---> uname -a: Linux prd-centos7-docker-4c-2g-32309.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: 2933.438 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 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/2 /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 723 162 0 951 1022 Swap: 1023 3 1020 ---> 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:c0:c9:93 brd ff:ff:ff:ff:ff:ff inet 10.30.122.203/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fec0:c993/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:63:f7:ec:47 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::42:63ff:fef7:ec47/64 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) 03/31/21 _x86_64_ (4 CPU) 20:05:50 LINUX RESTART (4 CPU) 20:07:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:08:01 252.98 89.93 163.06 0.00 7027.12 52546.59 0.00 20:09:02 227.49 95.33 132.16 0.00 3397.97 19188.18 0.00 20:10:01 76.46 50.95 25.52 0.00 5427.70 3445.06 0.00 Average: 186.56 78.94 107.62 0.00 5290.38 25298.32 0.00 20:07:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:08:01 96712 0 704968 37.47 1492 1078372 1353188 46.18 558924 938436 1412 20:09:02 318756 0 757552 40.26 688 804548 1649080 56.28 606612 670636 31588 20:10:01 477480 0 674848 35.87 688 728528 1150488 39.26 450936 680364 20 Average: 297649 0 712456 37.87 956 870483 1384252 47.24 538824 763145 11007 20:07:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:08:01 eth0 1104.72 1090.80 5791.66 119.98 0.00 0.00 0.00 0.00 20:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:08:01 docker0 820.10 785.54 63.55 2982.33 0.00 0.00 0.00 0.00 20:09:02 eth0 57.43 40.10 37.80 52.59 0.00 0.00 0.00 0.00 20:09:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:09:02 veth2cee070 0.00 0.13 0.00 0.01 0.00 0.00 0.00 0.00 20:09:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 eth0 35.18 27.14 17.20 46.57 0.00 0.00 0.00 0.00 20:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:01 docker0 2.37 2.39 0.16 0.20 0.00 0.00 0.00 0.00 Average: eth0 404.09 390.96 1975.73 73.39 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 277.95 266.28 21.53 1008.04 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) 03/31/21 _x86_64_ (4 CPU) 20:05:50 LINUX RESTART (4 CPU) 20:07:01 CPU %user %nice %system %iowait %steal %idle 20:08:01 all 15.72 0.00 7.13 4.51 0.08 72.56 20:08:01 0 17.07 0.00 8.16 2.81 0.07 71.89 20:08:01 1 12.68 0.00 6.86 5.37 0.10 74.99 20:08:01 2 15.09 0.00 6.42 5.24 0.07 73.18 20:08:01 3 18.06 0.00 7.10 4.61 0.07 70.16 20:09:02 all 47.41 0.00 10.58 5.02 0.03 36.96 20:09:02 0 48.64 0.00 10.04 2.64 0.03 38.64 20:09:02 1 45.06 0.00 10.85 6.12 0.03 37.92 20:09:02 2 48.34 0.00 10.78 5.45 0.03 35.40 20:09:02 3 47.58 0.00 10.65 5.87 0.03 35.87 20:10:01 all 17.00 0.00 3.87 2.03 0.03 77.08 20:10:01 0 16.34 0.00 3.95 1.43 0.03 78.24 20:10:01 1 17.92 0.00 4.05 4.46 0.03 73.53 20:10:01 2 16.92 0.00 3.57 0.82 0.02 78.68 20:10:01 3 16.81 0.00 3.89 1.42 0.02 77.86 Average: all 26.68 0.00 7.20 3.86 0.05 62.21 Average: 0 27.33 0.00 7.39 2.30 0.05 62.95 Average: 1 25.18 0.00 7.26 5.32 0.06 62.18 Average: 2 26.75 0.00 6.93 3.85 0.04 62.44 Average: 3 27.48 0.00 7.22 3.97 0.04 61.29