---> uname -a: Linux 98f4e7cfb04e 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-485 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-485@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 584 66 0 1187 1149 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) 04/16/20 _x86_64_ (4 CPU) 09:36:52 LINUX RESTART 09:38:01 tps rtps wtps bread/s bwrtn/s 09:39:01 11.96 0.00 11.96 0.00 1792.19 09:40:01 0.63 0.00 0.63 0.00 9.03 09:41:01 0.70 0.00 0.70 0.00 8.14 09:42:01 0.53 0.00 0.53 0.00 5.40 Average: 3.46 0.00 3.46 0.00 453.71 09:38:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:39:01 109616 1772688 94.18 2620 1252604 906380 30.93 414228 1194716 20 09:40:01 109456 1772848 94.18 2620 1252608 906392 30.93 414700 1194416 8 09:41:01 110772 1771532 94.12 2620 1252616 897116 30.61 413764 1194368 8 09:42:01 110952 1771352 94.11 2620 1252620 897116 30.61 413700 1194368 8 Average: 110199 1772105 94.15 2620 1252612 901751 30.77 414098 1194467 11 09:38:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:39:01 eth0 2.10 0.58 0.63 0.41 0.00 0.00 0.00 09:39:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:39:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 eth0 1.93 0.83 1.56 0.20 0.00 0.00 0.00 09:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:41:01 eth0 0.10 0.08 0.01 0.04 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 0.08 0.08 0.01 0.01 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 Average: eth0 1.05 0.40 0.55 0.16 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 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) 04/16/20 _x86_64_ (4 CPU) 09:36:52 LINUX RESTART 09:38:01 CPU %user %nice %system %iowait %steal %idle 09:39:01 all 0.19 0.00 0.07 0.00 0.00 99.74 09:39:01 0 0.05 0.00 0.03 0.00 0.00 99.92 09:39:01 1 0.57 0.00 0.08 0.00 0.00 99.35 09:39:01 2 0.07 0.00 0.03 0.00 0.00 99.90 09:39:01 3 0.08 0.00 0.12 0.00 0.00 99.80 09:40:01 all 0.18 0.00 0.04 0.00 0.00 99.77 09:40:01 0 0.08 0.00 0.05 0.00 0.00 99.87 09:40:01 1 0.55 0.00 0.03 0.00 0.00 99.42 09:40:01 2 0.05 0.00 0.02 0.00 0.00 99.93 09:40:01 3 0.05 0.00 0.07 0.00 0.00 99.88 09:41:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:41:01 0 0.07 0.00 0.05 0.00 0.00 99.88 09:41:01 1 0.58 0.00 0.03 0.00 0.00 99.38 09:41:01 2 0.03 0.00 0.03 0.00 0.00 99.93 09:41:01 3 0.00 0.00 0.00 0.00 0.00 100.00 09:42:01 all 0.18 0.00 0.03 0.00 0.00 99.79 09:42:01 0 0.05 0.00 0.02 0.00 0.00 99.93 09:42:01 1 0.53 0.00 0.03 0.00 0.00 99.43 09:42:01 2 0.10 0.00 0.05 0.00 0.00 99.85 09:42:01 3 0.07 0.00 0.03 0.00 0.00 99.90 Average: all 0.18 0.00 0.04 0.00 0.00 99.77 Average: 0 0.06 0.00 0.04 0.00 0.00 99.90 Average: 1 0.56 0.00 0.05 0.00 0.00 99.40 Average: 2 0.06 0.00 0.03 0.00 0.00 99.90 Average: 3 0.05 0.00 0.05 0.00 0.00 99.90