 254.49 140.76 113.73 6282.02 29989.10 11:35:01 4.63 0.68 3.95 17.05 106.04 11:36:01 0.78 0.00 0.78 0.00 12.91 11:37:01 0.28 0.00 0.28 0.00 4.05 11:38:01 28.17 20.03 8.14 1005.13 1758.97 Average: 32.35 17.18 15.17 1169.84 3424.43 11:28:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:29:01 165160 1716396 91.22 2620 1146508 1113332 38.00 414160 1141852 24 11:30:01 170884 1710672 90.92 2620 1146512 1071556 36.57 413188 1137576 16 11:31:01 170380 1711176 90.94 2620 1146520 1071816 36.58 414348 1137576 8 11:32:01 168336 1713220 91.05 2620 1146520 1071916 36.58 416632 1136948 8 11:33:01 169528 1712028 90.99 2620 1146528 1071772 36.58 417816 1134888 8 11:34:01 91624 1789932 95.13 2620 1079220 1230544 42.00 478072 1051900 504 11:35:01 78828 1802728 95.81 2620 1079392 1230656 42.00 487548 1054532 24 11:36:01 80424 1801132 95.73 2620 1079400 1230544 42.00 486716 1054532 20 11:37:01 79980 1801576 95.75 2620 1079404 1230580 42.00 486988 1054532 12 11:38:01 194360 1687196 89.67 2596 976824 1282252 43.76 498352 929548 48 Average: 136950 1744606 92.72 2618 1102683 1160497 39.61 451382 1083388 67 11:28:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 11:29:01 eth0 68.69 55.25 368.22 47.10 0.00 0.00 0.00 11:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 docker0 10.29 7.09 1.14 19.51 0.00 0.00 0.00 11:30:01 eth0 0.62 0.07 0.06 0.01 0.00 0.00 0.00 11:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:31:01 eth0 2.61 1.07 1.81 0.22 0.00 0.00 0.00 11:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:01 eth0 0.45 0.40 0.27 0.24 0.00 0.00 0.00 11:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:33:01 eth0 0.20 0.15 0.08 0.07 0.00 0.00 0.00 11:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:34:01 eth0 148.67 99.78 3224.27 20.33 0.00 0.00 0.00 11:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:34:01 veth43474ef 2.33 1.63 0.17 0.36 0.00 0.00 0.00 11:34:01 docker0 12.45 8.49 1.26 19.54 0.00 0.00 0.00 11:35:01 eth0 19.05 14.59 9.45 34.88 0.00 0.00 0.00 11:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:35:01 veth43474ef 0.42 0.10 0.03 0.01 0.00 0.00 0.00 11:35:01 docker0 0.42 0.08 0.02 0.00 0.00 0.00 0.00 11:36:01 eth0 22.60 16.50 11.18 23.49 0.00 0.00 0.00 11:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 veth43474ef 0.43 0.08 0.03 0.01 0.00 0.00 0.00 11:36:01 docker0 0.43 0.08 0.02 0.01 0.00 0.00 0.00 11:37:01 eth0 10.52 5.81 8.80 4.53 0.00 0.00 0.00 11:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:37:01 veth43474ef 0.47 0.08 0.03 0.01 0.00 0.00 0.00 11:37:01 docker0 0.47 0.08 0.03 0.01 0.00 0.00 0.00 11:38:01 eth0 61.41 42.89 185.79 16.43 0.00 0.00 0.00 11:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:38:01 veth5236621 1.33 1.15 0.23 0.24 0.00 0.00 0.00 11:38:01 docker0 17.63 20.40 1.08 146.14 0.00 0.00 0.00 Average: eth0 33.43 23.60 381.16 14.68 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth5236621 0.13 0.12 0.02 0.02 0.00 0.00 0.00 Average: docker0 3.15 2.92 0.24 16.60 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) 06/19/20 _x86_64_ (4 CPU) 11:27:14 LINUX RESTART 11:28:02 CPU %user %nice %system %iowait %steal %idle 11:29:01 all 3.20 0.00 1.72 1.15 0.03 93.91 11:29:01 0 3.72 0.00 1.97 0.31 0.02 93.98 11:29:01 1 2.69 0.00 1.73 1.73 0.03 93.81 11:29:01 2 3.15 0.00 1.63 1.75 0.02 93.45 11:29:01 3 3.25 0.00 1.55 0.80 0.03 94.36 11:30:01 all 0.14 0.00 0.05 0.00 0.00 99.81 11:30:01 0 0.02 0.00 0.02 0.00 0.00 99.97 11:30:01 1 0.05 0.00 0.07 0.00 0.00 99.88 11:30:01 2 0.47 0.00 0.05 0.00 0.00 99.48 11:30:01 3 0.05 0.00 0.03 0.00 0.00 99.92 11:31:01 all 0.18 0.00 0.04 0.00 0.00 99.78 11:31:01 0 0.03 0.00 0.03 0.00 0.00 99.93 11:31:01 1 0.05 0.00 0.05 0.00 0.00 99.90 11:31:01 2 0.53 0.00 0.03 0.00 0.02 99.42 11:31:01 3 0.07 0.00 0.03 0.00 0.00 99.90 11:32:01 all 0.15 0.00 0.03 0.00 0.00 99.81 11:32:01 0 0.00 0.00 0.03 0.00 0.00 99.97 11:32:01 1 0.07 0.00 0.05 0.00 0.00 99.88 11:32:01 2 0.53 0.00 0.03 0.00 0.00 99.43 11:32:01 3 0.03 0.00 0.02 0.00 0.00 99.95 11:33:01 all 0.17 0.00 0.03 0.00 0.01 99.79 11:33:01 0 0.02 0.00 0.02 0.00 0.00 99.97 11:33:01 1 0.10 0.00 0.07 0.00 0.03 99.80 11:33:01 2 0.53 0.00 0.03 0.00 0.02 99.42 11:33:01 3 0.02 0.00 0.02 0.00 0.02 99.95 11:34:01 all 8.30 0.00 5.67 2.35 0.08 83.60 11:34:01 0 7.93 0.00 5.60 2.53 0.05 83.88 11:34:01 1 8.22 0.00 5.36 2.63 0.05 83.74 11:34:01 2 9.20 0.00 5.88 2.85 0.07 82.00 11:34:01 3 7.81 0.00 5.87 1.42 0.12 84.78 11:35:01 all 0.43 0.00 0.17 0.00 0.01 99.39 11:35:01 0 0.30 0.00 0.18 0.00 0.02 99.50 11:35:01 1 0.50 0.00 0.15 0.00 0.02 99.33 11:35:01 2 0.25 0.00 0.20 0.00 0.02 99.53 11:35:01 3 0.67 0.00 0.13 0.00 0.02 99.18 11:36:01 all 0.38 0.00 0.13 0.00 0.00 99.49 11:36:01 0 0.25 0.00 0.15 0.00 0.00 99.60 11:36:01 1 0.43 0.00 0.13 0.00 0.00 99.43 11:36:01 2 0.23 0.00 0.18 0.00 0.00 99.58 11:36:01 3 0.58 0.00 0.07 0.00 0.00 99.35 11:37:01 all 0.23 0.00 0.09 0.00 0.01 99.67 11:37:01 0 0.12 0.00 0.10 0.00 0.00 99.78 11:37:01 1 0.12 0.00 0.10 0.00 0.00 99.78 11:37:01 2 0.08 0.00 0.10 0.00 0.00 99.82 11:37:01 3 0.58 0.00 0.07 0.00 0.02 99.33 11:38:01 all 2.59 0.00 1.71 0.36 0.02 95.33 11:38:01 0 1.71 0.00 1.42 0.22 0.02 96.64 11:38:01 1 4.75 0.00 2.21 0.74 0.02 92.29 11:38:01 2 2.21 0.00 1.72 0.32 0.03 95.72 11:38:01 3 1.72 0.00 1.49 0.17 0.00 96.62 Average: all 1.56 0.00 0.96 0.38 0.02 97.08 Average: 0 1.40 0.00 0.95 0.30 0.01 97.35 Average: 1 1.69 0.00 0.99 0.51 0.02 96.81 Average: 2 1.71 0.00 0.98 0.49 0.02 96.81 Average: 3 1.47 0.00 0.92 0.24 0.02 97.36