---> uname -a: Linux 2be6a8a4b1b8 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-448 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-448@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 572 74 0 1191 1162 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) 04/20/20 _x86_64_ (4 CPU) 14:38:22 LINUX RESTART 14:39:01 tps rtps wtps bread/s bwrtn/s 14:40:02 28.07 7.72 20.34 1944.53 2301.03 14:41:01 3.01 0.00 3.01 0.00 97.38 14:42:01 0.65 0.00 0.65 0.00 8.36 14:43:01 0.53 0.00 0.53 0.00 5.96 14:44:01 0.63 0.00 0.63 0.00 7.93 14:45:01 0.80 0.00 0.80 0.00 9.78 Average: 5.62 1.29 4.33 325.11 406.07 14:39:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:40:02 120148 1762156 93.62 2620 1251628 948252 32.35 413048 1184704 8 14:41:01 125676 1756628 93.32 2620 1251632 915888 31.25 408464 1184392 16 14:42:01 126316 1755988 93.29 2620 1251644 908716 31.00 408192 1184348 8 14:43:01 126044 1756260 93.30 2620 1251644 908704 31.00 408168 1184348 8 14:44:01 126196 1756108 93.30 2620 1251652 908752 31.01 408008 1184348 8 14:45:01 127132 1755172 93.25 2620 1251656 908636 31.00 407360 1184348 8 Average: 125252 1757052 93.35 2620 1251643 916491 31.27 408873 1184415 9 14:39:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 14:40:02 eth0 136.52 99.77 457.43 55.40 0.00 0.00 0.00 14:40:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:02 docker0 6.79 5.28 0.99 16.69 0.00 0.00 0.00 14:41:01 eth0 2.32 0.39 0.56 0.15 0.00 0.00 0.00 14:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 eth0 1.43 0.70 0.60 0.43 0.00 0.00 0.00 14:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 eth0 1.07 0.30 0.32 0.23 0.00 0.00 0.00 14:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 eth0 0.68 0.37 0.40 0.26 0.00 0.00 0.00 14:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 eth0 0.13 0.10 0.01 0.01 0.00 0.00 0.00 14:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 23.76 16.99 76.79 9.44 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.14 0.88 0.17 2.79 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) 04/20/20 _x86_64_ (4 CPU) 14:38:22 LINUX RESTART 14:39:01 CPU %user %nice %system %iowait %steal %idle 14:40:02 all 3.59 0.00 1.66 0.28 0.00 94.46 14:40:02 0 3.69 0.00 1.93 0.84 0.00 93.55 14:40:02 1 3.91 0.00 1.52 0.15 0.00 94.42 14:40:02 2 2.93 0.00 1.37 0.08 0.00 95.62 14:40:02 3 3.84 0.00 1.84 0.07 0.00 94.25 14:41:01 all 0.21 0.00 0.07 0.00 0.00 99.72 14:41:01 0 0.12 0.00 0.07 0.00 0.00 99.81 14:41:01 1 0.56 0.00 0.05 0.00 0.00 99.39 14:41:01 2 0.12 0.00 0.10 0.00 0.00 99.78 14:41:01 3 0.03 0.00 0.05 0.00 0.00 99.92 14:42:01 all 0.19 0.00 0.06 0.00 0.00 99.74 14:42:01 0 0.07 0.00 0.07 0.00 0.00 99.87 14:42:01 1 0.53 0.00 0.02 0.00 0.00 99.45 14:42:01 2 0.07 0.00 0.07 0.00 0.00 99.87 14:42:01 3 0.10 0.00 0.07 0.00 0.00 99.83 14:43:01 all 0.18 0.00 0.05 0.00 0.00 99.77 14:43:01 0 0.05 0.00 0.05 0.00 0.00 99.90 14:43:01 1 0.55 0.00 0.05 0.00 0.00 99.40 14:43:01 2 0.05 0.00 0.03 0.00 0.00 99.92 14:43:01 3 0.07 0.00 0.07 0.00 0.00 99.87 14:44:01 all 0.15 0.00 0.06 0.00 0.00 99.79 14:44:01 0 0.08 0.00 0.05 0.00 0.00 99.87 14:44:01 1 0.37 0.00 0.12 0.00 0.00 99.52 14:44:01 2 0.03 0.00 0.02 0.00 0.00 99.95 14:44:01 3 0.12 0.00 0.07 0.00 0.00 99.82 14:45:01 all 0.07 0.00 0.05 0.00 0.00 99.88 14:45:01 0 0.07 0.00 0.03 0.00 0.00 99.90 14:45:01 1 0.13 0.00 0.07 0.00 0.00 99.80 14:45:01 2 0.03 0.00 0.03 0.00 0.00 99.93 14:45:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 0.73 0.00 0.32 0.05 0.00 98.90 Average: 0 0.68 0.00 0.37 0.14 0.00 98.82 Average: 1 1.01 0.00 0.30 0.03 0.00 98.66 Average: 2 0.54 0.00 0.27 0.01 0.00 99.18 Average: 3 0.70 0.00 0.35 0.01 0.00 98.93