---> uname -a: Linux prd-centos7-docker-4c-2g-5663.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 7.5G 42.5G 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 7.5G 42.5G 15% /facter-os /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa-host /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/secure /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/auth.log /dev/vda1 50.0G 7.5G 42.5G 15% /run/cloud-init/result.json /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgex-go/2 /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 130 0 1031 1059 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:1f:7c:18 brd ff:ff:ff:ff:ff:ff inet 10.30.122.11/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fe1f:7c18/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:54:bc:b3:ce 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::42:54ff:febc:b3ce/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) 10/15/20 _x86_64_ (4 CPU) 20:26:44 LINUX RESTART (4 CPU) 20:28:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:29:01 41.51 23.95 17.56 0.00 2423.17 10592.51 0.00 20:30:01 1.62 0.00 1.62 0.00 0.00 27.58 0.00 20:31:01 0.28 0.00 0.28 0.00 0.00 2.88 0.00 20:32:01 0.22 0.00 0.22 0.00 0.00 2.30 0.00 20:33:01 0.52 0.17 0.35 0.00 88.87 4.81 0.00 20:34:02 0.32 0.03 0.28 0.00 0.67 3.01 0.00 Average: 7.41 4.03 3.39 0.00 418.96 1772.97 0.00 20:28:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:29:01 362324 0 551160 29.29 2620 965452 1115404 38.07 445992 915776 8 20:30:01 366264 0 547280 29.09 2620 965392 1078384 36.80 446076 912100 8 20:31:01 365976 0 547560 29.10 2620 965400 1078588 36.81 447080 912104 8 20:32:01 365824 0 547712 29.11 2620 965400 1078384 36.80 453972 905360 8 20:33:01 358000 0 552864 29.38 2620 968072 1078468 36.81 461420 905272 8 20:34:02 357524 0 553312 29.41 2620 968100 1078516 36.81 520900 846868 8 Average: 362652 0 549981 29.23 2620 966303 1084624 37.02 462573 899580 8 20:28:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:29:01 eth0 342.18 458.44 1553.31 46.85 0.00 0.00 0.00 0.00 20:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:29:01 docker0 449.18 326.30 36.05 1538.36 0.00 0.00 0.00 0.00 20:30:01 eth0 0.80 0.08 0.07 0.01 0.00 0.00 0.00 0.00 20:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 eth0 0.57 0.53 0.28 0.22 0.00 0.00 0.00 0.00 20:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 eth0 0.33 0.08 0.02 0.01 0.00 0.00 0.00 0.00 20:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 eth0 0.75 0.23 0.20 0.07 0.00 0.00 0.00 0.00 20:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:02 eth0 0.55 0.43 0.28 0.21 0.00 0.00 0.00 0.00 20:34:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:34:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 57.55 76.67 259.14 7.90 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 74.90 54.41 6.01 256.51 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) 10/15/20 _x86_64_ (4 CPU) 20:26:44 LINUX RESTART (4 CPU) 20:28:01 CPU %user %nice %system %iowait %steal %idle 20:29:01 all 6.20 0.00 1.62 0.18 0.01 92.00 20:29:01 0 5.21 0.00 2.19 0.15 0.02 92.44 20:29:01 1 6.49 0.00 1.46 0.32 0.02 91.71 20:29:01 2 8.30 0.00 1.41 0.15 0.00 90.14 20:29:01 3 4.78 0.00 1.42 0.08 0.02 93.70 20:30:01 all 0.16 0.00 0.04 0.00 0.00 99.80 20:30:01 0 0.05 0.00 0.05 0.00 0.00 99.90 20:30:01 1 0.03 0.00 0.03 0.00 0.00 99.93 20:30:01 2 0.03 0.00 0.03 0.00 0.00 99.93 20:30:01 3 0.52 0.00 0.05 0.00 0.00 99.43 20:31:01 all 0.15 0.00 0.04 0.00 0.00 99.81 20:31:01 0 0.07 0.00 0.07 0.00 0.00 99.87 20:31:01 1 0.05 0.00 0.02 0.00 0.00 99.93 20:31:01 2 0.05 0.00 0.03 0.00 0.00 99.92 20:31:01 3 0.45 0.00 0.03 0.00 0.00 99.52 20:32:01 all 0.14 0.00 0.03 0.00 0.00 99.83 20:32:01 0 0.02 0.00 0.02 0.00 0.00 99.97 20:32:01 1 0.28 0.00 0.05 0.00 0.00 99.67 20:32:01 2 0.25 0.00 0.02 0.00 0.00 99.73 20:32:01 3 0.02 0.00 0.02 0.00 0.00 99.97 20:33:01 all 0.16 0.00 0.05 0.00 0.00 99.78 20:33:01 0 0.05 0.00 0.07 0.00 0.02 99.87 20:33:01 1 0.03 0.00 0.10 0.00 0.00 99.87 20:33:01 2 0.52 0.00 0.02 0.00 0.00 99.47 20:33:01 3 0.05 0.00 0.03 0.02 0.00 99.90 20:34:02 all 0.15 0.00 0.07 0.00 0.00 99.78 20:34:02 0 0.05 0.00 0.05 0.00 0.00 99.90 20:34:02 1 0.02 0.00 0.17 0.00 0.00 99.82 20:34:02 2 0.52 0.00 0.02 0.02 0.00 99.45 20:34:02 3 0.03 0.00 0.03 0.00 0.00 99.93 Average: all 1.16 0.00 0.31 0.03 0.00 98.50 Average: 0 0.90 0.00 0.41 0.03 0.01 98.66 Average: 1 1.15 0.00 0.30 0.05 0.00 98.49 Average: 2 1.61 0.00 0.25 0.03 0.00 98.11 Average: 3 0.97 0.00 0.26 0.02 0.00 98.74