---> uname -a: Linux 48415d4e1283 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: 2933.436 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 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 6.4G 43.6G 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 6.4G 43.6G 13% /etc/resolv.conf /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hostname /dev/vda1 50.0G 6.4G 43.6G 13% /etc/hosts /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-501 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-501@tmp /dev/vda1 50.0G 6.4G 43.6G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 603 74 0 1160 1131 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) 04/21/20 _x86_64_ (4 CPU) 03:24:51 LINUX RESTART 03:26:01 tps rtps wtps bread/s bwrtn/s 03:27:01 13.51 0.00 13.51 0.00 1774.04 03:28:01 0.95 0.00 0.95 0.00 14.69 03:29:02 0.23 0.00 0.23 0.00 2.43 03:30:01 0.27 0.00 0.27 0.00 3.79 03:31:01 0.37 0.00 0.37 0.00 4.76 Average: 3.08 0.00 3.08 0.00 361.33 03:26:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:27:01 126220 1756084 93.29 2620 1222752 891332 30.41 428604 1164416 12 03:28:01 125456 1756848 93.33 2620 1222756 891612 30.42 430180 1164128 8 03:29:02 125284 1757020 93.34 2620 1222764 891540 30.42 429896 1164128 8 03:30:01 125472 1756832 93.33 2620 1222768 891576 30.42 430040 1164128 8 03:31:01 125692 1756612 93.32 2620 1222776 891552 30.42 429996 1164128 8 Average: 125625 1756679 93.33 2620 1222763 891522 30.42 429743 1164186 9 03:26:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:27:01 eth0 0.62 0.08 0.04 0.01 0.00 0.00 0.00 03:27:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 eth0 0.65 0.35 0.29 0.20 0.00 0.00 0.00 03:28:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:02 eth0 0.93 0.30 0.32 0.20 0.00 0.00 0.00 03:29:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 eth0 1.03 0.46 0.41 0.21 0.00 0.00 0.00 03:30:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 eth0 2.56 0.52 0.57 0.27 0.00 0.00 0.00 03:31:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 1.16 0.34 0.33 0.18 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) 04/21/20 _x86_64_ (4 CPU) 03:24:51 LINUX RESTART 03:26:01 CPU %user %nice %system %iowait %steal %idle 03:27:01 all 0.17 0.00 0.11 0.00 0.09 99.63 03:27:01 0 0.05 0.00 0.05 0.00 0.05 99.85 03:27:01 1 0.48 0.00 0.08 0.00 0.13 99.30 03:27:01 2 0.07 0.00 0.20 0.00 0.07 99.67 03:27:01 3 0.07 0.00 0.13 0.00 0.13 99.67 03:28:01 all 0.17 0.00 0.05 0.00 0.07 99.70 03:28:01 0 0.03 0.00 0.05 0.00 0.03 99.88 03:28:01 1 0.53 0.00 0.05 0.00 0.12 99.30 03:28:01 2 0.07 0.00 0.05 0.00 0.08 99.80 03:28:01 3 0.05 0.00 0.03 0.00 0.05 99.87 03:29:02 all 0.16 0.00 0.04 0.00 0.04 99.75 03:29:02 0 0.05 0.00 0.05 0.00 0.02 99.88 03:29:02 1 0.50 0.00 0.05 0.00 0.08 99.37 03:29:02 2 0.05 0.00 0.03 0.00 0.05 99.87 03:29:02 3 0.05 0.00 0.05 0.00 0.00 99.90 03:30:01 all 0.14 0.00 0.05 0.00 0.06 99.75 03:30:01 0 0.03 0.00 0.05 0.00 0.05 99.86 03:30:01 1 0.44 0.00 0.07 0.00 0.12 99.37 03:30:01 2 0.07 0.00 0.05 0.00 0.07 99.81 03:30:01 3 0.05 0.00 0.02 0.00 0.02 99.92 03:31:01 all 0.12 0.00 0.05 0.00 0.03 99.80 03:31:01 0 0.07 0.00 0.03 0.00 0.02 99.88 03:31:01 1 0.30 0.00 0.05 0.00 0.05 99.60 03:31:01 2 0.08 0.00 0.07 0.00 0.03 99.82 03:31:01 3 0.02 0.00 0.05 0.00 0.00 99.93 Average: all 0.15 0.00 0.06 0.00 0.06 99.73 Average: 0 0.05 0.00 0.05 0.00 0.03 99.87 Average: 1 0.45 0.00 0.06 0.00 0.10 99.39 Average: 2 0.07 0.00 0.08 0.00 0.06 99.79 Average: 3 0.05 0.00 0.06 0.00 0.04 99.86