---> uname -a: Linux ae01dec3ed18 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: 2933.436 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 761 114 0 960 994 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) 07/03/20 _x86_64_ (4 CPU) 15:39:05 LINUX RESTART 15:40:01 tps rtps wtps bread/s bwrtn/s 15:41:01 7.85 1.78 6.07 63.49 217.40 15:42:01 1.50 0.00 1.50 0.00 26.73 15:43:01 0.32 0.00 0.32 0.00 3.68 15:44:01 0.27 0.00 0.27 0.00 3.10 15:45:01 77.11 30.87 46.24 1401.27 15343.97 15:46:02 298.29 175.10 123.19 10750.24 35765.02 Average: 64.32 34.68 29.63 2039.41 8571.09 15:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:41:01 170924 1710632 90.92 2620 1148308 1120000 38.22 424608 1125664 20 15:42:01 177760 1703796 90.55 2620 1148312 1071304 36.56 422744 1122012 16 15:43:01 176540 1705016 90.62 2620 1148320 1071532 36.57 424192 1122012 12 15:44:01 176532 1705024 90.62 2620 1148320 1071372 36.56 428816 1117408 20 15:45:01 153412 1728144 91.85 2620 1103212 1270232 43.35 433328 1111348 64468 15:46:02 103336 1778220 94.51 2292 1005592 1301292 44.41 528232 959612 3724 Average: 159751 1721805 91.51 2565 1117011 1150955 39.28 443653 1093009 11377 15:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:41:01 eth0 37.37 30.30 40.83 33.63 0.00 0.00 0.00 15:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 docker0 10.75 8.95 1.17 19.53 0.00 0.00 0.00 15:42:01 eth0 0.47 0.08 0.05 0.01 0.00 0.00 0.00 15:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 eth0 1.30 0.63 0.58 0.40 0.00 0.00 0.00 15:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 15:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 eth0 130.74 88.18 3205.25 13.05 0.00 0.00 0.00 15:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:46:02 eth0 223.09 167.81 2587.65 82.27 0.00 0.00 0.00 15:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:46:02 docker0 46.90 51.09 3.31 199.95 0.00 0.00 0.00 Average: eth0 65.57 47.90 973.04 21.59 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 9.62 10.02 0.75 36.65 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) 07/03/20 _x86_64_ (4 CPU) 15:39:05 LINUX RESTART 15:40:01 CPU %user %nice %system %iowait %steal %idle 15:41:01 all 1.36 0.00 0.73 0.11 0.42 97.38 15:41:01 0 1.23 0.00 0.85 0.30 0.42 97.20 15:41:01 1 1.23 0.00 0.73 0.07 0.35 97.62 15:41:01 2 1.81 0.00 0.77 0.05 0.45 96.92 15:41:01 3 1.15 0.00 0.60 0.02 0.47 97.77 15:42:01 all 0.14 0.00 0.04 0.00 0.02 99.80 15:42:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:42:01 1 0.03 0.00 0.03 0.00 0.02 99.92 15:42:01 2 0.43 0.00 0.05 0.00 0.03 99.48 15:42:01 3 0.05 0.00 0.03 0.00 0.02 99.90 15:43:01 all 0.17 0.00 0.03 0.00 0.00 99.80 15:43:01 0 0.05 0.00 0.02 0.00 0.02 99.92 15:43:01 1 0.05 0.00 0.02 0.00 0.00 99.93 15:43:01 2 0.52 0.00 0.02 0.00 0.00 99.47 15:43:01 3 0.08 0.00 0.07 0.00 0.02 99.83 15:44:01 all 0.15 0.00 0.04 0.00 0.01 99.80 15:44:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:44:01 1 0.02 0.00 0.03 0.00 0.00 99.95 15:44:01 2 0.50 0.00 0.03 0.00 0.02 99.45 15:44:01 3 0.02 0.00 0.08 0.00 0.02 99.88 15:45:01 all 4.46 0.00 2.64 0.39 0.20 92.31 15:45:01 0 3.75 0.00 2.79 0.30 0.18 92.98 15:45:01 1 4.65 0.00 2.43 0.69 0.27 91.96 15:45:01 2 4.87 0.00 2.71 0.12 0.17 92.13 15:45:01 3 4.54 0.00 2.64 0.45 0.15 92.21 15:46:02 all 12.18 0.00 8.08 3.77 0.93 75.05 15:46:02 0 10.80 0.00 8.30 3.81 0.89 76.20 15:46:02 1 15.09 0.00 7.37 4.72 1.09 71.74 15:46:02 2 12.44 0.00 7.78 4.19 0.88 74.71 15:46:02 3 10.37 0.00 8.87 2.37 0.85 77.53 Average: all 3.04 0.00 1.90 0.70 0.26 94.10 Average: 0 2.62 0.00 1.98 0.72 0.25 94.43 Average: 1 3.47 0.00 1.75 0.90 0.28 93.59 Average: 2 3.40 0.00 1.87 0.71 0.26 93.76 Average: 3 2.67 0.00 2.02 0.47 0.25 94.59