---> uname -a: Linux b4e437b1c384 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-447 /dev/vda1 50.0G 6.3G 43.7G 13% /w/workspace/dgexfoundry_device-sdk-go_PR-447@tmp /dev/vda1 50.0G 6.3G 43.7G 13% /var/log/sa ---> free -m: total used free shared buff/cache available Mem: 1838 587 76 0 1174 1147 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) 03/03/20 _x86_64_ (4 CPU) 15:07:21 LINUX RESTART 15:08:02 tps rtps wtps bread/s bwrtn/s 15:09:01 21.93 6.23 15.70 1782.32 2106.72 15:10:01 2.56 0.00 2.56 0.00 89.94 15:11:01 0.25 0.00 0.25 0.00 2.85 15:12:01 0.27 0.00 0.27 0.00 3.46 15:13:01 0.25 0.00 0.25 0.00 3.25 15:14:01 0.35 0.00 0.35 0.00 3.98 Average: 4.22 1.02 3.20 293.00 363.63 15:08:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:09:01 101996 1780308 94.58 2620 1255580 946080 32.28 425872 1194724 12 15:10:01 109720 1772584 94.17 2620 1255584 911256 31.09 420772 1193732 12 15:11:01 108372 1773932 94.24 2620 1255592 911436 31.10 421764 1193732 8 15:12:01 109528 1772776 94.18 2620 1255596 911256 31.09 420824 1193732 8 15:13:01 109444 1772860 94.19 2620 1255604 911328 31.09 421204 1193732 8 15:14:01 109116 1773188 94.20 2620 1255608 911328 31.09 421116 1193732 8 Average: 108029 1774275 94.26 2620 1255594 917114 31.29 421925 1193897 9 15:08:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 15:09:01 eth0 131.59 95.72 447.58 49.79 0.00 0.00 0.00 15:09:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:09:01 docker0 8.20 6.03 0.97 15.74 0.00 0.00 0.00 15:10:01 eth0 0.65 0.07 0.06 0.01 0.00 0.00 0.00 15:10:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 eth0 0.53 0.43 0.27 0.21 0.00 0.00 0.00 15:11:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:11:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 eth0 0.10 0.08 0.01 0.01 0.00 0.00 0.00 15:12:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:12:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 eth0 0.25 0.17 0.08 0.07 0.00 0.00 0.00 15:13:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:13:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 eth0 0.55 0.15 0.10 0.01 0.00 0.00 0.00 15:14:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:14:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 21.98 15.89 73.67 8.24 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 1.35 0.99 0.16 2.59 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) 03/03/20 _x86_64_ (4 CPU) 15:07:21 LINUX RESTART 15:08:02 CPU %user %nice %system %iowait %steal %idle 15:09:01 all 3.19 0.00 1.53 0.10 0.02 95.16 15:09:01 0 2.94 0.00 1.63 0.12 0.02 95.29 15:09:01 1 3.78 0.00 1.24 0.09 0.03 94.86 15:09:01 2 2.97 0.00 1.31 0.07 0.02 95.63 15:09:01 3 3.06 0.00 1.97 0.15 0.02 94.79 15:10:01 all 0.18 0.00 0.06 0.00 0.00 99.75 15:10:01 0 0.07 0.00 0.07 0.00 0.00 99.87 15:10:01 1 0.55 0.00 0.08 0.00 0.02 99.35 15:10:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:10:01 3 0.07 0.00 0.05 0.00 0.00 99.88 15:11:01 all 0.18 0.00 0.05 0.00 0.00 99.77 15:11:01 0 0.05 0.00 0.03 0.00 0.00 99.92 15:11:01 1 0.55 0.00 0.05 0.00 0.00 99.40 15:11:01 2 0.07 0.00 0.02 0.00 0.00 99.92 15:11:01 3 0.08 0.00 0.07 0.00 0.00 99.85 15:12:01 all 0.17 0.00 0.05 0.00 0.00 99.78 15:12:01 0 0.02 0.00 0.05 0.00 0.00 99.93 15:12:01 1 0.05 0.00 0.07 0.00 0.00 99.88 15:12:01 2 0.05 0.00 0.05 0.00 0.00 99.90 15:12:01 3 0.52 0.00 0.02 0.00 0.00 99.47 15:13:01 all 0.18 0.00 0.04 0.00 0.00 99.78 15:13:01 0 0.05 0.00 0.05 0.00 0.00 99.90 15:13:01 1 0.08 0.00 0.05 0.00 0.00 99.87 15:13:01 2 0.07 0.00 0.05 0.00 0.00 99.88 15:13:01 3 0.52 0.00 0.03 0.00 0.00 99.45 15:14:01 all 0.16 0.00 0.04 0.00 0.00 99.80 15:14:01 0 0.03 0.00 0.02 0.00 0.00 99.95 15:14:01 1 0.03 0.00 0.07 0.00 0.00 99.90 15:14:01 2 0.05 0.00 0.03 0.00 0.00 99.92 15:14:01 3 0.53 0.00 0.02 0.00 0.00 99.45 Average: all 0.67 0.00 0.29 0.02 0.00 99.02 Average: 0 0.52 0.00 0.30 0.02 0.00 99.16 Average: 1 0.83 0.00 0.26 0.01 0.01 98.89 Average: 2 0.53 0.00 0.25 0.01 0.00 99.20 Average: 3 0.79 0.00 0.35 0.03 0.00 98.83