---> uname -a: Linux df7d8bc3d55c 3.10.0-862.14.4.el7.x86_64 #1 SMP Wed Sep 26 15:12:11 UTC 2018 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 L1tf: Mitigation; PTE Inversion; VMX SMT disabled, L1D conditional cache flushes Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline 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 7.5G 42.5G 15% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 919.1M 0 919.1M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 7.5G 42.5G 15% /etc/resolv.conf /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hostname /dev/vda1 50.0G 7.5G 42.5G 15% /etc/hosts /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master /dev/vda1 50.0G 7.5G 42.5G 15% /w/workspace/dgexfoundry_device-sdk-go_master@tmp /dev/vda1 50.0G 7.5G 42.5G 15% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 743 84 0 1010 1027 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 16: eth0@if17: 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/14/20 _x86_64_ (4 CPU) 09:38:50 LINUX RESTART 09:40:01 tps rtps wtps bread/s bwrtn/s 09:41:01 2.38 0.00 2.38 0.00 88.11 09:42:01 0.25 0.00 0.25 0.00 3.46 09:43:01 0.27 0.00 0.27 0.00 3.65 09:44:01 0.27 0.00 0.27 0.00 3.25 09:45:01 2.30 1.65 0.65 352.60 15.33 09:46:02 326.65 141.73 184.91 5814.77 58462.54 Average: 55.40 23.92 31.48 1028.83 9771.91 09:40:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:41:01 116292 1766012 93.82 2620 1229592 905468 30.89 433388 1174760 8 09:42:01 115396 1766908 93.87 2620 1229596 905688 30.90 434972 1174460 8 09:43:01 114608 1767696 93.91 2620 1229604 905796 30.91 436880 1173044 8 09:44:01 116388 1765916 93.82 2620 1229608 905532 30.90 435492 1173044 8 09:45:01 76928 1805376 95.91 2620 1231188 1085020 37.02 463796 1174304 66948 09:46:02 91956 1790348 95.11 2620 1052984 958912 32.72 653880 853432 91948 Average: 105261 1777043 94.41 2620 1200429 944403 32.22 476401 1120507 26488 09:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:41:01 eth0 0.87 0.08 0.07 0.03 0.00 0.00 0.00 09:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 eth0 4.85 1.43 5.32 0.24 0.00 0.00 0.00 09:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 eth0 0.45 0.38 0.27 0.24 0.00 0.00 0.00 09:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 eth0 0.08 0.08 0.01 0.01 0.00 0.00 0.00 09:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 eth0 59.02 46.29 1081.04 6.20 0.00 0.00 0.00 09:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:02 eth0 386.76 294.89 5936.87 81.39 0.00 0.00 0.00 09:46:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:46:02 veth43c3b93 59.96 97.59 3.93 254.11 0.00 0.00 0.00 09:46:02 docker0 83.17 116.10 6.00 311.82 0.00 0.00 0.00 Average: eth0 75.40 57.24 1171.58 14.70 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth43c3b93 10.00 16.28 0.66 42.39 0.00 0.00 0.00 Average: docker0 13.87 19.37 1.00 52.02 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 04/14/20 _x86_64_ (4 CPU) 09:38:50 LINUX RESTART 09:40:01 CPU %user %nice %system %iowait %steal %idle 09:41:01 all 0.19 0.00 0.07 0.00 0.00 99.74 09:41:01 0 0.37 0.00 0.05 0.00 0.00 99.58 09:41:01 1 0.23 0.00 0.03 0.00 0.00 99.73 09:41:01 2 0.10 0.00 0.08 0.00 0.00 99.82 09:41:01 3 0.07 0.00 0.10 0.00 0.00 99.83 09:42:01 all 0.23 0.00 0.05 0.00 0.00 99.72 09:42:01 0 0.13 0.00 0.07 0.00 0.00 99.80 09:42:01 1 0.55 0.00 0.05 0.00 0.00 99.40 09:42:01 2 0.07 0.00 0.05 0.00 0.00 99.88 09:42:01 3 0.18 0.00 0.03 0.00 0.00 99.78 09:43:01 all 0.17 0.00 0.05 0.00 0.00 99.79 09:43:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:43:01 1 0.53 0.00 0.07 0.00 0.00 99.40 09:43:01 2 0.03 0.00 0.02 0.00 0.00 99.95 09:43:01 3 0.07 0.00 0.07 0.00 0.00 99.87 09:44:01 all 0.07 0.00 0.05 0.00 0.00 99.88 09:44:01 0 0.07 0.00 0.03 0.00 0.00 99.90 09:44:01 1 0.10 0.00 0.10 0.00 0.00 99.80 09:44:01 2 0.05 0.00 0.03 0.00 0.00 99.92 09:44:01 3 0.05 0.00 0.05 0.00 0.00 99.90 09:45:01 all 0.86 0.00 0.53 0.02 0.00 98.60 09:45:01 0 0.77 0.00 0.58 0.05 0.00 98.60 09:45:01 1 1.20 0.00 0.52 0.00 0.00 98.28 09:45:01 2 0.77 0.00 0.50 0.02 0.00 98.72 09:45:01 3 0.72 0.00 0.50 0.02 0.00 98.77 09:46:02 all 16.38 0.00 9.75 4.40 0.05 69.43 09:46:02 0 17.97 0.00 9.57 2.07 0.07 70.32 09:46:02 1 15.05 0.00 9.94 5.70 0.03 69.28 09:46:02 2 16.21 0.00 10.19 6.31 0.05 67.24 09:46:02 3 16.31 0.00 9.28 3.50 0.02 70.89 Average: all 2.95 0.00 1.73 0.73 0.01 94.59 Average: 0 3.18 0.00 1.70 0.35 0.01 94.76 Average: 1 2.92 0.00 1.77 0.94 0.01 94.37 Average: 2 2.84 0.00 1.79 1.04 0.01 94.32 Average: 3 2.85 0.00 1.65 0.58 0.00 94.92