---> uname -a: Linux prd-centos7-docker-4c-2g-24748.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: 2933.436 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 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 7.4G 42.6G 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 7.4G 42.6G 15% /facter-os /dev/vda1 50.0G 7.4G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/secure /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/auth.log /dev/vda1 50.0G 7.4G 42.6G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa-host /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/edgex-go/5 /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/edgex-go/5@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 716 79 0 1041 1015 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 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:4a:34:6c brd ff:ff:ff:ff:ff:ff inet 10.30.122.192/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86313sec preferred_lft 86313sec inet6 fe80::f816:3eff:fe4a:346c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:52:1e:af:1f 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 ---> 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) 02/03/21 _x86_64_ (4 CPU) 18:09:31 LINUX RESTART (4 CPU) 18:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:11:01 220.86 120.33 100.52 0.00 12458.86 26226.74 0.00 Average: 220.86 120.33 100.52 0.00 12458.86 26226.74 0.00 18:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:11:01 151188 0 707208 37.59 2596 1020552 1263680 43.13 491600 980636 8 Average: 151188 0 707208 37.59 2596 1020552 1263680 43.13 491600 980636 8 18:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:11:01 eth0 1126.13 872.38 5598.21 130.32 0.00 0.00 0.00 0.00 18:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1126.13 872.38 5598.21 130.32 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 0.00 0.00 0.00 0.00 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) 02/03/21 _x86_64_ (4 CPU) 18:09:31 LINUX RESTART (4 CPU) 18:10:02 CPU %user %nice %system %iowait %steal %idle 18:11:01 all 19.75 0.00 7.27 3.73 0.17 69.08 18:11:01 0 18.22 0.00 7.92 1.28 0.16 72.42 18:11:01 1 18.05 0.00 6.74 2.63 0.16 72.42 18:11:01 2 23.37 0.00 7.04 5.98 0.19 63.41 18:11:01 3 19.34 0.00 7.39 5.02 0.16 68.10 Average: all 19.75 0.00 7.27 3.73 0.17 69.08 Average: 0 18.22 0.00 7.92 1.28 0.16 72.42 Average: 1 18.05 0.00 6.74 2.63 0.16 72.42 Average: 2 23.37 0.00 7.04 5.98 0.19 63.41 Average: 3 19.34 0.00 7.39 5.02 0.16 68.10