---> uname -a: Linux 16313af60cb4 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 7.8G 42.2G 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 7.8G 42.2G 16% /etc/resolv.conf /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hostname /dev/vda1 50.0G 7.8G 42.2G 16% /etc/hosts /dev/vda1 50.0G 7.8G 42.2G 16% /var/log/sa /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-174 /dev/vda1 50.0G 7.8G 42.2G 16% /w/workspace/edgexfoundry_edgex-docs_PR-174@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 644 103 0 1089 1089 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 6: eth0@if7: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 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) 06/24/20 _x86_64_ (4 CPU) 13:28:44 LINUX RESTART 13:30:01 tps rtps wtps bread/s bwrtn/s 13:31:01 0.52 0.02 0.50 2.00 9.65 13:32:01 0.25 0.00 0.25 0.00 3.36 13:33:01 0.27 0.00 0.27 0.00 2.58 13:34:01 0.18 0.00 0.18 0.00 1.88 13:35:01 0.35 0.00 0.35 0.00 5.36 13:36:01 0.27 0.00 0.27 0.00 2.75 13:37:01 0.32 0.00 0.32 0.00 3.25 13:38:01 56.65 15.02 41.62 4633.77 18171.47 13:39:02 118.44 33.51 84.93 4152.32 15551.02 Average: 19.72 5.40 14.32 977.48 3754.04 13:30:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:31:01 108528 1773028 94.23 2620 1342904 917820 31.32 288816 1329472 20 13:32:01 107572 1773984 94.28 2620 1342912 917652 31.32 290340 1329176 12 13:33:01 105892 1775664 94.37 2620 1342916 917652 31.32 292000 1329176 8 13:34:01 106148 1775408 94.36 2620 1342920 917652 31.32 292848 1328388 12 13:35:01 105752 1775804 94.38 2620 1342924 917724 31.32 293224 1328388 8 13:36:01 106204 1775352 94.36 2620 1342932 917652 31.32 292788 1328388 8 13:37:01 106096 1775460 94.36 2620 1342932 917652 31.32 289204 1332220 8 13:38:01 72180 1809376 96.16 2620 1216924 1523048 51.98 607332 1042884 69932 13:39:02 115576 1765980 93.86 2596 1155332 1258840 42.96 577172 975500 95424 Average: 103772 1777784 94.48 2617 1308077 1022855 34.91 358192 1258177 18381 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:31:01 eth0 1.46 1.02 1.34 0.07 0.00 0.00 0.00 13:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:32:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:33:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:35:01 eth0 0.22 0.20 0.08 0.07 0.00 0.00 0.00 13:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 13:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 eth0 668.76 558.61 3606.01 72.42 0.00 0.00 0.00 13:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:39:02 veth4b44d79 23.33 49.71 1.98 293.63 0.00 0.00 0.00 13:39:02 eth0 905.80 693.90 4333.92 142.84 0.00 0.00 0.00 13:39:02 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 13:39:02 docker0 23.33 49.58 1.66 293.62 0.00 0.00 0.00 Average: veth4b44d79 2.60 5.53 0.22 32.68 0.00 0.00 0.00 Average: eth0 100.82 77.24 482.39 15.90 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 Average: docker0 2.60 5.52 0.18 32.68 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) 06/24/20 _x86_64_ (4 CPU) 13:28:44 LINUX RESTART 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:31:01 all 0.14 0.00 0.04 0.00 0.22 99.59 13:31:01 0 0.10 0.00 0.07 0.00 0.18 99.65 13:31:01 1 0.32 0.00 0.03 0.00 0.40 99.25 13:31:01 2 0.12 0.00 0.03 0.00 0.03 99.82 13:31:01 3 0.05 0.00 0.03 0.00 0.30 99.62 13:32:01 all 0.10 0.00 0.02 0.00 0.17 99.71 13:32:01 0 0.07 0.00 0.03 0.00 0.13 99.77 13:32:01 1 0.27 0.00 0.03 0.00 0.25 99.45 13:32:01 2 0.02 0.00 0.02 0.00 0.00 99.97 13:32:01 3 0.02 0.00 0.02 0.00 0.27 99.70 13:33:01 all 0.11 0.00 0.02 0.00 0.12 99.74 13:33:01 0 0.03 0.00 0.03 0.00 0.22 99.72 13:33:01 1 0.38 0.00 0.02 0.00 0.10 99.50 13:33:01 2 0.00 0.00 0.00 0.00 0.02 99.98 13:33:01 3 0.02 0.00 0.03 0.00 0.17 99.78 13:34:01 all 0.11 0.00 0.02 0.00 0.17 99.69 13:34:01 0 0.05 0.00 0.03 0.00 0.18 99.73 13:34:01 1 0.35 0.00 0.02 0.00 0.12 99.52 13:34:01 2 0.03 0.00 0.03 0.00 0.23 99.70 13:34:01 3 0.03 0.00 0.02 0.00 0.12 99.83 13:35:01 all 0.10 0.00 0.02 0.00 0.17 99.71 13:35:01 0 0.03 0.00 0.02 0.00 0.05 99.90 13:35:01 1 0.30 0.00 0.03 0.00 0.23 99.43 13:35:01 2 0.03 0.00 0.03 0.00 0.18 99.75 13:35:01 3 0.03 0.00 0.03 0.00 0.22 99.72 13:36:01 all 0.15 0.00 0.03 0.00 0.07 99.74 13:36:01 0 0.03 0.00 0.03 0.00 0.02 99.92 13:36:01 1 0.43 0.00 0.02 0.00 0.05 99.50 13:36:01 2 0.12 0.00 0.05 0.00 0.23 99.60 13:36:01 3 0.03 0.00 0.03 0.00 0.00 99.93 13:37:01 all 0.12 0.00 0.03 0.00 0.10 99.75 13:37:01 0 0.02 0.00 0.02 0.00 0.03 99.93 13:37:01 1 0.00 0.00 0.00 0.00 0.02 99.98 13:37:01 2 0.45 0.00 0.07 0.00 0.22 99.27 13:37:01 3 0.02 0.00 0.03 0.00 0.15 99.80 13:38:01 all 5.69 0.00 2.17 1.38 3.84 86.92 13:38:01 0 6.22 0.00 3.12 3.62 4.03 83.01 13:38:01 1 5.73 0.00 2.20 0.58 3.70 87.80 13:38:01 2 5.45 0.00 2.07 0.25 4.08 88.15 13:38:01 3 5.37 0.00 1.33 1.13 3.55 88.62 13:39:02 all 12.89 0.00 4.45 1.61 6.24 74.81 13:39:02 0 9.69 0.00 3.93 1.14 4.88 80.37 13:39:02 1 20.99 0.00 5.43 2.98 5.80 64.80 13:39:02 2 15.76 0.00 5.71 1.16 6.55 70.83 13:39:02 3 5.54 0.00 2.84 1.17 7.65 82.80 Average: all 2.13 0.00 0.75 0.33 1.22 95.56 Average: 0 1.77 0.00 0.79 0.52 1.06 95.86 Average: 1 3.13 0.00 0.85 0.39 1.16 94.47 Average: 2 2.40 0.00 0.88 0.15 1.26 95.31 Average: 3 1.24 0.00 0.49 0.26 1.39 96.62