---> uname -a: Linux d887a5b34176 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 7.2G 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 7.2G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247 /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-ui-go_PR-247@tmp /dev/vda1 50.0G 7.2G 42.7G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1837 653 119 0 1063 1078 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) 06/23/20 _x86_64_ (4 CPU) 01:00:46 LINUX RESTART 01:02:01 tps rtps wtps bread/s bwrtn/s 01:03:01 2.48 0.00 2.48 0.00 52.58 01:04:01 0.45 0.00 0.45 0.00 6.75 01:05:02 0.28 0.00 0.28 0.00 2.88 01:06:01 0.30 0.00 0.30 0.00 3.95 01:07:01 0.92 0.62 0.30 146.30 4.43 Average: 0.89 0.12 0.77 29.36 14.15 01:02:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:03:01 177880 1703676 90.55 2620 1136056 1105044 37.71 429968 1114100 20 01:04:01 180796 1700760 90.39 2620 1136060 1078316 36.80 429400 1112204 8 01:05:02 178500 1703056 90.51 2620 1136068 1078496 36.81 432256 1112008 12 01:06:01 178528 1703028 90.51 2620 1136068 1078512 36.81 432024 1112004 20 01:07:01 164700 1716856 91.25 2620 1140516 1080392 36.87 442968 1108864 40 Average: 176081 1705475 90.64 2620 1136954 1084152 37.00 433323 1111836 20 01:02:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 01:03:01 eth0 1.22 0.65 0.59 0.41 0.00 0.00 0.00 01:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 eth0 1.78 0.08 0.17 0.01 0.00 0.00 0.00 01:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:02 eth0 0.92 0.67 0.53 0.40 0.00 0.00 0.00 01:05:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 eth0 0.97 0.30 0.32 0.17 0.00 0.00 0.00 01:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 eth0 4.80 3.11 4.68 1.62 0.00 0.00 0.00 01:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.94 0.97 1.26 0.52 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 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) 06/23/20 _x86_64_ (4 CPU) 01:00:46 LINUX RESTART 01:02:01 CPU %user %nice %system %iowait %steal %idle 01:03:01 all 0.17 0.00 0.04 0.00 0.01 99.78 01:03:01 0 0.08 0.00 0.05 0.00 0.02 99.85 01:03:01 1 0.03 0.00 0.07 0.00 0.02 99.88 01:03:01 2 0.07 0.00 0.03 0.00 0.02 99.88 01:03:01 3 0.50 0.00 0.03 0.00 0.02 99.45 01:04:01 all 0.14 0.00 0.04 0.00 0.01 99.82 01:04:01 0 0.03 0.00 0.02 0.00 0.00 99.95 01:04:01 1 0.02 0.00 0.03 0.00 0.02 99.93 01:04:01 2 0.05 0.00 0.03 0.00 0.00 99.92 01:04:01 3 0.43 0.00 0.03 0.00 0.00 99.53 01:05:02 all 0.12 0.00 0.03 0.00 0.01 99.84 01:05:02 0 0.05 0.00 0.02 0.00 0.03 99.90 01:05:02 1 0.03 0.00 0.05 0.00 0.00 99.92 01:05:02 2 0.03 0.00 0.03 0.00 0.02 99.92 01:05:02 3 0.37 0.00 0.02 0.00 0.00 99.62 01:06:01 all 0.17 0.00 0.03 0.00 0.00 99.81 01:06:01 0 0.03 0.00 0.03 0.00 0.00 99.93 01:06:01 1 0.17 0.00 0.03 0.00 0.00 99.80 01:06:01 2 0.05 0.00 0.03 0.00 0.02 99.90 01:06:01 3 0.42 0.00 0.03 0.00 0.00 99.54 01:07:01 all 0.33 0.00 0.23 0.00 0.01 99.42 01:07:01 0 0.33 0.00 0.33 0.00 0.02 99.32 01:07:01 1 0.60 0.00 0.25 0.02 0.00 99.13 01:07:01 2 0.15 0.00 0.20 0.02 0.02 99.62 01:07:01 3 0.18 0.00 0.15 0.00 0.02 99.65 Average: all 0.18 0.00 0.07 0.00 0.01 99.73 Average: 0 0.11 0.00 0.09 0.00 0.01 99.79 Average: 1 0.17 0.00 0.09 0.00 0.01 99.73 Average: 2 0.07 0.00 0.07 0.00 0.01 99.85 Average: 3 0.38 0.00 0.05 0.00 0.01 99.56