---> uname -a: Linux 5800cd2c00fd 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% /var/log/sa /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-521 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-521@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 582 75 0 1180 1152 Swap: 1023 0 1023 ---> 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) 05/04/20 _x86_64_ (4 CPU) 03:35:11 LINUX RESTART 03:36:01 tps rtps wtps bread/s bwrtn/s 03:37:01 16.41 2.65 13.77 610.09 2273.23 03:38:01 2.12 0.00 2.12 0.00 75.43 03:39:01 0.27 0.00 0.27 0.00 3.75 03:40:01 0.28 0.00 0.28 0.00 3.60 03:41:01 0.27 0.00 0.27 0.00 3.00 03:42:01 102.88 65.86 37.02 3875.04 16981.58 Average: 20.37 11.42 8.95 747.58 3223.64 03:36:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:37:01 100580 1781724 94.66 2620 1259436 957468 32.67 417452 1198388 36 03:38:01 110328 1771976 94.14 2620 1259388 899292 30.68 409352 1198084 8 03:39:01 108584 1773720 94.23 2620 1259392 899576 30.69 411360 1198084 12 03:40:01 109624 1772680 94.18 2620 1259396 899360 30.69 409936 1198084 16 03:41:01 109212 1773092 94.20 2620 1259400 899456 30.69 410636 1198084 16 03:42:01 72232 1810072 96.16 2620 1234928 1109856 37.87 461300 1159460 47892 Average: 101760 1780544 94.59 2620 1255323 944168 32.21 420006 1191697 7997 03:36:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:37:01 eth0 59.03 47.86 345.88 43.36 0.00 0.00 0.00 03:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 docker0 7.86 6.44 1.15 17.38 0.00 0.00 0.00 03:38:01 eth0 0.65 0.08 0.06 0.01 0.00 0.00 0.00 03:38:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 eth0 1.58 0.63 0.82 0.57 0.00 0.00 0.00 03:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 eth0 0.05 0.03 0.00 0.00 0.00 0.00 0.00 03:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 eth0 0.27 0.20 0.14 0.07 0.00 0.00 0.00 03:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 eth0 94.12 78.00 2328.79 10.51 0.00 0.00 0.00 03:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 25.95 21.14 445.98 9.09 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.31 1.07 0.19 2.90 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) 05/04/20 _x86_64_ (4 CPU) 03:35:11 LINUX RESTART 03:36:01 CPU %user %nice %system %iowait %steal %idle 03:37:01 all 2.56 0.00 1.29 0.06 0.00 96.09 03:37:01 0 2.44 0.00 1.04 0.05 0.00 96.47 03:37:01 1 3.21 0.00 1.64 0.12 0.00 95.04 03:37:01 2 2.22 0.00 1.22 0.05 0.00 96.51 03:37:01 3 2.36 0.00 1.29 0.05 0.00 96.31 03:38:01 all 0.18 0.00 0.05 0.00 0.00 99.76 03:38:01 0 0.07 0.00 0.03 0.00 0.00 99.90 03:38:01 1 0.55 0.00 0.03 0.00 0.00 99.42 03:38:01 2 0.07 0.00 0.05 0.00 0.02 99.87 03:38:01 3 0.05 0.00 0.08 0.00 0.00 99.87 03:39:01 all 0.20 0.00 0.04 0.00 0.00 99.75 03:39:01 0 0.08 0.00 0.05 0.00 0.00 99.87 03:39:01 1 0.58 0.00 0.05 0.00 0.00 99.37 03:39:01 2 0.05 0.00 0.03 0.00 0.00 99.92 03:39:01 3 0.12 0.00 0.03 0.00 0.00 99.85 03:40:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:40:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:40:01 1 0.53 0.00 0.03 0.00 0.00 99.43 03:40:01 2 0.08 0.00 0.05 0.00 0.00 99.87 03:40:01 3 0.08 0.00 0.08 0.00 0.00 99.83 03:41:01 all 0.19 0.00 0.05 0.00 0.00 99.77 03:41:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:41:01 1 0.55 0.00 0.02 0.00 0.00 99.43 03:41:01 2 0.03 0.00 0.05 0.00 0.00 99.92 03:41:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:42:01 all 4.45 0.00 2.41 1.51 0.03 91.60 03:42:01 0 4.39 0.00 2.33 0.90 0.02 92.37 03:42:01 1 5.62 0.00 2.56 2.14 0.03 89.64 03:42:01 2 3.58 0.00 2.34 1.22 0.03 92.82 03:42:01 3 4.24 0.00 2.45 1.78 0.02 91.52 Average: all 1.29 0.00 0.65 0.26 0.01 97.79 Average: 0 1.18 0.00 0.59 0.16 0.00 98.08 Average: 1 1.84 0.00 0.72 0.38 0.01 97.06 Average: 2 1.00 0.00 0.62 0.21 0.01 98.15 Average: 3 1.15 0.00 0.66 0.30 0.00 97.88