---> uname -a: Linux prd-centos7-docker-4c-2g-30383.vexxhost.local 3.10.0-1160.6.1.el7.x86_64 #1 SMP Tue Nov 17 13:59:11 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: 2933.442 BogoMIPS: 5866.88 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 Srbds: Not affected 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 8.2G 41.7G 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 8.2G 41.7G 16% /facter-os /dev/vda1 50.0G 8.2G 41.7G 16% /etc/resolv.conf /dev/vda1 50.0G 8.2G 41.7G 16% /etc/hostname /dev/vda1 50.0G 8.2G 41.7G 16% /etc/hosts /dev/vda1 50.0G 8.2G 41.7G 16% /run/cloud-init/result.json /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/sa-host /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/secure /dev/vda1 50.0G 8.2G 41.7G 16% /var/log/auth.log /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/4 /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/4@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 768 132 0 936 978 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 inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc pfifo_fast state UP qlen 1000 link/ether fa:16:3e:d5:24:be brd ff:ff:ff:ff:ff:ff inet 10.30.123.28/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86193sec preferred_lft 86193sec inet6 fe80::f816:3eff:fed5:24be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:cd:24:1f:b3 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:cdff:fe24:1fb3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/18/21 _x86_64_ (4 CPU) 23:07:56 LINUX RESTART (4 CPU) 23:09:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:10:02 180.99 78.38 102.61 0.00 10042.64 39073.99 0.00 23:11:01 215.70 58.40 157.30 0.00 3254.41 25508.68 0.00 Average: 198.20 68.48 129.72 0.00 6677.56 32349.35 0.00 23:09:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:10:02 70032 0 708756 37.67 2596 1100160 1532680 52.31 639044 923972 104592 23:11:01 329100 0 676844 35.97 1492 874108 1114232 38.03 448140 832420 16 Average: 199566 0 692800 36.82 2044 987134 1323456 45.17 543592 878196 52304 23:09:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:10:02 eth0 1162.03 1412.71 5845.14 149.58 0.00 0.00 0.00 0.00 23:10:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:02 docker0 1116.07 792.88 83.85 2684.49 0.00 0.00 0.00 0.00 23:11:01 eth0 230.64 184.32 879.88 27.01 0.00 0.00 0.00 0.00 23:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:11:01 docker0 162.16 192.78 11.44 845.50 0.00 0.00 0.00 0.00 Average: eth0 700.32 803.77 3383.75 88.82 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 643.19 495.40 47.96 1772.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1160.6.1.el7.x86_64 (centos-7-docker-5fbc1798-0377-b841-54c3-72bc41eda64a.vexxhost.lo) 03/18/21 _x86_64_ (4 CPU) 23:07:56 LINUX RESTART (4 CPU) 23:09:01 CPU %user %nice %system %iowait %steal %idle 23:10:02 all 16.58 0.00 9.60 1.82 1.58 70.43 23:10:02 0 15.60 0.00 11.19 2.76 1.48 68.98 23:10:02 1 17.91 0.00 9.24 2.15 1.63 69.07 23:10:02 2 16.56 0.00 9.14 0.41 1.64 72.24 23:10:02 3 16.23 0.00 8.85 1.96 1.58 71.38 23:11:01 all 6.69 0.00 6.76 6.15 0.43 79.96 23:11:01 0 6.29 0.00 6.96 4.03 0.40 82.32 23:11:01 1 6.32 0.00 6.86 5.00 0.45 81.37 23:11:01 2 6.63 0.00 6.44 9.78 0.43 76.72 23:11:01 3 7.53 0.00 6.78 5.78 0.45 79.45 Average: all 11.63 0.00 8.18 3.98 1.01 75.20 Average: 0 10.92 0.00 9.06 3.40 0.93 75.68 Average: 1 12.12 0.00 8.05 3.57 1.04 75.22 Average: 2 11.60 0.00 7.79 5.09 1.04 74.48 Average: 3 11.89 0.00 7.82 3.86 1.02 75.41