---> uname -a: Linux 9e3a518aec28 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: 2933.436 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 7.4G 42.6G 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 7.4G 42.6G 15% /etc/resolv.conf /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hostname /dev/vda1 50.0G 7.4G 42.6G 15% /etc/hosts /dev/vda1 50.0G 7.4G 42.6G 15% /var/log/sa-host /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/edgex-go/2 /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/edgex-go/2@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 674 122 0 1041 1064 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 8: eth0@if9: 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) 09/22/20 _x86_64_ (4 CPU) 12:28:53 LINUX RESTART (4 CPU) 12:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:31:01 171.90 69.38 102.51 0.00 6189.02 45585.96 0.00 12:32:01 24.75 1.75 23.01 0.00 546.30 5080.79 0.00 12:33:01 0.23 0.00 0.23 0.00 0.00 3.00 0.00 12:34:01 0.18 0.00 0.18 0.00 0.00 2.15 0.00 12:35:01 0.38 0.03 0.35 0.00 1.07 5.08 0.00 12:36:01 0.27 0.03 0.23 0.00 0.67 2.85 0.00 12:37:01 0.25 0.00 0.25 0.00 0.00 3.91 0.00 12:38:01 0.27 0.00 0.27 0.00 0.00 2.71 0.00 12:39:01 0.20 0.00 0.20 0.00 0.00 1.77 0.00 12:40:01 0.33 0.00 0.33 0.00 0.00 3.66 0.00 12:41:01 0.23 0.00 0.23 0.00 0.00 2.83 0.00 12:42:01 0.25 0.00 0.25 0.00 0.00 3.20 0.00 12:43:01 0.23 0.00 0.23 0.00 0.00 3.11 0.00 12:44:01 0.60 0.43 0.17 0.00 28.64 2.90 0.00 12:45:01 0.90 0.05 0.85 0.00 1.60 16.56 0.00 12:46:01 0.18 0.00 0.18 0.00 0.00 2.17 0.00 12:47:02 0.32 0.00 0.32 0.00 0.00 3.50 0.00 12:48:01 0.20 0.00 0.20 0.00 0.00 2.61 0.00 12:49:01 0.28 0.00 0.28 0.00 0.00 3.21 0.00 12:50:01 65.29 43.75 21.53 0.00 4294.62 3025.99 0.00 Average: 13.38 5.78 7.60 0.00 553.94 2692.11 0.00 12:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:31:01 143392 0 675616 35.91 2384 1060164 1421484 48.51 591696 947228 1728 12:32:01 266440 0 608484 32.34 2116 1004516 1068092 36.45 496644 923124 20 12:33:01 267508 0 607384 32.28 2116 1004548 1051752 35.89 496796 921972 20 12:34:01 267884 0 607004 32.26 2116 1004552 1048560 35.79 504276 914828 8 12:35:01 266912 0 607952 32.31 2116 1004576 1048816 35.79 511676 908548 24 12:36:01 266500 0 608360 32.33 2116 1004580 1048920 35.80 511804 908560 20 12:37:01 265964 0 608892 32.36 2116 1004584 1048944 35.80 511956 908704 8 12:38:01 267648 0 607204 32.27 2116 1004588 1048692 35.79 510408 908704 8 12:39:01 267680 0 607164 32.27 2116 1004596 1048692 35.79 510416 908704 12 12:40:01 267452 0 607388 32.28 2116 1004600 1048788 35.79 498760 920728 8 12:41:01 267060 0 607776 32.30 2116 1004604 1048860 35.80 499408 920732 20 12:42:01 266868 0 607964 32.31 2116 1004608 1048824 35.79 499228 920728 20 12:43:01 267156 0 607672 32.30 2116 1004612 1048824 35.79 499032 920728 8 12:44:01 266100 0 608068 32.32 2116 1005272 1048860 35.80 499376 921380 24 12:45:01 266524 0 607640 32.29 2116 1005276 1048776 35.79 498864 921380 8 12:46:01 266612 0 607544 32.29 2116 1005284 1048728 35.79 498760 921380 8 12:47:02 267172 0 606984 32.26 2116 1005284 1048692 35.79 498440 921380 8 12:48:01 266984 0 607164 32.27 2116 1005292 1048692 35.79 498572 921380 8 12:49:01 266720 0 607424 32.28 2116 1005296 1048692 35.79 498452 921380 8 12:50:01 147464 0 667276 35.46 1664 1065152 1269212 43.32 523084 989636 89188 Average: 254802 0 614048 32.64 2107 1010599 1079545 36.84 507882 922560 4558 12:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:31:01 veth7b934a0 8.04 8.15 0.66 29.48 0.00 0.00 0.00 0.00 12:31:01 eth0 1929.33 1628.80 5864.15 2856.71 0.00 0.00 0.00 0.00 12:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 docker0 797.57 644.01 65.87 2680.34 0.00 0.00 0.00 0.00 12:32:01 eth0 81.16 44.07 339.81 6.81 0.00 0.00 0.00 0.00 12:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 docker0 37.16 69.52 2.13 331.83 0.00 0.00 0.00 0.00 12:33:01 eth0 0.77 0.45 0.35 0.21 0.00 0.00 0.00 0.00 12:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 eth0 1.35 0.10 0.10 0.04 0.00 0.00 0.00 0.00 12:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 eth0 2.46 0.73 0.78 0.43 0.00 0.00 0.00 0.00 12:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 eth0 1.47 0.42 0.39 0.24 0.00 0.00 0.00 0.00 12:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 eth0 0.93 0.63 0.57 0.40 0.00 0.00 0.00 0.00 12:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 eth0 0.12 0.05 0.01 0.00 0.00 0.00 0.00 0.00 12:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 0.00 12:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 eth0 0.48 0.22 0.15 0.07 0.00 0.00 0.00 0.00 12:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 eth0 0.97 0.45 0.32 0.21 0.00 0.00 0.00 0.00 12:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 eth0 1.13 0.37 0.34 0.20 0.00 0.00 0.00 0.00 12:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 eth0 1.67 0.65 0.61 0.37 0.00 0.00 0.00 0.00 12:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 eth0 0.52 0.30 0.27 0.23 0.00 0.00 0.00 0.00 12:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 eth0 0.22 0.15 0.08 0.07 0.00 0.00 0.00 0.00 12:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 eth0 0.18 0.18 0.07 0.01 0.00 0.00 0.00 0.00 12:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:02 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:47:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 eth0 0.08 0.07 0.01 0.01 0.00 0.00 0.00 0.00 12:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 eth0 85.97 69.26 689.05 38.07 0.00 0.00 0.00 0.00 12:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 105.62 87.49 345.40 145.44 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 41.80 35.73 3.41 150.84 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) 09/22/20 _x86_64_ (4 CPU) 12:28:53 LINUX RESTART (4 CPU) 12:30:01 CPU %user %nice %system %iowait %steal %idle 12:31:01 all 21.35 0.00 8.68 1.71 0.25 68.01 12:31:01 0 26.38 0.00 11.02 0.83 0.23 61.54 12:31:01 1 21.05 0.00 8.02 1.29 0.31 69.33 12:31:01 2 17.47 0.00 7.94 2.73 0.29 71.57 12:31:01 3 20.55 0.00 7.77 1.99 0.17 69.51 12:32:01 all 0.87 0.00 0.68 1.08 0.03 97.34 12:32:01 0 1.54 0.00 1.07 0.48 0.05 96.86 12:32:01 1 0.37 0.00 0.45 1.62 0.03 97.53 12:32:01 2 0.77 0.00 0.72 2.04 0.00 96.48 12:32:01 3 0.82 0.00 0.48 0.18 0.02 98.50 12:33:01 all 0.16 0.00 0.03 0.00 0.00 99.81 12:33:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:33:01 1 0.05 0.00 0.05 0.00 0.00 99.90 12:33:01 2 0.52 0.00 0.02 0.00 0.00 99.47 12:33:01 3 0.07 0.00 0.02 0.00 0.00 99.92 12:34:01 all 0.16 0.00 0.03 0.00 0.00 99.82 12:34:01 0 0.38 0.00 0.02 0.00 0.00 99.60 12:34:01 1 0.05 0.00 0.02 0.00 0.00 99.93 12:34:01 2 0.15 0.00 0.02 0.00 0.00 99.83 12:34:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:35:01 all 0.15 0.00 0.04 0.00 0.00 99.81 12:35:01 0 0.42 0.00 0.03 0.00 0.00 99.55 12:35:01 1 0.02 0.00 0.03 0.00 0.00 99.95 12:35:01 2 0.02 0.00 0.03 0.00 0.00 99.95 12:35:01 3 0.17 0.00 0.05 0.00 0.00 99.78 12:36:01 all 0.15 0.00 0.04 0.00 0.01 99.80 12:36:01 0 0.03 0.00 0.03 0.00 0.00 99.93 12:36:01 1 0.05 0.00 0.07 0.00 0.02 99.87 12:36:01 2 0.38 0.00 0.02 0.00 0.00 99.60 12:36:01 3 0.15 0.00 0.03 0.00 0.02 99.80 12:37:01 all 0.15 0.00 0.03 0.00 0.00 99.82 12:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 12:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 12:37:01 2 0.02 0.00 0.03 0.00 0.02 99.93 12:37:01 3 0.47 0.00 0.02 0.00 0.00 99.52 12:38:01 all 0.15 0.00 0.03 0.00 0.00 99.83 12:38:01 0 0.03 0.00 0.02 0.00 0.00 99.95 12:38:01 1 0.05 0.00 0.03 0.00 0.00 99.92 12:38:01 2 0.02 0.00 0.02 0.00 0.00 99.97 12:38:01 3 0.50 0.00 0.03 0.00 0.00 99.47 12:39:01 all 0.12 0.00 0.03 0.00 0.01 99.85 12:39:01 0 0.02 0.00 0.02 0.00 0.02 99.95 12:39:01 1 0.03 0.00 0.05 0.00 0.02 99.90 12:39:01 2 0.03 0.00 0.00 0.00 0.00 99.97 12:39:01 3 0.38 0.00 0.03 0.00 0.00 99.58 12:40:01 all 0.10 0.00 0.03 0.00 0.00 99.88 12:40:01 0 0.02 0.00 0.02 0.00 0.00 99.97 12:40:01 1 0.05 0.00 0.03 0.00 0.00 99.92 12:40:01 2 0.02 0.00 0.03 0.00 0.00 99.95 12:40:01 3 0.30 0.00 0.02 0.00 0.00 99.68 12:41:01 all 0.16 0.00 0.03 0.00 0.00 99.82 12:41:01 0 0.02 0.00 0.00 0.00 0.00 99.98 12:41:01 1 0.50 0.00 0.03 0.00 0.00 99.47 12:41:01 2 0.07 0.00 0.03 0.00 0.00 99.90 12:41:01 3 0.05 0.00 0.03 0.00 0.00 99.92 12:41:01 CPU %user %nice %system %iowait %steal %idle 12:42:01 all 0.15 0.00 0.03 0.00 0.00 99.82 12:42:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:42:01 1 0.52 0.00 0.03 0.00 0.00 99.45 12:42:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:42:01 3 0.02 0.00 0.03 0.00 0.02 99.93 12:43:01 all 0.15 0.00 0.03 0.00 0.01 99.81 12:43:01 0 0.03 0.00 0.02 0.00 0.02 99.93 12:43:01 1 0.50 0.00 0.02 0.00 0.02 99.47 12:43:01 2 0.02 0.00 0.03 0.00 0.00 99.95 12:43:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:44:01 all 0.15 0.00 0.05 0.01 0.00 99.78 12:44:01 0 0.03 0.00 0.03 0.00 0.00 99.93 12:44:01 1 0.50 0.00 0.07 0.00 0.00 99.43 12:44:01 2 0.03 0.00 0.03 0.02 0.00 99.92 12:44:01 3 0.05 0.00 0.08 0.02 0.00 99.85 12:45:01 all 0.05 0.00 0.04 0.00 0.00 99.92 12:45:01 0 0.02 0.00 0.02 0.00 0.00 99.97 12:45:01 1 0.08 0.00 0.05 0.00 0.00 99.87 12:45:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:45:01 3 0.05 0.00 0.05 0.00 0.00 99.90 12:46:01 all 0.10 0.00 0.03 0.00 0.00 99.87 12:46:01 0 0.02 0.00 0.03 0.00 0.00 99.95 12:46:01 1 0.33 0.00 0.03 0.00 0.00 99.63 12:46:01 2 0.03 0.00 0.03 0.00 0.00 99.93 12:46:01 3 0.02 0.00 0.03 0.00 0.00 99.95 12:47:02 all 0.16 0.00 0.02 0.00 0.00 99.83 12:47:02 0 0.02 0.00 0.00 0.00 0.00 99.98 12:47:02 1 0.53 0.00 0.00 0.00 0.00 99.47 12:47:02 2 0.05 0.00 0.05 0.00 0.00 99.90 12:47:02 3 0.03 0.00 0.02 0.00 0.00 99.95 12:48:01 all 0.15 0.00 0.02 0.00 0.00 99.82 12:48:01 0 0.00 0.00 0.02 0.00 0.00 99.98 12:48:01 1 0.52 0.00 0.00 0.00 0.00 99.48 12:48:01 2 0.05 0.00 0.03 0.00 0.02 99.90 12:48:01 3 0.03 0.00 0.03 0.00 0.00 99.93 12:49:01 all 0.15 0.00 0.03 0.00 0.00 99.82 12:49:01 0 0.52 0.00 0.03 0.00 0.00 99.45 12:49:01 1 0.03 0.00 0.02 0.00 0.00 99.95 12:49:01 2 0.05 0.00 0.05 0.00 0.00 99.90 12:49:01 3 0.02 0.00 0.02 0.00 0.00 99.97 12:50:01 all 2.78 0.00 1.71 1.33 0.04 94.14 12:50:01 0 2.70 0.00 1.64 0.27 0.05 95.34 12:50:01 1 2.24 0.00 1.91 0.02 0.03 95.81 12:50:01 2 2.01 0.00 1.42 0.33 0.03 96.20 12:50:01 3 4.18 0.00 1.86 4.71 0.03 89.21 Average: all 1.34 0.00 0.57 0.20 0.02 97.88 Average: 0 1.56 0.00 0.68 0.08 0.02 97.66 Average: 1 1.35 0.00 0.54 0.14 0.02 97.95 Average: 2 1.06 0.00 0.52 0.25 0.02 98.15 Average: 3 1.37 0.00 0.53 0.34 0.01 97.75