---> uname -a: Linux 7bdf500cd0a0 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 7.2G 42.7G 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 7.2G 42.7G 15% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hostname /dev/vda1 50.0G 7.2G 42.7G 15% /etc/hosts /dev/vda1 50.0G 7.2G 42.7G 15% /var/log/sa /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-198 /dev/vda1 50.0G 7.2G 42.7G 15% /w/workspace/edgexfoundry_edgex-docs_PR-198@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 686 110 0 1040 1047 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) 08/25/20 _x86_64_ (4 CPU) 21:31:36 LINUX RESTART 21:33:01 tps rtps wtps bread/s bwrtn/s 21:34:01 2.45 0.02 2.43 2.13 62.91 21:35:01 0.28 0.00 0.28 0.00 3.75 21:36:01 0.27 0.00 0.27 0.00 2.45 21:37:01 0.23 0.00 0.23 0.00 2.01 21:38:01 0.33 0.00 0.33 0.00 4.96 21:39:01 0.33 0.00 0.33 0.00 3.11 21:40:01 0.37 0.00 0.37 0.00 4.05 21:41:01 0.22 0.00 0.22 0.00 2.33 21:42:02 0.18 0.00 0.18 0.00 2.06 21:43:01 0.73 0.00 0.73 0.00 8.52 21:44:01 0.30 0.00 0.30 0.00 4.10 21:45:01 0.25 0.00 0.25 0.00 2.80 21:46:01 0.30 0.00 0.30 0.00 3.03 21:47:01 0.38 0.17 0.22 5.33 2.28 21:48:01 0.86 0.00 0.86 0.00 15.73 21:49:01 0.50 0.00 0.50 0.00 6.11 21:50:01 0.23 0.00 0.23 0.00 3.21 21:51:01 0.23 0.00 0.23 0.00 2.73 21:52:01 0.32 0.00 0.32 0.00 3.56 21:53:01 0.28 0.00 0.28 0.00 2.93 21:54:01 0.22 0.00 0.22 0.00 2.30 21:55:01 93.32 31.54 61.77 6378.32 20884.97 21:56:01 79.77 28.10 51.66 2459.37 7301.13 Average: 7.94 2.61 5.34 385.28 1234.05 21:33:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:34:01 118984 1762572 93.68 2620 1304132 1003896 34.26 306052 1303164 16 21:35:01 114556 1767000 93.91 2620 1304140 1003896 34.26 309988 1302884 8 21:36:01 115312 1766244 93.87 2620 1304144 1003896 34.26 310008 1302884 8 21:37:01 113380 1768176 93.97 2620 1304148 1003896 34.26 313228 1301376 8 21:38:01 110616 1770940 94.12 2620 1304152 1003980 34.26 316372 1301376 8 21:39:01 111008 1770548 94.10 2620 1304160 1003896 34.26 315932 1301376 8 21:40:01 111232 1770324 94.09 2620 1304164 1003896 34.26 311596 1305592 8 21:41:01 111124 1770432 94.09 2620 1304168 1003896 34.26 311708 1305592 8 21:42:02 111124 1770432 94.09 2620 1304176 1003896 34.26 311076 1306248 8 21:43:01 110300 1771256 94.14 2620 1304180 1003980 34.26 311276 1306248 8 21:44:01 111076 1770480 94.10 2620 1304184 1003896 34.26 311068 1306248 8 21:45:01 110696 1770860 94.12 2620 1304188 1003944 34.26 311280 1306304 16 21:46:01 111140 1770416 94.09 2620 1304196 1003896 34.26 311036 1306308 16 21:47:01 110820 1770736 94.11 2620 1304196 1003896 34.26 311044 1306300 20 21:48:01 110560 1770996 94.12 2620 1304204 1003980 34.26 311368 1306304 8 21:49:01 110820 1770736 94.11 2620 1304208 1003896 34.26 311056 1306300 8 21:50:01 110780 1770776 94.11 2620 1304208 1003912 34.26 311236 1306300 8 21:51:01 110804 1770752 94.11 2620 1304216 1003896 34.26 310944 1306300 12 21:52:01 110904 1770652 94.11 2620 1304220 1003892 34.26 310948 1306300 8 21:53:01 110616 1770940 94.12 2620 1304228 1003968 34.26 311372 1306376 8 21:54:01 110796 1770760 94.11 2620 1304232 1003896 34.26 310888 1306372 16 21:55:01 93896 1787660 95.01 2620 1149792 1253372 42.78 562404 1045076 20832 21:56:01 159380 1722176 91.53 2620 1063136 1181900 40.34 609408 905324 164 Average: 113040 1768516 93.99 2620 1286990 1022499 34.90 335273 1276372 922 21:33:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 21:34:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 eth0 0.60 0.08 0.06 0.01 0.00 0.00 0.00 21:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 21:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 21:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 eth0 0.13 0.08 0.01 0.01 0.00 0.00 0.00 21:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 21:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:02 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:42:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:42:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 eth0 0.19 0.17 0.08 0.07 0.00 0.00 0.00 21:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 21:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 eth0 0.32 0.25 0.16 0.02 0.00 0.00 0.00 21:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 eth0 0.22 0.18 0.08 0.07 0.00 0.00 0.00 21:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 eth0 0.18 0.17 0.07 0.01 0.00 0.00 0.00 21:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 21:51:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:51:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 21:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 eth0 0.23 0.20 0.08 0.07 0.00 0.00 0.00 21:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 21:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:55:01 vethc7c4011 13.20 24.29 1.07 157.25 0.00 0.00 0.00 21:55:01 eth0 591.25 338.98 4039.72 73.97 0.00 0.00 0.00 21:55:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 21:55:01 docker0 13.20 24.18 0.89 157.24 0.00 0.00 0.00 21:56:01 eth0 309.12 213.44 238.51 1300.80 0.00 0.00 0.00 21:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:56:01 docker0 9.72 15.21 0.79 139.92 0.00 0.00 0.00 Average: eth0 35.17 21.19 168.88 58.99 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.00 1.72 0.07 12.94 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) 08/25/20 _x86_64_ (4 CPU) 21:31:36 LINUX RESTART 21:33:01 CPU %user %nice %system %iowait %steal %idle 21:34:01 all 0.10 0.00 0.06 0.00 0.14 99.70 21:34:01 0 0.05 0.00 0.02 0.00 0.12 99.82 21:34:01 1 0.03 0.00 0.07 0.00 0.17 99.73 21:34:01 2 0.28 0.00 0.12 0.00 0.22 99.38 21:34:01 3 0.03 0.00 0.05 0.00 0.03 99.88 21:35:01 all 0.14 0.00 0.02 0.00 0.22 99.62 21:35:01 0 0.07 0.00 0.03 0.00 0.35 99.55 21:35:01 1 0.02 0.00 0.00 0.00 0.03 99.95 21:35:01 2 0.42 0.00 0.02 0.00 0.47 99.10 21:35:01 3 0.03 0.00 0.03 0.00 0.03 99.90 21:36:01 all 0.10 0.00 0.02 0.00 0.24 99.63 21:36:01 0 0.03 0.00 0.02 0.00 0.02 99.93 21:36:01 1 0.02 0.00 0.03 0.00 0.13 99.82 21:36:01 2 0.36 0.00 0.05 0.00 0.76 98.82 21:36:01 3 0.02 0.00 0.03 0.00 0.02 99.93 21:37:01 all 0.14 0.00 0.04 0.00 0.13 99.69 21:37:01 0 0.03 0.00 0.07 0.00 0.08 99.82 21:37:01 1 0.03 0.00 0.08 0.00 0.12 99.77 21:37:01 2 0.43 0.00 0.02 0.00 0.32 99.23 21:37:01 3 0.02 0.00 0.00 0.00 0.02 99.97 21:38:01 all 0.14 0.00 0.03 0.00 0.06 99.76 21:38:01 0 0.03 0.00 0.02 0.00 0.02 99.93 21:38:01 1 0.07 0.00 0.07 0.00 0.05 99.82 21:38:01 2 0.45 0.00 0.02 0.00 0.17 99.37 21:38:01 3 0.02 0.00 0.02 0.00 0.02 99.95 21:39:01 all 0.08 0.00 0.04 0.00 0.15 99.74 21:39:01 0 0.03 0.00 0.02 0.00 0.15 99.80 21:39:01 1 0.05 0.00 0.05 0.00 0.30 99.60 21:39:01 2 0.22 0.00 0.07 0.00 0.12 99.60 21:39:01 3 0.03 0.00 0.02 0.00 0.02 99.93 21:40:01 all 0.12 0.00 0.02 0.00 0.20 99.65 21:40:01 0 0.03 0.00 0.02 0.00 0.35 99.60 21:40:01 1 0.07 0.00 0.03 0.00 0.28 99.62 21:40:01 2 0.40 0.00 0.02 0.00 0.13 99.45 21:40:01 3 0.00 0.00 0.02 0.00 0.05 99.93 21:41:01 all 0.12 0.00 0.02 0.00 0.21 99.64 21:41:01 0 0.07 0.00 0.05 0.00 0.32 99.57 21:41:01 1 0.02 0.00 0.02 0.00 0.12 99.85 21:41:01 2 0.37 0.00 0.02 0.00 0.23 99.38 21:41:01 3 0.03 0.00 0.03 0.00 0.18 99.75 21:42:02 all 0.12 0.00 0.02 0.00 0.12 99.73 21:42:02 0 0.02 0.00 0.02 0.00 0.07 99.90 21:42:02 1 0.02 0.00 0.02 0.00 0.08 99.88 21:42:02 2 0.42 0.00 0.03 0.00 0.32 99.23 21:42:02 3 0.02 0.00 0.02 0.00 0.02 99.95 21:43:01 all 0.14 0.00 0.02 0.00 0.05 99.79 21:43:01 0 0.03 0.00 0.03 0.00 0.08 99.85 21:43:01 1 0.03 0.00 0.03 0.00 0.05 99.88 21:43:01 2 0.47 0.00 0.02 0.00 0.03 99.47 21:43:01 3 0.03 0.00 0.02 0.00 0.02 99.93 21:44:01 all 0.13 0.00 0.03 0.00 0.06 99.78 21:44:01 0 0.05 0.00 0.05 0.00 0.10 99.80 21:44:01 1 0.00 0.00 0.02 0.00 0.02 99.97 21:44:01 2 0.00 0.00 0.03 0.00 0.03 99.93 21:44:01 3 0.47 0.00 0.03 0.00 0.10 99.40 21:45:01 all 0.14 0.00 0.02 0.00 0.04 99.80 21:45:01 0 0.07 0.00 0.05 0.00 0.07 99.82 21:45:01 1 0.02 0.00 0.02 0.00 0.00 99.97 21:45:01 2 0.02 0.00 0.00 0.00 0.02 99.97 21:45:01 3 0.45 0.00 0.00 0.00 0.10 99.45 21:46:01 all 0.13 0.00 0.02 0.00 0.07 99.77 21:46:01 0 0.02 0.00 0.02 0.00 0.05 99.92 21:46:01 1 0.03 0.00 0.02 0.00 0.02 99.93 21:46:01 2 0.02 0.00 0.05 0.00 0.13 99.80 21:46:01 3 0.48 0.00 0.02 0.00 0.08 99.42 21:47:01 all 0.12 0.00 0.04 0.00 0.10 99.74 21:47:01 0 0.02 0.00 0.03 0.00 0.12 99.83 21:47:01 1 0.02 0.00 0.05 0.00 0.02 99.92 21:47:01 2 0.03 0.00 0.03 0.00 0.20 99.73 21:47:01 3 0.40 0.00 0.05 0.00 0.07 99.48 21:48:01 all 0.12 0.00 0.03 0.00 0.18 99.67 21:48:01 0 0.02 0.00 0.05 0.00 0.22 99.72 21:48:01 1 0.02 0.00 0.02 0.00 0.17 99.80 21:48:01 2 0.03 0.00 0.03 0.00 0.27 99.67 21:48:01 3 0.40 0.00 0.05 0.00 0.08 99.47 21:49:01 all 0.12 0.00 0.02 0.00 0.11 99.75 21:49:01 0 0.02 0.00 0.02 0.00 0.07 99.90 21:49:01 1 0.03 0.00 0.05 0.00 0.20 99.72 21:49:01 2 0.02 0.00 0.02 0.00 0.03 99.93 21:49:01 3 0.42 0.00 0.02 0.00 0.13 99.43 21:50:01 all 0.13 0.00 0.03 0.00 0.05 99.79 21:50:01 0 0.05 0.00 0.03 0.00 0.02 99.90 21:50:01 1 0.07 0.00 0.05 0.00 0.15 99.73 21:50:01 2 0.02 0.00 0.02 0.00 0.02 99.95 21:50:01 3 0.40 0.00 0.02 0.00 0.00 99.58 21:51:01 all 0.09 0.00 0.03 0.00 0.06 99.82 21:51:01 0 0.02 0.00 0.03 0.00 0.02 99.93 21:51:01 1 0.05 0.00 0.07 0.00 0.07 99.82 21:51:01 2 0.02 0.00 0.02 0.00 0.00 99.97 21:51:01 3 0.27 0.00 0.02 0.00 0.15 99.57 21:52:01 all 0.12 0.00 0.03 0.00 0.04 99.80 21:52:01 0 0.02 0.00 0.02 0.00 0.02 99.95 21:52:01 1 0.07 0.00 0.05 0.00 0.08 99.80 21:52:01 2 0.02 0.00 0.02 0.00 0.03 99.93 21:52:01 3 0.42 0.00 0.02 0.00 0.03 99.53 21:53:01 all 0.12 0.00 0.03 0.00 0.13 99.72 21:53:01 0 0.02 0.00 0.02 0.00 0.13 99.83 21:53:01 1 0.05 0.00 0.07 0.00 0.28 99.60 21:53:01 2 0.02 0.00 0.03 0.00 0.03 99.92 21:53:01 3 0.38 0.00 0.02 0.00 0.10 99.50 21:54:01 all 0.10 0.00 0.02 0.00 0.23 99.65 21:54:01 0 0.03 0.00 0.03 0.00 0.17 99.77 21:54:01 1 0.05 0.00 0.02 0.00 0.32 99.62 21:54:01 2 0.00 0.00 0.02 0.00 0.10 99.88 21:54:01 3 0.28 0.00 0.03 0.00 0.32 99.37 21:55:01 all 8.53 0.00 3.21 1.62 12.48 74.16 21:55:01 0 9.39 0.00 4.39 1.26 14.30 70.66 21:55:01 1 7.85 0.00 2.68 1.11 11.65 76.71 21:55:01 2 8.68 0.00 2.15 1.38 11.23 76.56 21:55:01 3 8.17 0.00 3.63 2.74 12.78 72.67 21:56:01 all 13.83 0.00 2.92 0.73 9.94 72.58 21:56:01 0 17.34 0.00 3.19 0.18 11.77 67.52 21:56:01 1 15.73 0.00 3.92 1.44 10.13 68.78 21:56:01 2 13.65 0.00 2.52 0.98 8.54 74.31 21:56:01 3 8.65 0.00 2.07 0.33 9.31 79.64 Average: all 1.09 0.00 0.30 0.10 1.10 97.41 Average: 0 1.21 0.00 0.36 0.06 1.25 97.12 Average: 1 1.06 0.00 0.32 0.11 1.07 97.43 Average: 2 1.16 0.00 0.23 0.10 1.03 97.47 Average: 3 0.94 0.00 0.27 0.13 1.03 97.63