---> uname -a: Linux aeeb8fff8ae0 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 6.3G 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-483@tmp /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-483 ---> free -m: total used free shared buff/cache available Mem: 1838 610 72 0 1154 1122 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) 04/14/20 _x86_64_ (4 CPU) 09:31:09 LINUX RESTART 09:32:02 tps rtps wtps bread/s bwrtn/s 09:33:01 15.25 2.03 13.22 83.68 2211.07 09:34:01 2.35 0.00 2.35 0.00 82.50 09:35:01 0.27 0.00 0.27 0.00 4.01 09:36:01 0.23 0.00 0.23 0.00 2.70 09:37:01 0.23 0.00 0.23 0.00 3.38 Average: 3.63 0.40 3.23 16.52 455.12 09:32:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:33:01 106928 1775376 94.32 2620 1225788 961412 32.80 447888 1168512 20 09:34:01 114844 1767460 93.90 2620 1225792 919440 31.37 441400 1168164 8 09:35:01 113780 1768524 93.96 2620 1225804 919744 31.38 442848 1168164 8 09:36:01 115224 1767080 93.88 2620 1225804 919504 31.37 441564 1168164 8 09:37:01 114892 1767412 93.90 2620 1225812 919576 31.38 441944 1168164 8 Average: 113134 1769170 93.99 2620 1225800 927935 31.66 443129 1168234 10 09:32:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 09:33:01 eth0 12.36 8.73 6.64 23.96 0.00 0.00 0.00 09:33:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:33:01 docker0 0.00 0.02 0.00 0.00 0.00 0.00 0.00 09:34:01 eth0 0.48 0.08 0.05 0.01 0.00 0.00 0.00 09:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 eth0 4.66 2.10 3.73 0.49 0.00 0.00 0.00 09:35:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:35:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 eth0 0.03 0.02 0.00 0.00 0.00 0.00 0.00 09:36:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:36:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 eth0 0.22 0.17 0.08 0.07 0.00 0.00 0.00 09:37:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:37:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 3.52 2.20 2.09 4.85 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) 04/14/20 _x86_64_ (4 CPU) 09:31:09 LINUX RESTART 09:32:02 CPU %user %nice %system %iowait %steal %idle 09:33:01 all 0.76 0.00 0.24 0.03 0.03 98.95 09:33:01 0 0.56 0.00 0.20 0.02 0.03 99.19 09:33:01 1 0.75 0.00 0.29 0.07 0.03 98.86 09:33:01 2 1.07 0.00 0.22 0.00 0.03 98.68 09:33:01 3 0.68 0.00 0.24 0.03 0.02 99.03 09:34:01 all 0.18 0.00 0.07 0.00 0.01 99.74 09:34:01 0 0.03 0.00 0.03 0.00 0.02 99.92 09:34:01 1 0.13 0.00 0.12 0.00 0.02 99.73 09:34:01 2 0.53 0.00 0.05 0.00 0.02 99.40 09:34:01 3 0.05 0.00 0.07 0.00 0.00 99.88 09:35:01 all 0.23 0.00 0.06 0.00 0.01 99.70 09:35:01 0 0.12 0.00 0.08 0.00 0.00 99.80 09:35:01 1 0.13 0.00 0.05 0.00 0.02 99.80 09:35:01 2 0.60 0.00 0.07 0.00 0.00 99.33 09:35:01 3 0.10 0.00 0.07 0.00 0.02 99.82 09:36:01 all 0.18 0.00 0.04 0.00 0.01 99.77 09:36:01 0 0.05 0.00 0.03 0.00 0.02 99.90 09:36:01 1 0.03 0.00 0.02 0.00 0.00 99.95 09:36:01 2 0.53 0.00 0.05 0.00 0.02 99.40 09:36:01 3 0.05 0.00 0.07 0.00 0.00 99.88 09:37:01 all 0.12 0.00 0.05 0.00 0.02 99.81 09:37:01 0 0.03 0.00 0.03 0.00 0.00 99.93 09:37:01 1 0.07 0.00 0.05 0.00 0.00 99.88 09:37:01 2 0.08 0.00 0.07 0.00 0.03 99.82 09:37:01 3 0.32 0.00 0.05 0.00 0.03 99.60 Average: all 0.29 0.00 0.09 0.01 0.02 99.60 Average: 0 0.16 0.00 0.08 0.00 0.01 99.75 Average: 1 0.22 0.00 0.10 0.01 0.01 99.65 Average: 2 0.56 0.00 0.09 0.00 0.02 99.33 Average: 3 0.24 0.00 0.10 0.01 0.01 99.65