---> uname -a: Linux 7e380dace6dd 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-450 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-450@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 600 64 0 1173 1135 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) 02/24/20 _x86_64_ (4 CPU) 03:20:20 LINUX RESTART 03:21:01 tps rtps wtps bread/s bwrtn/s 03:22:01 16.96 2.11 14.85 452.27 2201.35 03:23:01 2.42 0.00 2.42 0.00 83.59 03:24:02 0.22 0.00 0.22 0.00 3.60 03:25:01 0.27 0.00 0.27 0.00 3.66 03:26:01 0.22 0.00 0.22 0.00 2.61 03:27:01 0.35 0.00 0.35 0.00 4.70 03:28:01 0.30 0.00 0.30 0.00 4.05 03:29:01 1.68 1.42 0.27 198.13 7.69 03:30:01 1.10 0.00 1.10 0.00 25.95 03:31:01 0.27 0.00 0.27 0.00 3.51 Average: 2.38 0.35 2.03 65.17 234.55 03:21:01 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:22:01 118636 1763668 93.70 2620 1229220 953320 32.53 431152 1173400 20 03:23:01 127508 1754796 93.23 2620 1229228 905144 30.88 424480 1172488 16 03:24:02 126720 1755584 93.27 2620 1229232 905400 30.89 425716 1172484 16 03:25:01 128052 1754252 93.20 2620 1229232 905208 30.89 424588 1172484 12 03:26:01 127408 1754896 93.23 2620 1229244 905292 30.89 425156 1172484 16 03:27:01 127900 1754404 93.21 2620 1229248 905208 30.89 424612 1172484 12 03:28:01 128356 1753948 93.18 2620 1229252 905232 30.89 424112 1172480 8 03:29:01 109848 1772456 94.16 2620 1235364 918436 31.34 430372 1177044 40 03:30:01 110872 1771432 94.11 2620 1235372 918352 31.33 429912 1177048 20 03:31:01 126680 1755624 93.27 2620 1235376 908440 31.00 413892 1177008 16 Average: 123198 1759106 93.45 2620 1231077 913003 31.15 425399 1173940 18 03:21:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 03:22:01 eth0 38.32 30.68 41.67 39.67 0.00 0.00 0.00 03:22:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 docker0 6.63 5.01 0.89 15.77 0.00 0.00 0.00 03:23:01 eth0 0.60 0.02 0.05 0.00 0.00 0.00 0.00 03:23:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:02 eth0 5.75 2.30 5.50 0.51 0.00 0.00 0.00 03:24:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 03:25:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 eth0 0.20 0.17 0.08 0.07 0.00 0.00 0.00 03:26:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 eth0 0.10 0.08 0.01 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 0.18 0.17 0.07 0.01 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 03:29:01 eth0 6.61 4.00 6.32 2.42 0.00 0.00 0.00 03:29:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 eth0 1.87 1.03 1.42 0.75 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 1.07 0.65 0.80 0.41 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 5.49 3.93 5.60 4.39 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 0.66 0.50 0.09 1.58 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) 02/24/20 _x86_64_ (4 CPU) 03:20:20 LINUX RESTART 03:21:01 CPU %user %nice %system %iowait %steal %idle 03:22:01 all 2.80 0.00 1.12 0.05 0.00 96.02 03:22:01 0 2.42 0.00 1.12 0.07 0.02 96.37 03:22:01 1 3.02 0.00 1.30 0.05 0.00 95.62 03:22:01 2 2.66 0.00 1.14 0.05 0.02 96.13 03:22:01 3 3.11 0.00 0.94 0.05 0.02 95.89 03:23:01 all 0.12 0.00 0.07 0.00 0.00 99.81 03:23:01 0 0.03 0.00 0.05 0.00 0.00 99.92 03:23:01 1 0.25 0.00 0.10 0.00 0.00 99.65 03:23:01 2 0.10 0.00 0.07 0.00 0.00 99.83 03:23:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:24:02 all 0.24 0.00 0.06 0.00 0.00 99.70 03:24:02 0 0.13 0.00 0.07 0.00 0.00 99.80 03:24:02 1 0.60 0.00 0.07 0.00 0.00 99.33 03:24:02 2 0.12 0.00 0.05 0.00 0.00 99.83 03:24:02 3 0.13 0.00 0.07 0.00 0.00 99.80 03:25:01 all 0.18 0.00 0.05 0.00 0.00 99.77 03:25:01 0 0.03 0.00 0.03 0.00 0.00 99.93 03:25:01 1 0.54 0.00 0.05 0.00 0.00 99.41 03:25:01 2 0.03 0.00 0.05 0.00 0.02 99.90 03:25:01 3 0.10 0.00 0.05 0.00 0.00 99.85 03:26:01 all 0.18 0.00 0.06 0.00 0.00 99.75 03:26:01 0 0.07 0.00 0.07 0.00 0.00 99.87 03:26:01 1 0.52 0.00 0.05 0.00 0.02 99.42 03:26:01 2 0.08 0.00 0.07 0.00 0.00 99.85 03:26:01 3 0.07 0.00 0.05 0.00 0.00 99.88 03:27:01 all 0.18 0.00 0.05 0.00 0.00 99.78 03:27:01 0 0.08 0.00 0.08 0.00 0.02 99.82 03:27:01 1 0.53 0.00 0.03 0.00 0.00 99.43 03:27:01 2 0.03 0.00 0.02 0.00 0.00 99.95 03:27:01 3 0.07 0.00 0.03 0.00 0.00 99.90 03:28:01 all 0.19 0.00 0.05 0.00 0.00 99.75 03:28:01 0 0.02 0.00 0.05 0.00 0.00 99.93 03:28:01 1 0.05 0.00 0.03 0.00 0.00 99.92 03:28:01 2 0.57 0.00 0.05 0.00 0.00 99.38 03:28:01 3 0.13 0.00 0.08 0.00 0.00 99.78 03:29:01 all 0.81 0.00 0.29 0.01 0.00 98.89 03:29:01 0 0.32 0.00 0.32 0.02 0.00 99.35 03:29:01 1 0.62 0.00 0.33 0.02 0.00 99.03 03:29:01 2 0.75 0.00 0.33 0.02 0.00 98.90 03:29:01 3 1.54 0.00 0.17 0.00 0.02 98.28 03:30:01 all 0.20 0.00 0.06 0.00 0.00 99.74 03:30:01 0 0.07 0.00 0.08 0.00 0.00 99.85 03:30:01 1 0.60 0.00 0.08 0.00 0.00 99.32 03:30:01 2 0.07 0.00 0.08 0.00 0.00 99.85 03:30:01 3 0.07 0.00 0.02 0.00 0.00 99.92 03:31:01 all 0.18 0.00 0.07 0.00 0.00 99.75 03:31:01 0 0.07 0.00 0.05 0.00 0.00 99.88 03:31:01 1 0.45 0.00 0.05 0.00 0.00 99.50 03:31:01 2 0.03 0.00 0.07 0.00 0.02 99.88 03:31:01 3 0.17 0.00 0.07 0.00 0.00 99.77 Average: all 0.51 0.00 0.19 0.01 0.00 99.30 Average: 0 0.32 0.00 0.19 0.01 0.00 99.47 Average: 1 0.72 0.00 0.21 0.01 0.00 99.06 Average: 2 0.44 0.00 0.19 0.01 0.01 99.35 Average: 3 0.54 0.00 0.15 0.01 0.00 99.29