---> uname -a: Linux eaa67b647815 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 7.8G 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_edgex-docs_PR-140 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-140@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 660 101 0 1075 1071 Swap: 1023 2 1021 ---> 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) 06/08/20 _x86_64_ (4 CPU) 13:50:03 LINUX RESTART 13:51:02 tps rtps wtps bread/s bwrtn/s 13:52:01 119.10 38.58 80.52 7752.36 26683.42 13:53:02 130.25 50.32 79.93 6222.93 12508.84 Average: 124.72 44.50 80.22 6981.62 19540.25 13:51:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:52:01 145952 1735604 92.24 2620 1150664 1242020 42.39 555224 1003436 3860 13:53:02 85248 1796308 95.47 2596 1186220 1126400 38.44 601448 1005652 60 Average: 115600 1765956 93.86 2608 1168442 1184210 40.41 578336 1004544 1960 13:51:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:52:01 eth0 463.97 361.22 3624.26 62.19 0.00 0.00 0.00 13:52:01 veth6c6edc5 0.00 0.19 0.00 0.02 0.00 0.00 0.00 13:52:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 13:52:01 docker0 0.00 0.10 0.00 0.01 0.00 0.00 0.00 13:53:02 eth0 64.82 41.06 325.84 17.08 0.00 0.00 0.00 13:53:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:02 docker0 12.71 26.69 1.09 292.50 0.00 0.00 0.00 Average: eth0 262.82 199.87 1962.05 39.45 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 6.41 13.50 0.55 147.41 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) 06/08/20 _x86_64_ (4 CPU) 13:50:03 LINUX RESTART 13:51:02 CPU %user %nice %system %iowait %steal %idle 13:52:01 all 11.48 0.00 3.94 2.50 13.49 68.60 13:52:01 0 10.15 0.00 4.07 0.90 15.44 69.44 13:52:01 1 11.93 0.00 3.47 1.15 12.91 70.53 13:52:01 2 10.37 0.00 3.38 3.43 13.31 69.52 13:52:01 3 13.53 0.00 4.82 4.57 12.24 64.84 13:53:02 all 11.75 0.00 4.04 1.79 9.69 72.72 13:53:02 0 9.71 0.00 3.78 0.84 9.99 75.69 13:53:02 1 8.90 0.00 3.72 1.06 9.34 76.98 13:53:02 2 15.18 0.00 3.92 0.86 10.38 69.66 13:53:02 3 13.31 0.00 4.78 4.43 9.09 68.39 Average: all 11.62 0.00 3.99 2.14 11.55 70.70 Average: 0 9.93 0.00 3.92 0.87 12.67 72.62 Average: 1 10.38 0.00 3.60 1.10 11.08 73.84 Average: 2 12.80 0.00 3.65 2.13 11.82 69.59 Average: 3 13.42 0.00 4.80 4.50 10.63 66.66