---> uname -a: Linux 7761ccf969bc 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 7.2G 42.8G 14% / 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 42.8G 14% /etc/resolv.conf /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hostname /dev/vda1 50.0G 7.2G 42.8G 14% /etc/hosts /dev/vda1 50.0G 7.2G 42.8G 14% /var/log/sa /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/edgexfoundry_device-sdk-c_PR-280 /dev/vda1 50.0G 7.2G 42.8G 14% /w/workspace/edgexfoundry_device-sdk-c_PR-280@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 651 129 0 1055 1079 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 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) 07/16/20 _x86_64_ (4 CPU) 13:50:28 LINUX RESTART 13:51:01 tps rtps wtps bread/s bwrtn/s 13:52:01 32.83 18.28 14.55 2616.55 2434.98 13:53:01 0.63 0.02 0.62 2.13 10.46 13:54:01 0.30 0.00 0.30 0.00 2.76 13:55:01 0.22 0.00 0.22 0.00 1.67 13:56:01 0.28 0.00 0.28 0.00 3.46 13:57:01 0.30 0.00 0.30 0.00 4.36 13:58:01 46.43 13.60 32.83 4657.63 2593.32 13:59:01 1.55 0.00 1.55 0.00 30.11 14:00:01 0.27 0.00 0.27 0.00 3.50 14:01:01 0.30 0.05 0.25 0.67 2.58 14:02:01 0.45 0.08 0.37 1.60 6.34 14:03:01 0.40 0.00 0.40 0.00 6.11 14:04:01 0.18 0.02 0.17 0.13 1.62 14:05:01 142.46 89.32 53.13 6905.93 19760.69 Average: 16.19 8.67 7.52 1013.32 1775.80 13:51:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:52:01 101888 1779668 94.58 2620 1329344 1015552 34.66 298024 1326924 20 13:53:01 104380 1777176 94.45 2620 1329444 996580 34.01 295680 1326960 8 13:54:01 104508 1777048 94.45 2620 1329448 996580 34.01 295748 1326964 8 13:55:01 102936 1778620 94.53 2620 1329452 996580 34.01 297540 1326968 16 13:56:01 103072 1778484 94.52 2620 1329512 996580 34.01 297792 1326980 20 13:57:01 102900 1778656 94.53 2620 1329464 996640 34.01 297840 1326964 8 13:58:01 172760 1708796 90.82 2620 1132776 1096656 37.43 435788 1112908 116 13:59:01 178712 1702844 90.50 2620 1132784 1076568 36.74 432540 1111676 20 14:00:01 179268 1702288 90.47 2620 1132788 1071428 36.57 431952 1111652 8 14:01:01 178468 1703088 90.51 2620 1132796 1074196 36.66 432812 1111656 8 14:02:01 177864 1703692 90.55 2620 1132936 1072104 36.59 433212 1111724 12 14:03:01 177644 1703912 90.56 2620 1132944 1072128 36.59 433508 1111724 8 14:04:01 178704 1702852 90.50 2620 1132952 1072064 36.59 432196 1111724 8 14:05:01 93052 1788504 95.05 2620 1138176 1277124 43.59 459380 1126520 8 Average: 139725 1741831 92.57 2620 1217487 1057913 36.10 376715 1205096 19 13:51:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 13:52:01 eth0 164.36 79.82 364.32 21.11 0.00 0.00 0.00 13:52:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:52:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:53:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:53:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:54:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:54:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 eth0 0.07 0.08 0.01 0.01 0.00 0.00 0.00 13:55:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:55:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:56:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 13:56:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:56:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 eth0 0.27 0.18 0.14 0.07 0.00 0.00 0.00 13:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:57:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 eth0 260.96 174.03 705.38 84.76 0.00 0.00 0.00 13:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:58:01 docker0 8.94 7.66 1.11 20.33 0.00 0.00 0.00 13:59:01 eth0 3.85 1.90 3.45 0.13 0.00 0.00 0.00 13:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 14:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 eth0 0.68 0.08 0.06 0.01 0.00 0.00 0.00 14:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:01 eth0 1.22 0.52 0.46 0.27 0.00 0.00 0.00 14:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 eth0 0.43 0.42 0.30 0.21 0.00 0.00 0.00 14:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:03:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 eth0 0.60 0.02 0.06 0.00 0.00 0.00 0.00 14:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 eth0 94.14 64.52 2331.05 10.78 0.00 0.00 0.00 14:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 37.65 23.00 243.24 8.39 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.64 0.55 0.08 1.45 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) 07/16/20 _x86_64_ (4 CPU) 13:50:28 LINUX RESTART 13:51:01 CPU %user %nice %system %iowait %steal %idle 13:52:01 all 7.25 0.00 2.93 0.85 0.01 88.96 13:52:01 0 7.13 0.00 2.72 1.05 0.00 89.09 13:52:01 1 7.81 0.00 2.87 1.54 0.00 87.78 13:52:01 2 7.38 0.00 3.19 0.48 0.02 88.93 13:52:01 3 6.69 0.00 2.94 0.35 0.00 90.02 13:53:01 all 0.05 0.00 0.05 0.00 0.00 99.89 13:53:01 0 0.08 0.00 0.07 0.00 0.00 99.85 13:53:01 1 0.05 0.00 0.03 0.00 0.00 99.92 13:53:01 2 0.03 0.00 0.05 0.00 0.00 99.92 13:53:01 3 0.05 0.00 0.05 0.00 0.00 99.90 13:54:01 all 0.08 0.00 0.03 0.00 0.00 99.90 13:54:01 0 0.22 0.00 0.02 0.00 0.00 99.77 13:54:01 1 0.02 0.00 0.02 0.00 0.00 99.97 13:54:01 2 0.03 0.00 0.05 0.00 0.00 99.92 13:54:01 3 0.02 0.00 0.03 0.00 0.00 99.95 13:55:01 all 0.12 0.00 0.02 0.00 0.00 99.85 13:55:01 0 0.45 0.00 0.03 0.00 0.00 99.52 13:55:01 1 0.02 0.00 0.02 0.00 0.00 99.97 13:55:01 2 0.03 0.00 0.05 0.00 0.00 99.92 13:55:01 3 0.02 0.00 0.02 0.00 0.00 99.97 13:56:01 all 0.15 0.00 0.03 0.00 0.00 99.82 13:56:01 0 0.52 0.00 0.00 0.00 0.00 99.48 13:56:01 1 0.03 0.00 0.02 0.00 0.00 99.95 13:56:01 2 0.03 0.00 0.07 0.00 0.00 99.90 13:56:01 3 0.00 0.00 0.03 0.00 0.00 99.97 13:57:01 all 0.16 0.00 0.03 0.00 0.00 99.81 13:57:01 0 0.53 0.00 0.02 0.00 0.00 99.45 13:57:01 1 0.02 0.00 0.03 0.00 0.00 99.95 13:57:01 2 0.07 0.00 0.07 0.00 0.00 99.87 13:57:01 3 0.03 0.00 0.02 0.00 0.00 99.95 13:58:01 all 5.17 0.00 2.25 1.33 0.01 91.23 13:58:01 0 5.83 0.00 2.56 0.15 0.02 91.44 13:58:01 1 4.98 0.00 2.04 2.21 0.02 90.75 13:58:01 2 4.69 0.00 2.23 2.46 0.02 90.61 13:58:01 3 5.19 0.00 2.18 0.50 0.02 92.12 13:59:01 all 0.18 0.00 0.07 0.00 0.00 99.75 13:59:01 0 0.08 0.00 0.13 0.00 0.00 99.78 13:59:01 1 0.05 0.00 0.05 0.00 0.00 99.90 13:59:01 2 0.05 0.00 0.03 0.00 0.00 99.92 13:59:01 3 0.53 0.00 0.05 0.00 0.00 99.42 14:00:01 all 0.16 0.00 0.04 0.00 0.00 99.80 14:00:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:00:01 1 0.02 0.00 0.03 0.00 0.00 99.95 14:00:01 2 0.05 0.00 0.05 0.00 0.02 99.88 14:00:01 3 0.53 0.00 0.03 0.00 0.00 99.43 14:01:01 all 0.15 0.00 0.04 0.00 0.00 99.80 14:01:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:01:01 1 0.03 0.00 0.03 0.00 0.00 99.93 14:01:01 2 0.03 0.00 0.05 0.00 0.00 99.92 14:01:01 3 0.52 0.00 0.02 0.00 0.00 99.47 14:02:01 all 0.17 0.00 0.05 0.00 0.00 99.79 14:02:01 0 0.02 0.00 0.05 0.02 0.00 99.92 14:02:01 1 0.03 0.00 0.07 0.02 0.00 99.88 14:02:01 2 0.07 0.00 0.05 0.00 0.00 99.88 14:02:01 3 0.55 0.00 0.02 0.00 0.00 99.43 14:03:01 all 0.14 0.00 0.02 0.00 0.00 99.83 14:03:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:03:01 1 0.02 0.00 0.02 0.00 0.00 99.97 14:03:01 2 0.02 0.00 0.02 0.00 0.00 99.97 14:03:01 3 0.52 0.00 0.03 0.00 0.00 99.45 14:04:01 all 0.15 0.00 0.03 0.00 0.00 99.82 14:04:01 0 0.02 0.00 0.02 0.00 0.00 99.97 14:04:01 1 0.03 0.00 0.03 0.00 0.00 99.93 14:04:01 2 0.05 0.00 0.05 0.00 0.00 99.90 14:04:01 3 0.52 0.00 0.02 0.00 0.00 99.47 14:05:01 all 4.96 0.00 2.92 2.02 0.01 90.08 14:05:01 0 4.26 0.00 2.83 0.18 0.02 92.71 14:05:01 1 4.87 0.00 3.33 3.55 0.02 88.24 14:05:01 2 4.56 0.00 2.73 2.20 0.00 90.51 14:05:01 3 6.16 0.00 2.79 2.13 0.00 88.92 Average: all 1.35 0.00 0.61 0.30 0.00 97.74 Average: 0 1.37 0.00 0.61 0.10 0.00 97.92 Average: 1 1.28 0.00 0.61 0.52 0.00 97.58 Average: 2 1.22 0.00 0.62 0.37 0.00 97.79 Average: 3 1.52 0.00 0.58 0.21 0.00 97.68