---> uname -a: Linux 0e37a8110a40 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 7.3G 42.7G 15% / 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 7.3G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.3G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.3G 42.7G 15% /var/log/sa-host /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-243 /dev/vda1 50.0G 7.3G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-243@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 670 141 0 1025 1061 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 6: eth0@if7: 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) 09/24/20 _x86_64_ (4 CPU) 19:35:06 LINUX RESTART (4 CPU) 19:36:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:37:01 72.73 47.33 25.40 0.00 3387.15 5853.88 0.00 19:38:01 57.80 12.96 44.85 0.00 4642.48 16372.90 0.00 19:39:01 89.53 19.94 69.59 0.00 1967.70 10166.45 0.00 Average: 73.45 26.29 47.16 0.00 3324.25 10894.08 0.00 19:36:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:37:01 72068 0 510116 27.11 2620 1296752 1110988 37.92 432780 1219684 84772 19:38:01 73356 0 603080 32.05 2620 1202500 1553936 53.03 584008 1055636 72528 19:39:01 110000 0 608584 32.34 2620 1160352 1249700 42.65 542892 1014520 35920 Average: 85141 0 573927 30.50 2620 1219868 1304875 44.53 519893 1096613 64407 19:36:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:37:01 eth0 264.08 217.03 1497.46 53.33 0.00 0.00 0.00 0.00 19:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 eth0 388.21 310.44 2688.56 33.03 0.00 0.00 0.00 0.00 19:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 vethf462ef0 15.22 28.45 1.42 292.95 0.00 0.00 0.00 0.00 19:39:01 eth0 98.47 77.00 339.51 235.61 0.00 0.00 0.00 0.00 19:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:39:01 docker0 15.22 28.32 1.21 292.94 0.00 0.00 0.00 0.00 Average: vethf462ef0 5.23 9.77 0.49 100.63 0.00 0.00 0.00 0.00 Average: eth0 249.19 200.53 1502.66 109.08 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 5.23 9.73 0.42 100.63 0.00 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) 09/24/20 _x86_64_ (4 CPU) 19:35:06 LINUX RESTART (4 CPU) 19:36:06 CPU %user %nice %system %iowait %steal %idle 19:37:01 all 10.66 0.00 5.39 5.60 46.39 31.95 19:37:01 0 11.81 0.00 5.38 4.87 48.31 29.63 19:37:01 1 8.57 0.00 5.09 6.35 45.45 34.54 19:37:01 2 9.93 0.00 5.25 7.41 46.55 30.86 19:37:01 3 12.46 0.00 5.88 3.71 45.28 32.68 19:38:01 all 4.06 0.00 2.38 1.05 15.29 77.22 19:38:01 0 4.41 0.00 2.69 0.10 19.12 73.67 19:38:01 1 3.14 0.00 1.64 0.47 13.46 81.29 19:38:01 2 5.33 0.00 2.75 2.48 14.18 75.26 19:38:01 3 3.36 0.00 2.46 1.20 14.35 78.63 19:39:01 all 12.62 0.00 3.14 1.21 12.67 70.36 19:39:01 0 16.65 0.00 3.63 2.09 13.39 64.23 19:39:01 1 6.33 0.00 1.78 1.30 12.54 78.05 19:39:01 2 11.56 0.00 3.50 1.30 12.35 71.29 19:39:01 3 16.19 0.00 3.71 0.15 12.42 67.54 Average: all 9.13 0.00 3.66 2.65 24.99 59.58 Average: 0 10.92 0.00 3.91 2.36 27.10 55.72 Average: 1 6.04 0.00 2.86 2.75 24.05 64.29 Average: 2 8.95 0.00 3.85 3.78 24.67 58.74 Average: 3 10.70 0.00 4.03 1.70 24.17 59.40