---> uname -a: Linux 0fb9397c0ab4 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 6.3G 43.7G 13% / 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 6.3G 43.7G 13% /etc/resolv.conf /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hostname /dev/vda1 50.0G 6.3G 43.7G 13% /etc/hosts /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-531 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-531@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 642 72 0 1123 1091 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 3.10.0-862.14.4.el7.x86_64 (centos-7-docker-5bc7e375-1660-33dc-fe50-cb0f4dbfa1d5.vexxhost.ne) 05/26/20 _x86_64_ (4 CPU) 20:55:34 LINUX RESTART 20:56:01 tps rtps wtps bread/s bwrtn/s 20:57:01 61.63 24.29 37.34 4000.53 2346.96 20:58:01 9.31 0.00 9.31 0.00 1572.16 20:59:01 2.73 0.00 2.73 0.00 85.92 21:00:01 0.60 0.00 0.60 0.00 6.52 21:01:01 0.63 0.02 0.62 0.13 5.56 21:02:01 0.93 0.12 0.82 2.13 11.71 Average: 12.64 4.07 8.57 667.32 671.43 20:56:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:57:01 115212 1767092 93.88 2620 1190492 950680 32.44 449216 1155960 44596 20:58:01 122924 1759380 93.47 2620 1190444 901504 30.76 443780 1154028 8 20:59:01 121612 1760692 93.54 2620 1190448 901756 30.77 445404 1153748 8 21:00:01 121720 1760584 93.53 2620 1190452 901684 30.76 446148 1152672 8 21:01:01 121884 1760420 93.52 2620 1190460 904272 30.85 445916 1152672 8 21:02:01 122224 1760080 93.51 2620 1190604 902084 30.78 445884 1152748 8 Average: 120929 1761375 93.58 2620 1190483 910330 31.06 446058 1153638 7439 20:56:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 20:57:01 eth0 255.39 181.78 1053.37 103.74 0.00 0.00 0.00 20:57:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:57:01 docker0 8.75 6.66 1.20 17.66 0.00 0.00 0.00 20:58:01 eth0 0.73 0.08 0.06 0.01 0.00 0.00 0.00 20:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:58:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 eth0 0.93 0.50 0.31 0.18 0.00 0.00 0.00 20:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 eth0 0.52 0.33 0.27 0.23 0.00 0.00 0.00 21:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 21:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 eth0 0.63 0.20 0.17 0.07 0.00 0.00 0.00 21:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 43.07 30.51 175.75 17.38 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.46 1.11 0.20 2.94 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) 05/26/20 _x86_64_ (4 CPU) 20:55:34 LINUX RESTART 20:56:01 CPU %user %nice %system %iowait %steal %idle 20:57:01 all 15.26 0.00 4.66 1.79 4.53 73.76 20:57:01 0 13.06 0.00 5.44 1.29 4.94 75.27 20:57:01 1 15.31 0.00 4.23 2.07 4.33 74.07 20:57:01 2 17.81 0.00 4.96 0.49 4.28 72.46 20:57:01 3 14.85 0.00 4.09 3.32 4.54 73.21 20:58:01 all 0.12 0.00 0.10 0.00 0.15 99.62 20:58:01 0 0.07 0.00 0.07 0.00 0.15 99.72 20:58:01 1 0.05 0.00 0.10 0.00 0.17 99.68 20:58:01 2 0.08 0.00 0.20 0.00 0.18 99.53 20:58:01 3 0.30 0.00 0.05 0.00 0.10 99.55 20:59:01 all 0.16 0.00 0.06 0.00 0.27 99.52 20:59:01 0 0.05 0.00 0.07 0.00 0.33 99.55 20:59:01 1 0.27 0.00 0.03 0.00 0.17 99.53 20:59:01 2 0.15 0.00 0.07 0.00 0.42 99.37 20:59:01 3 0.17 0.00 0.03 0.00 0.15 99.65 21:00:01 all 0.15 0.00 0.07 0.00 0.19 99.59 21:00:01 0 0.07 0.00 0.05 0.00 0.18 99.70 21:00:01 1 0.33 0.00 0.03 0.00 0.18 99.45 21:00:01 2 0.12 0.00 0.17 0.00 0.18 99.53 21:00:01 3 0.07 0.00 0.05 0.00 0.23 99.65 21:01:01 all 0.10 0.00 0.05 0.00 0.72 99.13 21:01:01 0 0.03 0.00 0.07 0.00 0.86 99.04 21:01:01 1 0.25 0.00 0.07 0.00 0.78 98.90 21:01:01 2 0.07 0.00 0.05 0.00 1.02 98.86 21:01:01 3 0.03 0.00 0.05 0.00 0.18 99.73 21:02:01 all 0.11 0.00 0.05 0.00 0.40 99.43 21:02:01 0 0.05 0.00 0.05 0.00 0.38 99.52 21:02:01 1 0.27 0.00 0.05 0.00 0.76 98.92 21:02:01 2 0.07 0.00 0.05 0.00 0.30 99.58 21:02:01 3 0.08 0.00 0.07 0.00 0.17 99.68 Average: all 2.55 0.00 0.81 0.29 1.02 95.34 Average: 0 2.14 0.00 0.92 0.21 1.11 95.62 Average: 1 2.65 0.00 0.73 0.33 1.04 95.24 Average: 2 2.94 0.00 0.88 0.08 1.04 95.06 Average: 3 2.49 0.00 0.70 0.53 0.87 95.42