---> uname -a: Linux 943bc03b5eaa 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: 2933.442 BogoMIPS: 5866.88 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-507 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-507@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 586 69 0 1182 1148 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) 04/22/20 _x86_64_ (4 CPU) 07:56:21 LINUX RESTART 07:57:01 tps rtps wtps bread/s bwrtn/s 07:58:01 25.15 7.32 17.83 1950.79 2003.63 07:59:01 2.48 0.00 2.48 0.00 82.28 08:00:01 0.60 0.00 0.60 0.00 7.64 08:01:01 0.63 0.02 0.62 0.13 7.66 08:02:01 0.83 0.12 0.72 2.13 11.06 Average: 5.94 1.49 4.45 390.69 422.53 07:57:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:58:01 118592 1763712 93.70 2620 1237656 951720 32.47 422064 1177584 8 07:59:01 126524 1755780 93.28 2620 1237660 902608 30.80 415872 1176552 8 08:00:01 125944 1756360 93.31 2620 1237672 902828 30.80 416976 1176552 8 08:01:01 125740 1756564 93.32 2620 1237672 903064 30.81 416532 1176488 12 08:02:01 126560 1755744 93.28 2620 1237816 901148 30.75 416352 1176556 8 Average: 124672 1757632 93.38 2620 1237695 912274 31.13 417559 1176746 9 07:57:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 07:58:01 eth0 145.33 103.85 459.29 54.01 0.00 0.00 0.00 07:58:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:58:01 docker0 8.89 6.56 1.22 19.94 0.00 0.00 0.00 07:59:01 eth0 1.30 0.20 0.38 0.01 0.00 0.00 0.00 07:59:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:59:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 eth0 0.90 0.68 0.53 0.37 0.00 0.00 0.00 08:00:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 eth0 0.15 0.08 0.01 0.04 0.00 0.00 0.00 08:01:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:01:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 eth0 0.28 0.20 0.14 0.07 0.00 0.00 0.00 08:02:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 29.60 21.01 92.09 10.90 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.78 1.31 0.24 3.99 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) 04/22/20 _x86_64_ (4 CPU) 07:56:21 LINUX RESTART 07:57:01 CPU %user %nice %system %iowait %steal %idle 07:58:01 all 3.54 0.00 1.85 0.29 0.03 94.30 07:58:01 0 3.63 0.00 2.19 0.05 0.03 94.09 07:58:01 1 3.11 0.00 1.55 0.50 0.00 94.83 07:58:01 2 3.15 0.00 2.01 0.15 0.03 94.66 07:58:01 3 4.26 0.00 1.65 0.45 0.03 93.60 07:59:01 all 0.19 0.00 0.08 0.00 0.00 99.73 07:59:01 0 0.07 0.00 0.07 0.00 0.00 99.87 07:59:01 1 0.08 0.00 0.08 0.00 0.02 99.82 07:59:01 2 0.60 0.00 0.10 0.00 0.00 99.30 07:59:01 3 0.03 0.00 0.05 0.00 0.00 99.92 08:00:01 all 0.24 0.00 0.05 0.00 0.01 99.70 08:00:01 0 0.17 0.00 0.03 0.00 0.00 99.80 08:00:01 1 0.08 0.00 0.07 0.00 0.02 99.83 08:00:01 2 0.55 0.00 0.03 0.00 0.00 99.42 08:00:01 3 0.15 0.00 0.07 0.00 0.00 99.78 08:01:01 all 0.18 0.00 0.07 0.00 0.00 99.75 08:01:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:01:01 1 0.05 0.00 0.08 0.00 0.00 99.87 08:01:01 2 0.55 0.00 0.07 0.00 0.00 99.38 08:01:01 3 0.05 0.00 0.07 0.00 0.00 99.88 08:02:01 all 0.18 0.00 0.06 0.00 0.00 99.76 08:02:01 0 0.05 0.00 0.05 0.00 0.00 99.90 08:02:01 1 0.08 0.00 0.08 0.00 0.00 99.83 08:02:01 2 0.53 0.00 0.03 0.00 0.00 99.43 08:02:01 3 0.07 0.00 0.07 0.00 0.00 99.87 Average: all 0.86 0.00 0.42 0.06 0.01 98.65 Average: 0 0.79 0.00 0.48 0.01 0.01 98.72 Average: 1 0.68 0.00 0.37 0.10 0.01 98.84 Average: 2 1.07 0.00 0.45 0.03 0.01 98.44 Average: 3 0.91 0.00 0.38 0.09 0.01 98.61