---> uname -a: Linux prd-centos7-docker-4c-2g-26927.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: 2933.438 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 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 8.1G 41.9G 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 8.1G 41.9G 16% /facter-os /dev/vda1 50.0G 8.1G 41.9G 16% /etc/resolv.conf /dev/vda1 50.0G 8.1G 41.9G 16% /etc/hostname /dev/vda1 50.0G 8.1G 41.9G 16% /etc/hosts /dev/vda1 50.0G 8.1G 41.9G 16% /var/log/secure /dev/vda1 50.0G 8.1G 41.9G 16% /var/log/auth.log /dev/vda1 50.0G 8.1G 41.9G 16% /run/cloud-init/result.json /dev/vda1 50.0G 8.1G 41.9G 16% /var/log/sa-host /dev/vda1 50.0G 8.1G 41.9G 16% /w/workspace/edgex-go/3 /dev/vda1 50.0G 8.1G 41.9G 16% /w/workspace/edgex-go/3@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 738 105 0 993 1002 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:14:44:11 brd ff:ff:ff:ff:ff:ff inet 10.30.122.63/23 brd 10.30.123.255 scope global dynamic eth0 valid_lft 86077sec preferred_lft 86077sec inet6 fe80::f816:3eff:fe14:4411/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN link/ether 02:42:3f:b6:df:59 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::42:3fff:feb6:df59/64 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) 02/19/21 _x86_64_ (4 CPU) 19:00:11 LINUX RESTART (4 CPU) 19:01:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:02:01 147.29 54.99 92.30 0.00 8855.07 33160.09 0.00 19:03:01 110.72 32.75 77.98 0.00 1797.64 18367.92 0.00 19:04:01 1.85 0.02 1.83 0.00 0.53 47.51 0.00 19:05:01 0.30 0.02 0.28 0.00 0.53 3.35 0.00 Average: 65.08 21.96 43.12 0.00 2665.80 12903.30 0.00 19:01:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:02:01 72372 0 658988 35.02 2596 1147588 1523472 51.99 697676 896344 87428 19:03:01 215924 0 613588 32.61 1944 1050088 1092496 37.29 486628 938268 20 19:04:01 218440 0 611052 32.48 1944 1050108 1061800 36.24 498324 925552 16 19:05:01 218752 0 610740 32.46 1944 1050108 1061788 36.24 494948 928812 12 Average: 181372 0 623592 33.14 2107 1074473 1184889 40.44 544394 922244 21869 19:01:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:02:01 eth0 1204.61 1008.26 5963.92 140.16 0.00 0.00 0.00 0.00 19:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:02:01 docker0 616.23 720.04 58.03 2668.18 0.00 0.00 0.00 0.00 19:03:01 eth0 116.55 88.55 399.67 12.26 0.00 0.00 0.00 0.00 19:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:03:01 docker0 80.01 97.32 4.95 384.47 0.00 0.00 0.00 0.00 19:04:01 eth0 1.17 0.38 0.34 0.20 0.00 0.00 0.00 0.00 19:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 eth0 0.47 0.25 0.27 0.16 0.00 0.00 0.00 0.00 19:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 331.02 274.63 1592.65 38.24 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 174.22 204.53 15.76 763.87 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) 02/19/21 _x86_64_ (4 CPU) 19:00:11 LINUX RESTART (4 CPU) 19:01:01 CPU %user %nice %system %iowait %steal %idle 19:02:01 all 15.20 0.00 8.10 1.97 0.33 74.40 19:02:01 0 13.12 0.00 9.51 2.90 0.31 74.15 19:02:01 1 16.27 0.00 7.32 2.86 0.33 73.23 19:02:01 2 14.03 0.00 8.27 1.23 0.36 76.12 19:02:01 3 17.37 0.00 7.30 0.91 0.33 74.10 19:03:01 all 4.08 0.00 3.18 2.04 0.08 90.61 19:03:01 0 4.63 0.00 3.41 2.06 0.10 89.80 19:03:01 1 3.64 0.00 3.10 1.79 0.08 91.39 19:03:01 2 4.55 0.00 3.23 2.22 0.08 89.91 19:03:01 3 3.51 0.00 2.99 2.11 0.07 91.33 19:04:01 all 0.11 0.00 0.08 0.00 0.00 99.80 19:04:01 0 0.22 0.00 0.03 0.00 0.00 99.75 19:04:01 1 0.07 0.00 0.08 0.00 0.00 99.85 19:04:01 2 0.12 0.00 0.17 0.00 0.00 99.72 19:04:01 3 0.05 0.00 0.05 0.00 0.02 99.88 19:05:01 all 0.09 0.00 0.16 0.00 0.01 99.74 19:05:01 0 0.02 0.00 0.02 0.00 0.00 99.97 19:05:01 1 0.20 0.00 0.27 0.00 0.02 99.52 19:05:01 2 0.08 0.00 0.13 0.00 0.02 99.77 19:05:01 3 0.07 0.00 0.22 0.00 0.00 99.72 Average: all 4.80 0.00 2.84 0.99 0.11 91.25 Average: 0 4.42 0.00 3.19 1.22 0.10 91.07 Average: 1 4.98 0.00 2.66 1.15 0.11 91.10 Average: 2 4.64 0.00 2.92 0.86 0.11 91.47 Average: 3 5.17 0.00 2.60 0.75 0.10 91.38