---> uname -a: Linux 5d1f456fc5dc 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_geneva /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_device-sdk-c_geneva@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 754 103 0 979 1003 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) 07/23/20 _x86_64_ (4 CPU) 22:35:45 LINUX RESTART 22:36:01 tps rtps wtps bread/s bwrtn/s 22:37:01 169.40 81.15 88.25 10142.02 40356.78 22:38:01 1.47 0.00 1.47 0.00 28.33 22:39:01 0.38 0.00 0.38 0.00 5.13 22:40:01 0.30 0.00 0.30 0.00 2.90 22:41:01 0.20 0.00 0.20 0.00 2.56 22:42:01 3.41 0.12 3.30 71.41 71.51 22:43:01 332.98 195.81 137.17 10957.07 39994.16 Average: 72.63 39.61 33.03 3025.76 11499.65 22:36:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:37:01 175432 1706124 90.68 2620 1167700 1114072 38.02 365044 1180756 116 22:38:01 177760 1703796 90.55 2620 1167888 1072596 36.61 367428 1176808 20 22:39:01 175836 1705720 90.65 2620 1167892 1072608 36.61 369488 1176792 16 22:40:01 177364 1704192 90.57 2620 1167896 1072392 36.60 368324 1176792 12 22:41:01 176548 1705008 90.62 2620 1167900 1072392 36.60 372188 1174096 8 22:42:01 163456 1718100 91.31 2620 1142688 1277180 43.59 411700 1146400 52 22:43:01 77908 1803648 95.86 2596 1024840 1519480 51.86 597240 939424 89988 Average: 160615 1720941 91.46 2617 1143829 1171531 39.98 407345 1138724 12887 22:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 22:37:01 eth0 482.80 296.45 1076.80 110.23 0.00 0.00 0.00 22:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:37:01 docker0 6.93 5.19 0.79 17.85 0.00 0.00 0.00 22:38:01 eth0 1.67 0.37 0.37 0.19 0.00 0.00 0.00 22:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 eth0 0.82 0.27 0.31 0.23 0.00 0.00 0.00 22:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 22:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 22:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 eth0 24.43 16.74 35.54 6.10 0.00 0.00 0.00 22:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 eth0 280.88 204.03 5720.31 58.41 0.00 0.00 0.00 22:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:43:01 docker0 32.76 33.61 2.18 172.90 0.00 0.00 0.00 Average: eth0 113.01 74.03 976.85 25.03 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.67 5.55 0.43 27.27 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) 07/23/20 _x86_64_ (4 CPU) 22:35:45 LINUX RESTART 22:36:01 CPU %user %nice %system %iowait %steal %idle 22:37:01 all 15.00 0.00 6.86 11.02 0.01 67.10 22:37:01 0 14.19 0.00 8.48 8.31 0.00 69.02 22:37:01 1 12.84 0.00 6.97 14.63 0.00 65.56 22:37:01 2 16.64 0.00 5.45 8.90 0.00 69.02 22:37:01 3 16.34 0.00 6.55 12.27 0.00 64.84 22:38:01 all 0.37 0.00 0.04 0.00 0.00 99.58 22:38:01 0 0.20 0.00 0.02 0.00 0.00 99.78 22:38:01 1 0.47 0.00 0.07 0.00 0.00 99.47 22:38:01 2 0.50 0.00 0.02 0.00 0.00 99.48 22:38:01 3 0.35 0.00 0.05 0.00 0.00 99.60 22:39:01 all 0.10 0.00 0.03 0.00 0.00 99.87 22:39:01 0 0.30 0.00 0.02 0.00 0.00 99.68 22:39:01 1 0.05 0.00 0.07 0.00 0.00 99.88 22:39:01 2 0.02 0.00 0.03 0.00 0.00 99.95 22:39:01 3 0.03 0.00 0.02 0.00 0.00 99.95 22:40:01 all 0.03 0.00 0.02 0.00 0.00 99.95 22:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:40:01 1 0.07 0.00 0.05 0.00 0.00 99.88 22:40:01 2 0.02 0.00 0.00 0.00 0.00 99.98 22:40:01 3 0.02 0.00 0.02 0.00 0.00 99.97 22:41:01 all 0.03 0.00 0.03 0.00 0.00 99.95 22:41:01 0 0.02 0.00 0.02 0.00 0.00 99.97 22:41:01 1 0.05 0.00 0.05 0.00 0.00 99.90 22:41:01 2 0.03 0.00 0.02 0.00 0.00 99.95 22:41:01 3 0.03 0.00 0.00 0.00 0.00 99.97 22:42:01 all 0.90 0.00 0.68 0.05 0.00 98.38 22:42:01 0 1.00 0.00 0.48 0.03 0.00 98.48 22:42:01 1 0.87 0.00 0.67 0.07 0.00 98.40 22:42:01 2 0.80 0.00 0.88 0.05 0.00 98.26 22:42:01 3 0.90 0.00 0.67 0.07 0.00 98.37 22:43:01 all 13.14 0.00 7.68 4.00 0.02 75.16 22:43:01 0 11.26 0.00 7.64 2.16 0.02 78.92 22:43:01 1 16.24 0.00 7.43 6.13 0.02 70.18 22:43:01 2 12.58 0.00 7.60 2.70 0.02 77.10 22:43:01 3 12.47 0.00 8.05 5.00 0.03 74.44 Average: all 4.20 0.00 2.18 2.14 0.00 91.48 Average: 0 3.84 0.00 2.37 1.49 0.00 92.30 Average: 1 4.35 0.00 2.18 2.96 0.00 90.51 Average: 2 4.35 0.00 1.99 1.66 0.00 92.01 Average: 3 4.27 0.00 2.18 2.46 0.00 91.09