---> uname -a: Linux 85c723162dd8 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/139 /dev/vda1 50.0G 7.4G 42.6G 15% /w/workspace/edgex-go/139@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 693 112 0 1031 1045 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) 09/15/20 _x86_64_ (4 CPU) 15:22:49 LINUX RESTART (4 CPU) 15:24:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:25:02 189.89 88.07 101.81 0.00 6437.40 43634.59 0.00 15:26:01 29.43 5.47 23.96 0.00 858.65 5255.96 0.00 15:27:01 0.15 0.00 0.15 0.00 0.00 2.03 0.00 15:28:01 0.30 0.00 0.30 0.00 0.00 3.63 0.00 15:29:01 0.35 0.05 0.30 0.00 1.60 3.86 0.00 15:30:01 0.27 0.03 0.23 0.00 0.67 2.48 0.00 15:31:01 0.35 0.00 0.35 0.00 0.00 3.90 0.00 15:32:01 0.37 0.02 0.35 0.00 0.53 4.80 0.00 15:33:01 0.27 0.00 0.27 0.00 0.00 3.41 0.00 15:34:01 0.45 0.22 0.23 0.00 89.51 2.98 0.00 15:35:01 0.27 0.00 0.27 0.00 0.00 3.46 0.00 15:36:01 0.22 0.00 0.22 0.00 0.00 2.56 0.00 15:37:01 0.22 0.00 0.22 0.00 0.00 1.63 0.00 15:38:01 0.68 0.40 0.28 0.00 29.31 3.20 0.00 15:39:01 0.77 0.03 0.73 0.00 1.07 14.22 0.00 15:40:01 0.30 0.00 0.30 0.00 0.00 3.56 0.00 15:41:01 0.25 0.00 0.25 0.00 0.00 2.57 0.00 Average: 13.20 5.55 7.65 0.00 436.34 2879.43 0.00 15:24:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:25:02 105260 0 695028 36.94 2088 1079180 1424040 48.60 599716 976232 33444 15:26:01 261588 0 626300 33.29 1788 991880 1083084 36.96 501920 923872 12 15:27:01 263648 0 624232 33.18 1788 991888 1056548 36.06 502208 921916 8 15:28:01 263120 0 624760 33.20 1788 991888 1056464 36.06 509696 915000 8 15:29:01 263004 0 624884 33.21 1788 991880 1056500 36.06 517604 907320 12 15:30:01 263268 0 624576 33.19 1788 991924 1056452 36.05 526772 897892 20 15:31:01 263960 0 623880 33.16 1788 991928 1056356 36.05 516488 907636 8 15:32:01 263744 0 624092 33.17 1788 991932 1056356 36.05 516492 907636 8 15:33:01 263000 0 624828 33.21 1788 991940 1056500 36.06 517380 907640 16 15:34:01 258168 0 626968 33.32 1788 994632 1056440 36.05 519764 910168 20 15:35:01 258264 0 626872 33.32 1788 994632 1056356 36.05 519308 910168 16 15:36:01 258256 0 626872 33.32 1788 994640 1056356 36.05 519456 910168 8 15:37:01 258404 0 626720 33.31 1788 994644 1056356 36.05 519460 910168 8 15:38:01 256140 0 628292 33.39 1788 995336 1056548 36.06 520444 910808 16 15:39:01 256944 0 627484 33.35 1788 995340 1056436 36.05 519976 910808 8 15:40:01 257088 0 627332 33.34 1788 995348 1056356 36.05 519548 910808 16 15:41:01 257344 0 627076 33.33 1788 995348 1056420 36.05 519524 910808 8 Average: 251247 0 630012 33.48 1806 998492 1079622 36.85 521515 914650 1979 15:24:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:25:02 veth0c39384 14.34 27.35 1.04 137.64 0.00 0.00 0.00 0.00 15:25:02 eth0 2014.19 1667.93 5812.77 2844.44 0.00 0.00 0.00 0.00 15:25:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:25:02 docker0 847.13 782.93 68.83 2794.05 0.00 0.00 0.00 0.00 15:26:01 eth0 49.09 23.06 232.16 3.89 0.00 0.00 0.00 0.00 15:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:26:01 docker0 17.71 41.42 0.93 226.77 0.00 0.00 0.00 0.00 15:27:01 eth0 1.00 0.42 0.32 0.21 0.00 0.00 0.00 0.00 15:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 eth0 1.42 0.33 0.35 0.20 0.00 0.00 0.00 0.00 15:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 eth0 0.75 0.52 0.41 0.24 0.00 0.00 0.00 0.00 15:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 eth0 0.35 0.20 0.22 0.05 0.00 0.00 0.00 0.00 15:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 eth0 0.38 0.07 0.03 0.01 0.00 0.00 0.00 0.00 15:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 eth0 0.40 0.05 0.04 0.00 0.00 0.00 0.00 0.00 15:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:32:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 eth0 0.50 0.30 0.27 0.20 0.00 0.00 0.00 0.00 15:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:33:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:34:01 eth0 0.30 0.20 0.14 0.07 0.00 0.00 0.00 0.00 15:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:35:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 eth0 0.12 0.08 0.01 0.01 0.00 0.00 0.00 0.00 15:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 eth0 0.45 0.08 0.04 0.01 0.00 0.00 0.00 0.00 15:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 eth0 0.68 0.32 0.29 0.20 0.00 0.00 0.00 0.00 15:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:01 eth0 0.32 0.27 0.15 0.08 0.00 0.00 0.00 0.00 15:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 0.00 15:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 eth0 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 121.96 99.82 356.16 167.94 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 50.95 48.54 4.11 177.80 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) 09/15/20 _x86_64_ (4 CPU) 15:22:49 LINUX RESTART (4 CPU) 15:24:01 CPU %user %nice %system %iowait %steal %idle 15:25:02 all 20.35 0.00 8.09 1.53 0.16 69.86 15:25:02 0 23.57 0.00 10.96 1.17 0.16 64.13 15:25:02 1 15.17 0.00 6.78 1.66 0.19 76.20 15:25:02 2 17.94 0.00 7.32 2.06 0.14 72.55 15:25:02 3 24.82 0.00 7.36 1.23 0.17 66.41 15:26:01 all 0.73 0.00 0.60 1.23 0.05 97.40 15:26:01 0 1.09 0.00 0.87 2.07 0.03 95.94 15:26:01 1 0.42 0.00 0.39 1.42 0.08 97.68 15:26:01 2 0.98 0.00 0.56 0.59 0.05 97.81 15:26:01 3 0.42 0.00 0.58 0.82 0.02 98.17 15:27:01 all 0.16 0.00 0.02 0.00 0.00 99.81 15:27:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:27:01 1 0.08 0.00 0.03 0.00 0.00 99.88 15:27:01 2 0.52 0.00 0.03 0.00 0.00 99.45 15:27:01 3 0.03 0.00 0.02 0.00 0.00 99.95 15:28:01 all 0.17 0.00 0.04 0.00 0.01 99.78 15:28:01 0 0.00 0.00 0.05 0.00 0.02 99.93 15:28:01 1 0.07 0.00 0.02 0.00 0.00 99.92 15:28:01 2 0.55 0.00 0.07 0.00 0.02 99.37 15:28:01 3 0.05 0.00 0.03 0.00 0.02 99.90 15:29:01 all 0.15 0.00 0.05 0.00 0.00 99.80 15:29:01 0 0.02 0.00 0.02 0.00 0.00 99.97 15:29:01 1 0.02 0.00 0.03 0.00 0.02 99.93 15:29:01 2 0.52 0.00 0.10 0.00 0.00 99.38 15:29:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:30:01 all 0.15 0.00 0.03 0.00 0.00 99.80 15:30:01 0 0.02 0.00 0.02 0.02 0.00 99.95 15:30:01 1 0.53 0.00 0.02 0.00 0.00 99.45 15:30:01 2 0.02 0.00 0.05 0.00 0.00 99.93 15:30:01 3 0.05 0.00 0.05 0.00 0.02 99.88 15:31:01 all 0.14 0.00 0.03 0.00 0.00 99.82 15:31:01 0 0.00 0.00 0.02 0.00 0.02 99.97 15:31:01 1 0.50 0.00 0.03 0.00 0.00 99.47 15:31:01 2 0.02 0.00 0.02 0.00 0.00 99.97 15:31:01 3 0.05 0.00 0.05 0.00 0.00 99.90 15:32:01 all 0.14 0.00 0.04 0.00 0.01 99.81 15:32:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:32:01 1 0.42 0.00 0.05 0.00 0.00 99.53 15:32:01 2 0.03 0.00 0.02 0.00 0.03 99.92 15:32:01 3 0.07 0.00 0.07 0.00 0.02 99.85 15:33:01 all 0.15 0.00 0.03 0.00 0.01 99.81 15:33:01 0 0.00 0.00 0.02 0.00 0.00 99.98 15:33:01 1 0.50 0.00 0.03 0.00 0.00 99.47 15:33:01 2 0.03 0.00 0.03 0.00 0.02 99.92 15:33:01 3 0.05 0.00 0.05 0.00 0.02 99.88 15:34:01 all 0.16 0.00 0.04 0.00 0.01 99.79 15:34:01 0 0.05 0.00 0.05 0.00 0.03 99.87 15:34:01 1 0.53 0.00 0.03 0.00 0.02 99.42 15:34:01 2 0.03 0.00 0.03 0.00 0.00 99.93 15:34:01 3 0.02 0.00 0.03 0.02 0.00 99.93 15:35:01 all 0.13 0.00 0.04 0.00 0.02 99.80 15:35:01 0 0.05 0.00 0.05 0.00 0.02 99.88 15:35:01 1 0.02 0.00 0.03 0.00 0.02 99.93 15:35:01 2 0.02 0.00 0.00 0.00 0.03 99.95 15:35:01 3 0.43 0.00 0.08 0.00 0.03 99.45 15:35:01 CPU %user %nice %system %iowait %steal %idle 15:36:01 all 0.15 0.00 0.03 0.00 0.02 99.80 15:36:01 0 0.03 0.00 0.03 0.00 0.02 99.92 15:36:01 1 0.08 0.00 0.03 0.00 0.02 99.87 15:36:01 2 0.03 0.00 0.02 0.00 0.02 99.93 15:36:01 3 0.43 0.00 0.05 0.00 0.02 99.50 15:37:01 all 0.14 0.00 0.02 0.00 0.00 99.83 15:37:01 0 0.00 0.00 0.02 0.00 0.00 99.98 15:37:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:37:01 2 0.05 0.00 0.05 0.00 0.02 99.88 15:37:01 3 0.48 0.00 0.02 0.00 0.00 99.50 15:38:01 all 0.17 0.00 0.05 0.00 0.00 99.78 15:38:01 0 0.03 0.00 0.03 0.00 0.02 99.92 15:38:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:38:01 2 0.07 0.00 0.10 0.02 0.00 99.82 15:38:01 3 0.52 0.00 0.03 0.00 0.00 99.45 15:39:01 all 0.15 0.00 0.03 0.00 0.00 99.83 15:39:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:39:01 1 0.02 0.00 0.02 0.00 0.00 99.97 15:39:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:39:01 3 0.50 0.00 0.02 0.00 0.00 99.48 15:40:01 all 0.15 0.00 0.02 0.00 0.00 99.83 15:40:01 0 0.00 0.00 0.00 0.00 0.00 100.00 15:40:01 1 0.03 0.00 0.03 0.00 0.00 99.93 15:40:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:40:01 3 0.52 0.00 0.00 0.00 0.02 99.47 15:41:01 all 0.15 0.00 0.02 0.00 0.00 99.82 15:41:01 0 0.02 0.00 0.03 0.00 0.00 99.95 15:41:01 1 0.05 0.00 0.03 0.00 0.00 99.92 15:41:01 2 0.03 0.00 0.02 0.00 0.02 99.93 15:41:01 3 0.52 0.00 0.02 0.00 0.00 99.47 Average: all 1.33 0.00 0.53 0.16 0.02 97.96 Average: 0 1.40 0.00 0.69 0.19 0.02 97.70 Average: 1 1.07 0.00 0.44 0.18 0.02 98.30 Average: 2 1.20 0.00 0.49 0.15 0.02 98.14 Average: 3 1.66 0.00 0.48 0.12 0.02 97.72