---> uname -a: Linux prd-centos7-docker-4c-2g-5599.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: 2933.442 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 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 664 139 0 1034 1069 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:53:07:ce brd ff:ff:ff:ff:ff:ff inet 10.30.122.62/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 85923sec preferred_lft 85923sec inet6 fe80::f816:3eff:fe53:7ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:91:6f:9f:c3 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::42:91ff:fe6f:9fc3/64 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) 14:59:59 LINUX RESTART (4 CPU) 15:01:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:02:01 94.39 47.69 46.70 0.00 7724.37 12821.09 0.00 15:03:01 1.72 0.05 1.67 0.00 0.53 28.92 0.00 15:04:01 0.23 0.00 0.23 0.00 0.00 2.50 0.00 15:05:01 0.20 0.00 0.20 0.00 0.00 2.57 0.00 15:06:01 0.43 0.17 0.27 0.00 88.89 3.48 0.00 15:07:01 0.33 0.00 0.33 0.00 0.00 3.66 0.00 15:08:01 44.04 43.77 0.27 0.00 4141.77 3.00 0.00 Average: 20.20 13.10 7.10 0.00 1708.67 1839.11 0.00 15:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:02:01 370440 0 549016 29.18 2620 959480 1110324 37.89 454316 899068 120 15:03:01 375432 0 544088 28.92 2620 959416 1071832 36.58 453904 894848 20 15:04:01 374152 0 545360 28.98 2620 959424 1072084 36.59 455336 894776 20 15:05:01 373744 0 545768 29.01 2620 959424 1071976 36.58 464992 885888 12 15:06:01 370240 0 546564 29.05 2620 962132 1071964 36.58 470312 883764 24 15:07:01 366872 0 549960 29.23 2620 962104 1071988 36.59 525400 832236 8 15:08:01 197928 0 594408 31.59 2620 1086600 1273780 43.47 573956 951524 172 Average: 346973 0 553595 29.42 2620 978369 1106278 37.76 485459 891729 54 15:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:02:01 eth0 823.80 981.21 3124.25 129.24 0.00 0.00 0.00 0.00 15:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:02:01 docker0 855.03 656.99 69.27 2654.40 0.00 0.00 0.00 0.00 15:03:01 eth0 2.03 0.08 0.19 0.04 0.00 0.00 0.00 0.00 15:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 eth0 3.73 1.47 1.29 0.79 0.00 0.00 0.00 0.00 15:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 eth0 1.80 0.58 0.61 0.43 0.00 0.00 0.00 0.00 15:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 eth0 1.65 0.57 0.54 0.28 0.00 0.00 0.00 0.00 15:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 eth0 1.67 0.33 0.35 0.20 0.00 0.00 0.00 0.00 15:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 eth0 10.69 5.81 9.21 3.35 0.00 0.00 0.00 0.00 15:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 120.85 141.53 448.36 19.20 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 122.23 93.92 9.90 379.45 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) 14:59:59 LINUX RESTART (4 CPU) 15:01:01 CPU %user %nice %system %iowait %steal %idle 15:02:01 all 10.37 0.00 3.60 1.42 0.03 84.58 15:02:01 0 11.26 0.00 5.36 2.98 0.03 80.37 15:02:01 1 7.93 0.00 3.32 1.14 0.05 87.56 15:02:01 2 8.88 0.00 2.69 1.04 0.02 87.36 15:02:01 3 13.43 0.00 3.03 0.51 0.03 82.99 15:03:01 all 0.15 0.00 0.04 0.00 0.00 99.81 15:03:01 0 0.03 0.00 0.03 0.00 0.00 99.93 15:03:01 1 0.48 0.00 0.05 0.00 0.00 99.47 15:03:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:03:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:04:01 all 0.17 0.00 0.03 0.00 0.00 99.80 15:04:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:04:01 1 0.57 0.00 0.02 0.00 0.00 99.42 15:04:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:04:01 3 0.02 0.00 0.02 0.00 0.00 99.97 15:05:01 all 0.17 0.00 0.02 0.00 0.00 99.80 15:05:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:05:01 1 0.57 0.00 0.02 0.00 0.02 99.40 15:05:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:05:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:06:01 all 0.16 0.00 0.07 0.00 0.00 99.77 15:06:01 0 0.03 0.00 0.03 0.02 0.00 99.92 15:06:01 1 0.52 0.00 0.13 0.00 0.00 99.35 15:06:01 2 0.05 0.00 0.07 0.00 0.00 99.88 15:06:01 3 0.03 0.00 0.03 0.00 0.00 99.93 15:07:01 all 0.16 0.00 0.06 0.00 0.00 99.78 15:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:07:01 1 0.47 0.00 0.17 0.00 0.00 99.37 15:07:01 2 0.12 0.00 0.03 0.00 0.00 99.85 15:07:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:08:01 all 1.04 0.00 0.32 0.74 0.01 97.89 15:08:01 0 1.27 0.00 0.40 0.13 0.02 98.18 15:08:01 1 0.45 0.00 0.25 0.48 0.00 98.82 15:08:01 2 1.35 0.00 0.28 1.45 0.02 96.90 15:08:01 3 1.08 0.00 0.35 0.88 0.02 97.67 Average: all 1.73 0.00 0.59 0.31 0.01 97.37 Average: 0 1.79 0.00 0.83 0.44 0.01 96.93 Average: 1 1.56 0.00 0.56 0.23 0.01 97.64 Average: 2 1.50 0.00 0.46 0.36 0.00 97.68 Average: 3 2.08 0.00 0.50 0.20 0.01 97.22