---> uname -a: Linux prd-centos7-docker-4c-2g-30384.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% /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% /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% /w/workspace/edgex-go/5 /dev/vda1 50.0G 8.2G 41.7G 16% /w/workspace/edgex-go/5@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 759 139 0 938 987 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:27:43:2c brd ff:ff:ff:ff:ff:ff inet 10.30.122.126/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86207sec preferred_lft 86207sec inet6 fe80::f816:3eff:fe27:432c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3c:f9:9b:fa 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::42:3cff:fef9:9bfa/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) 23:09:00 LINUX RESTART (4 CPU) 23:10:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 23:11:01 161.04 74.42 86.62 0.00 9937.86 29302.94 0.00 23:12:01 268.09 85.97 182.11 0.00 5983.76 36306.67 0.00 Average: 215.45 80.29 135.16 0.00 7927.87 32863.16 0.00 23:10:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 23:11:01 73940 0 691648 36.76 2596 1113360 1545832 52.76 691560 902600 54648 23:12:01 234056 0 707460 37.60 1548 938480 1141812 38.97 465740 909072 52 Average: 153998 0 699554 37.18 2072 1025920 1343822 45.86 578650 905836 27350 23:10:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 23:11:01 eth0 1199.02 1425.94 6161.46 164.93 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 984.33 667.50 77.42 2766.95 0.00 0.00 0.00 0.00 23:12:01 eth0 223.14 176.11 870.67 28.86 0.00 0.00 0.00 0.00 23:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:12:01 docker0 150.33 178.59 10.82 830.01 0.00 0.00 0.00 0.00 Average: eth0 702.95 790.61 3471.99 95.77 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 560.38 418.97 43.57 1782.34 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) 23:09:00 LINUX RESTART (4 CPU) 23:10:03 CPU %user %nice %system %iowait %steal %idle 23:11:01 all 13.88 0.00 6.16 2.63 0.47 76.86 23:11:01 0 16.86 0.00 7.01 3.03 0.41 72.68 23:11:01 1 14.72 0.00 5.98 1.70 0.48 77.11 23:11:01 2 12.21 0.00 6.26 4.21 0.41 76.91 23:11:01 3 11.80 0.00 5.38 1.61 0.58 80.63 23:12:01 all 10.26 0.00 7.60 5.81 0.67 75.66 23:12:01 0 10.31 0.00 8.00 4.91 0.74 76.05 23:12:01 1 10.63 0.00 7.61 8.38 0.65 72.73 23:12:01 2 9.97 0.00 8.07 6.95 0.62 74.40 23:12:01 3 10.11 0.00 6.72 2.98 0.69 79.50 Average: all 12.03 0.00 6.89 4.25 0.57 76.25 Average: 0 13.50 0.00 7.52 4.00 0.58 74.41 Average: 1 12.64 0.00 6.81 5.11 0.57 74.88 Average: 2 11.07 0.00 7.18 5.60 0.51 75.63 Average: 3 10.95 0.00 6.06 2.30 0.63 80.06