---> uname -a: Linux 8e70f303705a 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: 2933.396 BogoMIPS: 5866.79 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% /var/log/sa /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-519 /dev/vda1 50.0G 6.4G 43.6G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-519@tmp ---> free -m: total used free shared buff/cache available Mem: 1838 603 71 0 1163 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) 04/30/20 _x86_64_ (4 CPU) 03:01:14 LINUX RESTART 03:02:02 tps rtps wtps bread/s bwrtn/s 03:03:01 19.81 6.21 13.60 1884.59 2098.78 03:04:01 2.61 0.00 2.61 0.00 84.20 03:05:01 0.58 0.00 0.58 0.00 6.53 03:06:01 0.62 0.00 0.62 0.00 7.79 03:07:01 0.65 0.00 0.65 0.00 8.33 03:08:01 0.65 0.00 0.65 0.00 7.78 03:09:01 0.67 0.00 0.67 0.00 7.96 Average: 3.62 0.88 2.74 265.43 313.15 03:02:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:03:01 110704 1771600 94.12 2620 1225548 942488 32.16 436944 1169960 8 03:04:01 117380 1764924 93.76 2620 1225556 904032 30.85 431696 1169612 8 03:05:01 117332 1764972 93.77 2620 1225564 904120 30.85 432004 1169560 8 03:06:01 117428 1764876 93.76 2620 1225564 904148 30.85 431956 1169560 8 03:07:01 117872 1764432 93.74 2620 1225572 900024 30.71 431428 1169560 12 03:08:01 118644 1763660 93.70 2620 1225576 900208 30.71 431072 1169560 16 03:09:01 124156 1758148 93.40 2620 1225580 900184 30.71 425364 1169548 8 Average: 117645 1764659 93.75 2620 1225566 907886 30.98 431495 1169623 10 03:02:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:03:01 eth0 57.89 46.83 353.09 46.28 0.00 0.00 0.00 03:03:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:03:01 docker0 7.57 5.08 1.10 17.70 0.00 0.00 0.00 03:04:01 eth0 3.85 0.55 0.78 0.39 0.00 0.00 0.00 03:04:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 eth0 2.22 0.45 0.65 0.39 0.00 0.00 0.00 03:05:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 eth0 1.02 0.52 0.54 0.39 0.00 0.00 0.00 03:06:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 eth0 0.25 0.15 0.09 0.07 0.00 0.00 0.00 03:07:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 eth0 0.18 0.10 0.07 0.01 0.00 0.00 0.00 03:08:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 03:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 9.25 6.86 50.03 6.70 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.07 0.72 0.15 2.49 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) 04/30/20 _x86_64_ (4 CPU) 03:01:14 LINUX RESTART 03:02:02 CPU %user %nice %system %iowait %steal %idle 03:03:01 all 2.77 0.00 1.48 0.08 0.01 95.66 03:03:01 0 2.24 0.00 1.31 0.09 0.02 96.34 03:03:01 1 3.23 0.00 1.38 0.08 0.00 95.31 03:03:01 2 3.01 0.00 1.48 0.02 0.02 95.48 03:03:01 3 2.58 0.00 1.73 0.14 0.02 95.53 03:04:01 all 0.18 0.00 0.07 0.00 0.00 99.75 03:04:01 0 0.08 0.00 0.10 0.00 0.00 99.82 03:04:01 1 0.05 0.00 0.03 0.00 0.02 99.90 03:04:01 2 0.53 0.00 0.05 0.00 0.00 99.42 03:04:01 3 0.08 0.00 0.08 0.00 0.00 99.83 03:05:01 all 0.20 0.00 0.07 0.00 0.00 99.73 03:05:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:05:01 1 0.08 0.00 0.08 0.00 0.00 99.83 03:05:01 2 0.55 0.00 0.05 0.00 0.00 99.40 03:05:01 3 0.08 0.00 0.07 0.00 0.00 99.85 03:06:01 all 0.20 0.00 0.05 0.00 0.00 99.75 03:06:01 0 0.13 0.00 0.08 0.00 0.00 99.78 03:06:01 1 0.47 0.00 0.03 0.00 0.00 99.50 03:06:01 2 0.17 0.00 0.05 0.00 0.00 99.78 03:06:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:07:01 all 0.19 0.00 0.05 0.00 0.00 99.77 03:07:01 0 0.02 0.00 0.02 0.00 0.00 99.97 03:07:01 1 0.57 0.00 0.05 0.00 0.00 99.38 03:07:01 2 0.07 0.00 0.07 0.00 0.00 99.87 03:07:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:08:01 all 0.18 0.00 0.04 0.00 0.00 99.78 03:08:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:08:01 1 0.55 0.00 0.02 0.00 0.00 99.43 03:08:01 2 0.08 0.00 0.05 0.00 0.00 99.87 03:08:01 3 0.07 0.00 0.07 0.00 0.00 99.87 03:09:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:09:01 0 0.00 0.00 0.02 0.00 0.00 99.98 03:09:01 1 0.13 0.00 0.07 0.00 0.00 99.80 03:09:01 2 0.47 0.00 0.07 0.00 0.00 99.47 03:09:01 3 0.07 0.00 0.08 0.00 0.00 99.85 Average: all 0.55 0.00 0.25 0.01 0.00 99.18 Average: 0 0.36 0.00 0.23 0.01 0.00 99.40 Average: 1 0.72 0.00 0.23 0.01 0.00 99.03 Average: 2 0.69 0.00 0.26 0.00 0.00 99.05 Average: 3 0.42 0.00 0.30 0.02 0.00 99.26