---> uname -a: Linux prd-centos7-docker-4c-2g-8386.vexxhost.local 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 8.4G 41.5G 17% / 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 8.4G 41.5G 17% /facter-os /dev/vda1 50.0G 8.4G 41.5G 17% /etc/resolv.conf /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hostname /dev/vda1 50.0G 8.4G 41.5G 17% /etc/hosts /dev/vda1 50.0G 8.4G 41.5G 17% /run/cloud-init/result.json /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/sa-host /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/secure /dev/vda1 50.0G 8.4G 41.5G 17% /var/log/auth.log /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/1@tmp /dev/vda1 50.0G 8.4G 41.5G 17% /w/workspace/edgex-go/1 ---> free -m: total used free shared buff/cache available Mem: 1837 741 137 0 959 1005 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:73:77:67 brd ff:ff:ff:ff:ff:ff inet 10.30.123.155/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86130sec preferred_lft 86130sec inet6 fe80::f816:3eff:fe73:7767/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:9d:1b:97:c0 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::42:9dff:fe1b:97c0/64 scope link 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) 10/23/20 _x86_64_ (4 CPU) 07:31:05 LINUX RESTART (4 CPU) 07:32:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:33:01 158.48 62.87 95.62 0.00 9499.87 37603.02 0.00 07:34:01 340.82 149.70 191.12 0.00 7846.56 39647.71 0.00 07:35:01 108.74 38.08 70.66 0.00 1833.02 6772.30 0.00 Average: 202.75 83.58 119.16 0.00 6397.03 28025.21 0.00 07:32:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:33:01 116436 0 690828 36.72 2512 1071780 1559392 53.22 631692 930080 97784 07:34:01 174852 0 743280 39.50 1492 961932 1439748 49.14 690024 777932 44136 07:35:01 430156 0 684732 36.39 1436 765232 1176448 40.15 601152 620252 20 Average: 240481 0 706280 37.54 1813 932981 1391863 47.50 640956 776088 47313 07:32:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:33:01 eth0 1211.30 1245.55 5923.55 138.43 0.00 0.00 0.00 0.00 07:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:33:01 docker0 876.43 765.09 70.43 2657.00 0.00 0.00 0.00 0.00 07:34:01 eth0 356.11 238.49 2017.01 32.31 0.00 0.00 0.00 0.00 07:34:01 vetha8e2aab 0.00 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:34:01 docker0 125.44 168.91 9.05 827.24 0.00 0.00 0.00 0.00 07:35:01 eth0 32.69 23.09 20.43 76.54 0.00 0.00 0.00 0.00 07:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 533.83 502.83 2656.07 82.44 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 334.27 311.63 26.52 1162.48 0.00 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) 10/23/20 _x86_64_ (4 CPU) 07:31:05 LINUX RESTART (4 CPU) 07:32:01 CPU %user %nice %system %iowait %steal %idle 07:33:01 all 14.64 0.00 7.38 1.83 0.04 76.12 07:33:01 0 14.76 0.00 9.41 1.79 0.03 74.00 07:33:01 1 15.26 0.00 6.85 1.71 0.03 76.14 07:33:01 2 15.13 0.00 6.47 0.93 0.03 77.43 07:33:01 3 13.39 0.00 6.80 2.86 0.07 76.88 07:34:01 all 15.24 0.00 8.71 4.88 0.06 71.11 07:34:01 0 15.48 0.00 9.68 7.76 0.05 67.04 07:34:01 1 15.26 0.00 8.80 3.22 0.05 72.67 07:34:01 2 15.66 0.00 8.19 4.58 0.07 71.51 07:34:01 3 14.57 0.00 8.17 3.99 0.05 73.21 07:35:01 all 30.43 0.00 8.78 4.24 0.02 56.52 07:35:01 0 30.20 0.00 8.65 5.35 0.00 55.80 07:35:01 1 30.21 0.00 8.62 2.57 0.03 58.56 07:35:01 2 31.39 0.00 8.59 4.61 0.03 55.38 07:35:01 3 29.90 0.00 9.28 4.44 0.02 56.36 Average: all 20.11 0.00 8.29 3.65 0.04 67.90 Average: 0 20.18 0.00 9.25 4.97 0.03 65.57 Average: 1 20.25 0.00 8.09 2.50 0.04 69.12 Average: 2 20.73 0.00 7.75 3.38 0.05 68.09 Average: 3 19.29 0.00 8.08 3.76 0.05 68.82