---> uname -a: Linux facb4317dc40 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: 2933.396 BogoMIPS: 5866.79 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 750 122 0 964 1006 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) 06/17/20 _x86_64_ (4 CPU) 09:42:25 LINUX RESTART 09:43:01 tps rtps wtps bread/s bwrtn/s 09:44:01 57.50 13.33 44.18 4838.34 4961.15 09:45:01 1.52 0.00 1.52 0.00 27.89 09:46:01 0.35 0.00 0.35 0.00 4.95 09:47:01 0.18 0.00 0.18 0.00 2.01 09:48:01 0.27 0.00 0.27 0.00 3.15 09:49:01 0.33 0.00 0.33 0.00 4.36 09:50:01 0.33 0.02 0.32 0.13 3.63 09:51:01 252.76 136.33 116.43 6688.81 31917.86 Average: 39.17 18.72 20.46 1441.65 4617.56 09:43:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:44:01 166564 1714992 91.15 2620 1158944 1128112 38.50 382208 1171692 116 09:45:01 174508 1707048 90.73 2620 1158948 1078336 36.80 380400 1166840 16 09:46:01 174232 1707324 90.74 2620 1158956 1078444 36.81 380984 1166844 8 09:47:01 173368 1708188 90.79 2620 1158956 1078564 36.81 381744 1166840 8 09:48:01 171392 1710164 90.89 2620 1158960 1078600 36.81 388076 1162472 12 09:49:01 171904 1709652 90.86 2620 1158968 1078360 36.80 387516 1162440 12 09:50:01 172464 1709092 90.83 2620 1158976 1078464 36.81 387516 1162440 8 09:51:01 177700 1703856 90.56 2620 981088 1240440 42.33 498120 935480 52 Average: 172767 1708790 90.82 2620 1136725 1104915 37.71 398321 1136881 29 09:43:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:44:01 eth0 328.80 212.96 770.35 92.57 0.00 0.00 0.00 09:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 docker0 10.12 7.94 1.08 19.09 0.00 0.00 0.00 09:45:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 eth0 1.93 1.10 1.24 0.07 0.00 0.00 0.00 09:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 eth0 1.10 0.43 0.32 0.17 0.00 0.00 0.00 09:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 eth0 0.55 0.38 0.34 0.27 0.00 0.00 0.00 09:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 eth0 0.18 0.10 0.07 0.03 0.00 0.00 0.00 09:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 eth0 0.08 0.15 0.01 0.01 0.00 0.00 0.00 09:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:51:01 veth46ee296 0.00 0.05 0.00 0.00 0.00 0.00 0.00 09:51:01 eth0 732.37 466.74 4519.11 183.66 0.00 0.00 0.00 09:51:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 09:51:01 docker0 33.07 35.70 2.36 176.32 0.00 0.00 0.00 Average: veth46ee296 0.00 0.01 0.00 0.00 0.00 0.00 0.00 Average: eth0 91.58 58.36 565.10 22.97 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 4.14 4.46 0.29 22.05 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) 06/17/20 _x86_64_ (4 CPU) 09:42:25 LINUX RESTART 09:43:01 CPU %user %nice %system %iowait %steal %idle 09:44:01 all 8.86 0.00 3.12 2.71 0.01 85.30 09:44:01 0 8.53 0.00 3.47 1.66 0.00 86.34 09:44:01 1 8.34 0.00 2.53 0.40 0.02 88.72 09:44:01 2 8.74 0.00 3.24 4.68 0.00 83.34 09:44:01 3 9.86 0.00 3.23 4.10 0.02 82.80 09:45:01 all 0.16 0.00 0.05 0.00 0.00 99.79 09:45:01 0 0.05 0.00 0.05 0.00 0.00 99.90 09:45:01 1 0.03 0.00 0.03 0.00 0.00 99.93 09:45:01 2 0.03 0.00 0.03 0.00 0.02 99.92 09:45:01 3 0.55 0.00 0.05 0.00 0.00 99.40 09:46:01 all 0.17 0.00 0.03 0.00 0.00 99.79 09:46:01 0 0.05 0.00 0.02 0.00 0.00 99.93 09:46:01 1 0.07 0.00 0.07 0.00 0.00 99.87 09:46:01 2 0.05 0.00 0.05 0.00 0.00 99.90 09:46:01 3 0.53 0.00 0.02 0.00 0.00 99.45 09:47:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:47:01 0 0.03 0.00 0.05 0.00 0.00 99.92 09:47:01 1 0.07 0.00 0.05 0.00 0.00 99.88 09:47:01 2 0.03 0.00 0.02 0.00 0.00 99.95 09:47:01 3 0.58 0.00 0.02 0.00 0.00 99.40 09:48:01 all 0.17 0.00 0.05 0.00 0.00 99.78 09:48:01 0 0.02 0.00 0.03 0.00 0.00 99.95 09:48:01 1 0.03 0.00 0.10 0.00 0.00 99.87 09:48:01 2 0.07 0.00 0.03 0.00 0.00 99.90 09:48:01 3 0.57 0.00 0.03 0.00 0.00 99.40 09:49:01 all 0.15 0.00 0.07 0.00 0.00 99.79 09:49:01 0 0.00 0.00 0.02 0.00 0.00 99.98 09:49:01 1 0.03 0.00 0.20 0.00 0.00 99.77 09:49:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:49:01 3 0.53 0.00 0.02 0.00 0.00 99.45 09:50:01 all 0.16 0.00 0.02 0.00 0.00 99.82 09:50:01 0 0.00 0.00 0.00 0.00 0.00 100.00 09:50:01 1 0.05 0.00 0.03 0.00 0.00 99.92 09:50:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:50:01 3 0.53 0.00 0.03 0.00 0.00 99.43 09:51:01 all 10.62 0.00 6.93 2.75 0.03 79.68 09:51:01 0 10.65 0.00 7.28 2.13 0.02 79.93 09:51:01 1 10.42 0.00 6.26 2.98 0.02 80.32 09:51:01 2 9.73 0.00 7.03 2.34 0.02 80.89 09:51:01 3 11.71 0.00 7.16 3.50 0.03 77.60 Average: all 2.54 0.00 1.28 0.68 0.00 95.50 Average: 0 2.39 0.00 1.35 0.47 0.00 95.78 Average: 1 2.37 0.00 1.15 0.42 0.00 96.06 Average: 2 2.33 0.00 1.30 0.87 0.00 95.49 Average: 3 3.09 0.00 1.31 0.94 0.01 94.65